Nano Devices and Processing Lab

Wonyoung Choi

● Course: Ph. D course, 6 year

● Biography: Ph. D. Electrical Engineering, Pohang University of Science and Technology (Aug. 2018 - )

 M.S. Electrical Engineering, Pohang University of Science and Technology (Sep. 2016 - Aug. 2018)  

 B.S. Electrical Engineering, Pohang University of Science and Technology (Mar. 2011 - Aug. 2016)

● Research interests: Biosensor

● E-mail: pathfinder@postech.ac.kr

● Publications

International Journals

1. Wonyeong Choi, Seonghwan Shin, Jeonghyeon Do, Jongmin Son, Kihyun Kim, and Jeong-Soo Lee, "Influence of Surface Treatments on Urea Detection Using Si Electrolyte-Gated Transistors with Different Gate Electrodes", Micromachines, vol 15, no. 5, (2024)

2. Seonghwan Shin, Sangwon Kim, Wonyeong Choi, Jeonghyeon Do, Jongmin Son, Kihyun Kim, Sungkey Jang and Jeong-Soo Lee, "Sensing Characteristics of SARS-CoV-2 Spike Protein Using Aptamer-Functionalized Si-Based Electrolyte-Gated Field-Effect Transistor (EGT)", Biosensors, vol 14, no. 124. pp1-11 (2024)

3. Alexandra Parichenko, Wonyeong Choi, Seonghwan Shin, Marlena Stadtmüller, Rafael Gutierrez, Teuku Fawzul Akbar, Carsten Werner, Jeong-Soo Lee, Bergoi Ibarlucea, and Gianaurelio Cuniberti, "Hydrogel-gated silicon nanotransistor for SARS-CoV-2 antigen detection in physiological ionic strength," Advanced Materials Interfaces, vol. 10, no. 29, pp. 1-28 (2023)

4. Chi Zhang, Alexandra Parichenko, Wonyeong Choi, Seonghwan Shin, Luis Antonio Panes-Ruiz, Dmitry Belyaev, Tania Filipa Custodio, Christian Low, Jeong-Soo Lee, Bergoi Ibarlucea, and Gianauerlio Cuniberti, "Sybodies as Novel Bioreceptors toward Field-Effect Transistor-Based Detection of SARS-CoV-2 Antigens," ACS Applied Materials & Interfaces, vol. 15, no. 34, pp. 40191-40200 (2023)

5. Wonyeong Choi, Bo Jin, Seonghwan Shin, Jeonghyeon Do, Jongmin Son, Kihyun Kim, Jeong-Soo Lee, "Highly Sensitive Detection of Urea Using Si Electrolyte-Gated," Biosensors, vol. 13, no. 5, pp. 1-9 (2023)

6. Donghoon Kim, Bo Jin, Sol-A Kim, Wonyoung Choi, Seonghwan Shin, Jiwon Park, Won Bo Shim, Kihyun Kim, and Jeong-Soo Lee, "An Ultrasensitive Silicon-based Electrolyte-gated Transistor for the Detection of Peanut Allergens", Biosensors, vol. 12, no. 1, p. 24 (2022)

7. Donghoon Kim, Wonyoung Choi, Seonghwan Shin, Jiwon Park, Kihyun Kim, Bo Jin, and Jeong-Soo Lee, "Lumped-Capacitive Modeling and Sensing Characteristics of an Electrolyte-Gated FET Biosensor for the Detection of the Peanut Allergen", IEEE Access, vol. 9, pp. 168922-168929 (2021)

8. Donghoon Kim, Chanoh Park, Wonyoung Choi, Seonghwan Shin, Bo Jin, Rock-Hyun Baek, and Jeong-Soo Lee, "Improved long-term responses of Au-decorated Si nanowire FET sensor for NH3 detection", IEEE SENSORS JOURNAL, vol. 20, no. 5, pp. 2270-2277 (2020)

9. Chanoh Park, Wonyoung Choi, Donghoon Kim, Bo Jin, and Jeong-Soo Lee, "Highly Sensitive Detection of Influenza A (H1N1) Virus With Silicon Nanonet BioFETs", IEEE SENSORS JOURNAL, vol. 19, no. 23, pp. 10985-10990 (2019)

International Conferences

1. Wonyeong Choi, Seonghwan Shin, Jeonghyeon Do, Jongmin Son, and Jeong-Soo Lee, "Sensing Characteristics of Si-based Nanowire BioFETs for Detection of Urea", World Congress on Biosensors, Busan, Korea, Jun 5-8, 2023. 

2. Seonghwan Shin, Wonyeong Choi, Jeonghyeon Do, Jongmin Son, and Jeong-Soo Lee, "Aptamer-functionalized Si-Nanonet Electrolyte-Gated Field Effect Transistor (EGT) for Detection of COVID-19", World Congress on Biosensors, Busan, Korea, Jun 5-8, 2023. 

3. Donghoon Kim, Chanoh Park, Kihyun Kim, Bo Jin, Wonyoung Choi, and Jeong-Soo Lee, "Enhanced Gas Sensing Performances of Nove Si-Nanonet-Channel Resistive Sensor", NANO KOREA 2017 Symposium, KINTEX, Korea, July 12-14, 2017.

Domestic Conferences

1. 손종민, 최원영, 신성환, 도정현, 이정수, "Enhanced Sensitivity of Si BioFETs with Ag Nanowire for CHIKV Virus Detection", 한국반도체학술대회 (KCS 2024)

2. 신성환, 김상원, 최원영, 김기현, 장승기, 이정수, "Aptamer-functionalized Si-Nanonet Electrolyte-Gate Field-Effect Transistor (EGT) for Detection of SARS-CoV-2 Virus", 한국반도체학술대회 (KCS 2022)

3. 박지원, 김동훈, 최원영, 신성환, 김기현, 이정수, "DC and AC Sensing Characteristics of a Si-nanowire BioFET for Urea Detection", 한국반도체학술대회 (KCS 2022)

4. 신성환, 김동훈, 최원영, 박지원, 이정수, "Influence of O2 Plasma on Surface Functionalization and Electrical Characteristics for FETBased Biosensor Applications", 한국반도체학술대회 (KCS 2021)

5. 김동훈, 박찬오, 최원영, 신성환, 김성지, 신현진, 이정수, "Sensing responses of Au-decorated silicon nanowire sensor for ammonia detection," 한국반도체학술대회 (KCS 2019)

6. 최원영, 김성지, 박찬오, 김동훈, 신성환, 이정수, "Parylene-H 박막을 절연막으로 이용한 실리콘 바이오센서의 DC 특성 및 신뢰성 분석," 반도체공학회 학술대회 (ISE 2018)

7. 최원영, 김성지, 박찬오, 김동훈, 이가연, 편재철, 이정수, "Electrical characteristics of Parylene gate dielectric in silicon nanowire based ion-sensitive Field-Effect Transistors", 한국반도체학술대회 (KCS 2018)

8. 박찬오, 김동훈, 최원영, 김성지, 이정수, "Effect of Buffer Concentration on Sensing Characteristics of Silicon-Nanowire BioFETs," 추계 한국반도체디스플레이기술학회 (KSDT 2017)

Patents

1. "NANOWIRE FIELD-EFFECT SENSOR INCLUDING NANOWIRES HAVING NETWORK STRUCTURE AND FABRICATION METHOD THEREOF"(영문), 그물망 구조의 나노선을 구비한 나노선 전계효과 센서 및 그 제조방법(국문), 등록일:2017.12.19

2. “FET BASED BIOSENSOR USING MEMBRANE WITH MICROFLUIDIC CHANNEL FOR MULTIPLEX DETECTION AND DETECTION METHOD USING THE SAME” (영문), 미세유체 채널이 형성된 멤브레인을 이용한 FET 기반 다중 바이오센서 및 이를 이용한 검출 방법(국문), 출원일:2017.12.14

3. "NANOWIRE FIELD-EFFECT SENSOR INCLUDING NANOWIRES HAVING NETWORK STRUCTURE AND FABRICATION METHOD THEREOF"(영문), 그물망 구조의 나노선을 구비한 나노선 전계효과 센서 및 그 제조방법(국문), 등록일:2017.05.02

● Awards

1. BK21 제3회 POSTECH-EE 우수 연구성과 경진대회 장려상 (2023)