Microscope-based Nanoscale Physics Lab.

2025

Seungwon Choi†, Jaehoon Sah†, Sooyeon Ra†, Chanuk Yang†, Jae-Hyun Lee, Taegeun Song*, Myunglae Jo*, Hyung Kook Choi* and Sangmin An*, "Multiscale analysis of oxidative damage in hair fibers: From AFM nanomechanics to AI-based degradation modeling", VIEW 20250079, 1-14 (2025). https://doi.org/10.1002/VIW.20250079

Bhishma Pandit, Jungwoo Bong, Seongwon Lee, Jungwoo Lee, Sameer Pokhrel, Hagyoul Bae, Ji-Wan Kim, Yunjo Jeong, Sangmin An, Jaehee Cho, Chel-Jong Choi, Krishna Moorthy Ponnusamy, S Chandramohan, Hyeon-Sik Jang*, Keun Heo*, “Photodetection Mechanisms and Ultraviolet–Visible Imaging Characteristics of High-Detectivity Broadband Metal–Semiconductor–Metal Photodetector Arrays on Wafer-Scale Monolayer MoS2” ACS Applied Materials & Interfaces 17(24), 35732-35742 (2025). https://doi.org/10.1021/acsami.5c04602

Yeonju Bae†, Hojin Jang†, Taesun Yun, Chanuk Yang, Jonggeun Hwang, Minji Park, Sanghan Lee, Jangyup Son, Kyoung-Duck Park*, Jongwoo Kim*, Wonho Jhe*, and Sangmin An*, “Atomic force microscope-guided nanoscale 3D patterning for carbon nanofibers with in situ Raman spectroscopy” Nanoscale 17, 13333-13343 (2025). https://doi.org/10.1039/D5NR01018G

Gwang-Myeong Kim†, Sooyeon Ra†, Chanuk Yang†, Jae-Hyun Lee, Myunglae Jo*, Hyungkook Choi*, and Sangmin An*, “Nanoscale Young’s modulus and resistivity of flexible Au films on PET substrates revealed by atomic force microscopy” Applied Surface Sciences 695, 162921 (2025). https://doi.org/10.1016/j.apsusc.2025.162921

Jaehoon Sah, Hyungkook Choi∗, and Sangmin An*, “Development of a Quartz Tuning Fork-atomic Force Microscope Combined with Scanning Electron Microscope”, New Physics: Sae Mulli (Cover Paper) 75(2), 180-186 (2025). https://doi.org/10.3938/NPSM.75.180  

2024

Jaewon Shim, Chungman Kim, Manhee Lee*, Sangmin An*, and  Wonho Jhe*, “Multiscale rheology from bulk to nano using a quartz tuning fork-atomic force microscope”, Review of Scientific Instruments 95, 105104 (2024). https://doi.org/10.1063/5.0225852

Hyun Hee Song, Hyunwoo Choi, Seonghan Kim, Hwan Gyu Kim, Sangmin An*, Sejung Kim*, and Hoon Jang*, “Nitrogen-doped carbon quantum dot regulates cell proliferation and differentiation by endoplasmic reticulum stress”, Animal Cells and Systems 28(1), 481-494 (2024). https://doi.org/10.1080/19768354.2024.2409452

(Patent, Registered, US)  Wonho Jhe, Sangmin An, Manhee Lee, Chungman Kim, “Rheometer”, US12098990B2 (2024). https://patents.google.com/patent/US12098990B2/en

Van-Phu Vu, Seung-Hyun Kim, Van-Dung Mai, Sooyeon Ra, Sangmin An, and Soo-Hyoung Lee*, “Bio-based conductive polyurethane composites derived from renewable castor oil with enhanced self-healing ability for flexible supercapacitors”, Journal of Materials Science & Technology 188, 44-61 (2024). https://doi.org/10.1016/j.jmst.2023.12.008

Sangmin An and Wonho Jhe*, “Compact quartz tuning fork-atomic force microscope with a low thermal drift at room temperature” Current Applied Physics 61, 144-149 (2024). https://doi.org/10.1016/j.cap.2024.03.005

Yeonju Bae and Sangmin An*, “Introduction to 3D Printing Technique with Nanopipette-AFM for Fabrication of Quantum Dot-aggregated Nanowire”, New Physics: Sae Mulli 74(1), 95-99 (2024). https://doi.org/10.3938/NPSM.74.95

Dokyum Kim, Taesun Yun, Sangmin An, and Chang-Lyoul Lee*, “How to improve the structural stabilities of halide perovskite quantum dots: review of various strategies to enhance the structural stabilities of halide perovskite quantum dots”, Nano Convergence 11, 4 (2024). https://doi.org/10.1186/s40580-024-00412-x

(Patent, Registered, US)  Wonho Jhe, Sangmin An, Chungman Kim, Jonggeun Hwang, “Nano printing device and raman analysis apparatus using same”, US11874203B2 (2024). https://patents.google.com/patent/US11874203B2/en

2023

Sangmin An*, Hong Seok Lee, Hye Min Oh, and Heesuk Rho*, “Explanation of the Atomic Force Microscope-Based Nanoscale 3D Printing of Quantum Dots”, Physica Status Solidi (b) 2300358, 1-7 (2023). https://doi.org/10.1002/pssb.202300358 

Sangmin Park, Hye-Min Lee, Young-Seak Lee, Sangmin An*, Junghoon Yang*, and Jungpil Kim*, “Density Functional Theory Studies of the Influence of Pore Diameter and Nitrogen-Containing Functional Groups on CO2 Capture in Nanoporous Graphene”, ACS Applied Nano Materials 6(21), 19611–19621 (2023). https://doi.org/10.1021/acsanm.3c02943

Dongju Lee, Seo Gyun Kim, Junghwan Kim, Namryeol Kim, Ki-Hyun Ryu, Dae-Yoon Kim, Nam Dong Kim, Jun Yeon Hwang, Yuanzhe Piao, Sangmin An, Dong Su Lee, and Bon-Cheol Ku*, "Highly conductive and mechanically strong metal-free carbon nanotube composite fibers with self-doped polyaniline", Carbon 213, 118308 (2023). https://doi.org/10.1016/j.carbon.2023.118308

Bhishma Pandit, Hyeon-Sik Jang, Yunjo Jeong, Sangmin An, S. Chandramohan, Kyung Kyu Min, Sang Min Won, Chel-Jong Choi, Jaehee Cho*, Seongin Hong*, and Keun Heo*, "Highly Sensitive Ultraviolet Photodetector Based on an AlGaN/GaN HEMT with Graphene-On-p-GaN Mesa Structure", Advanced Materials Interfaces 10, 2202379 (2023). https://doi.org/10.1002/admi.202202379

Hyeongwoo Lee, Yeonjeong Koo, Shailabh Kumar, Yunjo Jeong, Dong Gwon Heo, Soo Ho Choi, Huitae Joo, Mingu Kang, Radwanul Hasan Siddique, Ki Kang Kim, Hong Seok Lee, Sangmin An, Hyuck Choo*, and Kyoung-Duck Park*, " All-optical control of high-purity trions in nanoscale waveguide", Nature Communications 14, 1891 (2023). https://doi.org/10.1038/s41467-023-37481-1

Hyeonsu Kim, Dong-Hyun Kim, Yunjo Jeong, Dong Su Lee, Jangyup Son*, and Sangmin An*, "Chemical gradients on graphene via direct mechanochemical cleavage of atoms from chemically functionalized graphene surface", Nanoscale Advances 5, 2271-2279 (2023). https://doi.org/10.1039/D3NA00066D

Jiyoung Kim†, Sangmin An†, Yisook Kim, Dae-Wui Yoon, Soo Ah Son, Jong-Wan Park, Wonho Jhe*, Chan-Soon Park*, and Hyun-Woo Shin*, "Surface Active Salivary Metabolites Indicate Oxidative Stress and Inflammation in Obstructive Sleep Apnea", Allergy, Asthma & Immunology Research 15(2), e22 (2023).  https://doi.org/10.4168/aair.2023.15.3.316

Taesun Yun, Yong Bin Kim, Taegeon Lee, Heesuk Rho, Hyeongwoo Lee, Kyoung-Duck Park, Hong Seok Lee*, and Sangmin An*, "Direct 3D-printed CdSe quantum dots via scanning micropipette (same with following paper)", Nanoscale Advances (Front Cover) 5, 983-983 (2023). https://pubs.rsc.org/en/content/articlelanding/2023/na/d3na90014b/

Taesun Yun, Yong Bin Kim, Taegeon Lee, Heesuk Rho, Hyeongwoo Lee, Kyoung-Duck Park, Hong Seok Lee*, and Sangmin An*, "Direct 3D-printed CdSe quantum dots via scanning micropipette", Nanoscale Advances 5, 1070-1078 (2023). https://doi.org/10.1039/D2NA00627H

Sooyeon Ra, Yunjo Jeong, Hoon Jang*, and Sangmin An*, "Study on Gelatin Biomaterial for Embryonic Stem Cell Culture by Measuring Young’s Modulus via Atomic Force Microscopy", Applied Science and Convergence Technology 31(6), 171-174 (2022). https://doi.org/10.5757/ASCT.2022.31.6.171

Harok Jeong, Sangmin Park, Junghoon Yang, Hye Min Lee, Sangmin An, Yasuhiro Yamada, and Jungpil Kim*, "Spectroscopic distinction of carbon nanobelts and nanohoops", Carbon 201, 829-836 (2023). https://doi.org/10.1016/j.carbon.2022.09.063

(News) Harok Jeong, Sangmin An, "Spectroscopic distinction of carbon nanobelts and nanohoops". https://www.yna.co.kr/view/AKR20230112029300055

2022

Sangmin An*, "Atomic Force Microscope-Based Investigation of 0D and 2D Nanomaterials", Video Proceeding Advanced Materials 3, 2206293 (2022). https://www.proceedings.iaamonline.org/article/vpoam-2206293

Sangmin An*, "Wear and Corrosion Resistance Technology of Thin Film Materials: A New Open Special Issue in Materials", Materials 15(15), 5218 (2022). https://doi.org/10.3390/ma15155218

Sangmin An*, "Understanding the Feedback Circuit in an Atomic Force Microscope", Applied Science and Convergence Technology 31(4), 99-102 (2022). https://doi.org/10.5757/ASCT.2022.31.4.99

Sangmin An*, "Research work in the Microscope-based Nanoscale Physics Lab", Impact 2022(3), 18-20 (2022). https://doi.org/10.21820/23987073.2022.3.18

(Patent, Registered, US)  Sangmin An, Chungman Kim, Jonggeun Hwang, Wonho Jhe, “Nano printing device and raman analysis apparatus using same”, US20220120691A1 (2022). https://patents.google.com/patent/US20220120691A1/en

(News) Sangmin An, "Capillary grip-induced stick-slip motion".  http://news.unn.net/news/articleView.html?idxno=528714

Sangmin An, Manhee Lee, Bongsu Kim, and Wonho Jhe*, "Capillary grip-induced stick-slip motion", Nano Research 15, 7384-7391 (2022). https://doi.org/10.1007/s12274-022-4348-9

Sangmin An and Wonho Jhe*, "Field-induced formation and manipulation of a microscale liquid ball on an outside wall of the pulled pipette", Current Applied Physics 36, 112-116 (2022). https://doi.org/10.1016/j.cap.2022.01.018

Chungman Kim, Sunghoon Hong, Dongha Shin, Sangmin An, Xingcai Zhang*, and Wonho Jhe*, "Sorting Gold and Sand (Silica) Using Atomic Force Microscope‑Based Dielectrophoresis", Nano-Micro Letters 14, 13 (2022). https://doi.org/10.1007/s40820-021-00760-x

Hwanhee Kim, Tae Young Moon, Hyeongwoo Lee, Yeonjeong Koo, Mingu Kang, Sangmin An, and Kyoung-Duck Park*, “Digital operating tip-enhanced Raman spectroscopy”, Journal of the Korean Physical Society 81. 510-515 (2022). https://doi.org/10.1007/s40042-022-00408-y

2021

Dohyun Kwon, Dongwon Kim, Yunbi Bae, Hyoju Choi, Bongsu Kim, Myungchul Choi*, Sangmin An*, and Manhee Lee*, “Mathematical Extraction of Mechanical Characteristics from Electrical Signal of Electrically-driven Quartz Tuning Fork in Vacuum, Air, and Liquid Environments”, Journal of the Korean Physical Society 75, 485-491 (2021). https://doi.org/10.1007/s40042-021-00231-x

Seongoh Kim, Yunkyung Lee, Manhee Lee, Sangmin An*, and Sang-Joon Cho*, “Quantitative Visualization of the Nanomechanical Young’s Modulus of Soft Materials by Atomic Force Microscopy”, Nanomaterials 11(6), 1593 (2021). https://doi.org/10.3390/nano11061593

Sangmin An†, Manhee Lee†, and Wonho Jhe*, “Probing the shear viscoelasticity of a nanoscale ionic liquid meniscus”, Physical Chemistry Chemical Physics 23, 12387-12394 (2021). https://doi.org/10.1039/D0CP06003H

Dohyun Kim, Jongwoo Kim, Jonggeun Hwang, Dongha Shin, Sangmin An, and Wonho Jhe*, “Direct measurement of curvature-dependent surface tension of an alcohol nanomeniscus”, Nanoscale  13, 6991 (2021). https://doi.org/10.1039/D0NR08787D

(Patent, Registered, South Korea)  Sangmin An, Dongha Shin, Wonho Jhe, “Raman analysis system”, 10-2267767 (2021).

(Patent, Registered, South Korea)  Sangmin An, Chungman Kim, Manhee Lee, Wonho Jhe, “Rheometer”, 10-2252266 (2021).

(Patent, Registered, South Korea)  Sangmin An, Chungman, Wonho Jhe, “Raman analysis apparatus using nanoscale printing apparatus”, 10-2202437 (2021).

2020

(BOOK)  Basic for nanoscopy - Sangmin An, Manhee Lee,  ISBN 978-89-93491-89-0 (2020/12).

(Patent, Registered, South Korea)  Sangmin An, Wonho Jhe, “Printing apparatus for nanoscale”, 10-2197009 (2020).

2019

Sunghoon Hong, Chungman Kim, Hansol Song, Sangmin An, Hosang Yoon, and Wonho Jhe*, “Measuring dielectrophoresis force for metallic and non-metallic particle manipulations via a quartz tuning fork atomic force microscope”, Journal of the Korean Physical Society 75(12), 1021-1027 (2019). https://doi.org/10.3938/jkps.75.1021

Manhee Lee, Bongsu Kim, Sangmin An, and Wonho Jhe*, “Dynamic responses of electrically driven quartz tuning fork and qPlus sensor: A comprehensive electromechanical model for quartz tuning fork”, Sensors 19, 2686 (2019). https://doi.org/10.3390/s19122686

Manhee Lee†, Sangmin An†, and Wonho Jhe*, “Theoretical study of buckling-based nonlinear transition near a static bifurcation point”, Physical Review E 99, 052202 (2019). https://doi.org/10.1103/PhysRevE.99.052202

Sangmin An and Wonho Jhe*, “Nanopipette/nanorod-combined quartz tuning fork–atomic force microscope”, Sensors 19, 1794 (2019). https://doi.org/10.3390/s19081794

Sangmin An, Chungman Kim, and Wonho Jhe*, “Buckling tip-based nanoscratching with in situ direct measurement of shear dynamics”, Applied Nanoscience 9, 67-76 (2019). https://doi.org/10.1007/s13204-018-0897-3

Seongsoo Kim, Dohyun Kim, Jongwoo Kim, Sangmin An, and Wonho Jhe*, “Direct Evidence for Curvature-Dependent Surface Tension in Capillary Condensation: Kelvin Equation at Molecular Scale”, 물리학과 첨단기술, 2019년 3월호 (새로운 연구결과 소개). https://webzine.kps.or.kr/?p=4&idx=25

2018

Seongsoo Kim, Dohyun Kim, Jongwoo Kim, Sangmin An, and Wonho Jhe*, “Direct Evidence for Curvature-Dependent Surface Tension in Capillary Condensation: Kelvin Equation at Molecular Scale”, Physicasl Review X 8, 041046 (2018). https://doi.org/10.1103/PhysRevX.8.041046

Sangmin An, Bongsu Kim, Soyoung Kwon, Geol Moon, Manhee Lee, and Wonho Jhe*, “Buckling-Based Non-Linear Mechanical Sensor”, Sensors 18, 2637 (2018). https://doi.org/10.3390/s18082637

Soyoung Kwon, Bongsu Kim, Sangmin An, Wanhee Lee, Ho-Young Kwak, and Wonho Jhe*, “Adhesive force measurement of steady-state water nano-meniscus: Effective surface tension at nanoscale”, Scientific Reports 8, 8462 (2018). https://doi.org/10.1038/s41598-018-26893-5

Sangmin An, Bongsu Kim, Soyoung Kwon, Geol Moon, Manhee Lee, and Wonho Jhe*, “Bifurcation-enhanced ultrahigh sensitivity of a buckled cantilever”, 물리학과 첨단기술, 2018년 7/8월호 (새로운 연구결과 소개). https://webzine.kps.or.kr/?p=4&idx=31

Manhee Lee, Sangmin An, and Wonho Jhe*, “Evaluating signal and noise spectral density of a qPlus sensor with an active feedback control”, AIP Advances 8, 055228 (2018). https://doi.org/10.1063/1.5028215

Sangmin An, Bongsu Kim, Soyoung Kwon, Geol Moon, Manhee Lee, and Wonho Jhe*, “Bifurcation-enhanced ultrahigh sensitivity of a buckled cantilever”, Proceedings of the National Academy of Sciences of the United States of America 115(12), 2884-2889 (2018). https://doi.org/10.1073/pnas.1716067115

Manhee Lee, Sangmin An, and Wonho Jhe*, “Analytical Study of Noise Spectral Density in Q-controlled Atomic Force Microscopy”, Journal of the Korean Physical Society 72(3), 384-389 (2018). https://doi.org/10.3938/jkps.72.384

2017

(News) Jungseok Chae†, Sangmin An†, Georg Ramer, Vitalie Stavila, Glenn Holland, Yohan Yoon, A Alec Talin, Mark Allendorf, Vladimir A Aksyuk*, and Andrea Centrone*, “Nanophotonic AFM probe provides ultrafast and ultralow noise detection”, Nanowerks Spotlight. https://www.nanowerk.com/spotlight/spotid=47919.php

Jungseok Chae†, Sangmin An†, Georg Ramer, Vitalie Stavila, Glenn Holland, Yohan Yoon, A Alec Talin, Mark Allendorf, Vladimir A Aksyuk*, and Andrea Centrone*, “Nanophotonic atomic force microscope transducers enable chemical composition and thermal conductivity measurements at the nanoscale”, Nano Letters 17(9), 5587-5594 (2017). https://doi.org/10.1021/acs.nanolett.7b02404

Yohan Yoon*, Jungseok Chae, Aaron Katzenmeyer, Heayoung Yoon, Joshua Schumacher, Sangmin An, Adrea Centrone, Nikolai B. Zhitenev*, “Nanoscale imaging and spectroscopy of band gap and defects in polycrystalline photovoltaic devices”, Nanoscale (Cover Paper) 9 , 7771-7780 (2017). https://doi.org/10.1039/C7NR01480E

Jeyavel Velmurugan*, Amit Agrawal, Sangmin An, Eric Choudhary, and Veronika A. Szalai*, “Fabrication of scanning electrochemical microscopy-atomic force microscopy probes to image surface topography and reactivity at the nanoscale”, Analitical Chemistry 89, 2687−2691 (2017). https://doi.org/10.1021/acs.analchem.7b00210

2016

Manhee Lee, Bongsu Kim, QHwan Kim, JongGeun Hwang, Sangmin An, and Wonho Jhe*, “Viscometry of single nanoliter-volume droplets using dynamic force spectroscopy”, Physical Chemistry Chemical Physics 18, 27684 (2016). https://doi.org/10.1039/C6CP05896E

Manhee Lee, JongGeun Hwang, Junghoon Jahng, QHwan Kim, Hanaul Noh, Sangmin An, and Wonho Jhe*, “Electrical tuning of mechanical characteristics in qPlus sensor: Active Q and resonance frequency control”, Journal of Applied Physics 120, 074503 (2016). https://doi.org/10.1063/1.4961328

Manhee Lee, JongGeun Hwang, Bongsu Kim, Sangmin An, and Wonho Jhe*, “Fluid-induced resonances in vibrational and Brownian dynamics of a shear oscillator”, Current Applied Physics 16, 1459-1463 (2016). https://doi.org/10.1016/j.cap.2016.08.007

Sangmin An, Jie Zou, Glenn Holland, Jungseok Chae, Andrea Centrone, and Vladimir Aksyuk*, “Optomechanical transducer-based soft and high frequency nanoscale cantilever for atomic force microscopy”, Solid-State Sensors (978-1-940470-02-3), 266-269 (2016). https://ieeexplore.ieee.org/document/7288864

2015

Bongsu Kim, Soyoung Kwon, Manhee Lee, QHwan Kim, Sangmin An, and Wonho Jhe*, "Probing nonlinear rheology layer-by-layer in interfacial hydration water", Proceedings of the National Academy of Sciences of the United States of America 112(51), 15619-15623 (2015). https://doi.org/10.1073/pnas.1515033112

Yohan Yoon, Jungseok Chae, Aaron Katzenmeyer, Heayoung P. Yoon, Joshua Schumacher, Sangmin An, Andrea Centrone, Nikolai B. Zhitenev*, “Local Measurements of Photocurrent and Band Gap in CdTe Solar Cells”, Proceedings of EU PVSEC (3-936338-39-6), 1243-1245 (2015). https://www.eupvsec-proceedings.com/proceedings?paper=33225

Heayoung P. Yoon, Yohan Yoon, Paul M. Haney, Sangmin An, Joshua Schumacher, Kerry Siebein, Alline Myers and Nikolai B. Zhitenev, “Nanoscale Photocurrent Microscopy for Thin Film Solar Cells Using Focused Electron Beam and Near-Field Optical Excitations”, Microscopy and Microanalysis 21, 2347-2348 (2015). https://doi.org/10.1017/S1431927615012519

Heayoung P. Yoon, Paul M. Haney, Yohan Yoon, Sangmin An, James I. Bashaml, and Nikolai B. Zhitenevl, “Local photocarrier dynamics in CdTe solar cells under optical and electron beam excitations”, Photovoltaic Specialist Conference, IEEE 42nd (978-1-4799-7944-8/15) (2015). https://ieeexplore.ieee.org/document/7356020

Sangmin An, Bongsu Kim, Soyoung Kwon, Kunyoung Lee, Jongwoo Kim, Heejoon Ahn and Wonho Jhe*, "Nanomeniscus-induced delivery of liquid solutions for diverse nanofiber fabrication", Nano Convergence 2, 13 (2015). https://doi.org/10.1186/s40580-015-0046-6

Sangmin An and Wonho Jhe*, "Fabrication and Characterization of Au Nanoparticle-aggregated Nanowires by Using Nanomeniscus-induced Colloidal Stacking Method", Nano-Micro Letters 7(1), 27-34 (2015). https://doi.org/10.1007/s40820-014-0015-3

2014

Sangmin An, Santiago D Solares*, Sergio Santos, and Daniel Ebeling, “Energy transfer between eigenmodes in multimodal atomic force microscopy”, Nanotechnology 25, 475701 (2014). https://doi.org/10.1088/0957-4484/25/47/475701

Bongsu Kim, Soyoung Kwon, Hyosik Mun, Sangmin An, and Wonho Jhe*, “Energy dissipation of nanoconfined hydration layer: Long-range hydration on the hydrophilic solid surface”, Scientific Reports 4, 6499 (2014). https://doi.org/10.1038/srep06499

Santiago D. Solares*, Sangmin An, and Christian J. Long, “Multi-frequency tapping-mode atomic force microscopy beyond three eigenmodes in ambient air”, Beilstein Journal of Nanotechnology 5, 1637-1648 (2014). https://doi.org/10.3762/bjnano.5.175

Kunyoung Lee, QHwan Kim, Sangmin An, JeongHoon An, Jongwoo Kim, Bongsu Kim, and Wonho Jhe*, “Superwetting of TiO2 by light-induced water-layer growth via delocalized surface electrons”, Proceedings of the National Academy of Sciences of the United States of America 111(16), 5784-5789 (2014). https://doi.org/10.1073/pnas.1319001111

Jongwoo Kim, Donghyun Won, Baekman Sung, Sangmin An, and Wonho Jhe*, “Effective stiffness of qPlus sensor and quartz tuning fork”, Ultramicroscopy 141, 56-62 (2014). https://doi.org/10.1016/j.ultramic.2014.03.009

Soyoung Kwon, Corey Stambaugh, Bongsu Kim, Sangmin An, and Wonho Jhe*, “Dynamic and static measurement of interfacial capillary forces by a hybrid nanomechanical system”, Nanoscale 6, 5474-5478 (2014). https://doi.org/10.1039/C3NR06416F

Sangmin An, Kunyoung Lee, Bongsu Kim, Haneol Noh, Jongwoo Kim, Soyoung Kwon, Manhee Lee, Mun-Heon Hong, and Wonho Jhe*, “Nanopipette combined with quartz tuning fork-atomic force microscope for force spectroscopy/microscopy and liquid delivery-based nanofabrication”, Review of Scientific Instruments 85, 033702 (2014). https://doi.org/10.1063/1.4866656

Sangmin An, Baekman Sung, Haneol Noh, Corey Stambaugh, Soyoung Kwon, Kunyoung Lee, Bongsu Kim, Qhwan Kim, and Wonho Jhe*, “Position-resolved Surface Characterization and Nanofabrication Using an Optical Microscope Combined with a Nanopipette/Quartz Tuning Fork Atomic Force Microscope”, Nano-Micro Letters 6(1), 70-79 (2014). https://doi.org/10.1007/BF03353771

2013

Bongsu Kim, QHwan Kim, Soyoung Kwon, Sangmin An, Kunyoung Lee, Manhee Lee, and Wonho Jhe*, “Unified Stress Tensor of the Hydration Water Layer”, Physical Review Letters 111, 246102 (2013). https://doi.org/10.1103/PhysRevLett.111.246102

Sangmin An, Corey Stambaugh, Soyoung Kwon, Kunyoung Lee, Bongsu Kim, Qhwan Kim, and Wonho Jhe*, “Optical Microscope combined withthe Nanopipette-based Quartz Tuning Fork - Atomic Force Microscope for Nanolithography”, Proceedings of SPIE (Optics+Photonics) 8816, 881608 (2013). https://doi.org/10.1117/12.2036779

Sangmin An, Kunyoung Lee, Bongsu Kim, Jongwoo Kim, Soyoung Kwon, Qhwan Kim, Manhee Lee, and Wonho Jhe*, “Compensation of stray capacitance of the quartz tuning fork for a quantitative force spectroscopy”, Current Applied Physics 13, 1899-1905 (2013). https://doi.org/10.1016/j.cap.2013.07.024

Sangmin An, Corey Stambaugh, Soyoung Kwon, Kunyoung Lee, Bongsu Kim, Qhwan Kim, and Wonho Jhe*, “Direct Observation of Nanofabrication using the Optical Microscope combined with Nanopipette/QTF-AFM System”, NSTI-Nanotech (978-1-4822-0584-8) 2, 477-480 (2013). https://briefs.techconnect.org/paper_keyword/nanopipette-qtf-afm/

2012

Sangmin An, Munheon Hong, Jongwoo Kim, Soyoung Kwon, Kunyoung Lee, Manhee Lee, and Wonho Jhe*, “Quartz tuning fork-based frequency modulation atomic force spectroscopy and microscopy with all digital phase-locked loop”, Review of Scientific Instruments 83, 113705 (2012). https://doi.org/10.1063/1.4765702

Sangmin An, Corey Stambaugh, Gunn Kim, Manhee Lee, Yonghee Kim, Kunyoung Lee, and Wonho Jhe*, “Low-volume liquid delivery and nanolithography using a nanopipette combined with a quartz tuning fork-atomic force microscope”, Nanoscale 4, 6493-6500 (2012). https://doi.org/10.1039/C2NR30972F

Sangmin An, Jongwoo Kim, Kunyoung Lee, Bongsu Kim, Manhee Lee and Wonho Jhe*, “Mechanical properties of the nanoscale molecular cluster of water meniscus by high-precision frequency modulation atomic force spectroscopy”, Applied Physics Letters 101, 053114 (2012). https://doi.org/10.1063/1.4740083

Sangmin An, Kunyoung Lee, Geol Moon, Gunn Kim, and Wonho Jhe*, “Enhanced Formation of the Confined Nano-Water Meniscus using a 780 nm Laser with a Quartz Tuning Fork-Atomic Force Microscope”, Journal of Nanoscience and Nanotechnology 12, 5754-5758 (2012). https://doi.org/10.1166/jnn.2012.6256

2011

Donghee Son, Sung Young Park, Byeongju Kim, Jun Tae Koh, Tae Hyun Kim, Sangmin An, Doyoung Jang, Gyu Tae Kim, Wonho Jhe, and Seunghun Hong*, “Nanoneedle transistor-based sensors for the selective detection of intracellular calcium ions”, ACS Nano 5(5), 3888-3895, (2011). https://doi.org/10.1021/nn200262u

Sangmin An, Geol Moon, and Wonho Jhe*, “Embossed and intaglio nano-patterning using nanopipette based on the QTF-AFM system”, NSTI-Nanotech (978-1-4398-7139-3) 2, 265-268 (2011). https://briefs.techconnect.org/papers/embossed-and-intaglio-nano-patterning-using-nanopipette-based-on-the-qtf-afm-system/

2010

Sangmin An, Geol Moon, Gunn Kim, and Wonho Jhe*, “Nanofluidics through a 30-nm aperture nanopipette by applying electrostatic field based on the QTF-AFM system”, IEEE Nanotechnology (978-1-4244-7032-7) 10, 1052-1055 (2010).  https://ieeexplore.ieee.org/document/5698026

Sangmin An, Geol Moon, and Wonho Jhe*, “Nano-patterning of NaCl using nanopipette with QTF-AFM system”, NSTI-Nanotech (978-1-4398-3402-2) 2, 550-551 (2010). https://briefs.techconnect.org/papers/nano-patterning-of-nacl-using-nanopipette-based-on-the-qtf-afm-system/

2009

Sangmin An, Sungjin Jang, Haneol Noh, and Wonho Jhe*, “Nano-scaled water ejection using nanopipette with QTF-AFM for nanolithography”, NSTI-Nanotech (978-1-4398-1782-7) 1, 57-58 (2009). https://briefs.techconnect.org/papers/nano-scaled-water-ejection-using-nanopipette-with-qtf-afm-for-nanolithography/