Results 91 to 100 of about 15,115 (238)

Measurements of illuminance in simulated daylight photodynamic therapy

open access: yes, 2022
BACKGROUND: Simulated daylight photodynamic therapy (SDL‐PDT) is a new treatment alternative for actinic keratosis. The aim of this study was to show how the illuminance that reaches the target skin area during SDL‐PDT depends on the spatial positioning ...
Claeson, Magdalena,   +8 more
core   +1 more source

Realization of specific illuminance distributions of OLED lightings using inverted microlens films

open access: yesJournal of Information Display, 2018
The illuminance distribution of flat organic-light-emitting diode (OLED) lightings combined with inverted microlens arrays was investigated through both an experiment and simulation.
Jung-Gyun Lee, Junhee Park, Jae-Hyeon Ko
doaj   +1 more source

Multispectral Shared‐Aperture Metasurface With RF Wide‐Angle and Polarization Stability for Tri‐Band Transmission and High‐Fidelity Imaging

open access: yesNanophotonics, Volume 15, Issue 12, 25 June 2026.
This study presents a multispectral compatible metasurface that achieves high transmission across three radio frequency bands, high optical transparency, and high fidelity imaging capabilities through a two‐dimensional spatial combination strategy of synergistic and minimalist low‐duty‐cycle units.
He Lin   +8 more
wiley   +1 more source

Smart Closed‐Loop Systems in Personalized Healthcare: Advances and Outlook

open access: yesAdvanced Materials Technologies, Volume 11, Issue 12, 18 June 2026.
A smart closed‐loop e‐textile integrates multimodal sensing, onboard processing, wireless communication, and wearable power to enable real‐time physiological/biochemical monitoring and feedback‐controlled therapy. ABSTRACT Smart textiles represent a revolutionary frontier in healthcare, seamlessly blending fabric and advanced technologies to create ...
Safoora Khosravi   +12 more
wiley   +1 more source

Assessment of Interior General and Local Lighting in Carpet Weaving Workshops in Bijar City

open access: yesMuhandisī-i bihdāsht-i ḥirfah/ī, 2014
Background & Objectives : The comfort lighting in the workplace provides employees visual health which can improve safety, visual comfort and enhance performance and product quality.
Rostam Golmohamadi   +3 more
doaj  

Luminescence and Photochromism in Lanthanide‐Doped Hackmanites

open access: yesAdvanced Optical Materials, Volume 14, Issue 23, 19 June 2026.
Lanthanide‐doped lithium hackmanite derivatives are prepared utilizing a doped LiAlSiO4 precursor to modify luminescent and photochromic properties. Upon UV excitation, europium doping results in green Eu2+ persistent luminescence from shallow traps. Contrarily, samarium doping induces unusual near‐infrared photochromism.
Joshua Baggott   +7 more
wiley   +1 more source

Enhancing legibility in educational settings: Optimizing projection illuminance for varied indoor ambient illuminance

open access: yesHeliyon
Projectors are common display devices in the educational setting. However, dim projector lightbulbs or well-lit classrooms may cause blurriness in the projected image.
Zhengyin Gu   +8 more
doaj   +1 more source

Comparative Analysis of All-Sky Luminous Efficacy Models Based on Calculated and Measured Solar Radiation Data of Four Worldwide Cities

open access: yesInternational Journal of Photoenergy, 2018
Luminous efficacy model uses solar radiation data to generate illuminance data, and its performance also depends on the quality of solar radiation data.
Donghyun Seo
doaj   +1 more source

Pollination by long‐proboscid horseflies and its implications for reproductive isolation among coflowering Satyrium orchids in South Africa

open access: yesAmerican Journal of Botany, Volume 113, Issue 6, June 2026.
Abstract Premise Floral adaptations to pollinators can drive lineage diversification and promote coexistence of species. We investigated the reproductive biology of Satyrium longicolle, a South African orchid that we hypothesized to belong to a long‐proboscid horsefly pollination guild and examined overlap of pollinators and floral traits among ...
Steven D. Johnson   +3 more
wiley   +1 more source

Daylight Performance Evaluation of Parametric Facades Inspired by Kinetic Systems

open access: yesJournal of Architectural Sciences and Applications
Parametric facade models and daylight analyses have been performed. 4 different kinetic facade examples have been examined for parametric facade models The selected examples are; Penumbra – A Kinetic Daylighting and Shading System, One Ocean Thematic ...
Merve Savrunlu, Türkan İrgin Uzun
doaj   +1 more source

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