Alumni

Soo Hyun Lee is currently doing undergraduate degree in chemical engineering at Pukyong National University, Busan, Republic of Korea. His hobby is playing table tennis and swimming, as well as enjoying webtoons. His primary research interest lies in integrating photoactive materials into vOECTs to develop devices with advanced photoactive properties. He aims to design vOECTs capable of demonstrating high sensitivity and stability under optical activation, contributing to the development of novel neuromorphic and optoelectronic applications.

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Starting from 2025.01.01 ~ 2025.08.31

Ji Eun Seo is currently doing undergraduate degree in chemical engineering at Pukyong National University in Busan. Her main research interest is to develop multifunctional organic electrochemical transistors that can simultaneously detect pH and ion concentration by designing gate electrodes and channels to have different sensitivities. Her hobby is reading books. She enjoys watching performances and traveling.

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Starting from 2025.01.01 ~ 2025.08.31

Seunghwan Jeong is currently doing undergraduate degree in chemical engineering at Pukyong National University, Busan, Republic of Korea. His hobby is watching baseball. His main research goal is to implement reservoir computing by utilizing the randomness introduced by OECT with variously sized and shaped porous structures.

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Starting from 2024.07.26 ~ 2025.08.31

Seung Min Lee is currently doing undergraduate degree in chemical engineering at Pukyoung National University, Busan, Republic of Korea. His hobby is listening musics and he loves running when he rests. His major interest of research is developing SS(Solid-state) Orangic Electrochemical Transistor based on thermoplastic polyurethane(TPU) with fabric ingredient. He hopes to detect particular materials that can reveal specific symptoms or diseases.

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Starting from 2023.12.26 ~ 2025.08.31

Hanna Kim is currently an undergraduate student majoring in Chemical Engineering at Pukyong National University. She enjoys working out at the gym, playing tennis and traveling. Her research interests are centered on enhancing the conductivity and strength of hydrogels, and developing synaptic devices using that hydrogels in OECT technology to detect specific substances and sense ECG and EMG signals. This work aims to advance wearable health monitors and environmental sensors.

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Starting from 2024.07.26 to 2025.02.28

His main research concern is the development of a stochastic membrane through the three-terminal structure using organic materials. He hopes to implement the performance of RRAM, a next-generation memory, with organic materials.

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Starting from 2024.07.26 to 2025.02.28

Gaeun Lim is current an undergraduate student majoring in chemical engineering at Pukyong National University, Busan, Republic of Korea. She enjoys to watch rock band performances. Her major research interest lies in the analysis of polymer hydrogel electrolytes and nanoporous aerogel channels in OECT devices. Through this, she wants to do research that can further improve the performance of semiconductor devices.

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Starting from 2024.07.26 to 2025.02.28

Gyu Won Woo is currently doing undergraduate degree in chemical engineering at Pukyoung National University, Busan, Republic of Korea. His hobby is playing various sports with friends. His major interest of research is developing of high performance IGT (Internal ion-gated organic electrochemical transistor) through acid treatment and d-sorbitol mixing treatment of PEDOT:PSS. He hopes to enhance conductivity of IGTs with these technologies. 

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Starting from 2023.12.26 to 2025.02.28

Hye Won Lee is currently doing undergraduate degree in chemical engineering at Pukyoung National University, Busan, Republic of Korea. Her hobby is taking a walk with friends in free time. Her major interest of research is to develop vertical structured Schottky diodes by electrodeposition for thin films of p-type inorganic semiconductor, copper oxide. She intends to ultimately fabricate a photosensor through organic cation dye doping and using transparent electrodes.

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Starting from 2023.06.26 to 2024.06.28

Sung-moon Park is currently doing undergraduate degree in chemical engineering at Pukyong National University, Busan, Republic of Korea. His major interest of research is "Development of neuromorphic device based on Fe-FET by solving the nonlinear synaptic weight upload by introducing and controlling charge trapping sites at the interface between ferroelectric layer and active layer". He is the person who likes golf and enjoys traveling around the world. Through the development of commercially available devices that has better operating system, he would like to present a new paradigm in the ubiquitous era.

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Starting from 2022.06.23 to 2024.08.13

Achievement: 

2022 2nd Semester Capstone design, PKNU, 1st place, $700

2022 2nd Semester Capstone design, Depart. of Chemical engineering, 2nd place

2023 Beneficiary of I-Corps Start-up program, $30,000

Advanced Materials Technologies, 1st Author

His hobby is watching dramas all over the world and he likes to be lost in contemplation while resting alone. His major interest of research is Development of VOCs(i.e. BTEX, Benzene, Toluene, Ethylbenzene, Xylene) sensor based on PDMS by controlling mechanical, chemical, surface properties. By incorporating the development of chemical sensors into wearable devices, he intends to increase safety in harmful environments.

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Starting from 2022.12.21 to 2024.02.14

Achievement: 

2022 The Korean Society of Industrial and Engineering Chemistry, Best poster awardee

2022 2nd Semester Capstone design, Depart. of Chemical engineering, 2nd place

2023 Beneficiary of I-Corps Start-up program, $30,000

Her research interest is the development of hybrid dielectric for the fabrication of organic synaptic transistors. In order to implement a nonvolatile neuromorphic transistor with high performance, she intend to create a dielectric having high degree of ferroelectricity by combining a PVDF-TrFE-based ion gel and applying electrical polling. These days, after lab activities, I go to gym and enjoy spinning. 

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Starting from 2022.12.21 to 2024.02.29

Achievement: 

2023 Beneficiary of I-Corps Start-up program, $30,000

Her hobby is taking a walk with people she likes, and she enjoys reading movie scripts. Her main research interest is "Adjusting the crystal using the surface energy-adjusted PHEMA as the OSC blend mold template". It is expected that the mold template obtained through this study can be used for biosensor.

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Starting from 2022.12.21 to 2024.02.14

Achievement: 

2023 Beneficiary of I-Corps Start-up program, $30,000

Her major interest of research is “OECT(Organic electochemical transistors) with high mobility composed of macroporous semiconductor films”. Due to its porous semiconductor layer, the contact surface area is widened, thereby having high mobility. Also, it can be used as an excellent humidity sensor. She usually bakes during her break and eats with her friends or family.

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Starting from 2023.03.06 to 2024.02.14

Current affiliation: Samsung Electronics

Achievement: 

2023 Beneficiary of I-Corps Start-up program, $30,000

His major intersest of research is development of chemical and biological sensors based on organic electrochemical transistors(OECT) by using ionic liquids(i.e. BMIM-TFSI). He hopes to make sensors that is wearable and self-healable by adding PVA or PU.His hobby is listening to ballad music and driving. Also, He likes a soccer, and he is good at it.

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Starting from 2022.12.21 to 2024.02.14

Achievement: 

2023 Beneficiary of I-Corps Start-up program, $30,000

Her hobby is to watch movie and she likes to read a book and sometimes enjoy drawing. Her major interest of research is to realize a photoplethysmogram (PPG) by making organic field-effect transistors with polystyrene-organic semiconductor, Ph-BTBT-10 blend solution. She wants to improve optical properties of Ph-BTBT-10 by doping organic cationic dyes, in the end, to detect blood oxygen saturation.

Thank you for your dedication to NIE Lab.

Starting from 2022.12.21 to 2024.02.14

Achievement: 

2023 Beneficiary of I-Corps Start-up program, $30,000

She likes to travel and go on a gourmet tour. Her main research interest is "The development of non-invasive biological multifunctional sensors based on OFET, which can sense multiple biochemical and bioelectric signals. (ex, simultaneous measurements of blood sugar, EMG, and ECG to diagnose personal health)" She hopes to commercialize biochemical sensors by combining them with wearable devices.

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Starting from 2022.06.23 to 2024.02.14

Achievement: 

2022 2nd Semester Capstone design, PKNU, 1st place, $700

2022 2nd Semester Capstone design, Depart. of Chemical engineering, 2nd place

Her research interest is to convert the conductive polymer PEDOT:PSS into the semiconductor by adding the n-dopant such as DBN to the PEDOT:PSS-PVA. She hopes to check the performance of PEDOT:PSS-PVA as a semiconductor.

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From 2022.12.21 to 2023.02.22

Current affiliation: Korea Research Institute of Chemical Technology (KRICT)

Her main interest of reserch is "to create an organic n-type material-based OTFT transistor in the form of a blend of small molecule and polymer". She wants to open the way for building organic logic circuits, where matching n-type and p-type OTFT performance is essential by making n-type OTFT transistors. Her hobby is playing the piano and she likes to knit while listening to music. 

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From 2022.12.21 to 2023.02.28

Current affiliation: PKNU, Chemical engineering

Her hobby is riding a skateboard and going to see a concert. Her research interest is "Improve the stability of aqueous electrolyte gate OECT (Organic electrochemical transistors) devices that mimic synaptic behavior". So she is studying to channel crosslinking and channel layer stacking using ink dispensers.

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From 2023.03.06 to 2023.08.21

Current affiliation: PKNU, Chemical engineering

His major interest of researchis "Enhanced Gas Sensing Performance of Organic Field Transistors by Modulating the Dimensions of TIPS-pentacene/Insulating Polymer Blends Microcrystal Arrays." He spends his free time playing with his cat and swimming. His vision is to design and export organic semiconductor products suitable for developing countries.

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From 2023.03.06 to 2023.08.21

Current affiliation: PKNU, Chemical engineering

Her hobby is swimming and going to see the band performance. Her research interest is "Performing vertical organic electrochemical transistors that by using PBS electrolyte". To perform vertical OECT, she is studying semiconductors that can use PBS as electrolyte. 

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From 2023.03.06 to 2023.07.11

Current affiliation: PKNU, Chemical engineering

She loves travelling all around the world and learning new language. Basically, her major interest is increasing the sensitivity and capabilities of organic sensors. So, now, she is doing a research “Amplification of detected signal based on OECTs by introducing synchronized dual gate architecture.” Through this research, she expects the result that for the same signal, Synchronized DG system can generate more than twice current.

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From 2023.03.06 to 2023.07.10

Current affiliation: PKNU, Chemical engineering

His major interest of research is "Development of method. His major interest of research is "Enhancement of charge carrier mobillity in organic semiconductors by increasing molecular crystallinity via solution epitaxy, air flow navigation and control temperature gradient." He spends his free time watching a movie and playing a game. His vision is to commercialize organic semiconductor that go beyond inorganic semiconductor.

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From 2022.06.23 to 2023.04.12

Current affiliation: Samsung Electronics

Achievement: 

2022 2nd Semester Capstone design, 1st place, $700

2022 2nd Semester Capstone design, Depart. of Chemical engineering, 2nd place

His major interest of research is "Reducing the contact resistance and electrical barrier of the metal −semiconductor junction interface by introducing organic "Self Assembled Monolayer (SAM)" for low power complementary circuits". His hobbies are talking with friends and going on a trip. The future vision is for organic semiconductors to go beyond the capabilities of inorganic semiconductors.

Thank you for your dedication to NIE Lab.

From 2022.06.23 to 2022.10.30

Current affiliation: PKNU, Chemical engineering

Achievement: 

2022 2nd Semester Capstone design, 1st place, $700

2022 2nd Semester Capstone design, Depart. of Chemical engineering, 2nd place