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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
    • 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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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RESEARCH ARTICLE

A Multi-objective Optimization of Window and Light Shelf Design

In office buildings, an efficient design of windows and using light shelves as a passive design strategy significantly influence the thermal and visual comfort of occupants while enhancing the productivity and health of users.

Journal of Daylighting 11 (2024) 55-68

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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Join our Editorial Board

Applications should be sent electronically at jd@solarlits.com.

Editorial Board

Prof. Nabil Elminshawy
Port Said University, Egypt

Prof. Yuehong Su
University of Nottingham, UK

Dr Arsenio Barbón
University of Oviedo, Spain

Prof Hongfei Zheng
Beijing Institute of Technology, China

Prof. Lambros T. Doulos
Hellenic Open University, Greece

Prof. Önder Güler
Istanbul Technical University, Türkiye

Dr Guiqiang Li
University of Science and Technology of China, China

Prof. Antonio Manuel Peña García
University of Granada, Spain

Dr Canan Kandilli
Usak University, Turkey

Dr Susana Lagüela López
University of Vigo, Spain

Prof Francesco Asdrubali
University of Perugia, Italy

Dr Paola Sansoni
CNR-INO, Italy

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

Dr Boon Han Lim
Universiti Tunku Abdul Rahman, Malaysia

Dr Rizki A. Mangkuto
Institut Teknologi Bandung, Indonesia

Dr Seyed Morteza Hosseini
Aalborg University, Denmark

Dr jian yao
Ningbo University, China

Prof. BANU MANAV
Kadir Has University, Turkey

Dr Mohammed Salah Mayhoub
Al-Azhar University, Egypt

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

Dr Lim Yaik Wah
Universiti Teknologi Malaysia, Malaysia

Dr. Peng XUE
Beijing University of Technology, China

Dr Hui Lv
Hubei University of Technology, China

Dr Hui Shen
Texas A&M University-Kingsville, USA

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

Dr Paula M. Esquivias
University of Granada, Spain

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

Prof Jitka Mohelnikova
Brno University of Technology, Czech Republic

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

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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

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RESEARCH ARTICLE

Lighting to Enhance Wayfinding for Thai Elderly Adults in Nursing

The main purpose of this study was to explore the effects of lighting and other environmental variables in terms of the colour, signage, and furnishings on the indoor wayfinding of Thai seniors in a nursing home.

Journal of Daylighting 7 (2020) 25-36

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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

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RESEARCH ARTICLE

Application of Micro-structured Sunlighting Systems in Different Climatic Zones

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

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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

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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RESEARCH ARTICLE

Daylighting as the Driving Force of the Design Process: from

This paper presents a study for the transformation of an industrial area in Turin, Italy. The area hosts two buildings (one of which appointed as listed) to be transformed into dwellings.

Journal of Daylighting 1 (2014) 36-55

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RESEARCH ARTICLE

Towards New Design of Laser Cut Acrylic Panels for Windows

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

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RESEARCH ARTICLE

Exploring the Impact of Natural Light Exposure on Sleep of

Studies among people with dementia demonstrated that the sleep quality and rhythm improves significantly when people are exposed to ambient bright light.

Journal of Daylighting 5 (2018) 14-20

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RESEARCH ARTICLE

The Role of Orosi’s Islamic Geometric Patterns in the

The form of the building facade significantly affects the amount of useful daylight admitted in the interior space. Striking a balance between the visual comforts of occupants and taking advantage of daylight is always a challenge and, therefore, investigating complex, geometric forms of Orosi patterns can be an effective way of improving visual comfort alongside the aesthetic aspects.

Journal of Daylighting 7 (2020) 201-221

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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

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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

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

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RESEARCH ARTICLE

Heliostats Daylighting System for Multi-floor Buildings

Daylighting has been considered as a major part of sustainable buildings for saving electric lighting and providing benefits such as, health, visual comfort, and productivity of the occupants.

Journal of Daylighting 2019 (2019) 202-209

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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

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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

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RESEARCH ARTICLE

Biomimetic Kinetic Shading Facade Inspired by Tree Morphology for Improving

Many recent studies in the field of the kinetic façade developed the grid-based modular forms through primary kinetic movements which are restricted in the simple shapes..

Journal of Daylighting 8 (2021) 65-85

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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

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RESEARCH ARTICLE

Outdoor Investigation of High Concentrator Photovoltaic Under Uniform and Non-

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

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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

Daylighting metrics: an approach to dynamic cubic illuminance

Advances in research work in the field of numerical analysis of daylight performance have generated in-depth knowledge on photometric measurements of daylight quality.

Journal of Daylighting 5 (2018) 34-42

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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

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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

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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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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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