Results 31 to 40 of about 12,603,366 (384)

Rapid inactivation of SARS-CoV-2 with deep-UV LED irradiation

bioRxiv, 2020
The spread of novel coronavirus disease 2019 (COVID-19) infections worldwide has raised concerns about the prevention and control of SARS-CoV-2. Devices that rapidly inactivate viruses can reduce the chance of infection through aerosols and contact ...
H. Inagaki, Akatsuki Saito, H. Sugiyama, T. Okabayashi, S. Fujimoto   +4 more
semanticscholar   +1 more source

A Radiation Imaging Detector Made by Postprocessing a Standard CMOS Chip [PDF]

, 2008
An unpackaged microchip is used as the sensing element in a miniaturized gaseous proportional chamber. Thisletter reports on the fabrication and performance of a complete radiation imaging detector based on this principle.
Blanco Carballo, V.M., Chefdeville, M.A., Fransen, Martin, Melai, J., Salm, Cora, Schmitz, Jurriaan, Timmermans, J., Timmermans, Jan, van der Graaf, Harry   +8 more
core   +2 more sources

From physics to fixtures to food: current and potential LED efficacy

Horticulture Research, 2020
Overview Light-emitting diodes (LEDs) have enabled a historic increase in the conversion of electric energy to photons, but this is approaching a physical limit.
Paul Kusuma, P. Pattison, Bruce Bugbee
semanticscholar   +1 more source

Electron mobility in surface- and buried- channel flatband In_0.53Ga_0.47As MOSFETs with ALD Al₂O₃ gate dielectric. [PDF]

, 2011
In this paper, we investigate the scaling potential of flatband III-V MOSFETs by comparing the mobility of surface and buried In_0.53Ga_0.47As channel devices employing an Atomic Layer Deposited (ALD) Al<sub&
Ahn, J., Asenova, A., Bentley, S., Holland, M., Ignatova, O., Li, X., Macintyre, D., McIntyre, P.C., Paterson, G., Shin, B., Thayne, I., Thoms, S., Zhou, H.   +12 more
core   +1 more source

Experimental confirmation of self-imaging effect between guided light and surface plasmon polaritons in hybrid plasmonic waveguides

Scientific Reports, 2022
We fabricated a hybrid plasmonic device using self-imaging effect between guided light and surface plasmon polaritons in the hybrid plasmonic waveguide.
Hiroyuki Okamoto, Shun Kamada, Kenzo Yamaguchi, Masanobu Haraguchi, Toshihiro Okamoto   +4 more
doaj   +1 more source

Proposta de classificação para avaliar a qualidade dos dados censitários dos centenários

Revista Latinoamericana de Población, 2022
O objetivo deste estudo consistiu em propor uma classificação que permita avaliar a qualidade da contagem censitária dos idosos centenários, a partir de determinados indicadores para contingentes populacionais regionais do mundo.
Juliana Barbosa Medeiros, Neir Antunes Paes   +1 more
doaj   +1 more source

A Molecular-Rotor Device for Nonvolatile High-Density Memory Applications [PDF]

, 2010
A novel memory device based on an electrically driven molecular rotor was fabricated and demonstrated to have bistable switching effects. The device showed an on/off ratio of approximately 10^4, a read window of about 2.5 V, and retention performance of
Benitez, Diego, Goddard, William A., III, Kabehie, Sanaz, Stieg, Adam Z., Tkatchouk, Ekaterina, Wang, Kang L., Xue, Mei, Zink, Jeffrey I.   +7 more
core   +1 more source

Saturation Mechanisms in Common LED Phosphors

ACS Photonics, 2021
Commercial lighting for ambient and display applications is mostly based on blue light-emitting diodes (LEDs) combined with phosphor materials that convert some of the blue light into green, yellow, orange, and red.
Marie Anne van de Haar, Mohamed Tachikirt, A. Berends, M. Krames, A. Meijerink, F. Rabouw   +5 more
semanticscholar   +1 more source

Low phase noise THz generation from a fiber-referenced Kerr microresonator soliton comb

Communications Physics, 2022
Low phase-noise THz wave generation is in high demand for applications such as wireless communications and radars. Here, the authors generate low-noise THz waves via photodetection of the carrier of a Kerr frequency comb, which is repetition-rate ...
Naoya Kuse, Kenji Nishimoto, Yu Tokizane, Shota Okada, Gabriele Navickaite, Michael Geiselmann, Kaoru Minoshima, Takeshi Yasui   +7 more
doaj   +1 more source

Acceptability of artificial intelligence (AI)-led chatbot services in healthcare: A mixed-methods study

Digital Health, 2019
Background Artificial intelligence (AI) is increasingly being used in healthcare. Here, AI-based chatbot systems can act as automated conversational agents, capable of promoting health, providing education, and potentially prompting behaviour change ...
T. Nadarzynski, Oliver Miles, Aimee Cowie, D. Ridge   +3 more
semanticscholar   +1 more source