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Junsung Lee

Yonsei University · Medicine

About the Lab

Professor Junsung Lee's research lab specializes in advanced materials science and nanotechnology, with a focus on carbon nanotube field-effect transistors, ferroelectric thin films, and sol-gel processed oxides for optoelectronic and electronic applications. The lab also explores the intersection of consumer behavior, moral psychology, and brand management, particularly in the context of celebrity scandals and their impact on public trust and brand evaluation. Research spans from fundamental material properties under ultrahigh vacuum conditions to applied studies on human decision-making in response to moral transgressions in sports and media.

carbon nanotubesferroelectric thin filmsmoral psychologyconsumer trustnanomaterials

Research Overview

Papers
332
Total Citations
4,016
Papers (5y)
92
Primary Field
Medicine

Research Output Trend

Figures are computed from collected data and may differ slightly.

Publications per year (5y)
92total
2022
2023
2024
2025
2026
Citations per year (5y)
238total
20222023202420252026

Selected Papers

15
1
Article|135 citations·2007
Origin of Gate Hysteresis in Carbon Nanotube Field-Effect Transistors
Joon Sung Lee, Sunmin Ryu, Kwonjae Yoo, Insung S. Choi, Wan Soo Yun, Jinhee Kim
SJR Q1The Journal of Physical Chemistry COA

High Resolution Image Download MS PowerPoint Slide We have studied gate hysteresis of carbon nanotube field-effect transistors (CNFETs) on silicon oxide substrates in an ultrahigh vacuum (UHV) at low temperatures. It is found that the hysteresis is neither reduced by thermal annealing at temperatures over 300 °C under UHV nor significantly affected by independent adsorption of ammonia or water at T = 56 K. However, the hysteresis decreases greatly upon coadsorption of water and ammonia below con

Materials ChemistryMaterials Science
2
Article|126 citations·2015
Consumers’ Responses to Public Figures’ Transgression: Moral Reasoning Strategies and Implications for Endorsed Brands
Joon Sung Lee, Dae Hee Kwak
SJR Q1Journal of Business Ethics
Cognitive NeuroscienceNeuroscience
3
Article|83 citations·2015
Athletes’ Transgressions and Sponsor Evaluations: A Focus on Consumers’ Moral Reasoning Strategies
Joon Sung Lee, Dae Hee Kwak, David Moore
SJR Q1Journal of Sport Management

Marketing managers often face dilemmas when their athlete endorsers are accused of immoral behavior. However, research findings have been equivocal as to whether athletes’ transgressions damage endorsed brand evaluations. Using two experiments, we empirically demonstrate that consumers’ moral reasoning (i.e., moral rationalization, moral coupling, and moral decoupling) has differential effects on evaluations of a transgressor (Study 1). In Study 2, we examine the causal effect of moral reasoning

MarketingBusiness, Management and Accounting
4
Article|77 citations·2016
Coping With Athlete Endorsers’ Immoral Behavior: Roles of Athlete Identification and Moral Emotions on Moral Reasoning Strategies
Joon Sung Lee, Dae Hee Kwak, Jessica R. Braunstein‐Minkove
SJR Q1Journal of Sport Management

Athlete endorsers’ transgressions pose a dilemma for loyal fans who have established emotional attachments toward the individual. However, little is known regarding how fans maintain their support for the wrongdoer. Drawing on moral psychology and social identity theory, the current study proposes and examines a conceptual model incorporating athlete identification, moral emotions, moral reasoning strategies, and consumer evaluations. By using an actual scandal involving an NFL player (i.e., Ray

Gender StudiesSocial Sciences
5
Article|66 citations·2004
Synthesis of nano-sized ceria powders by two-emulsion method using sodium hydroxide
Joon Sung Lee, Jin-Seok Lee, Sung‐Churl Choi
SJR Q2Materials Letters
Materials ChemistryMaterials Science
6
Article|47 citations·2007
Cytokine induction by respiratory syncytial virus and adenovirus in bronchial epithelial cells
Jong‐Seo Yoon, Hyun‐Hee Kim, Yoon Lee, Joon Sung Lee
SJR Q1Pediatric PulmonologyOA

In order to broaden our knowledge of the primary immune responses to respiratory syncytial virus (RSV) and adenovirus infections, we compared the concentrations of interleukin (IL)-6, IL-8, and regulated on activation, normal T cell expressed and secreted (RANTES) produced in vitro during RSV and adenovirus infections of bronchial epithelial cells. We infected BEAS-2B cells-a human bronchial epithelial cell line-with RSV, adenovirus serotype 3, or serotype 7 and measured the concentrations of IL

EpidemiologyMedicine
7
Article|37 citations·1994
Effects of Seeding Layer on Perovskite Transformation, Microstructure and Transmittance of Sol-Gel-Processed Lanthanum-Modified Lead Zirconate Titanate Films
Joon Sung Lee, Chang Jung Kim, Dae Sung Yoon, Chaun Gi Choi, Jae Myung Kim, Kwangsoo No Kwangsoo No
SJR Q3Japanese Journal of Applied Physics

A series of sol-gel-processed lanthanum-modified lead zirconate titanate (PLZT) thin films with La/Zr/Ti ratios of 8.5/65/35, 9/65/35, 9.5/65/35, 15.5/40/60 and 18/30/70 were prepared on indium tin oxide (ITO)-coated Corning 7059 glass substrates and heat-treated at different temperatures from 475° C to 685° C. The X-ray diffraction, microstructure, optical transmittance spectra and the polarization vs electric field curves were investigated. The P(L)ZT thin films of higher Ti/Zr ratio show lowe

Electrical and Electronic EngineeringEngineering
8
Article|30 citations·2020
Cultural cognition and endorser scandal: Impact of consumer information processing mode on moral judgment in the endorsement context
Joon Sung Lee, Dae Hee Kwak, Richard P. Bagozzi
SJR Q1Journal of Business Research
Social PsychologyPsychology
9
Article|27 citations·2016
Can winning take care of everything? A longitudinal assessment of post-transgression actions on repairing trust in an athlete endorser
Joon Sung Lee, Dae Hee Kwak
SJR Q1Sport Management Review

•On-field and off-field transgressions have differential damage on two-dimensional trust evaluations.•Engaging in prosocial actions is more effective than outstanding performance in repairing transgressor’s trust.•Integrity-based trust is the key determinant in generating consumer forgiveness of the transgressor.A celebrity athlete’s transgression damages the public’s trust in that celebrity. However, little is known about whether demonstrating an outstanding performance after the transgression

Sociology and Political ScienceSocial Sciences
10
Article|24 citations·2001
Immunological alterations associated with Plasmodium vivax malaria in South Korea
Joon Sung Lee
Annals of Tropical Medicine and Parasitology

Various haematological and immunological studies on patients infected with Plasmodium vivax were undertaken, at diagnosis (day 0), after treatment with chloroquine but during primaquine treatment (day 10) and after all treatment (day 59), in South Korea (where there has been a recent and abrupt increase in the incidence of such infection). The main aims were to gain an understanding of the haemto-immunological alterations of this malarial infection, both before and after treatment, and to identi

Public Health, Environmental and Occupational HealthMedicine
11
Article|19 citations·2015
Quantum electrical transport properties of topological insulator Bi2Te3 nanowires
Hong‐Seok Kim, Ho Sun Shin, Joon Sung Lee, Chi Won Ahn, Jae Yong Song, Yong‐Joo Doh
SJR Q2Current Applied PhysicsOA
Atomic and Molecular Physics, and OpticsPhysics and Astronomy
12
Article|17 citations·2011
Atomic imaging of nucleation of trimethylaluminum on clean and H2O functionalized Ge(100) surfaces
Joon Sung Lee, Tobin Kaufman-Osborn, Wilhelm Melitz, Sangyeob Lee, Annelies Delabie, Sonja Sioncke, Matty Caymax, Geoffrey Pourtois, Andrew C. Kummel
SJR Q1The Journal of Chemical Physics

The direct reaction of trimethylaluminum (TMA) on a Ge(100) surface and the effects of monolayer H(2)O pre-dosing were investigated using ultrahigh vacuum techniques, such as scanning tunneling microscopy (STM), scanning tunneling spectroscopy (STS), and x-ray photoelectron spectroscopy (XPS), and density functional theory (DFT). At room temperature (RT), a saturation TMA dose produced 0.8 monolayers (ML) of semi-ordered species on a Ge(100) surface due to the dissociative chemisorption of TMA.

Electrical and Electronic EngineeringEngineering
13
Article|16 citations·2011
Effect of H2O chemisorption on passivation of Ge(100) surface studied by scanning tunneling microscopy
Joon Sung Lee, Tobin Kaufman-Osborn, Wilhelm Melitz, Sangyeob Lee, Andrew C. Kummel
SJR Q2Surface Science
Electrical and Electronic EngineeringEngineering
14
Article|15 citations·2002
Nanogap Capacitors for Label Free DNA Analysis
Joon Sung Lee, Yang-Kyu Choi, M.S. Pio, Jeonggi Seo, Luke P. Lee
MRS Proceedings
Molecular BiologyBiochemistry, Genetics and Molecular Biology
15
Article|15 citations·2018
Does your left hand know what your right hand is doing? Impacts of athletes’ pre-transgression philanthropic behavior on consumer post-transgression evaluation
Joon Sung Lee, Katherine Babiak
SJR Q1Sport Management Review

•Pre-transgression athlete philanthropy mitigates negative impact of the transgression on consumer responses.•The deeper commitment to charitable behavior leads to better protection compared to the simple support for a cause.•Higher fit between a transgressed athlete and a cause results in more negative consumer responses due to consumer skepticism.Despite the importance of an athlete’s image and reputation as an individual brand, the academic literature lacks investigations on whether and how a

MarketingBusiness, Management and Accounting

Research Areas

Materials ChemistryElectrical and Electronic EngineeringSurgeryPublic Health, Environmental and Occupational HealthMarketingEpidemiology

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