Dr Irfan Ullah

Brief Bio

Dr Irfan Ullah is currently employed at the Applied Science and Technology Research Institute, Hong Kong. Prior to this, he held several positions at the University of Management and Technology, including Chairman, Associate Professor, Assistant Professor, and Director Projects in the Department of Electrical Engineering. He also worked as a post-doctoral fellow at the National Taiwan University of Science and Technology (NTUST) in Taipei, Taiwan, and was a visiting research scholar at the Lucerne University of Applied Sciences and Arts (Hochschule Luzern) in Horw, Switzerland. In addition to his professional roles, Dr Irfan founded the Journal of Daylighting in 2014, which is now Scopus indexed and has a CiteScore of 3.5. He has also authored over 45 research articles in various international journals and conferences. In addition, he is the guest-editor/review-editor of several international journals.

Research areas

• Optical systems
• Emerging sensing
• Illumination

Affiliations

Hong Kong Applied Science and Technology Research Institute, Hong Kong
Ma On Shan, Sha Tin, Hong Kong
Email: irfan@solarlits.com
Tel: (852) 9351 2064
Website: https://solarlits.com/

Publications

The Energy Saving Potential in an Office Building Using Louvers in Mid-Latitude Climate Conditions
Journal: Buildings
Published: 2024

Nonimaging High Concentrating Photovoltaic System Using Trough
Journal: Energies
Published: 2023

Optical Developments in Concentrator Photovoltaic Systems—A Review
Journal: Sustainability
Published: 2023

Optical Design of Centered-receiver Trough-based CPV System
Journal: Journal of Photonics for Energy
Published: 2021

Fiber-based daylighting system using trough collector for uniform illumination
Journal: Solar Energy
Published: 2020

Heliostats Daylighting System for Multi-floor Buildings
Journal: Journal of Daylighting
Published: 2019

Optical Modeling of Two-stage Concentrator Photovoltaic System Using Parabolic Trough
Journal: Journal of Photonics for Energy
Published: 2019

Analysis of a Novel Design of Uniformly Illumination for Fresnel Lens-based Optical Fiber Daylighting System
Journal: Energy and Buildings
Published: 2017

Development of Optical Fiber-Based Daylighting System and Its Comparison
Journal: Energies
Published: 2015

Freeform Microstructure Linear Light Emitter Design for Nature Light Illumination System
Journal: Applied Optics
Published: 2015

An innovative light collimator with Afocal lens and TIR lens for daylighting system
Journal: Applied Optics
Published: 2015

Highly Concentrated Optical Fiber-Based Daylighting Systems for Multi-Floor Office Buildings
Journal: Energy and Buildings
Published: 2014

Development of Fresnel-based Concentrated Photovoltaic (CPV) System with Uniform irradiance
Journal: Journal of Daylighting
Published: 2014

Development of Optical Fiber-based Daylighting System with Uniform Illumination
Journal: Journal of the Optical Society of Korea
Published: 2012