HOMEJournal of Daylighting
Journal of Daylighting is an international journal devoted to investigations of daylighting in buildings. It is the leading journal that publishes original research on all aspects of solar energy and lighting. Areas of special interest for this journal include, but are not limited to, the following:
- Daylighting systems
- Lighting simulation
- Lighting designs
- Luminaires
- Lighting metrology and light quality
- Lighting control
- illumination
- Building physics - lighting
- Building energy modeling
- Energy efficient buildings
- Zero-energy buildings
- Indoor environment quality
- Sustainable solar energy systems
- Application of solar energy sources in buildings
- Photovoltaics systems
- Building-integrated photovoltaics
- Concentrator technology
- Concentrator photovoltaic
- Solar thermal
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
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
Illumination and Lighting Energy Use in an Office Room with
This paper describes a field study of the illumination and lighting energy use in a full-scale test office in a building located in southern Norway. Natural light is provided to the office via southwest-oriented windows and a horizontal light pipe (HLP) with a daylight entrance facing the south.
Journal of Daylighting 9 (2022) 209-227
RESEARCH ARTICLE
Evaluation of Daylight and Glare Quality of Office Spaces with
There has been an increasing awareness in recent years about the evaluation of daylight and glare quality in buildings. In the study, an office space with a flat and a dynamic shading system facade (triangular cell facade) is discussed in the province of Mardin, which is in a hot and arid climate zone.
Journal of Daylighting 9 (2022) 197-208
RESEARCH ARTICLE
Lighting Quality Self-assessment in Italian Home Offices
The spread of information technology and the improvement of telecommunicating systems have changed the way to conceive work. People performing typical office activities provided with a laptop and an internet connection can work in whatever place: a coffee house, a waiting room of a train station, an airport, or their own home.
Journal of Daylighting 9 (2022) 177-196
RESEARCH ARTICLE
Daylight Performance of the Modified Double Light Pipe (MDLP) Through
This paper focuses on the Modified Double Light Pipe (MDLP), an innovative daylighting system set up by the authors in the Laboratory of Technical Physics of the University “G. .
Journal of Daylighting 9 (2022) 164-176
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
The optimization of louvers shading devices and room orientation under
This paper presents parametric and multi-objective optimization (MOO) approach in optimizing daylight and energy consumption by incorporating louvres shading devices depicting three different sky conditions: Birmingham, UK, Jakarta, Indonesia, and Sydney, Australia.
Journal of Daylighting 9 (2022) 137-149
RESEARCH ARTICLE
Optimization of Daylighting Design Using Self-Shading Mechanism in Tropical
Despite its potential, daylighting strategies in school classrooms in the tropical climate regions is little explored in the literature. The use of two-sided or bilateral daylight opening, as well as the self-shading mechanism using sloped walls, are currently seen as potential strategies to achieve good daylighting in tropical buildings.
Journal of Daylighting 9 (2022) 117-136
RESEARCH ARTICLE
Impact of Different Shading Devices on Daylight Performance and Visual
Daylighting has become an essential feature in libraries since it can boost productivity, well-being, and energy savings. It is crucial to prevent discomfort glare irritation while maintaining the quality of view, and daylight demands.
Journal of Daylighting 9 (2022) 97-116
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
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
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
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
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
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
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
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
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
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
Editorial Board
Dr Boon Han Lim
Universiti Tunku Abdul Rahman, Malaysia
Prof Francesco Asdrubali
University of Perugia, Italy
Prof. Yuehong Su
University of Nottingham, UK
Dr Arsenio Barbón
University of Oviedo, Spain
Dr Canan Kandilli
Usak University, Turkey
Prof. Barbara Szybinska Matusiak
NTNU, Norway
Dr Umberto Berardi
Ryerson University, canada
Dr Paola Sansoni
CNR-INO, Italy
Prof Laura Bellia
University of Naples Federico II, Italy
Prof. Antonio Manuel Peña García
University of Granada, Spain
Dr Fabio Peron
IUAV University of Venice, Italy
Dr Guiqiang Li
University of Science and Technology of China, China
Dr Osama Mohamed Omar
Beirut Arab University, Lebanon
Dr. Francesca Fragliasso
University of Naples Federico II, Italy
Omid Nematollahi
Isfahan University of Technology, South Korea
Dr Doris Abigail Chi Pool
Universidad de las Américas Puebla, Mexico
Dr. Francesco Nocera
Department of Civil Engineering and Architecture, University of Catania (ITALY), Italy
Dr Mohammed Salah Mayhoub
Al-Azhar University, Egypt
Dr Hui Shen
Texas A&M University-Kingsville, USA
Dr. Feride Şener Yılmaz
EcoBEAM, Turkey
Dr Vincenzo Costanzo
University of Catania, Italy
Dr Karam M. Al-Obaidi
Sheffield Hallam University, UK
Dr jian yao
Ningbo University, China
Dr Marina Bonomolo
University of Palermo, Italia
RESEARCH ARTICLE
Experimental Analysis of the Performance of Light Shelves in Different
Daylight plays a significant role in achieving energy saving and comfort in buildings. It is in accordance with the human circadian rhythms and allows the best visual conditions in work environments and residential buildings.
Journal of Daylighting 7 (2020) 37-56
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
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
RESEARCH ARTICLE
Impact of Furniture Layout on Indoor Daylighting Performance in Existing
Currently, home-based computing workspaces have developed substantially all over the world, especially in Malaysia. This growing trend attracts computer workers to run a business from their residential units.
Journal of Daylighting 5 (2018) 1-13
RESEARCH ARTICLE
Experimental Investigation of Overall Energy Performance in Algerian Office Building
Building integrated photovoltaic (BIPV) energy has now become one of the most significant renewable energy alternatives for providing natural daylight and clean energy.
Journal of Daylighting 6 (2019) 23-41
RESEARCH ARTICLE
The Effect of Sky View Factor on Air temperature in
Urban geometry is defined by the height, length, width, and distance of buildings, which affect the urban environment and its microclimate, especially a high-rise and high-density urban environment, such as Tehran.
Journal of Daylighting 6 (2019) 42-51
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
RESEARCH ARTICLE
Simulation of Daylighting Conditions in a Virtual Underground City
From the Piranesi fantastic architectures to the animation movies and video games of the last thirty years, a new design approach has been introduced and developed: the design of the virtual space.
Journal of Daylighting 2 (2015) 1-11
RESEARCH ARTICLE
Appraisal of the visual environment in an industrial factory: a
The physiological and psychological benefits of daylighting for office occupants have been well explored. Current research usually focuses on visual comfort in office buildings.
Journal of Daylighting 3 (2016) 12-26
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
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
Thermographic Mobile Mapping of Urban Environment for Lighting and Energy
The generation of 3D models of buildings has been proved as a useful procedure for multiple applications related to energy, from energy rehabilitation management to design of heating systems, analysis of solar contribution to both heating and lighting of buildings.
Journal of Daylighting 1 (2014) 8-15
RESEARCH ARTICLE
Acrylic Panels Applications as Building Materials and Daylighting Devices
Enormous studies have been conducted to enhance the daylighting utilization in buildings either by direct lighting techniques, lighting reflection systems, lighting transporting systems, or by light tracking systems.
Journal of Daylighting 7 (2020) 258-272
RESEARCH ARTICLE
Phasor Method to Estimate Illuminances Due to Parallel Arrays of
Direct horizontal illuminance along a calculation row due to two parallel arrays of large numbers of identical light sources behaves like a periodic signal with a sinusoidal pattern, which contains useful information for design purpose.
Journal of Daylighting 7 (2020) 246-257
RESEARCH ARTICLE
Evaluation of Daylight Availability for Energy Savings
Dynamic daylight simulations are very useful instruments in daylighting design process. They allow an in depth analysis of indoor daylight availability levels and define if they are adequate to perform a particular visual task.
Journal of Daylighting 2 (2015) 12-20
RESEARCH ARTICLE
Design and optical evaluation of a novel asymmetric lens-walled
Solar concentrating system is an effective way of combing solar energy with the building to satisfy the needs besides of electricity and hot water, also includes building heating, refrigeration, dehumidification, which require higher quality heat source.
Journal of Daylighting 4 (2017) 26-37
RESEARCH ARTICLE
Energy Saving Generated Through Automatic Lighting Control Systems According to
The standard EN 15193-1:2017 “Energy performance of buildings - Energy requirements for lighting” introduced a detailed method to calculate the energy demand for lighting in buildings. Th.
Journal of Daylighting 6 (2019) 131-147
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
RESEARCH ARTICLE
Daylight Distribution Improvement Using Automated Prismatic Louvre
Louvre is a common type of shading devices and has been increasingly used in office buildings. Meanwhile, some reflective types of louvre have been used to provide shade and to redirect daylight deep into buildings interior simultaneously.
Journal of Daylighting 7 (2020) 84-92
RESEARCH ARTICLE
Effective Use of Daylight in Office Rooms
The rational use of daylight can significantly reduce the cost of electricity for artificial lighting. This research aims at investigating the parameters of translucent structures of building envelope, and the value of daylight factor, for which maximum efficiency of daylight usage is achieved in office rooms.
Journal of Daylighting 7 (2020) 154-166