Projects
Centre for Sustainable Asian Cities (CSAC)
Cost-effective High-power Density BIPV Modules
Kong Fai Tai, Jai Prakash Singh, Heng Chye Kiang
Study of Township Climatic Conditions to Enhance Sustainability and Energy Efficiency
Wong Nyuk Hien
Forging a Sustainable Future for Asian Cities: Case Studies of Urban Regeneration
Heng Chye Kiang, Lai Choo Malone-Lee, Chen Yu, Johannes Widodo, Rita Padawangi
Urban Climate Design Lab (UCDL)
Transboundary Pollutant Dispersion (Regional/Urban Scale)
Urban Climate Design Lab (UCDL)
Building Morphology for Better Ventilation (Building Scale)
Urban Climate Design Lab (UCDL)
Publications
Centre for Sustainable Asian Cities (CSAC)
A Modular Agrivoltaics Building Envelope Integrating Thin-Film Photovoltaics and Hydroponic Urban Farming Systems: A Circular Design Approach with the Multi-Objective Optimization of Energy, Light, Water and Structure
Zhang Yihan, Chen Tianyi, Eugenia Gasparri, Elena Lucchi
Zhang Y., Chen T., Gasparri E., Lucchi E. (2025). A Modular Agrivoltaics Building Envelope Integrating Thin-Film Photovoltaics and Hydroponic Urban Farming Systems: A Circular Design Approach with the Multi-Objective Optimization of Energy, Light, Water and Structure. Sustainability, 17(2), 666. https://doi.org/10.3390/su17020666
Holistic Hygrothermal Performance Assessment of Emerging Timber Envelopes: Field Testing and Transient Building Simulations
Natalia Saavedra, Eugenia Gasparri, Alberto Sangiorgio, Aysu Kuru, Carlos Clement, Chen Tianyi, Arianna Brambilla
Saavedra N., Gasparri E., Sangiorgio A., Kuru A., Clement C., Chen T., Brambilla A. (2025). Holistic Hygrothermal Performance Assessment of Emerging Timber Envelopes: Field Testing and Transient Building Simulations. World Conference on Timber Engineering 2025: 4338-4346. https://doi.org/10.52202/080513-0533
Comparative Study of Unitised Curtain Wall and Unitised Timber Envelope Systems: Pathways to Reducing Embodied Carbon and Enhancing Circularity in Facade Design
Hamad Alabdulrazzaq, Arianna Brambilla, Chen Tianyi, Eugenia Gasparri
Alabdulrazzaq H., Brambilla A., Chen T., Gasparri E. (2025). Comparative Study of Unitised Curtain Wall and Unitised Timber Envelope Systems: Pathways to Reducing Embodied Carbon and Enhancing Circularity in Facade Design. World Conference on Timber Engineering 2025: 4591-4600. https://doi.org/10.52202/080513-0565
A novel design approach to prefabricated BIPV walls for multi-storey buildings
Chen Tianyi, Tai Kong Fai, Gavin Prasetyo Raharjo, Heng Chye Kiang, Leow Shin Woei
Chen T., Tai K. F., Raharjo G. P., Heng C. K., Leow S. W. (2023). A novel design approach to prefabricated BIPV walls for multi-storey buildings. Journal of Building Engineering, 63(A): 105469. https://doi.org/10.1016/j.jobe.2022.105469
Reimagining Building Façades: The Prefabricated Unitized BIPV Walls (PUBW) for High-Rises
Chen Tianyi, Heng Chye Kiang, Leow Shin Woei
Chen T., Heng C. K., Leow S. W. (2023). Reimagining Building Façades: The Prefabricated Unitized BIPV Walls (PUBW) for High-Rises. In C. Bedon, M. Kozlowski, M. Stepinac (Eds.), Façade Design - Challenges and Future Perspective. IntechOpen. DOI: 10.5772/intechopen.112878.
A Review of Building-Integrated Photovoltaics in Singapore: Status, Barriers, and Prospects
Chen Tianyi, An Yaning, Heng Chye Kiang
Chen T., An Y., Heng C. K. (2022). A Review of Building-Integrated Photovoltaics in Singapore: Status, Barriers, and Prospects. Sustainability, 14(16):10160. https://doi.org/10.3390/su141610160.
Analysis of the barriers to implementing building integrated photovoltaics in Singapore using an interpretive structural modelling approach
Chen Tianyi, Sun Huixuan, Tai Kong Fai, Heng Chye Kiang
Chen T., Sun H., Tai K. F., Heng C. K. (2022). Analysis of the barriers to implementing building integrated photovoltaics in Singapore using an interpretive structural modelling approach. Journal of Cleaner Production, 365: 132652. https://doi.org/10.1016/j.jclepro.2022.132652.
Urban Analytics Lab (UAL)
Walking the heat: why thermal walks matter for high resolution microclimate mapping
Ben Gottkehaskamp, Marcel Ignatius, J. Lim, Kunihiko Fujiwara, C. Hepf, Filip Biljecki, Clayton Miller
Gottkehaskamp, B.G., Ignatius, M., Lim, J., Fujiwara, K., Hepf, C., Biljecki, F. & Miller, C. (2025) Journal of Physics: Conference Series (International Conference CISBAT), 3140(8): 082001. https://doi.org/10.1088/1742-6596/3140/8/082001.
Drivers of day-night intra-surface urban heat island variations under local extreme heat: A case study of Singapore
Li Siyu, Filip Biljecki, Liu Pengyuan, Rudi Stouffs
Li, S., Biljecki, F., Liu, P. & Stouffs, R. (2025). Drivers of day-night intra-surface urban heat island variations under local extreme heat: A case study of Singapore. Sustainable Cities and Society, 135: 10700. https://doi.org/10.1016/j.scs.2025.107000.
Walking through green and grey: Exploring sequential exposure and multisensory environmental effects on psychological restoration
Cheng Sifan, Lei Binyu, Kunihiko Fujiwara, Clayton Miller, Filip Biljecki, Jeroen Van Ameijde
Cheng, S., Lei, B., Fujiwara, K., Miller, C., Biljecki, F. & van Ameijde, J. (2026). Walking through green and grey: Exploring sequential exposure and multisensory environmental effects on psychological restoration. Building and Environment, 287: 113748. https://doi.org/10.1016/j.buildenv.2025.113748.
Revealing building operating carbon dynamics for multiple cities
Winston Yap, Abraham Noah Wu, Clayton Miller, Filip Biljecki
Yap, W., Wu, A.N., Miller, C. & Biljecki, F. (2025). Revealing building operating carbon dynamics for multiple cities. Nature Sustainability 8(10): 1199-1210. https://doi.org/10.1038/s41893-025-01615-8.
Multi-objective optimization of food, energy and carbon for vertical agrivoltaic system on building façades
Lu Yijun, Tan Chun Liang, He Yang, Filip Biljecki, Stephen Tay En Rong, Lau Siu-Kit
Lu, Y., Tan, C. L., He, Y., Biljecki, F., Tay, S. E. R., & Lau, S. K. (2025). Multi-objective optimization of food, energy, and carbon for vertical agrivoltaic system on building façades. Energy and Buildings, 345: 116061. https://doi.org/10.1016/j.enbuild.2025.116061.
Thermal comfort in sight: Thermal affordance and its visual assessment for sustainable streetscape design
Yang Sijie, Adrian Chong, Liu Pengyuan, Filip Biljecki
Yang, S., Chong, A., Liu, P. & Biljecki, F. (2025). Thermal comfort in sight: Thermal affordance and its visual assessment for sustainable streetscape design. Building and Environment, 271:
112569. https://doi.org/10.1016/j.buildenv.2025.112569.
Developing the urban comfort index: Advancing liveability analytics with a multidimensional approach and explainable artificial intelligence
Lei Binyu, Liu Pengyuan, Liang Xiucheng, Yan Yingwei, Filip Biljecki
Lei, B., Liu, P., Liang, X., Yan, Y., Biljecki, F. (2025). Developing the urban comfort index: Advancing liveability analytics with a multidimensional approach and explainable artificial intelligence. Sustainable Cities and Society, 120: 106121. https://doi.org/10.1016/j.scs.2024.106121.
Urban Climate Design Lab (UCDL)
Physics-informed machine learning for mapping the heat mitigation potential of vegetation in Singapore
Liqing Zhang, Chao Yuan
Zhang, L., & Yuan, C. (2026). Physics-informed machine learning for mapping the heat mitigation potential of vegetation in Singapore. Sustainable Cities and Society, 142, 107317. https://doi.org/10.1016/j.scs.2026.107317