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Technology and R&D

Backed by 7 years of rigorous scientific research
Featured in the prestigious journal Science

Core Technology

i2Cool integrates materials science, optics and heat transfer principles to develop multi-component, multi-scale nanoparticle materials. This results in efficient solar reflectivity and mid-infrared emissivity, reducing heat absorption and promoting heat dissipation, achieving zero-energy cooling without electricity or refrigerants.

R&D

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World-Class R&D Team Led by Top Expert

The core R&D team is led by Ir Prof. Edwin Chi-Yan TSO, who is among the top 2% of leading scientists globally. Ir Prof. TSO serves as the Associate Dean (Internationalisation and Outreach) and Associate Professor at the School of Energy and Environment, City University of Hong Kong. The team consists of young scientists from diverse fields, bringing a wealth of expertise.

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City University of Hong Kong: A Hub of Innovation and Research

City University of Hong Kong is a renowned center of innovation and research. In 2022, the university ranked first in Hong Kong among the top 100 global universities with the most US patents granted. It has also consistently ranked first in Hong Kong for faculty paper citation rates according to the QS World University Rankings from 2017 to 2022. Furthermore, City University of Hong Kong is ranked 15th in the Times Higher Education (THE) Asia University Rankings 2024.

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Groundbreaking Technological Achievements

After 7 years of dedicated research, the R&D team has successfully transformed cutting-edge technology into commercial applications. They have achieved low-cost and highly optimized optical and thermal performance through a combination of polymers and inorganic particles. This breakthrough has resulted in an impressive 95% solar reflectivity and mid-infrared emissivity.

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Journal Publication

More than 80 journal papers published, covering a wide range of topics, including physics, the environment, materials science, and other fields.

Academic Exchange

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Hong Kong Education Bureau's Distinguished Lecture Series on Mathematical Modelling in Materials Science

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Academic Lecture at the School of Architecture, Tsinghua University

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Speech at 2023 International Conference on Advanced Materials and Engineering Materials, Bangkok

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Seminar on Sustainable Innovation in FutureFit Buildings at the Headquarters of the Hong Kong Institution of Engineers

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"Youth Academic Rixin Forum on Low-carbon Building Smart Window" Held by the Faculty of Architecture, Civil and Transportation Engineering, Beijing University of Technology

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Academic Exchange with the School of Materials Science and Engineering, Tianjin University

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Academic Exchange at the Institute of Refrigeration and Cryogenics, Shanghai Jiao Tong University

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Collaborative visit with China Architecture Design & Research Group

Frontier Research

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Thermochromic Smart Window

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Thermochromic Smart Window

The innovative thermochromic smart window, inspired by the design of medical masks, features excellent breathability, superior weather resistance, and low haze. It can dynamically adjust indoor radiant heat absorption to match the building's light and heat requirements, intelligently optimizing thermal load.

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Electricity-free Cooling Pavement Material

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Electricity-free Cooling Pavement Material

The electricity-free cooling pavement material surpasses traditional pavement materials with its reduced solar absorptivity and increased mid-infrared emissivity. Incorporating high-energy bandgap inorganic nanoparticles greatly enhances sunlight reflection, effectively lowering road surface temperatures and mitigating the urban heat island effect.

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Biodegradable Textile With Dual-mode Thermal Management Capability

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Biodegradable Textile With Dual-mode Thermal Management Capability

Utilizing biodegradable materials and thermochromic nanoparticles, the textile can autonomously regulate solar reflection and mid-infrared emission based on ambient temperature. This enables the textile to provide warmth in winter and coolness in summer, autonomously ensuring personal thermal comfort across seasons.

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