Results 11 to 20 of about 1,032,352 (300)
Feeling Safe in the Dark : Examining the Effect of Entrapment, Lighting Levels, and Gender on Feelings of Safety and Lighting Policy Acceptability [PDF]
, 2014 This research examined to what extent physical factors, notably lighting and entrapment (blocked escape), and individual factors, notably gender, affect feelings of safety and the acceptability of reduced lighting levels.
Appleton J. +10 more
core +3 more sources
IEEE Journal of the Electron Devices Society, 2021 We put forward a non-contact method for determining the transient two-dimensional (2D) temperature distribution of light emitting diodes (LEDs).
Guangheng Xiao +8 more
doaj +1 more source
IEEE Photonics Journal, 2012 In transparent organic light-emitting diodes (TOLEDs), the asymmetry in the optical paths causes difference between the bottom and top emitting lights, both in emissions and spectral distributions.
Jin Woo Huh +9 more
doaj +1 more source
Lattice modulation strategies for 2D material assisted epitaxial growth
Nano Convergence, 2023 As an emerging single crystals growth technique, the 2D-material-assisted epitaxy shows excellent advantages in flexible and transferable structure fabrication, dissimilar materials integration, and matter assembly, which offers opportunities for novel ...
Qi Chen +7 more
doaj +1 more source
IEEE Photonics Journal, 2014 In this work, efficiency droop of InGaN/GaN multiple-quantum-well LEDs with super wide well (WW) is discussed by comparing the external quantum efficiency (EQE) of GaN grown on sapphire and FS-GaN substrates.
Tongbo Wei +11 more
doaj +1 more source
Applied Sciences, 2023 Motor vehicle headlamps are the only light sources that create visibility conditions for the driver in nighttime non-urban traffic. Therefore, a suitable design of these lighting systems is of the highest relevance to allow the driver an early detection ...
Anil Erkan +6 more
doaj +1 more source
, 2012 zbMATH Open Web Interface contents unavailable due to conflicting licenses.
VILASI, SILVIA +3 more
openaire +6 more sources
Investigation of Isoelectronic Doping in p-GaN Based on the Thermal Quenching of UVL Band
IEEE Photonics Journal, 2016 In this paper, isoelectronic doping with indium (In) in p-GaN is investigated on the basis of the thermal quenching of ultraviolet luminescence (UVL) band.
Yang Huang +7 more
doaj +1 more source
Personalized Ambience: An Integration of Learning Model and Intelligent Lighting Control [PDF]
, 2016 The number of households and offices adopting automation system is on the rise. Although devices and actuators can be controlled through wireless transmission, they are mostly static with preset schedules, or at different times it requires human ...
Keoh, Sye Loong, Yin, Xiangwei
core +1 more source
Beyond technology and finance: pay-as-you-go sustainable energy access and theories of social change [PDF]
, 2015 Two-thirds of people in sub-Saharan Africa lack access to electricity, a precursor of poverty reduction and development. The international community has ambitious commitments in this regard, e.g. the UN's Sustainable Energy for All by 2030.
Alstone P +4 more
core +1 more source