Results 31 to 40 of about 41,676 (242)

Spin Injection Of Exciton–Polaritons With Halide Perovskites At Room Temperature

open access: yesAdvanced Functional Materials, EarlyView.
A monolithic Tamm‐plasmon microcavity embedding a two‐dimensional halide perovskite enables room‐temperature spin injection of exciton‐polaritons under quasi‐resonant optical excitation. Polarization‐resolved spectroscopy reveals partial preservation of the injected spin in the lower polariton branch, while bare excitons remain fully depolarized.
Elena Sendarrubias Arias‐Camisón   +8 more
wiley   +1 more source

Optical characteristics of UV–VUV lamps on the electronic-vibrational transitions of the hydroxyl radical pumped by a nanosecond capacitive discharge

open access: yesHigh Voltage, 2017
This paper presents the results of a study of UV and VUV low-pressure lamp pumped by nanosecond capacitive discharge. This lamp works on the mixtures of helium and argon with water vapor (H(2)O) or ‘heavy’ water (D(2)O).
Alexandr Shuaibov, Roksolana Gritzak
doaj   +1 more source

Appearance Design Method of Smart Street Lamp Based on Kansei Engineering

open access: yesAdvances in Multimedia, 2022
In order to improve the scientificity of the appearance design of smart street lamps, this paper studies the appearance design method of smart street lamps combined with Kansei engineering so as to improve the appearance design effect of street lamps ...
Junchao Ge, Lipeng Wang
doaj   +1 more source

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

Salsovia: chronological landmarks [PDF]

open access: yesPeuce, 2012
This paper presents lamps and selected vessels from Mahmudia. The pieces discussed come both from recent excavations at the site of Salsovia and from a collection held by the village school.
Florin TOPOLEANU   +2 more
doaj  

Water Adsorption‐Induced Color Sensor: Insight Into the Sensing Mechanism and Interfacial Engineering for Improved Responsiveness

open access: yesAdvanced Functional Materials, EarlyView.
We report a unique color‐sensing phenomenon of a TiO2/SbSI:Sb2S3 device utilizing X‐ray absorption. Based on the revealed penetration and adsorption of water onto TiO2, we successfully improved the color response speed and sensitivity by incorporating a hydrophilic polymer interlayer, thereby opening up opportunities for photodetection applications ...
Tai Kobayashi   +9 more
wiley   +1 more source

A Study to Improve the Quality of Street Lighting in Spain

open access: yesEnergies, 2015
Street lighting has a big impact on the energy consumption of Spanish municipalities. To decrease this consumption, the Spanish government has developed two different regulations to improve energy savings and efficiency, and consequently, reduce ...
Alberto Gutierrez-Escolar   +5 more
doaj   +1 more source

Multimode Oxide‐Based Optoelectronic Memtransistor for In‐Sensor Vision Processing

open access: yesAdvanced Functional Materials, EarlyView.
A multimode optoelectronic memtransistor (OEMT) is demonstrated for vision explainable artificial intelligence (VXAI) hardware. By integrating optical sensing, electrical masking, and non‐volatile memory, the device enables key operations required for generating saliency information.
Min Gu Lee   +10 more
wiley   +1 more source

Firmalampen: an abundantly-produced lamp-type almost never used? Socio-economic elements to define a new framework to study these peculiar lighting devices [PDF]

open access: yesPeuce, 2020
Firmalampen, produced in enormous quantities in the Northern provinces of the Roman Empire, bear with them still many mysteries to be solved. The most important of these concerns the very few individuals which have ever been used, if compared to the ...
Laurent CHRZANOVSKI
doaj  

Harmonics of CF and LED lamps - Maximum Penetration Perspective on Power Quality in Distribution Systems

open access: yesJurnal Nasional Teknik Elektro, 2020
Global energy saving efforts have led to replacement of incandescent lamps with energy-efficient ones like light-emitting diode (LED) and compact fluorescent lamps (CFLs).
Francis Boafo Effah   +3 more
doaj   +1 more source

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