Recent Publications
Enhancing student learning in virtual classrooms: Effects of window view content and time of day
Dajeong Jang, Han-Jong Kim, Kyungah Choi (2024)
IEEE Access (SCIE) 📄PDF
재질, 조명 색온도, 조명 유형이 전시 공간의 감성적 경험에 미치는 영향
곽수빈, 임대건, Daria Terekhina, 김현우, Jason Philip Purwojuwono, 최경아 (2024)
한국색채학회논문집 (KCI) 📄PDF
Colour in virtual classrooms: Effects of colour schemes and interior elements on students’ preference and attention
Dajeong Jang, Kyungah Choi (2023)
International Association of Societies of Design Research (IASDR) 2023 Congress 📄PDF
Simple metal-free dyes derived from fluorene for visually transparent solar cells
Mutia Anissa Marsya, Dini Hayati, Sooyoung Han, Dang Xuan Long, Jun Yeong Ryu, Jae-Joon Lee, Kyungah Choi, Jongin Hong (2023)
Dyes and Pigments (SCIE) 📄PDF​​​​​​​
Hydroxycinnamic acid derivatives for UV‑selective and visibly transparent dye‑sensitized solar cells
Arum Dista Wulansari, Dini Hayati, Dang Xuan Long, Kyungah Choi, Jongin Hong (2023)
Scientific Reports (SCIE) 📄PDF​​​​​​​
UV-harvesting dyes featuring a fluorene donor for visibly transparent and colorless dye-sensitized solar cells
Mutia Anissa Marsya, Dini Hayati, Sooyoung Han, Dang Xuan Long, Kyungah Choi, Jongin Hong (2022)
Dyes and Pigments (SCIE) 📄PDF​​​​​​​
Lighting research trends with text mining
Junegak Joung, Kyungah Choi (2022)
Asia Lighting Conference​​​​​​​
The gradual transition from blue-enriched to neutral white light for creating a supportive learning environment
Kyungah Choi, Hyeon-Jeong Suk (2020)
Building and Environment (SCIE) 📄PDF
Lighting User Experience (LUX) cards: A card-based design tool for the design of smart lighting solutions
Kyungah Choi, Taesu Kim, Hyeon-Jeong Suk (2020)
Archives of Design Research (SCOPUS) 📄PDF
Past Publications
Blue-colored dyes featuring a diketopyrrolopyrrole spacer for translucent dye-sensitized solar cells
Dong-suk Lim, Kyungah Choi, Dini Hayati, Da-Heon Park, Alvien Ghifari, Kang Min Lee, Yohan Ko, Yongseok Jun, Hyeon-Jeong Suk, Jongin Hong (2019)
Dyes and Pigments (SCIE) 📄PDF

Awakening effects of blue-enriched morning light exposure on university students’ physiological and subjective responses
Kyungah Choi, Cheong Shin, Taesu Kim, Hyun Jung Chung, Hyeon-Jeong Suk (2019)
Scientific Reports (SCIE) 📄PDF  📺MEDIA  🎞️VIDEO

Development of UX scenarios for foldable phones
Kyungah Choi, Donghyeok Ma, Seowoo Nam (2019)
KSDS Spring International Conference 📄PDF

True white point for television screens across different viewing conditions
Kyungah Choi, Taesu Kim, Jeonghwan Chang, Hyeon-Jeong Suk (2018)
IEEE Transactions on Consumer Electronics (SCIE) 📄PDF

LightUp cards: Bringing knowledge together in designing smart lighting
Taesu Kim, Jinyoung Jeong, Kyungah Choi, Hyeon-Jeong Suk (2018)
KSDS Fall International Conference

Smartphone use at night affects melatonin secretion, body temperature, and heart rate
Nooree Na, Hojun Choi, Kyeong Ah Jeong, Kyungah Choi, Kyungsun Choi, Chulhee Choi, Hyeon-Jeong Suk (2017)
Korean Journal of the Science of Emotion and Sensibility (KCI)

Beverage taste perception influenced by its turbidity
Taesu Kim, Kyungah Choi, Hyeon-Jeong Suk (2017)
Korean Journal of the Science of Emotion and Sensibility (KCI)

Designing skin-dragging haptic motions for wearables
Seungwoo Je, Okyu Choi, Kyungah Choi, Minkyeong Lee, Hyeon-Jeong Suk, Liwei Chan, Andrea Bianchi (2017)
ACM International Symposium on Wearable Computer (SCOPUS) 📄PDF

Lighting design considerations: The impact of light on melatonin secretion
Kyungah Choi, Cheong Shin, Hyun Jung Chung, Hyeon-Jeong Suk (2017)
Asia Design Engineering Workshop

White perception of display devices in dark and lit environments
Kyungah Choi, Taesu Kim, Hyeon-Jeong Suk (2017)
Asia Design Engineering Workshop

Facial skin color variability in Korean women
Kyungah Choi, Hyeon-Jeong Suk (2017)
International AIC Colour Congress

The human sclera and pupil as the calibration targets
Hayan Choi, Kyungah Choi, Hyeon-Jeong Suk (2017)
IS&T Electronic Imaging (SCOPUS) 📄PDF

Skin-representative region in a face for finding real skin color
Hayan Choi, Kyungah Choi, Hyeon-Jeong Suk (2017)
IS&T Electronic Imaging (SCOPUS)

Performance of the 14 skin-colored patches in accurately estimating human skin color
Hayan Choi, Kyungah Choi, Hyeon-Jeong Suk (2017)
IS&T Electronic Imaging (SCOPUS)

Assessment of white for displays under dark- and chromatic-adapted conditions
Kyungah Choi, Hyeon-Jeong Suk (2016)
Optics Express (SCIE) 📄PDF

Dynamic lighting system for the learning environment: performance of elementary students
Kyungah Choi, Hyeon-Jeong Suk (2016)
Optics Express (SCIE) 📄PDF  📺MEDIA  🎞️VIDEO

Context-based presets for lighting setup in residential space
Kyungah Choi, Jeongmin Lee, Hyeon-Jeong Suk (2016)
Applied Ergonomics (SCIE) 📄PDF

Adaptive luminance difference between text and background for comfortable reading on a smartphone
Nooree Na, Kyungah Choi, Hyeon-Jeong Suk (2016)
International Journal of Industrial Ergonomics (SCIE) 📄PDF

Yo!: Enriching emotional quality of single-button messengers through kinetic typography
Minhwan Kim, Kyungah Choi, Hyeon-Jeong Suk (2016)
ACM Conference on Designing Interactive Systems (SCOPUS) 📄PDF

Optimal employment of color attributes to achieve saliency in icon matrix designs
Kyungah Choi, Hyeon-Jeong Suk (2015)
Color Research & Application (SCIE) 📄PDF

Visual search and attention: What eye-tracking reveals about visual performance in the curved display
Kyungah Choi, Hyunjoo Bae, Sung-Wook Ju, Hyeon-Jeong Suk (2015)
SID Symposium Digest of Technical Papers (SCOPUS) 📄PDF

Will curved displays become mainstream in electronics? Appraisal for aesthetic and usability aspects of curved large displays
Nooree Na, Kyeong Ah Jeong, Sung-Wook Ju, Kyungah Choi, Hyeon-Jeong Suk (2015)
SID Symposium Digest of Technical Papers (SCOPUS) 📄PDF

PicLight: User-centered lighting control interface for residential space
Jeongmin Lee, Kyungah Choi, Hyeon-Jeong Suk (2015)
Annual ACM Conference Extended Abstracts on Human Factors in Computing Systems (SCOPUS)

A comparative study of psychophysical judgment of color reproductions on mobile displays between Europeans and Asians
Kyungah Choi, Hyeon-Jeong Suk (2015)
IS&T/SPIE Electronic Imaging (SCOPUS)

User-preferred color temperature adjustment for smartphone display under varying illuminants.
Kyungah Choi, Hyeon-Jeong Suk (2014)
Optical Engineering (SCIE) 📄PDF

Color tolerance study on white in practical aspect: Perceptibility versus acceptability
Nooree Na, Kyungah Choi, Jeongmin Lee, Hyeon-Jeong Suk (2014)
Color Research & Application (SCIE) 📄PDF

Optimal color temperature adjustment for mobile devices under varying illuminants
Kyungah Choi, Hyeon-Jeong Suk (2014)
IS&T/SPIE Electronic Imaging (SCOPUS)

Recalling white point of smartphone under varying illuminants
Kyungah Choi, Jiho Jang, Hyeon-Jeong Suk (2014)
IS&T/SPIE Electronic Imaging (SCOPUS)

The optimal color temperature of smartphone display under various illuminant conditions
Kyungah Choi, Hyeon-Jeong Suk (2014)
IEEE International Conference on Consumer Electronics (SCOPUS)

Empirical evaluation of user-centered LED lighting in residential bathrooms
Jeongmin Lee, Kyungah Choi, Hyeon-Jeong Suk (2013)
Korean Journal of the Science of Emotion and Sensibility (KCI)

Using eye tracking to investigate saliency of color attributes for digital interfaces with icon matrix arrangements
Jeongmin Lee, Kyungah Choi, Hyeon-Jeong Suk (2013)
International Congress of International Association of Societies of Design Research

LED lighting for educational environment: Focusing on math and multimedia based tasks for 4th grade elementary school students in South Korea
Jeongmin Lee, Nooree Na, Kyungah Choi, Hyeon-Jeong Suk (2013)
International AIC Colour Congress

Investigation of eye-catching colors using eye tracking
Mokryun Baik, Hyeon-Jeong Suk, Jeongmin Lee, Kyungah Choi (2013)
IS&T/SPIE Electronic Imaging (SCOPUS)
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