Identifying supportive daytime lighting characteristics for enhancing individuals’ psychophysiological wellbeing in windowless workshop in tropical Malaysia

Inappropriate architectural lighting exposures in workplaces are causing light-induced health and performance-related problems among healthy, urban individuals. This paper presents part one of an integrated tropical architectural lighting design framework for improving dayshift individuals’ psychoph...

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Main Authors: Sithravel, Ratnakala, Ibrahim, Rahinah
Format: Article
Language:English
Published: Sage Publications 2019
Online Access:http://psasir.upm.edu.my/id/eprint/80143/1/Identifying%20supportive%20daytime%20lighting%20characteristics%20for%20enhancing%20individuals%E2%80%99%20psychophysiological%20wellbeing%20in%20windowless%20workshop%20in%20tropical%20Malaysia.pdf
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author Sithravel, Ratnakala
Ibrahim, Rahinah
author_facet Sithravel, Ratnakala
Ibrahim, Rahinah
author_sort Sithravel, Ratnakala
collection UPM
description Inappropriate architectural lighting exposures in workplaces are causing light-induced health and performance-related problems among healthy, urban individuals. This paper presents part one of an integrated tropical architectural lighting design framework for improving dayshift individuals’ psychophysiological wellbeing in windowless workplace in Malaysia. The paper discusses five architectural lighting factors, namely intensity, spectrum, timing, duration, spatial distribution. The daytime lighting characteristics that influence individuals’ psychophysiological wellbeing indicators (IPWI) were analysed. Findings indicated a dearth of literature in the lighting characteristics to support IPWI in the tropics, as evidence was predominantly from seasonal climate contexts. This motivated a critical discussion on the lighting factors and recommendations of alternative design consideration for a tropical Asian context. Potential daytime architectural lighting characteristics likely to support dayshift IPWI in windowless workplace in tropical Malaysia were also recommended for further investigations. These recommendations in the framework are expected to facilitate healthier windowless workplace design in Malaysia.
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spelling upm.eprints-801432020-09-30T03:09:11Z http://psasir.upm.edu.my/id/eprint/80143/ Identifying supportive daytime lighting characteristics for enhancing individuals’ psychophysiological wellbeing in windowless workshop in tropical Malaysia Sithravel, Ratnakala Ibrahim, Rahinah Inappropriate architectural lighting exposures in workplaces are causing light-induced health and performance-related problems among healthy, urban individuals. This paper presents part one of an integrated tropical architectural lighting design framework for improving dayshift individuals’ psychophysiological wellbeing in windowless workplace in Malaysia. The paper discusses five architectural lighting factors, namely intensity, spectrum, timing, duration, spatial distribution. The daytime lighting characteristics that influence individuals’ psychophysiological wellbeing indicators (IPWI) were analysed. Findings indicated a dearth of literature in the lighting characteristics to support IPWI in the tropics, as evidence was predominantly from seasonal climate contexts. This motivated a critical discussion on the lighting factors and recommendations of alternative design consideration for a tropical Asian context. Potential daytime architectural lighting characteristics likely to support dayshift IPWI in windowless workplace in tropical Malaysia were also recommended for further investigations. These recommendations in the framework are expected to facilitate healthier windowless workplace design in Malaysia. Sage Publications 2019 Article PeerReviewed text en http://psasir.upm.edu.my/id/eprint/80143/1/Identifying%20supportive%20daytime%20lighting%20characteristics%20for%20enhancing%20individuals%E2%80%99%20psychophysiological%20wellbeing%20in%20windowless%20workshop%20in%20tropical%20Malaysia.pdf Sithravel, Ratnakala and Ibrahim, Rahinah (2019) Identifying supportive daytime lighting characteristics for enhancing individuals’ psychophysiological wellbeing in windowless workshop in tropical Malaysia. Indoor and Built Environment. ISSN 1420-326X; ESSN: 1423-0070 https://journals.sagepub.com/doi/abs/10.1177/1420326X19889656 10.1177/1420326X19889656
spellingShingle Sithravel, Ratnakala
Ibrahim, Rahinah
Identifying supportive daytime lighting characteristics for enhancing individuals’ psychophysiological wellbeing in windowless workshop in tropical Malaysia
title Identifying supportive daytime lighting characteristics for enhancing individuals’ psychophysiological wellbeing in windowless workshop in tropical Malaysia
title_full Identifying supportive daytime lighting characteristics for enhancing individuals’ psychophysiological wellbeing in windowless workshop in tropical Malaysia
title_fullStr Identifying supportive daytime lighting characteristics for enhancing individuals’ psychophysiological wellbeing in windowless workshop in tropical Malaysia
title_full_unstemmed Identifying supportive daytime lighting characteristics for enhancing individuals’ psychophysiological wellbeing in windowless workshop in tropical Malaysia
title_short Identifying supportive daytime lighting characteristics for enhancing individuals’ psychophysiological wellbeing in windowless workshop in tropical Malaysia
title_sort identifying supportive daytime lighting characteristics for enhancing individuals psychophysiological wellbeing in windowless workshop in tropical malaysia
url http://psasir.upm.edu.my/id/eprint/80143/1/Identifying%20supportive%20daytime%20lighting%20characteristics%20for%20enhancing%20individuals%E2%80%99%20psychophysiological%20wellbeing%20in%20windowless%20workshop%20in%20tropical%20Malaysia.pdf
work_keys_str_mv AT sithravelratnakala identifyingsupportivedaytimelightingcharacteristicsforenhancingindividualspsychophysiologicalwellbeinginwindowlessworkshopintropicalmalaysia
AT ibrahimrahinah identifyingsupportivedaytimelightingcharacteristicsforenhancingindividualspsychophysiologicalwellbeinginwindowlessworkshopintropicalmalaysia