Results 21 to 30 of about 3,401,901 (148)

Luminescent Characteristics of Blue Phosphor CaAl2Si2O8:Eu2+ in White LED Applications by Solid State Method

MATEC Web of Conferences, 2017
Using the solid state reaction method, we synthesize the Ca0.88Al2Si2O8:Eu2+0.12 phosphor powders at different sintering temperatures ranging from 1100 to 1500 °C.
Lee Joo Hyun, Park Sung Jun, Yang Hyun Kyoung   +2 more
doaj   +1 more source

Revolutionising textile manufacturing: a comprehensive review on 3D and 4D printing technologies

Fashion and Textiles, 2023
An exhaustive and integrative overview of recent developments in 3D and 4D textiles based on Additive Manufacturing (AM) were provided in order to identify the current state‐of‐the‐art.
João P. Manaia, Fábio Cerejo, João Duarte   +2 more
doaj   +1 more source

Reescritura en pareja: una tarea de aprendizaje inicial de lo escrito

CLIL Journal of Innovation and Research in Plurilingual and Pluricultural Education, 2020
En este artículo se presenta una tarea de reescritura de textos en pareja de dos niños en los momentos iniciales del proceso de aprendizaje del lenguaje escrito (entre 5 y 7 años).
Giovanna Ottin Pecchio
doaj   +1 more source

Quantification of collagen fiber properties in alcoholic liver fibrosis using polarization-resolved second harmonic generation microscopy

Scientific Reports, 2023
Liver fibrosis is assessed mainly by conventional staining or second harmonic generation (SHG) microscopy, which can only provide collagen content in fibrotic area.
Saya Matsuzaki, Eiji Hase, Hiroki Takanari, Yuri Hayashi, Yusaku Hayashi, Haruto Oshikata, Takeo Minamikawa, Satoko Kimura, Mayuko Ichimura-Shimizu, Takeshi Yasui, Masafumi Harada, Koichi Tsuneyama   +11 more
doaj   +1 more source

Blue light emitting diode internal and injection efficiency

AIP Advances, 2012
A simple experimental method of light emitting diode (LED) injection efficiency (IE) determination was suggested. IE and internal quantum efficiency (IQE) calculation is an actual and difficult problem in LED science.
Ilya E. Titkov, Denis A. Sannikov, Young-Min Park, Joong-Kon Son   +3 more
doaj   +1 more source

Major target for UV-induced complete loss of HIV-1 infectivity: A model study of single-stranded RNA enveloped viruses

Frontiers in Virology, 2022
Deep ultraviolet light (UV) is useful for the disinfection of microorganisms, including bacteria and viruses. Although genome damage by UV has been widely accepted, the adverse effects of UV on the activity and/or function of viral proteins including the
Takaaki Koma, Takaaki Koma, Naoya Doi, Akihiro Suzuki, Kentaro Nagamatsu, Takeshi Yasui, Koji Yasutomo, Koji Yasutomo, Akio Adachi, Takeo Minamikawa, Masako Nomaguchi, Masako Nomaguchi   +11 more
doaj   +1 more source

The new design and technological solutions for the led modules for retrofit lamps

Tekhnologiya i Konstruirovanie v Elektronnoi Apparature, 2016
The authors propose fundamentally new design-technological solutions for compact volumetric mirrorized LED modules with increased power. Test samples of volumetric light-effective LED light effective modules with a power of 10–15 W and light output of ...
B. M. Борщов, А. М. Листратенко, И. Т. Тымчук, M. A. Проценко, Г. И. Никитский, А. А. Фомин, Л. А. Назаренко, В. М. Сорокин, А. В. Рыбалочка, А. С. Олейник   +9 more
doaj   +1 more source

High growth temperature for AlN by jet stream gas flow metalorganic vapor phase epitaxy

Scientific Reports, 2023
Deep ultraviolet light-emitting diodes have attracted considerable attention for realizing virus inactivation applications. The UV-LEDs use the AlN underlying layer and the plane sapphire substrate.
Kentaro Nagamatsu, Takumi Miyagawa, Atsushi Tomita, Hideki Hirayama, Yuusuke Takashima, Yoshiki Naoi   +5 more
doaj   +1 more source

Fabrication of Mie-resonant silicon nanoparticles using laser annealing for surface-enhanced fluorescence spectroscopy

Microsystems & Nanoengineering
Silicon nanostructures with unique Mie resonances have garnered considerable attention in the field of nanophotonics. Here, we present a simple and efficient method for the fabrication of silicon (Si) nanoparticle substrates using continuous-wave (CW ...
Tatsuya Fukuta, Ryo Kato, Takuo Tanaka, Taka-aki Yano   +3 more
doaj   +1 more source

Rapid, high-sensitivity detection of biomolecules using dual-comb biosensing

Scientific Reports, 2023
Rapid, sensitive detection of biomolecules is important for biosensing of infectious pathogens as well as biomarkers and pollutants. For example, biosensing of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is still strongly required for ...
Shogo Miyamura, Ryo Oe, Takuya Nakahara, Hidenori Koresawa, Shota Okada, Shuji Taue, Yu Tokizane, Takeo Minamikawa, Taka-Aki Yano, Kunihiro Otsuka, Ayuko Sakane, Takuya Sasaki, Koji Yasutomo, Taira Kajisa, Takeshi Yasui   +14 more
doaj   +1 more source