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 Energy, buildings, and lighting. Areas of special interest for this journal include, but are not limited to, the following:
Scopus (Elsevier)
EBSCO
Directory of Open Access Journals (DOAJ)
Architectural Periodicals Avery Index
CrossRef
RESEARCH ARTICLE
The significant energy consumption in educational spaces worldwide and its environmental impact greatly influence the quality of space, learning levels, and student comfort.
Journal of Daylighting 11 (2024) 372-389
RESEARCH ARTICLE
This research aims to support the choice of an appropriate dynamic louver shading system (DL-SS) within double-skin facade insulated glazed units (DSF-IGUs) as a high-performance integrated window system (DSF-IGUs/DL-SS) that meets both thermal and energy performance via daylight availability under a tropical climate.
Journal of Daylighting 11 (2024) 349-371
RESEARCH ARTICLE
Energy Optimization in building design field now has been revolutionized due to AI and machine learning applications. Leveraging daylight to reduce artificial lighting consumption holds promise for significant energy savings, yet the nonlinear nature of daylight patterns poses challenges in prediction and optimization.
Journal of Daylighting 11 (2024) 334-348
RESEARCH ARTICLE
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
Applications should be sent electronically at jd@solarlits.com.
Prof Hongfei Zheng
Beijing Institute of Technology, China
Dr Paola Sansoni
CNR-INO, Italy
Dr Arsenio Barbón
University of Oviedo, Spain
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
Prof. Nabil Elminshawy
Port Said University, Egypt
Dr Canan Kandilli
Usak University, Turkey
Dr Boon Han Lim
Universiti Tunku Abdul Rahman, Malaysia
Dr Susana Lagüela López
University of Vigo, Spain
Prof Francesco Asdrubali
University of Perugia, Italy
Prof. Yuehong Su
University of Nottingham, UK
Dr Ferdinando Salata
University of Rome, Italy
Prof. Barbara Szybinska Matusiak
NTNU, Norway
Dr. Peng XUE
Beijing University of Technology, China
Dr Karam M. Al-Obaidi
Sheffield Hallam University, UK
Dr Mohammed Salah Mayhoub
Al-Azhar University, Egypt
Dr Osama Mohamed Omar
Beirut Arab University, Lebanon
Dr Marina Bonomolo
University of Palermo, Italia
Omid Nematollahi
Isfahan University of Technology, South Korea
Alp Tural
Virginia Tech, USA
Dr Hui Shen
Texas A&M University-Kingsville, USA
Dr Hui Lv
Hubei University of Technology, China
Dr Ahmed A. Y. Freewan
Jordan University of Science and Technology, Jordan
Dr. Francesca Fragliasso
University of Naples Federico II, Italy
Prof. BANU MANAV
Kadir Has University, Turkey
Prof Jitka Mohelnikova
Brno University of Technology, Czech Republic
Dr Vincenzo Costanzo
University of Catania, Italy
Dr Petar Pejic
University of Niš, Serbia
RESEARCH ARTICLE
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
Current technological advancement and the requirement for sustainability-driven practices has birthed increased demands for accuracy in performance and assessment of energy consumption in the built environment.
Journal of Daylighting 8 (2021) 50-64
RESEARCH ARTICLE
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
Exposing oneself to outdoor daylight in the morning can be healthy and harmful at the same time, due to the risk of ultraviolet exposure. The presence of surrounding buildings in the urban context may also influence the risk.
Journal of Daylighting 7 (2020) 167-185
RESEARCH ARTICLE
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
This paper builds upon existing research into laser cut panels and aims to find new design-patterns that would improve daylighting conditions of existing rooms when applying the laser-cut panels on vertical windows.
Journal of Daylighting 6 (2019) 1-10
RESEARCH ARTICLE
Agricultural greenhouses are commonly built around cities to supply residents with agricultural products or green plants. With an increasing demand for plants’ growing environment, the temperature and illumination inside the greenhouses are counted especially during cold winter. .
Journal of Daylighting 8 (2021) 110-119
RESEARCH ARTICLE
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
REVIEW ARTICLE
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 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
RESEARCH ARTICLE
In this paper, a new solar distiller floating on ocean with cylindrical surface concentrator and vertical gap evaporator is proposed for solving the problem of freshwater shortage in islands.
Journal of Daylighting 8 (2021) 100-109
RESEARCH ARTICLE
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
Two-sided micro-structures on windowpanes have been developed for redirecting sunlight into the depth of rooms in order to improve daylighting. In a joint research project comprehensive sunlighting-systems for windows are developed, integrating micro-structures in triple-glass units.
Journal of Daylighting 6 (2019) 52-59
RESEARCH ARTICLE
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
It has been shown that in buildings with fully glazed facades designed to save electricity and increase daylight, overheating due to excessive solar gains and glare have become recurrent problems, affecting the quality of the indoor environment in office buildings.
Journal of Daylighting 7 (2020) 107-121
RESEARCH ARTICLE
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
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
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
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
SHORT COMMUNICATION
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
RESEARCH ARTICLE
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
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
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
RESEARCH ARTICLE
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
RESEARCH ARTICLE
This study was performed in outdoor conditions to quantify the level of influence on the electrical performance of the Multi-junction (MJ) solar cells.
Journal of Daylighting 7 (2020) 1-12