HOMEJournal of Daylighting
An international journal devoted to investigations of daylighting in buildings. It is the leading journal that publishes original research on all aspects of Energy, buildings, and lighting.
Newest Articles
RESEARCH ARTICLE
Optimising Daylight Performance in Healthcare Buildings with a Computational Framework
Daylight has a direct impact on patient comfort and building energy consumption in healthcare facilities. It is essential to design healthcare facilities using strategies that prioritise individual health and account for time constraints, in line with the European Union Sustainable Development Goals...
Journal of Daylighting 13 (2026) 333-346
RESEARCH ARTICLE
Optimizing Horizontal Shading Devices for Daylight Performance and Energy Efficiency
This study optimizes horizontal shading devices for south-facing office façades in Kathmandu to balance daylight, energy, and visual comfort under current and future climates....
Journal of Daylighting 13 (2026) 315-332
RESEARCH ARTICLE
Improving Renewable Energy Forecasting through Integrated Analysis of Solar and
This study investigates the application of machine learning, deep learning, and hybrid approaches for predicting solar radiation and meteorological variables...
Journal of Daylighting 13 (2026) 300-314
RESEARCH ARTICLE
Closed-Form Analytical Formulation of Lighting Design Objectives Procedure in
Mean room surface exitance (MRSE), which indicates the amount of ambient illuminance in a room, is an important parameter in contemporary lighting design objectives (LiDOs) procedures...
Journal of Daylighting 13 (2026) 285-299
RESEARCH ARTICLE
Improvement of Indoor Daylight Collecting System with Dual-Angled Circular
This study investigates the use of daylight as a primary source of illumination, given its contribution to reduced energy consumption and enhanced visual comfort in indoor environments...
Journal of Daylighting 13 (2026) 273-284
RESEARCH ARTICLE
Effects of Window Design on Natural Ventilation and Daylighting in
Single-sided computer labs face challenges in achieving adequate natural ventilation and balanced daylighting, particularly in hot-arid climates. This study examines the effects of window-to-wall ratio (WWR) and window placement on ventilation and daylighting performance using an integrated simulation framework...
Journal of Daylighting 13 (2026) 253-272
RESEARCH ARTICLE
Horizontal Light Pipe System for Daylight Optimization in Deep-Plan
Deep-plan spaces, such as a library reading area, typically suffer from poor daylight penetration to the core, which reduces visual comfort and increases dependence on artificial lighting...
Journal of Daylighting 13 (2026) 227-252
RESEARCH ARTICLE
Biotic Shading for Better Light Environment
Tropical climates with partially cloudy skies are characterized by high luminance on the glass façades of high-rise buildings, which is a significant challenge as it causes glare and eyestrain among workers....
Journal of Daylighting 13 (2026) 214-226
RESEARCH ARTICLE
Adopting Generative Artificial Intelligence in Daylighting Design Process
Generative Artificial Intelligence (GenAI) is increasingly adopted in architectural design and widely investigated in the research field. However, several limitations hinder its broader integration into design processes...
Journal of Daylighting 13 (2026) 196-213
RESEARCH ARTICLE
Window Orientation, Glare, and Visual Comfort in Offices
This study explores the relationship between glare and visual comfort in office environments in relation to daylight conditions in office spaces. The research combines three approaches: field measurements of illumination, user surveys to assess visual comfort, and 3D daylight simulations using Rhino and DIVA software, which studied 21 participants (13 men and 8 women) working in 14 office rooms with window orientations...
Journal of Daylighting 13 (2026) 167-195
RESEARCH ARTICLE
Impact of Building Height and Window Configurations on Ventilation Performance
Institutional kitchens often experience inadequate thermal comfort and indoor air quality (IAQ) due to intense heat generation and pollutant emissions from cooking activities, increasing workers’ exposure to heat stress and related health risks. ...
Journal of Daylighting 13 (2026) 143-166
RESEARCH ARTICLE
Achieving Zero-Energy Housing in Afghanistan: an Integrated Life-Cycle
The residential building sector in Afghanistan (AFG) is a significant contributor to energy consumption and greenhouse gas (GHG) emissions, exacerbated by non-adherence to architectural standards and a critical lack of localized energy-efficiency (EE) research...
Journal of Daylighting 13 (2026) 124-142
RESEARCH ARTICLE
Architectural Factors Affecting Illumination in Swedish Dairy Barns: Insights from
Illumination of dairy barns impacts animal health, milk production, and building energy efficiency. The aim of this study was to assess the existing daylighting and electric lighting conditions of dairy barns located in Southern Sweden...
Journal of Daylighting 13 (2026) 108-123
RESEARCH ARTICLE
Evaluating Daylighting Gains from Window Geometry Reconfiguration in a Classroom
Daylighting is a key aspect of educational building design, supporting both visual comfort and energy efficiency. However, design practice often reduces the role of windows to aperture ratios, with limited attention to the influence of window geometry on daylight performance...
Journal of Daylighting 13 (2026) 97-107
RESEARCH ARTICLE
Sequential Multi-Objective Optimization and Post-optimization Sensitivity Analysis of
Global climate action necessitates the optimization of building envelopes during early design to enhance energy efficiency and occupant comfort. Exterior light shelves are a critical passive strategy for improving thermal and visual comfort while simultaneously reducing energy consumption...
Journal of Daylighting 13 (2026) 76-96
REVIEW ARTICLE
Daylight Enhancement Strategies for Historic Buildings: A Critical Review of
With the growing urgency to reduce carbon emissions in the built environment, enhancing daylight availability in historic buildings has become a critical and challenging task due to the required balance between environmental sustainability objectives and cultural heritage conservation principles...
Journal of Daylighting 13 (2026) 57-75
RESEARCH ARTICLE
Optimizing Window-to-Floor Ratio and Glazing for Daylight and
In tropical climates, where cooling loads dominate building energy use, minimizing cooling demand is particularly critical for achieving carbon neutrality in educational buildings while maintaining adequate daylight and visual comfort...
Journal of Daylighting 13 (2026) 44-56
RESEARCH ARTICLE
Comparative Analysis of Daylight and Visual Quality Across School Plan
Designing daylight-based spaces has gained increasing attention due to its numerous benefits and alignment with global sustainability standards. However, limited research has focused on how architectural layouts affect daylight distribution and visual quality, particularly in educational environments...
Journal of Daylighting 13 (2026) 20-43
RESEARCH ARTICLE
Effects of Urban Obstructions on Spatial Daylight Autonomy (sDA) and
The limited research on obstruction-driven daylight reduction continues to hinder efforts to optimize natural daylight in compact mid-rise residential buildings...
Journal of Daylighting 13 (2026) 1-19
RESEARCH ARTICLE
Integration of light well through generative design to achieve optimal
A case of urban densification in heritage towns like Pondicherry has led to deep-plan wall to wall layouts, where the depth of the plot is considerably more than its width and multi-storey buildings with limited access to day light and natural ventilation...
Journal of Daylighting 12 (2025) 548-560
Join our Editorial Board
CVs should be submitted electronically to jd@solarlits.com.
Editorial Board
Dr Susana Lagüela López
University of Vigo, Spain
Prof. Önder Güler
Istanbul Technical University, Türkiye
Dr Arsenio Barbón
University of Oviedo, Spain
Dr Boon Han Lim
Universiti Tunku Abdul Rahman, Malaysia
Prof. Nabil Elminshawy
Port Said University, Egypt
Prof Hongfei Zheng
Beijing Institute of Technology, China
Prof Laura Bellia
University of Naples Federico II, Italy
Prof. Yuehong Su
University of Nottingham, UK
Dr Paola Sansoni
CNR-INO, Italy
Dr Guiqiang Li
University of Science and Technology of China, China
Dr Canan Kandilli
Usak University, Turkey
Prof. Barbara Szybinska Matusiak
NTNU, Norway
Dr Fabio Peron
IUAV University of Venice, Italy
Dr. Kacem Gairaa
center for renewable energy development, Algeria
Prof Francesco Asdrubali
University of Perugia, Italy
Dr. Ali Ahmed Salem Bahdad
University of Prince Mugrin (UPM), Saudi Arabia
Dr Karam M. Al-Obaidi
Sheffield Hallam University, UK
Prof Jitka Mohelnikova
Brno University of Technology, Czech Republic
Dr. Francesca Fragliasso
University of Naples Federico II, Italy
Dr Petar Pejic
University of Niš, Serbia
Dr Mohammed Salah Mayhoub
Al-Azhar University, Egypt
Prof. BANU MANAV
Kadir Has University, Turkey
Dr. Peng XUE
Beijing University of Technology, China
Prof. Faris Ali Mustafa
Salahaddin University - Erbil, Iraq
Dr Vincenzo Costanzo
University of Catania, Italy
Dr Hui Lv
Hubei University of Technology, China
Dr Osama Mohamed Omar
University of Bahrain , Bahrain
Dr Hui Shen
Texas A&M University-Kingsville, USA
Dr. Michele Rocca
University of Pisa, Italia
Dr Rizki A. Mangkuto
Institut Teknologi Bandung, Indonesia
Featured Articles from Past Issues
RESEARCH ARTICLE
Design Adjustments For Daylighting and Visual Comfort in a Classroom
This paper evaluates how design adjustments applied to roller shades and louvres (namely the height of the shadings head and the angles of the louvre slats) can improve their annual and spatial effectiveness to provide autonomous daylight levels, reduce daylight glare problems, and offer views outside.
Journal of Daylighting 11 (2024) 165-180
RESEARCH ARTICLE
Automatic vs Manual Control Strategy for Window Blinds and Ceiling
A case study to evaluate the occupants' satisfaction in relation to two different control strategies (fully automatic and manual) for blind and ceiling lights use in cell offices was carried on in Trondheim, Norway.
Journal of Daylighting 6 (2019) 112-123
REVIEW ARTICLE
Alerting Effect of Light: A Review of Daytime Studies
Light affects humans beyond only image formation. Several studies have reported that light can increase daytime alertness and can therefore be positively utilized to counter daytime fatigue and increase productivity in workspaces.
Journal of Daylighting 9 (2022) 150-163
RESEARCH ARTICLE
An Investigation-Based Optimization Framework of Thermal Comfort Analysis in
Optimization becomes more valuable when the optimal variables decision can consider sensitivity analysis. To get optimum results quickly, this study established a synthetic sensitivity analysis and multi-objective optimization approach, which is combined with an energy simulation framework characterized by parallel processing.
Journal of Daylighting 9 (2022) 48-63
RESEARCH ARTICLE
Design Optimization of the Skylight for Daylighting and Energy Performance
In terms of sustainable design, lateral windows and skylights are important. Daylighting has become a vital component in office buildings because it increases occupants' productivity, well-being, and energy savings via windows and skylights.
Journal of Daylighting 10 (2023) 72-86
RESEARCH ARTICLE
Experimental Analysis on a 1:2 Scale Model of the
This paper is focused on the daylighting system named Modified Double Light Pipe (MDLP) designed by the authors as an evolution of the Double Light Pipe to eliminate the drawbacks due to its encumbrance and the high luminance of its upper portion.
Journal of Daylighting 9 (2022) 228-241
RESEARCH ARTICLE
A Survey on Daylighting Education in Italian Universities. Knowledge of
Daylighting is a strategic topic to achieve sustainable buildings, so it is more and more imperative that it is implemented in architecture curricula to prepare a new generation of daylighting-oriented practitioners.
Journal of Daylighting 8 (2021) 36-49
RESEARCH ARTICLE
Quantitative Investigation Through Climate-based Daylight Metrics of Visual Comfort
There are several alternatives to passive strategies in the early stages of the design process including orientation, window to wall ratio, shading device, material and colour that affect occupants’ visual comfort. .
Journal of Daylighting 5 (2018) 21-33
RESEARCH ARTICLE
Investigation of Ventilation Performance to Improve the Indoor Air Quality
Indoor Air Quality (IAQ) is a significant health determinant in the building environment. Ventilation plays a significant role in providing comfortable working conditions and securing contaminant removal from indoor spaces.
Journal of Daylighting 11 (2024) 39-54
REVIEW ARTICLE
A Review on Solar Concentrators with Multi-surface and Multi-
Solar concentrator always plays an important role in solar energy collection as it could enhance the energy density effectively. Various structures of solar concentrators have been researched in recent years, among which multi-surface (MS) and multi-element (ME) combinations are the two typical structures.
Journal of Daylighting 6 (2019) 80-96
RESEARCH ARTICLE
A Novel Approach to Multi-Apertures and Multi-Aspects Ratio
Daylightophil architecture concept is one of the most significant ways to reduce the electrical load consumption in building sector. In deep-plan buildings, or windowless buildings, advanced light transmission systems are used to compensate lighting demands in high-performance architecture theory.
Journal of Daylighting 7 (2020) 186-200
RESEARCH ARTICLE
Analysing the Daylighting Performance of the Main Prayer-hall in
This paper studies the daylighting quality of the indoor prayer-hall in The Great Upper Mosque of Hama city in Syria, highlighting this distinctive historical converted building that has been functioning as a mosque since the entry of Islam in the 6th century AD.
Journal of Daylighting 10 (2023) 153-172
RESEARCH ARTICLE
The Significance of Aperture Proportion for the Lighting Behaviour and
Traditional solar screens in Iran (called Moshabak) are architectural devices used mainly in hot-arid regions, with two interrelated functions: controlling the penetration of sunlight and gaze from outside.
Journal of Daylighting 9 (2022) 242-256
RESEARCH ARTICLE
Measurement, Simulation, and Quantification of Lighting-Space Flicker Risk Levels
Building owners are transitioning towards a smart lighting solution for illumination purposes. LED (Light Emitting Diode) lighting application has become a norm given its high efficacy and energy efficiencies.
Journal of Daylighting 8 (2021) 239-254