HOMEJournal 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
- Energy systems
- Energy-efficient technologies
- Energy storage and applications
- Artificial intelligence in energy systems
- Photovoltaic cells and systems
- Building-integrated photovoltaics
- Solar thermal
- Buildings
- Architectural/Building engineering
- Smart buildings
- Building energy modeling
- Building physics
- Building envelopes
- Indoor environment quality
- Lighting
- Illumination optics
- Daylighting
- Artificial lighting
- Lighting simulation
- Lighting designs
- Luminaires
- Lighting metrology and light quality
- Lighting control
Abstracting & Indexing
Scopus (Elsevier)
EBSCO
Directory of Open Access Journals (DOAJ)
Architectural Periodicals Avery Index
CrossRef
RESEARCH ARTICLE
Investigation of the Effect of Parametric Patterned Façade and
Parametric design is one of the thriving contemporary architectural treatments that not only has an influence on the design of building envelopes but is capable of affecting the users physically and psychologically.
Journal of Daylighting 11 (2024) 312-333
RESEARCH ARTICLE
Analyzing Passive Design Retrofits using Pareto Front Optimization to Reduce
Buildings are one of the leading sources of carbon emissions in the world. Most of the carbon emissions are released during the operation phase of the building.
Journal of Daylighting 11 (2024) 290-311
RESEARCH ARTICLE
Tracker-less Sunlight Collection Apparatus, using an Array of Optical
The paper describes an array of optical cones as a potential configuration for tracker-less daylighting, without using an electro-mechanical tracker. Subsequently, a single optical cone is analyzed, mainly in terms of sunlight collection efficiency and acceptance angle, as a function of the cone's geometrical dimensions.
Journal of Daylighting 11 (2024) 279-289
RESEARCH ARTICLE
Analytical Study on Reducing the Heating Effects of Daylight and
Climate change is an environmental issue that is rapidly escalating due to the effects of global warming. The increase in carbon emissions, along with various human activities such as industrial processes, land use changes, and the reckless consumption of natural resources, are among the primary causes of global warming.
Journal of Daylighting 11 (2024) 268-278
RESEARCH ARTICLE
Optimising Daylighting Performance Through Side light with Passive Devise Design
Passive lighting design plays an important role in providing natural lighting to save electricity consumption in buildings. This study aims to investigate the performance of natural lighting and the potential of alternative designs through sidelights with 3 shading device models and light shelves with different sizes in north, west, east, and south orientations.
Journal of Daylighting 11 (2024) 247-267
RESEARCH ARTICLE
Daylight Enhancement Strategies Through Roof for Heritage Buildings
Enhancing daylighting in heritage buildings is a complex challenge that requires a delicate balance between preserving architectural integrity and improving visual comfort.
Journal of Daylighting 11 (2024) 234-246
RESEARCH ARTICLE
Investigation of daylight availability in university dining halls: A case
This study evaluates the availability of daylight inside a university’s dining halls over two days (one sunny and one cloudy) using light meters in real-life sittings. .
Journal of Daylighting 11 (2024) 216-233
RESEARCH ARTICLE
Energy efficiency in smart schools using renewable energy strategy
As smart schools increasingly rely on technology, achieving energy efficiency becomes crucial for cost reduction and sustainability. This study investigates energy efficiency strategies in smart schools, focusing on the integration of renewable energy technologies.
Journal of Daylighting 11 (2024) 203-215
RESEARCH ARTICLE
Synergistic Strategies: Comparing Energy Performance in Climate-Adaptive Building Envelopes
Climate change and improving building energy performance are significant contemporary concerns. Conversely, climate-adaptive building envelopes (CABEs) offer promising solutions to enhance structural performance amidst fluctuating environmental conditions.
Journal of Daylighting 11 (2024) 181-202
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
Performance of Shading Against West Glass Facades to Optimise Daylight,
In tropical urban areas, the vertical facades of buildings often play a crucial role in capturing solar radiation and heat, especially for office buildings facing west during the afternoon.
Journal of Daylighting 11 (2024) 131-148
RESEARCH ARTICLE
Designerly Approach to Design Responsive Façade for Occupant Visual
In recent years, attention has focused on improving the health and satisfaction of employees by enhancing visual comfort in workplaces. This involves providing adequate natural daylight, glare control, and outdoor views.
Journal of Daylighting 11 (2024) 149-164
RESEARCH ARTICLE
Geometry Optimization of Industry Buildings for Energy-Driven Design Development
Even though the manufacturing industry consumes roughly 54% of total available energy globally, little consideration has been devoted to optimizing energy in the early stages of industry design, particularly in densely populated cities.
Journal of Daylighting 11 (2024) 119-130
REVIEW ARTICLE
Exploring Methodological Considerations: A Literature Review on How Lighting Affects
The impacts of lighting conditions on human circadian rhythms, sleep quality, and cognitive performance have been extensively investigated in the past two decades; however, these studies have yielded inconclusive and variable outcomes.
Journal of Daylighting 11 (2024) 97-118
RESEARCH ARTICLE
Enhancing Visual Comfort and Energy Efficiency in Office Lighting Using
The number of desk workers who frequently conduct their jobs at home has increased dramatically during Covid-19. Work-from-home flexibility makes it attractive for workers and companies, resulting in a “Work-Style Reform” after the Covid-19 pandemic. Ho.
Journal of Daylighting 11 (2024) 69-96
RESEARCH ARTICLE
Solar Angle Model for Daylight Redirection in Prismatic Panel
An advanced complex fenestration system can utilize uniform daylight. Nonetheless, an inefficient design would increase solar heat gain and indoor temperatures, besides uneven light distribution that would cause the "cave effect.
Journal of Daylighting 9 (2022) 257-265
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
Daylighting Performance of Integrated Light Shelf with Horizontal Light Pipe
Tropical countries such as Malaysia receives a significant amount of daylight. The utilisation of this renewable resource in a high-rise office building leads to opportunities and challenges.
Journal of Daylighting 9 (2022) 83-96
RESEARCH ARTICLE
Design and Simulation of a Circadian Lighting Control System Using
This paper introduces a fuzzy logic-based circadian lighting control system using flexibility of Light-Emitting Diode (LED) lighting technology to synchronise artificial lighting with circadian (natural) lighting Correlated Colour Temperature (CCT) characteristics.
Journal of Daylighting 9 (2022) 64-82
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
A Daylight Assessment on Visual and Nonvisual Effects of Light
The contribution of daylight to a comfortable environment for occupants has been the subject of studies for years. Light shelves are known as daylight redirecting systems to enhance indoor daylight conditions.
Journal of Daylighting 9 (2022) 28-47
Join our Editorial Board
Applications should be sent electronically at jd@solarlits.com.
Editorial Board
Dr Ferdinando Salata
University of Rome, Italy
Dr Arsenio Barbón
University of Oviedo, Spain
Prof. Lambros T. Doulos
Hellenic Open University, Greece
Prof. Önder Güler
Istanbul Technical University, Türkiye
Prof. Barbara Szybinska Matusiak
NTNU, Norway
Dr Fabio Peron
IUAV University of Venice, Italy
Prof Francesco Asdrubali
University of Perugia, Italy
Dr Umberto Berardi
Ryerson University, canada
Prof. Nabil Elminshawy
Port Said University, Egypt
Prof. Antonio Manuel Peña García
University of Granada, Spain
Prof Laura Bellia
University of Naples Federico II, Italy
Prof Hongfei Zheng
Beijing Institute of Technology, China
Dr Canan Kandilli
Usak University, Turkey
Dr Boon Han Lim
Universiti Tunku Abdul Rahman, Malaysia
Dr Susana Lagüela López
University of Vigo, Spain
Dr Paula M. Esquivias
University of Granada, Spain
Prof Jitka Mohelnikova
Brno University of Technology, Czech Republic
Dr. Peng XUE
Beijing University of Technology, China
Dr Vincenzo Costanzo
University of Catania, Italy
Dr Lim Yaik Wah
Universiti Teknologi Malaysia, Malaysia
Dr Osama Mohamed Omar
Beirut Arab University, Lebanon
Dr. Feride Şener Yılmaz
Istanbul Technical University, Turkey
Wei Wang
Southeast University, 中国
Dr. Michele Rocca
University of Pisa, Italia
Dr Marina Bonomolo
University of Palermo, Italia
Dr Hui Lv
Hubei University of Technology, China
Dr Petar Pejic
University of Niš, Serbia
Omid Nematollahi
Isfahan University of Technology, South Korea
Dr. Francesca Fragliasso
University of Naples Federico II, Italy
Dr Doris Abigail Chi Pool
Universidad de las Américas Puebla, Mexico
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
RESEARCH ARTICLE
Design of a Multi-Surface Solar Concentrator
A multi-surface solar concentrator is proposed in this study. The concentrator is designed by improving the light receiving rate of a parabola when the incident angle changes within 0°~20° by adding involute, shifting the involute up, and changing the shape of the parabolic top. .
Journal of Daylighting 6 (2019) 176-186
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
RESEARCH ARTICLE
An Improvement to Calculation of Lighting Energy Requirement in the
Daylighting has a recognized potential for electric energy savings when is used as a complement for artificial lighting. This study reviews the comprehensive calculation method for lighting energy requirement in non-residential buildings introduced by the European Standard EN 15193: 2007 and investigates its feasibility in China.
Journal of Daylighting 1 (2014) 16-28
RESEARCH ARTICLE
Impact of Building Typology on Daylight Optimization Using Building Information
Daylight represents one of the crucial factors that affect directly on the building performance and its occupants. This study assesses the daylight performance in the multi-storey residential buildings (apartments) in Erbil city.
Journal of Daylighting 6 (2019) 187-201
RESEARCH ARTICLE
Optimal Window to Wall Ratio Ranges of Photovoltachromic Windows in
Windows are one of the weakest building components concerning high thermal losses. Traditional windows cannot adapt to external and internal environmental conditions.
Journal of Daylighting 8 (2021) 134-148
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
A Comprehensive Evaluation of Perforated Façades for Daylighting and
New design tools have enabled architects to explore complex geometries for building envelopes. Perforated Screens (PS) have gained popularity but their design is still intuitive, often focused on aesthetic and morphological criteria.
Journal of Daylighting 6 (2019) 97-111
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
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
REVIEW ARTICLE
Daylight Transport Systems for Buildings at High Latitudes
This paper is a literature study of daylight transport systems aiming at selecting the most appropriate ones for application at high latitudes. It is limited to the systems that transport light at a long distance from the façade and distribute it either in the building core or at a rear place in a room adjacent to the façade. .
Journal of Daylighting 6 (2019) 60-79
RESEARCH ARTICLE
Improving Daylight Availability in Heritage Buildings: A Case Study of
Refurbished heritage buildings usually lack in meeting the required standards defined for the new function especially when reused as educational buildings.
Journal of Daylighting 8 (2021) 120-133
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
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
RESEARCH ARTICLE
Solar shading in low energy office buildings - design strategy and
Moving towards passive house-level envelopes, zero-energy buildings, or zero-emission buildings, where the carbon footprints of the buildings are minimal, the performance of the transparent parts of the envelope is vital for ensuring a low energy demand and a desirable indoor environment.
Journal of Daylighting 4 (2017) 1-14
RESEARCH ARTICLE
Improvement of Optical Performances Using the Hybrid CPV
Hybrid Concentrated Photovoltaics (HCPVs) are systems in which additional low-cost silicone solar cells are added to take advantage of the power generated by the diffuse radiation lost when using only multi-junction cells that work only with direct radiation.
Journal of Daylighting 7 (2020) 238-245
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
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
RESEARCH ARTICLE
Optical Characteristics of Traditional Portuguese Azulejos: Mixing Colors to Obtain “
The need to reduce energy consumptions in buildings brings modern research to focus on the use of natural sources. In this context, the interest towards traditional architecture has been fueled, since one of the characteristics identifying it is the intuitive and intrinsic link between the building and the surrounding environment.
Journal of Daylighting 7 (2020) 273-281
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
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
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
Lighting Energy Saving with Light Pipe in Farm Animal Production
The Swedish animal production sector has potential for saving electric lighting of €4-9 million per year using efficient daylight utilisation. To demonstrate this, two light pipe systems, Velux® (house 1) and Solatube® (house 2), are installed in two identical pig houses to determine if the required light intensity, daylight autonomy (DA), and reduced electricity use for illumination can be achieved. In.
Journal of Daylighting 2 (2015) 21-31
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
Solar Energy Gain and Space-Heating Energy Supply Analyses for
A considerable effort is devoted to devising retrofit solutions for reducing space-heating energy in the domestic sector. Existing UK solid-wall dwellings, which have both heritage values and historic fabric, are being improved but yet they tend to have meagre thermal performance, partly, due to the heat-loss through glazings.
Journal of Daylighting 4 (2017) 15-25