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Journal of Daylighting

Journal of Daylighting is a peer-reviewed international journal devoted to investigations of daylighting in buildings. It is the leading journal that publishes original research on all aspects of solar energy, buildings, and lighting. Areas of special interest for this journal include, but are not limited to, the following:

  • Solar energy
    • Photovoltaic cells and systems
    • Building-integrated photovoltaics
    • Solar concentrator technology
    • Solar thermal
    • Solar energy applications
  • Buildings
    • Sustainable buildings
    • Energy efficient buildings
    • Building energy modeling
    • Building physics
    • Building envelopes
    • Indoor environment quality
  • Lighting
    • Daylighting
    • Artificial lighting
    • Lighting simulation
    • Lighting designs
    • Luminaires
    • Lighting metrology and light quality
    • Lighting control

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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

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RESEARCH ARTICLE

Sunlight-Daylight Signature: a Novel Concept to Assess Sunlight and

Daylighting and solar availability at urban scale has come to play a crucial role in the perception of discomfort conditions for people, both in outdoor and indoor spaces, and on the energy consumption of buildings.

Journal of Daylighting 10 (2023) 136-152

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RESEARCH ARTICLE

Ray Tracing Algorithm to Simulate Laser-Cut Panel Light-Redirecting

Daylighting simulation software is an important tool to improve the quality of building design and to improve the quality of the built environment. For its application to correspond to reality, its algorithm needs to reflect real behaviour in the best possible way.

Journal of Daylighting 10 (2023) 87-98

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RESEARCH ARTICLE

The Effects of Orientation and Width of Space Between Buildings

Excessive heat in the high-rise urban fabric has contributed to pedestrian and occupants' discomfort. Establishing wind circulation in space with an environmentally compatible and optimal configuration is necessary to improve comfort in this region.

Journal of Daylighting 10 (2023) 99-116

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RESEARCH ARTICLE

Evaluation of the Visual Comfort and Daylight Performance of the

The daylight in classrooms is a crucial aspect that affects the quality of the learning environment and the overall performance of the students. Visual arts, such as painting, sculpture, carving, textile design and photography, require specific lighting conditions, which are different from the regular classroom standards.

Journal of Daylighting 10 (2023) 117-135

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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

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RESEARCH ARTICLE

The Architectural Design of Building Façade Models Related to

Lighting control integrated with daylighting is recognized as an important and useful strategy in energy efficient building design. One of the right factors to reduce energy consumption for artificial lighting during the day is the maximum utilization of sunlight.

Journal of Daylighting 10 (2023) 60-71

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RESEARCH ARTICLE

Evaluation of Occupants’ Visual Perception in Day Lit Scenes: A

Daylight improves indoor environmental quality, the physical and mental health of occupants, and their efficiency. Research in the area of human-centric lighting that considers the visual and non-visual effects of light on human vision, have focused on examining human visual perception in response to a wide variety of lighting aspects.

Journal of Daylighting 10 (2023) 45-59

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RESEARCH ARTICLE

Impact of Window Design on Dynamic Daylight Performance in an

Window design affects the building's appearance. Besides, it has a significant impact on daylight performance and the visual comfort of interior spaces.

Journal of Daylighting 10 (2023) 31-44

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RESEARCH ARTICLE

Visual Comfort Assessment of Hospital Patient Rooms with Climate Responsive

As advanced technologies become prevalent, they are being used more widely in numerous fields. The building sector is not an exception. One of these cutting-edge technologies is responsive facades, which are used in buildings and have an undeniable effect on daylighting.

Journal of Daylighting 10 (2023) 17-30

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RESEARCH ARTICLE

Assessment of the Thermal Performance of Vertical Green Walls Using

Construction of multifunctional building envelopes using vertical greenery walls (VGW) has emerged as a sustainable green technology to improving cooling efficiency.

Journal of Daylighting 8 (2021) 294-312

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RESEARCH ARTICLE

Comparative Investigation of Daylight Glare Probability (DGP) Comfort Classes in

Glare is considered one of the most important variables to reach visual comfort and visual quality. It represents one of the fundamental barriers for an effective use of daylighting in buildings.

Journal of Daylighting 8 (2021) 284-293

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RESEARCH ARTICLE

Development of a Machine-Learning Framework for Overall Daylight and

Application of machine learning methods as an alternative for building simulation software has been progressive in recent years. This research is mainly focused on the assessment of machine learning algorithms in prediction of daylight and visual comfort metrics in the early design stages and providing a framework for the required analyses.

Journal of Daylighting 8 (2021) 270-283

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RESEARCH ARTICLE

Metamodeling of the Energy Consumption of Buildings with Daylight Harvesting –

Daylight harvesting is a well-known strategy to address building energy efficiency. However, few simplified tools can evaluate its dual impact on lighting and air conditioning energy consumption.

Journal of Daylighting 8 (2021) 255-269

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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

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RESEARCH ARTICLE

Improvement of Daylight Factor Model for Window Size Optimization and

Based on a new approach for the prediction of the Daylight Factor (DF), using existing empirical models, this research work presents an optimization of window size and daylight provided by the glazed apertures component for a building located in a hot and dry climate.

Journal of Daylighting 8 (2021) 204-221

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RESEARCH ARTICLE

Optimum Characteristics of Windows in an Office Building in Isfahan

Nowadays, the use of renewable energies has increased due to the energy crisis and subsequent environmental issues. The window design significantly affects energy consumption and natural light absorption regarding preventing visual discomfort and improving indoor quality with effective external features.

Journal of Daylighting 8 (2021) 222-238

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REVIEW ARTICLE

Daylight in Buildings and Visual Comfort Evaluation: the Advantages and

Exposure to daylight significantly affects the psychological well-being of occupants by diminishing headaches, eye tensions, or stress. Daylight penetration is a matter of collaboration between building façade and perimeter zones that can be controlled through façade design features. .

Journal of Daylighting 8 (2021) 181-203

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RESEARCH ARTICLE

The Effect of Fixed External Shading Devices on Daylighting and

Building shading devices can improve the thermal comfort in indoor environment, and also reduce cooling and heating energy consumption in dry and hot climate.

Journal of Daylighting 8 (2021) 165-180

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RESEARCH ARTICLE

A Combined Method for an Exhaustive Investigation of the Anidolic

Lighting quality in office environments is a broad concept that must be taken into account in the design stage to deliver comfortable spaces to reduce workers' stress.

Journal of Daylighting 8 (2021) 149-164

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Editorial Board

Prof Hongfei Zheng
Beijing Institute of Technology, China

Dr Arsenio Barbón
University of Oviedo, Spain

Prof. Önder Güler
Istanbul Technical University, Türkiye

Dr Susana Lagüela López
University of Vigo, Spain

Prof. Lambros T. Doulos
National Technical University of Athens, Greece

Prof. Yuehong Su
University of Nottingham, UK

Dr Valerio Roberto Maria Lo Verso
Politecnico di Torino (Polytechnic University of Turin), Italy

Prof. Nabil Elminshawy
Port Said University, Egypt

Dr Canan Kandilli
Usak University, Turkey

Dr Paola Sansoni
CNR-INO, Italy

Prof Francesco Asdrubali
University of Perugia, Italy

Dr Karam M. Al-Obaidi
Sheffield Hallam University, UK

Dr Marina Bonomolo
University of Palermo, Italia

Prof. BANU MANAV
Kadir Has University, Turkey

Dr Ahmed A. Y. Freewan
Jordan University of Science and Technology, Jordan

Dr jian yao
Ningbo University, China

Omid Nematollahi
Isfahan University of Technology, South Korea

Dr Paula M. Esquivias
University of Granada, Spain

Dr. Michele Rocca
University of Pisa, Italia

Dr Osama Mohamed Omar
Beirut Arab University, Lebanon

Dr. Francesco Nocera
Department of Civil Engineering and Architecture, University of Catania (ITALY), Italy

Dr Mohammed Salah Mayhoub
Al-Azhar University, Egypt

Dr Doris Abigail Chi Pool
Universidad de las Américas Puebla, Mexico

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RESEARCH ARTICLE

Optimization of Daylight Performance Based on Controllable Light-shelf Parameters

This study aims to achieve a balance of daylight availability in the work-plane environments of a fully glazed facade integrated with a light shelf system using an optimization procedure that can assist architects with assessing the daylighting performance of numerous design alternatives, and build-up the optimized design.

Journal of Daylighting 7 (2020) 122-136

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RESEARCH ARTICLE

Impact of Window Design on Dynamic Daylight Performance in an

Window design affects the building's appearance. Besides, it has a significant impact on daylight performance and the visual comfort of interior spaces.

Journal of Daylighting 10 (2023) 31-44

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RESEARCH ARTICLE

Maximizing the Performance of Laser Cut Panel by Interaction of

The interaction between different ceiling geometries with laser cut panels (LCPs) is investigated using real experiments and computer simulations to maximize the daylight performance of the LCP.

Journal of Daylighting 1 (2014) 29-35

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RESEARCH ARTICLE

Parametric Analysis of Architectural Elements on Daylight, Visual Comfort, and

The quality of visual comfort has always been an essential element considering human comfort. Providing visual comfort in a living environment reduces the need for artificial lighting, which subsequently has a direct relationship with energy consumptions and its expenses.

Journal of Daylighting 7 (2020) 57-72

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RESEARCH ARTICLE

Optical Characteristic Investigation on an Underwater Adjustable Focus Solar Concentrator

This paper presents an underwater adjustable focus solar concentrator, which is composed of a piece of transparent elastic membrane and a hollow cylindrical-like structure.

Journal of Daylighting 6 (2019) 169-175

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RESEARCH ARTICLE

A New Trend for Indoor Lighting Design Based on A

Most power system planners are interested in the savings of electrical power consumption. Various references demonstrate that the highest consumed power is by the lighting systems standing around 19% of worldwide energy consumption.

Journal of Daylighting 7 (2020) 137-153

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RESEARCH ARTICLE

Optimum Glazing Configurations for Visual Performance in Algerian Classrooms under

Daylight quality and quantity in Algerian schools show serious problems in ensuring visual comfort of students and teachers. Some problems are due to window design, which leads to excessive amount of sunlight penetration into the classrooms.

Journal of Daylighting 6 (2019) 11-22

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RESEARCH ARTICLE

Power Factor Correction of Compact Fluorescent and Tubular LED Lamps

Compact Fluorescent Lamps (CFLs) and Light-emitting Diode (LED) lamps have received wide acceptance in lighting applications during the last few years.

Journal of Daylighting 7 (2020) 73-83

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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

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SHORT COMMUNICATION

No-Greenery Line and Greenery-View Factor, New Architectural Design

The paper proposes a new tool for evaluation of the degree of visual contact with the outdoor greenery, the Greenery-View factor (GV), intended to be easy to grasp and simple to use.

Journal of Daylighting 7 (2020) 282-286

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RESEARCH ARTICLE

Photobioreactors as a Dynamic Shading System Conceived for an Outdoor

In the field of responsive shading systems, the use of photobioreactors (PBRs) containing microalgae seems to be a promising technology. Within this framework, this paper presents a case study where a PBR was specifically conceived as a shading system for an external workspace located on an open terrace of the State Library of Queensland (SLQ) in Brisbane.

Journal of Daylighting 6 (2019) 148-168

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RESEARCH ARTICLE

Evaluation of the Visual Comfort and Daylight Performance of the

The daylight in classrooms is a crucial aspect that affects the quality of the learning environment and the overall performance of the students. Visual arts, such as painting, sculpture, carving, textile design and photography, require specific lighting conditions, which are different from the regular classroom standards.

Journal of Daylighting 10 (2023) 117-135

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RESEARCH ARTICLE

Application of Different Circadian Lighting Metrics in a Health Residence

During the last three decades, various scientific researchers analysed the connection between natural elements and human life, both as far as well-being and productivity.

Journal of Daylighting 7 (2020) 13-24

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RESEARCH ARTICLE

A Field-validated Multi-objective Optimization of the Shape and

This study aims to determine the optimum size of windows based on the window-to-floor ratio (WFR) for the main cardinal directions in Hot-summer Mediterranean (Csa) and Dry Summer Continental (Dsa) climates (Köppen–Geiger classification system) by carrying out a multi-objective optimization that relies on three dynamic metrics of Useful Daylight Illuminance (UDI-a (autonomous)), Daylight Autonomy (DA), and Annual Sunlight Exposure (ASE1000,250) in Radiance version 5.1..

Journal of Daylighting 7 (2020) 222-237

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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

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RESEARCH ARTICLE

Ray Tracing Algorithm to Simulate Laser-Cut Panel Light-Redirecting

Daylighting simulation software is an important tool to improve the quality of building design and to improve the quality of the built environment. For its application to correspond to reality, its algorithm needs to reflect real behaviour in the best possible way.

Journal of Daylighting 10 (2023) 87-98

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RESEARCH ARTICLE

A Methodology to Link the Internal Heat Gains from Lighting

This paper critically discusses the procedure prescribed by the Italian Technical Standards to account for the internal gains in the calculation of the energy performance indices for a building.

Journal of Daylighting 1 (2014) 56-67

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RESEARCH ARTICLE

Daylight utilization with light pipe in farm animal production: a

Light pipes, which are complex optical systems, offer a passive way to bring daylight to deep buildings, such as agricultural buildings. However, the lack of reliable performance predictability methods for light pipes represents a major obstacle preventing their widespread use.

Journal of Daylighting 3 (2016) 1-11

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RESEARCH ARTICLE

Annual Performance Assessment of Complex Fenestration Systems in Sunny Climates

Complex Fenestration Systems (CFS) are advanced daylighting systems that are placed on the upper part of a window to improve the indoor daylight distribution within rooms.

Journal of Daylighting 2 (2015) 32-43

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RESEARCH ARTICLE

Economic and Energy Efficiency of Artificial Lighting Control Systems for

The aim of the research is to determine the economic and energy efficiency usage of the artificial lighting control systems, with the help of astronomical relays and motion sensors, by various types of light sources for the stairwells (stair landings and staircases) of multistory residential buildings.

Journal of Daylighting 7 (2020) 93-106

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