2024

Transparent Photovoltaics with Array ZnO/NiO Structure for Energy Harvesting and Human Interface Applications 

Junghyun Lee, Chanhyuk Choi, Shuvaraj Ghosh, Malkeshkumar Patel, Naveen Kumar, Priyanka Bhatnagar, Sourov Hossain, Joondong Kim

Advanced Science (2024)

Transparent metal-oxide photovoltaics for energy harvesting and storage for sustainable platforms 

Chanhyuk Choi ,  Junghyun Lee ,  Malkeshkumar Patel, Shuvaraj Ghosh ,  Minseok Chae ,  Hyeon-Gyu Choi ,  Naveen Kumar ,  Ching-Ping Wong ,  Joondong Kim  

Nano Energy (2024)

Ti-Doped ZnO Thin Films-Based Transparent Photovoltaic for High-Performance Broadband and Wide-Field-of-View Photocommunication Window 

Shuvaraj Ghosh, Malkeshkumar Patel, Naveen Kumar, Junsik Lee, Junghyun Lee, Chanhyuk Choi, Devanshi Zala, Abhijit Ray, Kim Joondong 

Advanced Science (2024)

Metal-Oxide Based Transparent Heater with Interdigitated Electrodes 

Lee Junghyun,  Choi Chanhyuk,  Muhammad Kumail, Priyanka Bhatnagar,  Malkeshkumar Patel,  Kim Joondong

Journal of the Korean Solar Energy Society (2024) 

Colour-Passive radiative cooling in optoelectronics with Silver/Quantum dot decorated silica multifunctional hybrid structures 

Ha Trang Nguyen , Thanh Tai Nguyen , Thanh Thao Tran , Jiwon Bang ,  Manjeet Kumar,  Joondong Kim , Ju-Hyung Yun

 Chemical Engineering Journal (2024)

Transparent integrated pyroelectricphotovoltaic structure for photo-thermo hybrid power generation 

Malkeshkumar Patel, Hyeong-Ho Park , Priyanka Bhatnagar, Naveen Kumar,  Junsik Lee,  Joondong Kim 

Nature Communications (2024)

Transparent Photovoltaics for Self-Powered Devices and Memories 

Priyanka Bhatnagar, Malkeshkumar Patel, Sangho Kim, Thanh Tai Nguyen, Shuvaraj Ghosh, Hong-Sik Kim, Naveen Kumar, Junsik Lee, Kibum Lee, Junghyun Lee, Chanhyuk Choi, and Joondong Kim

Advanced Science (2024)

Metal-embedded metal oxide hybrid structure for the functional improvement of all-transparent photovoltaics 

Osigwe Chidingozi Emeka, Thanh Tai Nguyen  , Chanhyuk Choi , Kibum Lee , Sang Moon Kim  , Ju-Hyung Yun  , Joondong Kim 

Solar Energy Materials and Solar Cells (2024)

Oxygen Vacancies Mediated Co-Sputtered Ti-Doped BiVO4 Thin Films-Based Transparent Photovoltaic Device 

Shuvaraj Ghosh, Malkeshkumar Patel, Hyeon-Gyu Choi, Sung-Min Youn, Chaehwan Jeong,* and Joondong Kim 

Advanced Science (2024)

Light-Wavelength-Selective Transparent ITO/Ag/ITO/Ag/ITO Structure for Functional Energy Applications 

Chanhyuk Choi, Junghyun Lee, Shuvaraj Ghosh, Malkeshkumar Patel, Junsik Lee, Priyanka Bhatnagar, Naveen Kumar, Chidingozi Emeka Osigwe, and Joondong Kim

Advanced Science (2024)

Amorphous transparent conducting oxide for van-der Waals semiconductor bifacial transparent photovoltaics 

Naveen Kumar, Malkeshkumar Patel, Muhammad Kumail, Chanhyuk Choi, Junghyun Lee, Sungtek Kahng, Joondong Kim 

Optical Materials (2024)

2023

Van der Waals semiconductor based self-powered transparent broadband photodetector 

Naveen Kumar, Muhammad Kumail, Junghyun Lee, Hyeong Gi Park, Joondong Kim 

Materials Research Bulletin (2023)

Transparent metal-oxide personal UV monitoring device with machine learning advancement 

Junsik Lee, Naveen Kumar, Malkeshkumar Patel, Shuvaraj Ghosh, Joondong Kim 

Sensors and Actuators A: Physical (2023)

All-transparent tandem photovoltaic-powered photodetector 

Thanh Tai Nguyen, Naveen Kumar, Junsik Lee, Malkeshkumar Patel, Joondong Kim 

Nano Energy (2023)

Boosting Wavelength‐Selective Absorption and Photocarrier Collection in NiO/ZnO Transparent Photovoltaic Heterojunctions by Plasmonic Ag Nanowire Top Electrodes 

Jungeun Song, Malkeshkumar Patel, Sara Evelyn Johannesson, Kayoung Cho, JaeHong Park, Joondong Kim, Dong‐Wook Kim 

Advanced Electronic Materials (2023)

Unraveling the highly sensitive-selective NO2 sensing characteristics of perfect and agglomerated Zn2SnO4 octahedrons 

Deasung Kim, Thanh Thao Tran, Vishwa Bhatt, Ha Trang Nguyen, Joondong Kim, Manjeet Kumar, Ju-Hyung Yun 

Journal of Environmental Chemical Engineering (2023)

Transparent photovoltaic window for visible light communications with onsite power and reliable machine learning features 

Malkeshkumar Patel, Priyanka Bhatnagar, Junsik Lee, Naveen Kumar, Thanh Tai Nguyen, Joondong Kim 

Nano Energy (2023)

Flexible and Transparent Photovoltaic‐Based Broadband Photocommunication Window 

Naveen Kumar, Junsik Lee, Malkeshkumar Patel, Hongsub Jee, Jaehyeong Lee, Joondong Kim 

Advanced Sustainable Systems (2023)

Field‐Induced Transparent Electrode‐Integrated Transparent Solar Cells and Heater for Active Energy Windows: Broadband Energy Harvester 

Malkeshkumar Patel, Sangho Kim, Joondong Kim 

Advanced Science (2023)

UV Blocking Ga2O3/Cu2O Heterojunction Photoelectric Device 

Youngwoong Ju, Seunghan Bae, Woohyeok Kim, Jinsol Jeong, Uyoung Jung, Junsik Lee, Chanhyuk Choi, Naveen Kumar, Juhyung Yun, Joondong Kim 

Journal of the Korean Solar Energy Society (2023)

Two-dimensional silver film for all-inorganic transparent photovoltaics

Thanh Tai Nguyen, Ha Trang Nguyen, Ju-Hyung Yun, Jinjoo Park, Joondong Kim 

Materials Letters (2023)

Self-Powered Ultraviolet–Visible Transparent Photodetector Based on Mo-Doped BiVO4 Thin Films 

Shuvaraj Ghosh, Malkeshkumar Patel, Chanhyuk Choi, Junghyun Lee, Joondong Kim 

ACS Applied Electronic Materials (2023)

Field-Effect Passivation of the Cu2O/ZnO Transparent Heterojunction Photovoltaic Device Using Ga2O3 Thin Film 

Naveen Kumar, Malkeshkumar Patel, Min-Joon Park, Chaehwan Jeong, Joondong Kim 

ACS Applied Energy Materials (2023)

Co-sputtered Mo: BiVO4 thin film-based transparent photovoltaic and photoelectrochemical activity for see-through energy systems 

Malkeshkumar Patel, Shuvaraj Ghosh, Joondong Kim 

Materials Science in Semiconductor Processing (2023)

Flexible and transparent MXene-platformed ultrafast photodetector for encrypted signal communication in self-powered operation 

Thanh Tai Nguyen, G Murali, Arun S Nissimagoudar, Priyanka Bhatnagar, Seongeun Lee, Malkeshkumar Patel, Seung-Cheol Lee, Insik In, Ching-Ping Wong, Joondong Kim 

Nano Energy (2023)

All‐Oxide Transparent Photodetector Array for Ultrafast Response through Self‐Powered Excitonic Photovoltage Operation

Shuvaraj Ghosh, Malkeshkumar Patel, Junsik Lee, Joondong Kim 

Small (2023)

Usability Assessment of EMP for Improved Optical Properties of OMO Structure 

Chanhyuk Choi, Junghyun Lee, Joondong Kim 

Journal of the Korean Solar Energy Society (2023)

High-functional Transparent Electrode Design and Shielding Effect 

Seongwon Cho, Wu-shin Cha, Junheon Ha, Junsik Lee, Jiwon Kang, Nguyen Thanh Tai, Joondong Kim 

Korea Photovoltaic Society (2023)

Impact of Na diffusion on Cu (In, Ga) Se2 solar cells: Unveiling the role of active defects using thermal admittance spectroscopy 

Vishwa Bhatt, Sung-Tae Kim, Manjeet Kumar, Ho-Jung Jeong, Joondong Kim, Jae-Hyung Jang, Ju-Hyung Yun 

Thin Solid Films (2023)

Van Der Waals Semiconductor Based Omnidirectional Bifacial Transparent Photovoltaic for Visual‐Speech Photocommunication 

Naveen Kumar, Thanh Tai Nguyen, Junsik Lee, Malkeshkumar Patel, Priyanka Bhatnagar, Kibum Lee, Joondong Kim 

Advanced Science (2023)

Oil-gated isoporous membrane with micro-apertures for controllable pressure-induced passive flow regulator 

Yujin Park, Joondong Kim, Ju-Hyung Yun, Segeun Jang, Sang Moon Kim 

RSC advances (2023)

A study of the optical properties of wide bandgap oxides for a transparent photovoltaics platform 

Malkeshkumar Patel ab, Shuvaraj Ghosh ab, Jeong Eun Park c, Jungeun Song d, Dong-Wook Kim *d and Joondong Kim  

 J. Mater. Chem. C, 2023 

Self‐powered transparent photodetector for subretinal visual functions of wide‐field‐of‐view and broadband perception

Priyanka Bhatnagar, Malkeshkumar Patel, Kibum Lee, Joondong Kim

InfoMat (2023)

Flexible and Transparent MXene-platformed ultrafast photodetector for encrypted signal communication in self-powered operation

Nguyen Thanh Tai, G. Murali, Arun Nissimagoudar, Priyanka Bhatnagar, Seongeun Lee, Malkeshkumar Patel, Seung-Cheol Lee, Insik In, C.P. Wong, Joondong Kim

Nano Energy (2023)

Impact of Na diffusion on Cu(In, Ga)Se2 solar cells: Unveiling the role of active defects using thermal admittance spectroscopy

Vishwa Bhatt, Sungtae Kim, Manjeet Kumar, Ho-Jung Jeong, Joondong Kim, Jae-Hyung Jang, Juhyung Yun

Thin Solid Films (2023)

Flexible and Transparent Heater with Oxide/Metal/Oxide Structure

Wu-Shin Cha, Junsik Lee, Malkeshkumar Patel, Kibum Lee, Joondong Kim

Transactions of the Korean Institute of Electrical Engineers (2023)

2022

Enhancement of Metal-oxide (NiO/ZnO) Transparent Photodetector Properties with Bias Tuning

Junsik Lee, Kumar Naveen, Malkeshkumar Patel, Bong-Joo Shin, Joondong Kim

Journal of the Korean Solar Energy Society (2022)

Flexible transparent photovoltaics for ultra-UV photodetection and functional UV-shielding based on Ga2O3/Cu2O heterojunction

Naveen Kumar, Malkeshkumar Patel, Joondong Kim, Chaehwan Jeong, C.P. Wong

Applied Materials Today (2022)

Enhanced performance of AZO embedded Cu2O/ZnO based transparent photodetector operating at self-power mode

Nguyen Thanh Tai, Osigwe Chidingozi Emeka, Naveen Kumar, Priyanka Bhatnagar, Joondong Kim

Materials Today Communications (2022)

Transparent photovoltaic-based photocathodes for see-through energy systems

Malkeshkumar Patel, Vinayak Vitthal Satale, Sangho Kim, Kibum Lee, Joondong Kim

Journal of Power Sources (2022)

Color-tunable transparent photovoltaics for onsite power production under sunlight and indoor light

Sangho Kim,Malkeshkumar Patel,Sung-Min Youn,Youngkuk Kim,Kibum Lee,Joondong Kim

Materials Today Energy (2022)

New Concepts in All-Metal-Oxide-Based Ultraviolet Transparent Photovoltaics

Sadanand, Malkeshkumar Patel, Naveen Kumar, Woochan Lee, Joondong Kim

IEEE Transactions on Electron Devices (2022)

Piezo-pyrophototronics-based self-powered transparent mechanoreceptor

Priyanka Bhatnagar, Malkeshkumar Patel, Kibum Lee, Joondong Kim

Sensors and Actuators A: Physical (2022)

n-Ga2O3/p-SnS heterojunction thin-films based transparent photovoltaic device

Naveen Kumar,Umme Farva,Malkeshkumar Patel,Wu-Shin Cha,Jaehyeong Lee,Joondong Kim

Journal of Alloys and Compounds (2022)

MXene-Integrated Metal Oxide Transparent Photovoltaics and Self- Powered Photodetectors

Nguyen Thanh Tai,G. Murali,Malkeshkumar Patel,Seongmin Park,Joondong Kim

ACS Applied Energy Materials (2022)

Corrigendum to ‘Carrier transport and working mechanism of transparent photovoltaic cells

Malkeshkumar Patel, Jungeun Song, Dong-Wook Kim, Joondong Kim

Applied Materials Today 26 (2022)

High-performing UV photodetectors by thermal-coupling transparent photovoltaics

Thanh Tai Nguyen, Joondong Kim, Junsin Yi, Ching-Ping Wong

Nano Energy (2022)

Transparent Electromagnetic Wave Shielding Film of ITO/Ag/ITO

Joonsik Lee, Joonpyo Hong, Malkeshkumar Patel,Kibum Lee, Joondong Kim

Transactions of the Korean Institute of Electrical Engineers (2022)

All-oxide-based and metallic electrode-free artificial synapses for transparent neuromorphic computing

Naveen Kumar,Malkeshkumar Patel,Nguyen Thanh Tai,Priyanka Bhatnagar,Joondong Kim

Materials Today Chemistry (2022)

Carrier transport and working mechanism of transparent photovoltaic cells

 Malkeshkumar Patel, Jungeun Song, Dong-Wook Kim, Joondong Kim

Applied Materials Today (2022)

WS2/p-Si-based Photocathodes with High Activity Originated from the Unique Vertical Geometry of the 2D WS2 Nanoplatelets

Malkeshkumar Patel, Nguyen Thanh Tai, Jina Kim,Joondong Kim,Yu Kwon Kim

 FlatChem (2022)

Large-Scale Transparent Photovoltaics for a Sustainable Energy Future: Review of Inorganic Transparent Photovoltaics

Benjamin Hudson Babya, Malkeshkumar Patela, Kibum Lee, Joondong Kim

Applied Science and Convergence Technology (2022) 

2021

Highly Transparent Bidirectional Transparent Photovoltaics for On-Site Power Generators

Sangho Kim,Malkeshkumar Patel,Nguyen Thanh Tai,Naveen Kumar,Priyanka Bhatnagar,Joondong Kim

ACS Applied Materials & Interfaces (2021)

Transparent Photovoltaics for Self-Powered Bioelectronics and Neuromorphic Applications

Priyanka BhatnagarMalkeshkumar PatelNguyen Thanh TaiSangho KimJoondong Kim

Journal of Physical Chemistry Letters (2021)

Transparent photovoltaic skin for artificial thermoreceptor and nociceptor memory

Priyanka Bhatnagar, Joonpyo Hong, Malkeshkumar Patel, Joondong Kim

Nano Energy (2021)

Transparent and all Oxide-based Highly Responsive n-n Heterojunction Broadband Photodetector

Naveen Kumar, Thanh Tai Nguyen, Malkeshkumar Patel, Sangho Kim, Joondong Kim

Journal of Alloys and Compounds (2021)

Active energy-controlling windows incorporating transparent photovoltaics and an integrated transparent heater

Malkeshkumar Patel, Ji Heun Seo, Thanh Tai Nguyen, Joondong Kim

Cell Reports Physical Science (2021)

All‐Metal Oxide Transparent Photovoltaic for High‐Speed Binary UV Communication Window

Malkeshkumar Patel, Priyanka Bhatnagar, Shristi Bist, Joondong Kim

Advanced Electronic Materials (2021)

Transparent Sustainable Energy Platform: Closed-loop energy chain of solar-electric-hydrogen by transparent photovoltaics, photo-electro-chemical cells and fuel system

Malkeshkumar Patel a b, Sangho Kim a b, Thanh Tai Nguyen a b, Joondong Kim a b, Ching-Ping Wong

Nano Energy (2021)

All‐Metal Oxide Transparent Photovoltaic for High‐Speed Binary UV Communication Window

Malkeshkumar Patel, Priyanka Bhatnagar, Shristi Bist, Joondong Kim

Advanced Electronic Materials (2021)

Bifacial Color-Tunable Transparent Photovoltaics for Application as Building-Integrated Photovoltaics

Sangho Kim, Junsin Yi, Joondong Kim

Solar RRL (2021)

Over 30% efficiency bifacial 4-terminal perovskite-heterojunction silicon tandem solar cells with spectral albedo

Sangho Kim, Thanh Thuy Trinh,Jinjoo Park, Duy Phong Pham, Sunhwa Lee, Huy Binh Do, Nam Nguyen Dang, Vinh-Ai Dao, Joondong Kim & Junsin Yi

Scientific Reportsby Springer Nature (2021)

Bifacial Color‐Tunable Transparent Photovoltaics for Application as Building‐Integrated Photovoltaics

Sangho Kim, Junsin Yi, Joondong Kim 

Solar RRL(2021) 

Solvent and catalyst-free synthesis of In2O3 octahedron using single-step thermal decomposition technique for NO2 detection

Manjeet Kumar, Vishwa Bhatt, Joondong Kim, Ju-Hyung Yun 

Journal of Alloys and Compounds Volume (2021)

Role of substrate architecture and modelling on photocurrent and photovoltage in TiO2/NiO transparent photovoltaics

Naveen Kumar, Nguyen Thanh Tai, Hyeong-Ho Park, Lee Kibum, Kim Sang Moon, Kim Joondong

Materials Research Bulletin Volume(2021)

Transparent Photovoltaic Memory for neuromorphic device 

Priyanka Bhatnagar, Thanh Tai Nguyen, Sangho Kim, Ji Heun Seo, Malkeshkumar Patel, Joondong Kim

nanoscale (2021)

Transparent Stacked Photoanodes with Efficient Light Management for Solar-Driven Photoelectrochemical Cells

Thanh Tai Nguyen, Malkeshkumar Patel, Sangho Kim, Vinh-Ai Dao, and Joondong Kim

ACS Applied Materials & Interfaces (2021)

Multi-stacked transparent-electrode for transparent photovoltaics

Sangho Kim, Malkeshkumar Patel , Youngkuk Kim , Junsin Yi , Joondong Kim

Materials Letters (2021)

Self-powered transparent photodetectors for broadband applications

Thanh Tai Nguyen, Malkeshkumar Patel, Joondong Kim 

Surfaces and Interfaces (2021)

Mxene-Integrated Metal Oxide Transparent Photovoltaics

Nguyen Thanh Tai, G. Murali, Malkeshkumar Patel, Seongmin Park, Insik In,

Joondong Kim

SSRN Electronic Journal (2021)

Photovoltaic-driven transparent heater of ZnO-coated silver nanowire networks for self-functional remote power system 

Malkeshkumar Patel, Ji Heun Seo, Sangho Kim, Thanh Tai Nguyen, Manjeet Kumar, Juhyung Yun, Joondong Kim 

Journal of Power Sources (2021)

Solvent and catalyst-free synthesis of In2O3 octahedron using single-step thermal decomposition technique for NO2 detection

Manjeet Kumar, Vishwa Bhatt, Joondong Kim, Ju-Hyung Yun 

Journal of Alloys and Compounds (2021)

Application of rear-emitter silicon heterojunction solar cells with mitigation of the damage on the amorphous silicon by an atomic-layered ZnO

Hyeongsik Park, Youngkuk Kim, Jae Chun Song, Jaehyeong Lee, Duy Phong Pham, Sunhwa Lee, Joondong Kim, Yunsung Huh & Junsin Yi 

Journal of Materials Science: Materials in Electronics (2021)

Holey engineered 2D ZnO-nanosheets architecture for supersensitive ppm level H2 gas detection at room temperature

Manjeet Kumar, Vishwa Bhatt, Joondong Kim, Ashutosh C.Abhyankar, Hak-Jun Chung, Kulvir Singh, Young Bin Cho, Young Jun Yun, Kwang Soo Lim,    Ju-Hyung Yun

Sensors and Actuators B: Chemical 326 (2021) 128839

Transparent photovoltaic cells and self-powered photodetectors by TiO2/NiO heterojunction

Thanh Tai Nguyen, Malkeshkumar Patel, Sangho Kim, Rameez Ahmad Mir, Junsin Yi, Vinh-Ai Dao, Joondong Kim

Journal of Power Sources 481 (2021) 228865

2020

All-inorganic metal oxide transparent solar cells

Thanh Tai Nguyen, Malkeshkumar Patel, Joondong Kim

Solar Energy Materials and Solar Cells 217 (2020) 110708

Si-embedded metal oxide transparent solar cells

Sangho Kim, Malkeshkumar Patel, Thanh Tai Nguyen, JunsinYi, Ching-Ping Wong, Joondong Kim

Nano Energy 77 (2020) 105090

Carrier transport mechanisms of reactively direct current magnetron sputtered tungsten oxide/n-type crystalline silicon heterojunction

Vinh-Ai Dao,Thanh ThuyTrinh, Sangho Kim, Le Van Ngoc, Truong Doan Viet, Ngo Thi Thanh Giang, Dinh Loc Duong, Huong Thi Thanh Nguyen, Nguyen Dang Nam, Junsin Yi, Joondong Kim

Journal of Power Sources 472 (2020) 228460

Transparent Co3O4/ZnO photovoltaic broadband photodetector

Amit Kumar Rana, Malkeshkumar Patel, Thanh Tai Nguyen, Ju-Hyung Yun, Joondong Kim

Materials Science in Semiconductor Processing 117 (2020) 105192

High-performing self-driven ultraviolet photodetector by TiO2/Co3O4 photovoltaics

Pramila Mahala,  Malkeshkumar Patel,  Dong-Kyun Ban, Thanh Tai Nguyen Junsin Yi d, Joondong Kim

Journal of Alloys and Compounds 827 (2020) 154376

Functional TiO2 interlayer for all-transparent metal-oxide photovoltaics

Thanh Tai Nguyen, Malkeshkumar Patel, Jin-Won Kim, Woochan Lee, Joondong Kim

Journal of Alloys and Compounds 816 (2020) 152602

All-metal oxide transparent photodetector for broad responses

Sohail Abbasa,b, Joondong Kim

Sensors and Actuators A 303 (2020) 111835

2D layer-embedded transparent photovoltaics

Malkeshkumar Patel, Thanh Tai Nguyen, Mohit Kumar, Dong-Kyun Ban, Dongyeun Won, Mali Zhao, Joondong Kim, Yu Kwon Kim, Heejun Yang, Ching-Ping Wong

Nano Energy 68 (2020) 104328

2019

A Transparent Photonic Artificial Visual Cortex

Mohit Kumar  Tapobrata Som  Joondong Kim

Adv. Mater. 2019, 1903095

All-Transparent Oxide Photovoltaics: AZO Embedded ZnO/NiO/AgNW Band Selective High-Speed Electric Power Window

Dong‐Kyun Ban  Malkeshkumar Patel  Thanh Tai Nguyen  Joondong Kim

Adv. Electron. Mater. 2019, 1900348

Persistent photoconductivity in Al-doped ZnO photoconductors under air, nitrogen and oxygen ambiance: Role of oxygen vacancies induced DX centers

Author links open overlay panelVishwa Bhatt, Manjeet Kumar, Joondong Kim, Hak-Jun Chung, Ju-Hyung Yun

Ceramics International 45 (2019) 8561–8570

Functional AZO Layer for Transparent ZnO/NiO Heterojunction Photoelectric Devices

Dong-Kyun Ban･Eunjeong Kim･Junghyun Oh･Joondong Kim

KIEE Vol. 68, No. 6, p.804-809

Functional TiO2 interlayer for all-transparent metal-oxide photovoltaics

Thanh Tai Nguyen, Malkeshkumar Patel, Jin-Won Kim, Woochan Lee, Joondong Kim

Journal of Alloys and Compounds 11 October 2019, 152602

Sonochemical functionalization of the low-dimensional surface oxide of Galinstan for heterostructured optoelectronic applications

Mohammad Karbalaei Akbari,   Zhenyin Hai,   Zihan Wei,   Ranjith K. Ramachandran,   Christophe Detavernier,   Malkeshkumar Patel,   Joondong Kim  Francis Verpoort   Hongliang Lu  and  Serge Zhuiykov

Journal of Materials Chemistry C. Issue 19, 2019

Enhancement in Performance of Transparent p‐NiO/n‐ZnO Heterojunction Ultrafast Self‐Powered Photodetector via Pyro‐Phototronic Effect

Amit Kumar Rana  Mohit Kumar  Dong‐Kyun Ban  Ching‐Ping Wong  Junsin Yi  Joondong Kim

Adv. Electron. Mater. 2019, 5, 1900438

A Highly Transparent Artificial Photonic Nociceptor

Mohit Kumar  Hong‐Sik Kim  Joondong Kim

Adv. Mater. 2019, 31, 1900021

Controllable digital resistive switching for artificial synapses and pavlovian learning algorithm

Mohit Kumar,   Sohail Abbas,  Jung-Ho Lee  and  Joondong Kim

Nanoscale, 2019, 11, 15596–15604

See-through metal oxide frameworks for transparent photovoltaics and broadband photodetectors

Author links open overlay panelAmit Kumar Rana,  Jong Tae Park,  Joondong Kim,  Ching-Ping Wong

Nano Energy 64 (2019) 103952

A transparent photovoltaic device based on Cu2O/ZnO/AZO for see-through applications

Author links open overlay panelAmit Kumar Rana,  Dong-Kyun Ban,  Malkeshkumar Patel,  Ju-Hyung Yun,  Joondong Kim

Materials Letters 255 (2019) 126517

Translucent Photodetector with Blended Nanowires–Metal Oxide Transparent Selective Electrode Utilizing Photovoltaic and Pyro‐Phototronic Coupling Effect

Sohail Abbas, Mohit Kumar, Dong-Wook Kim, and Joondong Kim

Small 2019, 1804346

Broadband photoresponse data of transparent all-oxide photovoltaics of ZnO/NiO

Malkeshkumar Patel, Dong-Kyun Ban,  Abhijit Ray,  Joondong Kim

Data in brief 25 (2019) 104095

Transparent all-oxide photovoltaics and broadband high-speed energy-efficient optoelectronics

Malkeshkumar Patel, Dong-Kyun Ban, Abhijit Ray, Joondong Kim

Solar Energy Materials and Solar Cells 194 (2019) 148–158

Transparent and Flexible In2O3 Thin Film for Multilevel Nonvolatile Photomemory Programmed by Light

Sohail Abbas, Mohit Kumar, Dong-Kyun Ban, Ju-Hyung Yun, 

Joondong Kim

ACS Appl. Electron. Mater. 2019, 1, 437−443

Transparent and flexible photonic artificial synapse with piezo-phototronic modulator: Versatile memory capability and higher order learning algorithm

Author links open overlay panelMohit Kumar,  Joondong Kim,  Ching-Ping Wong

Nano Energy 63 (2019) 103843

Transparent UV Photodetector by Atomic-layered ZnO and Silver Nanowires

Min-Soo Roh ⋅Dong-Kyun Ban⋅Ju-Yeon Park⋅Joondong Kim

Trans. KIEE. vol. 68, no. 9, September, 2019

2018

Vertically aligned crystalline SnS layers-based NIR photodetector governed by pyro-phototronic effect

Mohit Kumar, Malkeshkumar Patel, JoohnSheok Kim, Joondong Kim, Byung Soo Kim

Materials Letters, Volume 213, 15 February 2018, Pages 122-125

Growth of Wafer-Scale Standing Layers of WS2 for Self-Biased High-Speed UV–Visible–NIR Optoelectronic Devices

Hong-Sik Kim, Malkeshkumar Patel, Joondong Kim, and Mun Seok Jeong

ACS Appl. Mater. Interfaces20181043964-3974

Piezophototronic Effect Modulated Multilevel Current Amplification from Highly Transparent and Flexible Device Based on Zinc Oxide Thin Film

Mohit Kumar,  Hong‐Sik Kim,  Gyeong‐Nam Lee,  Donggun Lim,  Joondong Kim

20 November 2018, Small 2018, 14, 1804016

Si Based Photoelectric Device with ITO/AZO Double Layer

Jang, Hee-Joon, Yoon, Han-Joon, Lee, Gyeong-Nam, Kim, Joondong

J. Korean Inst. Electr. Electron. Mater. Eng. Vol. 31, No. 2, pp. 85-89 February 2018

Switchable Two‐Terminal Transparent Optoelectronic Devices Based on 2D Perovskite

Mohit Kumar,  Malkeshkumar Patel,  Dae Young Park,  Hong‐Sik Kim,  Mun Seok Jeong,  Joondong Kim

28 November 2018, Adv. Electron. Mater. 2018, 1800662

SnS2/p-Si Heterojunction Photodetector

Oh, Chang-Gyun, Cha, Yun-Mi, Lee, Gyeong-Nam, Jung, Bok-Mahn, Kim, Joondong

The Transactions of the Korean Institute of Electrical Engineers Vol. 67, No. 10, pp. pp. 1370~1374, 2018

All-Oxide-Based Highly Transparent Photonic Synapse for Neuromorphic Computing

Mohit Kumar, Sohail Abbas, Joondong Kim

ACS Appl. Mater. Interfaces 2018, 10, 34370−34376

Thickness-dependent photoelectrochemical properties of a semitransparent Co3O4 photocathode
Malkeshkumar Patel, Joondong Kim
Beilstein J. Nanotechnol. 2018, 9, 2432–2442.

Improved Broadband Photoresponse in Schottky-Like Junction Using Carrier Selective NiO Contact on p-Si

Hong‐Sik Kim,  Mohit Kumar,  Joondong Kim

Sol. RRL 2018, 1800138

Physical and chemical data of WS2 platelets and thickness-dependent photoresponses

Thanh TaiNguyen,  Malkesh kumar Patel,  Dong-KyunBan,  JoondongKim

Data in Brief 20(2018)1256–1262

Growth of Large-Area SnS Films with Oriented 2D SnS Layers for Energy-Efficient Broadband Optoelectronics

Malkeshkumar Patel,  Joondong Kim,  Yu Kwon Kim

Adv. Funct. Mater. 2018, 28, 1804737

All metal oxide-based transparent and flexible photodetector

Sohail Abbas, Mohit Kumar, Joondong Kim

Materials Science in Semiconductor Processing 88 (2018) 86–92

Vertically trigonal WS2 layer embedded heterostructure for enhanced ultraviolete-visible photodetector

Thanh Tai Nguyen, Malkeshkumar Patel, Dong-Kyun Ban, Joondong Kim

Journal of Alloys and Compounds 768 (2018) 143e149

Rapid Thermal Treatment of Reactive Sputtering Grown Nanocrystalline Co3O4 for Enhanced All-Oxide Photovoltaics

Malkeshkumar Patel, Sung-Ho Park, and Joondong Kim

Phys. Status Solidi A 2018, 215, 1800216

Wide channel broadband CH3NH3PbI3/SnS hybrid photodetector: breaking the limit of bandgap energy operation

Mohit Kumar, Hong-Sik Kim, Dae Young Park, Mun Seok Jeong and Joondong Kim

RSC Adv., 2018, 8, 23206–23212

Hybrid Structures of ITO-Nanowire-Embedded ITO Film for the Enhanced Si Photodetectors

Hyunki Kim, Gyeong-Nam Lee, and Joondong Kim 

Journal of Nanomaterials

Polarity flipping in an isotype heterojunction (p-SnS/p-Si) to enable a broadband wavelength selective energy-efficient photodetector

Malkeshkumar Patel, ab Mohit Kumarab and Joondong Kim

J. Mater. Chem. C, 2018, 6, 6899--6904

A  non-volatile "programmable" transparent multilevel ultra-violet perovskite photodetector

Mohit Kumar, Hong-Sik Kim, Dae Young Park, Mun Seok Jeong and Joondong Kim

Nanoscale, 2018, 10, 11392–11396

New insights towards strikingly improved room temperature ethanol sensing properties of p-type Ce-doped SnO2 sensors

Manjeet Kumar,  Vishwa Bhatt,  Abhyankar, Joondong Kim, Akshay Kumar, Sagar H. Patil, Ju-Hyung Yun

SCientifiC REPORTS | (2018) 8:8079

V2O5 Embedded All Transparent Metal Oxide Photoelectric Device

Sangyun Kim · Yourim Choi · Gyeong-Nam Lee · Joondong Kim

Trans. KIEE. Vol. 67, No. 6, JUN, 2018

Photo-induced pyroelectric spikes for neuromorphic sensors

Mohit Kumar , Dong-Kyun Ban , Joondong Kim

Materials Letters 225 (2018) 46–49

Silver-Nanowire-Embedded Transparent Metal-Oxide Heterojunction Schottky Photodetector

Sohail Abbas,  Mohit Kumar,  Hong-Sik Kim,  Joondong Kim,  and Jung-Ho Lee

ACS Appl. Mater. Interfaces 2018, 10, 14292−14298

High-performing ultrafast transparent photodetector governed by the pyro-phototronic effect 

Mohit Kumar,  Malkeshkumar Patel,  Thanh Tai Nguyen,  Joondong Kim   and Junsin Yi

Nanoscale, 2018, 10, 6928–6935

Compliance-Free Multileveled Resistive Switching in a Transparent 2D Perovskite for Neuromorphic Computing

Mohit Kumar, Hong-Sik Kim, Dae Young Park, Mun Seok Jeong, and Joondong Kim

ACS Appl. Mater. Interfaces 2018, 10, 12768−12772

Metal-induced growth of crystal Si for low-cost Al:ZnO/Si heterojunction thin film photodetectors

Chong Tong, Eric S. Kozarsky, Joondong Kim, Juhyung Yun, Wayne A. Anderson

Materials Science in Semiconductor Processing 82 (2018) 92–96

Reproducibility analyses of photo-induced pyroelectric photodetector based on vertically grown SnS layers

Dong-Kyun Ban , Mohit Kumar , Malkesh kumar Patel,  Joondong Kim

Data in Brief 18(2018)790–794

Catalyst free single-step processes to grow crystalline MoO3 nanowires by reactive sputtering method

Wang-Hee Park, Mohit Kumar, Joondong Kim, Young-Sik Chung, Hyeong-Ho Park

Materials Science in Semiconductor Processing 79 (2018) 40–45

Optical and photoelectrochemical properties of transparent NiO quantum dots

Malkeshkumar Patel , JoohnSheok Kim , Byung Soo Kim , Yong-Ha Kim , Joondong Kim

Materials Letters 218 (2018) 123–126

Hardness Profiles of Porcelain Insulators by Climate Changes

Joohyun Lee, Hong-Sik Kim, Joondong Kim, and In-Hyuk Choi

J. Korean Inst. Electr. Electron. Mater. Eng., Vol. 31, No. 1

Reactive-sputtered transparent MoO3film for high-performinginfrared Si photoelectric devices

Wang-Hee Park, Gyeong-Nam Lee, Joondong Kim

Sensors and Actuators A 271 (2018) 251–256

2017

High-performing transparent photodetectors based on Schottky contacts

Dipal B. Patel, Khushbu R. Chauhan, Sung-Ho Park, Joondong Kim 

Materials Science in Semiconductor Processing 64, 137-142 

Electrical and optical properties of Si microwire solar cells

Hong-Sik Kim, Dipal B. Patel, Hyunyub Kim, Malkeshkumar Patel, Khushbu R. Chauhan, Wanghee Park, Joondong Kim

Solar Energy Materials & Solar Cells 164, 7-12

Tunable TiO2 films for high-performing transparent Schottky photodetector

Dipal B. Patel, Khushbu R. Chauhana, Wang-Hee Parka, Hong-Sik Kim,   Joondong Kim, Ju-Hyung Yun 

Materials Science in Semiconductor Processing 61, 45-49

Statistical analyses on Si microwire solar cells

Hong-Sik Kim, Joondong Kim

Electrical and optical properties of Si microwire solar cells 12, 42-45

Flexible vanadium oxide film for broadband transparent photodetector

Hong-Sik Kim, Khushbu R. Chauhan, Joondong Kim, Eun Ha Choi

Applied Physics Letters 110, 101907

Cu4O3-based all metal oxides for transparent photodetectors

Hong-Sik Kim, Melvin David Kumar, Wang-Hee Park, Malkeshkumar Patel, Joondong Kim 

Sensors and Actuators A Physical 253, 35-40

High-performing MoS2-embedded Si photodetector

Hong-Sik Kim, Melvin David Kumar, Malkeshkumar Patel, Joondong Kim, Byungjin Cho, Dong-Ho Kim

Materials Science in Semiconductor Processing, Volume 71, 15 November 2017, Pages 35-41

Routes for realizing high-performing Si solar cells by using periodic structures

Pankaj Yadav, Malkeshkumar Patel, Hyunyub Kim, Yunae Cho, Hyunki Kim, Joondong Kim, Junsin Yi and Dong-Wook Kim

Materials Research Bulletin, Volume 94, October 2017, Pages 92-99

Transparent Cu4O3/ZnO heterojunction photoelectric devices

Hong-Sik Kim, Pankaj Yadav, Malkeshkumar Patel, Joondong Kim, Kavita Pandey, Donggun Lim, Chaehwan Jeong

Superlattices and Microstructures, Volume 112, December 2017, Pages 262-268

AgNWs networks for high-performing transparent heaters by using NiO window layer

Malkeshkumar Patel, Khushbu R. Chauhan, Joondong Kim, Jong-Woong Kim, Donggun Lim

Sensors and Actuators A: Physical, Volume 267, 1 November 2017, Pages 8-13

Optical properties and impedance spectroscopy analyses for microscale Si pillar solar cells

Malkeshkumar Patel, Joondong Kim

Data in Brief, Volume 14, October 2017, Pages 1-5

Integrated spectral photocurrent density and reproducibility analyses of excitonic ZnO/NiO heterojunction

Malkeshkumar Patel, Joondong Kim

Data in Brief, Volume 15, December 2017, Pages 81-85

Excitonic metal oxide heterojunction (NiO/ZnO) solar cells for all-transparent module integration

Malkeshkumar Patel, Hong-Sik Kim, oondong Kim, Ju-Hyung Yun, Sung Jin Kim, Eun Ha Choi, Hyeong-Ho Park

Solar Energy Materials and Solar Cells, Volume 170, October 2017, Pages 246-253

Photoelectrocatalytic sea water splitting using Kirkendall diffusion grown functional Co3O4 film

Malkeshkumar Patel, Wang-Hee Park, Abhijit Ray, Joondong Kim, Jung-Ho Lee

Solar Energy Materials and Solar Cells, Volume 171, November 2017, Pages 267-274

Sample preparation and electrochemical data of Co3O4 working electrode for seawater splitting

Malkeshkumar Patel, Wang-Hee Park, Abhijit Ray, Joondong Kim, Jung-Ho Lee

Data in Brief, Volume 14, October 2017, Pages 68-72

Electrical circuit model of ITO/AZO/Ge photodetector

Malkeshkumar Patel, Joondong Kim

Data in Brief, Volume 14, October 2017, Pages 62-67

The properties of transparent TiO2 films for Schottky photodetector

Sung-Ho Park, Joondong Kim

Data in Brief, Volume 13, August 2017, Pages 171-174

Tunable TiO2 films for high-performing transparent Schottky photodetector

Dipal B. Patel, Khushbu R. Chauhan, Wang-Hee Park, Hong-Sik Kim, Joondong Kim, Joondong Kim, Ju-Hyung Yun

Materials Science in Semiconductor Processing, Volume 61, April 2017, Pages 45-49

Statistical analyses on Si microwire solar cells

Hong-Sik Kim, Joondong Kim

Data in Brief, Volume 12, June 2017, Pages 42-45

Cu4O3-based all metal oxides for transparent photodetectors

Hong-Sik Kim, Melvin David Kumar, Wang-Hee Park, Malkeshkumar Patel, Joondong Kim

Sensors and Actuators A: Physical, Volume 253, 1 January 2017, Pages 35-40

Physical, chemical, and optical data of SnS layers and light switching frequency dependent photoresponses

Malkeshkumar Patel, Hong-Sik Kim, Joondong Kim

Data in Brief, Volume 14, October 2017, Pages 206-212

Transparent NiO/ZnO heterojunction for ultra-performing zero-bias ultraviolet photodetector on plastic substrate

Malkeshkumar Patel, Joondong Kim

Journal of Alloys and Compounds, Volume 729, 30 December 2017, Pages 796-801

Integrated spectral photocurrent density and reproducibility analyses of excitonic ZnO/NiO heterojunction

Malkeshkumar Patel, Joondong Kim

Data in Brief, Volume 15, December 2017, Pages 81-85

2016

Silver nanowires-templated metal oxide for broadband Schottky photodetector 

Malkeshkumar Patel,   Hong-Sik Kim,  Hyeong-Ho Park,  Joondong Kim

Sensors and Actuators A Physical 108, 141904

Thermally Stable Silver Nanowires-Embedding Metal Oxide for Schottky Junction Solar Cells

Hong-Sik Kim, Malkeshkumar Patel, Hyeong-Ho Park, Abhijit Ray, Chaehwan Jeong, Joondong Kim

ACS Applied Materials and Interface 8(13), 8662-8669

Silver nanowire-templated ITO window for broadband photodetection

Hong-Sik Kim, Malkeshkumar Patel,  Hyeong-Ho Park,  Joondong Kim

Sensors and Actuators 247, 215-220

Increased spectral sensitivity of Si photodetector by surface plasmon effect of Ag nanowires

Hong-Sik Kim, Malkeshkumar Patel, Hyeong-Ho Park, Joondong Kim

Infrared Physics &Technology 76, 621-625

Highly Photoactive and Photo-Stable Spray Pyrolyzed Tenorite CuO Thin Films for Photoelectrochemical Energy Conversion

Malkeshkumar Patel, Ranjan Pati, Priyanka Marathey, Joondong Kim, Abhijit Ray

journal of The Electrochemical Society 163(14), 1195-1203

Optical and electrical properties of Cu-based all oxide semi-transparent photodetector

Hong-Sik Kim,  Malkeshkumar Patel,  Pankaj Yadav,  Joondong Kim,  Ahrum Sohn

APPLIED PHYSICS LETTERS 109(10), 101902 

CuO photocathode-embedded semitransparent photoelectrochemical cell

Malkeshkumar Patel, Hong-Sik Kim, Dipal B. Patel,  Joondong Kim

journal of Materials Research 31(10), 3205-3213

Front surface field formation for majority carriers by functional p-NiO layer employed Si solar cell

Dipal B. Patel,  Hong-Sik Kim,  Malkeshkumar Patel, Khushbu R. Chauhan, Jeong Eun Park 

APPLIED PHYSICS LETTERS 109(13), 133902

High-performing ITO/CuO/n-Si photodetector with ultrafast photoresponse

Hong-Sik Kim, Melvin David Kumar,  Malkeshkumar Patel,  Joondong Kim

Sensors and Actuators A Physical 252, 35-41

Active Adoption of Void Formation in Metal-Oxide for All Transparent Super-Performing Photodetectors

Malkeshkumar Patel , Hong-Sik Kim, Hyeong-Ho Park, Joondong kim

Scientific Reports

Mie Resonance-Modulated Spatial Distributions of Photogenerated Carriers in Poly(3-hexylthiophene-2,5-diyl)/Silicon Nanopillars

E Kim, Y cho, H Hwang, Y.U.Lee, Kyoungkon Kim, Hyeong-Ho Park, Joondong Kim, J.W.Wu, Dong-Wook Kim

Scientific Reports

Electrical and optical properties of Ni-assisted grown single crystalline and transparent indium-tin-oxide nanowires

Hyunki Kim, Hyeong-Ho Park, Joondong Kim

Materials Science in Semiconductor Processing 48, 79-4

Nanostructured SnS with inherent anisotropic optical properties for high photoactivity

Malkeshkumar Patel,  Arvind Chavda, Joondong Kim, Abhijit Ray

Nanoscale 8, 2293-2303

Morphological and optical data of AgNW embedded transparent conductive layer

Hong-Sik Kim, Dipal B. Patel,  Joondong Kim

Data in Brief 9, 177-182

Nano-imprint for near-zero reflected Si solar cells

Joondong Kim,  Hyunyub Kim, Hyeong-Ho Park, Chaehwan Jeong 

Current Applied Physics 17(1), 103-109

MoOx/Si Heterojunction for High-Performing Photodetector

Wang-hee Park, Joondong Kim

J. Korean Inst. Electr. Electron. Mater. Eng 29(11), 720-724

NiO-transparent Metal-oxide Semiconductor Photoelectric Devices

Dong Kyun Ban, Wang Hee Partk, Seong Wan Eun, Joondong Kim

J. Korean Inst. Electr. Electron. Mater. Eng 29(6), 359-364

All Transparent Metal Oxide Ultraviolet Photodetector

Malkeshkumar Patel, Hong Sik Kim, Joondong Kim

Advanced Electronic Materials 1(11)

SnS-embedded High Performing and Transparent UV Photodetector

Kumar M,Melvin David, Kim Hyunki, Kim Joondong

J. Korean Inst. Electr. Electron. Mater. Eng 29(7) 445-448

Transparent Electrode for Si Heterojunction Photoelectric Devices

Kumar M,Melvin David,Kim yunki, Kim Joondong

Journal of Nanoscience and Nanotechnology 16(5), 43-4998(6)

Cu4O3-based all metal oxides for transparent photodetectors

Hong-Sik Kim, Melvin David Kumar, Wang-Hee Park, Malkeshkumar Patel, Joondong Kim

Sensors and Actuators 253, 35-40

ITO nanowires-embedding transparent NiO/ZnO photodetector

Hyunki Kim, Melvin David Kumar, Malkeshkumar Patel,  Joondong Kim

Materials Research Bulletin 83, 35-40

Hybrid Transparent Conductor by using Solution-Processed AgNWs for High-Performing Si Photodetectors

Hong-Sik Kim, Joondong Kim

Current Photovoltaic Research 3(4), 116-120

Critical aspects of impedance spectroscopy in silicon solar cell characterization: A review

Pankaj Yadav, Kavita Pandey, Vishwa Bhatt, Manoj Kumar, Joondong Kim 

Renewable and Sustainable Energy 76, 1562-1578

Transparent and conductive multi-functional window layer for thin-emitter Si solar cells

Park Wang-Hee, Kim Joondong

Materials Express 6(5), 451-455

High potential for the optimum designs for a front contact and junction: A route to heterojunction solar cell

Hong-Sik Kim, Pankaj Yadav,  Malkeshkumar Patel,  Hyunki Kim, Kavita Pandey, oondong Kim

Solar Energy Materials and Solar Cells 154, 65-70 

Transparent conductor-embedding high-sensitive germanium NIR photodetector

Ju-Hyung Yun, Melvin David Kumar,  Malkeshkumar Patel, Byung Soo Kim,  Joondong Kim

Materials Science in Semiconductor Processing 48, 95-100

Optically transparent and electrically conductive NiO window layer for Si solar cells

Hong-Sik Kim, Jeong Eun Park, Malkeshkumar Patel, Hyunki Kim, Dae Sung Kim, Sung Kyun Byeon

Materials Letters 174, 10-13

Si photodetectors imprinted with ITO nanodomes for enhanced photodetection at NIR wavelengths

Ju-Hyung Yun, Hong-Sik Kim, Melvin David Kumar,  Hyeong-Ho Park, Joondong Kim

Materials Science in Semiconductor Processing 40, 397-401

2015

Transparent conductor-embedding nanocones for selective emitters: optical and electrical improvements of Si solar cells

Joondong Kim,  Ju-Hyung Yun, Hyunyub Kim, Yunae Cho, Hyeong-Ho Park,       M. Melvin David Kumar, Junsin Yi, Wayne A. Anderson, Dong-Wook Kim 

Scientific Reports

Transparent conductor-embedding nanolens for Si solar cells  

Joondong Kim,   Melvin David Kumar, Ju-Hyung Yun, Hyeong-Ho Park, Eunsongyi Lee

Applied Physics Letters 106(15) 151904

SiNx layers on nanostructured Si solar cells: Effective for optical absorption and carrier collection

Yunae Cho, Eunah Kim, Minji Gwon, Hyeong-Ho Park, Joondong Kim 

Applied Physics Letters 107, 153101

Rapid thermal-treated transparent conductor on microscale Si-pillars for photoelectric applications

Hyunki Kim,  Joondong Kim

Materials Letters

Comment on "analysis of the high conversion efficiencies β-FeSi2 and BaSi2 n-i-p thin film solar cells"

Hyunki Kim,  Joondong Kim

Journal of Nanomaterials 16(1), 349

Highly-performing Ni/SiO2/Si MIS photodetector for NIR detecting applications

Hyunki Kim, Melvin David Kumar, Joondong Kim

Sensors and Actuators 233(1), 290-294

Solution-processed transparent conducting Ag nanowires layer for photoelectric device applications

Hong-Sik Kim, Malkeshkumar Patel,  Hyunki Kim, Ja-Yeon Kim, Min-Ki Kwon,  Joondong Kim

Mateirals Letters 160(1), 305-308

Three-dimensional nanodome-printed transparent conductors for high-performing Si photodetectors

Hong-Sik Kim, Ju-Hyung Yun, Hyeong-Ho Park,  Melvin David Kumar, Joondong Kim

Materials Letters 148(1), 174-177

Comment on “improving light outcoupling efficiency for OLEDs with microlens array fabricated on transparent substrate”

Joondong Kim

Journal of Nanomaterials 16(1), 293

Comment on "facile deposition of ultrafine silver particles on silicon surface not submerged in precursor solutions for applications in antireflective layer"

Joondong Kim,  Hyunki Kim

Journal of Nanomaterials 16(1), 214

Influence of temperature, metal layer, and groove angle in the nanowire growth: a prospective study on nickel silicide nanowires

Melvin David Kumar,  Hyunyub Kim,  Joondong Kim

Journal of Nanoparticle Research

Periodically patterned Si pyramids for realizing high efficient solar cells by wet etching process

Melvin David Kumar,  Hyunyub Kim,  Joondong Kim

Solar Energy 117, 180-186

Impact of thin metal layer on the optical and electrical properties of indium-doped-tin oxide and aluminum-doped-zinc oxide layers

Melvin David Kumar, un Chang Park, Joondong Kim

Superlattices and Microstructures 82, 499-506

Enhanced optical and electrical properties of Ni inserted ITO/Ni/AZO tri-layer structure for photoelectric applications

M. Melvin David Kumar,  Hyunki Kim, Yun Chang Park,   Joondong Kim

Materials Science and Engineering 195, 84-89

Periodically structured Si pillars for high-performing heterojunction photodetectors

M. Melvin David Kumar,  Ju-Hyung Yun, Joondong Kim

Infrared Physics &Technology

All Transparent Metal Oxide Ultraviolet Photodetector

Ju-Hyung Yun, Hong-Sik Kim,  Melvin David Kumar, Hyeong-Ho Park,  Joondong Kim

Advanced Electronic Materials 1(11), 1500232

Si photodetectors imprinted with ITO nanodomes for enhanced photodetection at NIR wavelengths

Ju-Hyung Yun, Hong-Sik Kim,  Melvin David Kumar, Hyeong-Ho Park, Joondong Kim

Materials Science in Semiconductor Processing 40, 397-401

High performing ITO/Ge heterojunction photodetector for broad wavelength detection

 M. Melvin David Kumar,  Yun Chang Park,  Joondong Kim

Journal of Materials Science Materials in Electronics 26(8), 6099-6106

Transparent conductors with an ultrathin nickel layer for high-performance photoelectric device applications

Ju-Hyung Yun, M. Melvin David Kumar,  Yun Chang Park,  Joondong Kim

Materials Science in Semiconductor Processing 31, 334-339 

Effect of surficial length on transparent conductor-coated Si pillar arrays

Ju-Hyung Yun, Joondong Kim

Materials Express 5(3), 261-267(7)

High potential for the optimum designs for a front contact and junction: A route to heterojunction solar cell

Hong-Sik Kim,  Pankaj Yadav, Malkeshkumar Patel,  Hyunki Kim, Kavita Pandey, Joondong Kim

Solar Energy Materials &Solar Cells 154, 65-70

Surface photovoltage characterizations of Si nanopillar arrays for verifying field-effect passivation using a SiNx layer

Eunah Kim,  Yunae Cho, Ahrum Sohn,  Dong-Wook Kim, Hyeong-Ho Park, Joondong Kim

Current Applied Physics 16(2), 141-144

Characteristics of Carrier Collection of Nanopillar-Patterned Silicon Solar Cells

Kim Joondong, Park Seong-Je,  Ju Minkyu,  Jeong Chaehwan

Journal of Nanoscience and Nanotechnology 15(3), 2400-2403(4)

2014

The influence of Ni layer and thickness of AZO layers on the optoelectronic properties of AZO/Ni/AZO tri-layer deposited at room temperature

Melvin David, SM Baek, Joodong Kim

Materials Letters 137(15), 132-135

Extremely high-performing heterojunction device by surficial length enhanced effect

Jun Gi Kim, Joondong Kim

Sensors and Actuators A. 217(15) 183-188.

Metal/Semiconductor and Transparent Conductor/Semiconductor Heterojunctions in High Efficient Photoelectric Devices: Progress and Features

M Kumar, Ju Hyung Yun, Joondong Kim

International Journal of Photoenergy, 160379, 14

Transparent conductor-Si pillars heterojunction photodetector

Ju Hyung Yun, Joondong Kim, Yun Chang Park 

Jouranl of Applied Physics, 116(6), 064904

Wafer-scale nanoconical frustum array crystalline silicon solar cells: promising candidates for ultrathin device applications

Yunae Cho, Minji Gwon, Hyeong Ho Park, Joondong Kim, Dong-Wook Kim

Nanoscale, 6,  9568-9573.

Incident light adjustable solar cell by periodic nanolens architecture

Ju-Hyung Yun,  Eunsongyi Lee,  Hyeong-Ho Park,  Dong-Wook Kim,  Wayne A. Anderson,  Joondong Kim,  Natalia M. Litchinitser,  Jinwei Zeng,  Junsin Yi, M. Melvin David Kumar,  Jingbo Sun

Scientific Reports, 4, 6879

N-type Si Schottky Junction Photoelectric Device Using Nickel and Silver

Seo Cheolwon, Hong Seung-Hyouk, Yun Ju-Hyung, Kim Joondong

Journal of KIEEME, 27(6)  389-393.

ITO/AZO Double-Layered Transparent Conducting Oxide Films for Organic Photovoltaic Cells

Jung Min Cho, Joondong Kim, Hyunyub Kim, Mingeon Kim, Sang-Jin Moon, Jeongdai Jo

Molecular Crystals and Liquid Crystals 597(1), 1-7

High sheet resistance emitter c-Si solar cells with low SRV by local line contact with transparent conducting oxides  

Mingeon Kim, Joondong Kim, Youn-Jung Lee, Minkyu Ju, Cheolmin Park, Nagarajan Balaji,  Seunghwan Lee,  Jungmo Kim

Materials Letters 116(1), 258-261

Rapid thermal-treated transparent electrode for photodiode applications

Hyunki Kim, eung-Hyouk Hong, Yun Chang Park,  Jaekuen Lee, Chil-Hwan Jeon,  Joondong Kim

Materials Letters 115(15), 45-48