Results 1 to 10 of about 953,945 (303)

Device for Identifying the UV Emission Spectrum [PDF]

open access: yesSensors, 2022
Nowadays, the disinfection of classrooms, shopping malls, and offices has become an important part of our lives. One of the most effective disinfection methods is ultraviolet (UV) radiation.
Robert Jenő Kovács   +2 more
doaj   +2 more sources

Pion transverse-momentum spectrum and elliptic anisotropy of partially coherent source

open access: yesPhysics Letters B, 2018
In this letter, we study the pion momentum distribution of a coherent source and investigate the influences of coherent emission on the pion transverse-momentum (pT) spectrum and elliptic anisotropy.
Peng Ru, Ghulam Bary, Wei-Ning Zhang
doaj   +4 more sources

On the integrated continuum radio spectrum of supernova remnant W44 (G34.7-0.4): New insights from Planck [PDF]

open access: yesSerbian Astronomical Journal, 2015
In this paper, the integrated continuum radio spectrum of supernova remnant (SNR) W44 was analyzed up to 70 GHz, testing the different emission models that can be responsible for its particular shape.
Onić D.
doaj   +4 more sources

Research Paper: Optical Properties of Algae in Order to Design and Build a Device for Measuring the Amount of Chlorophyll in Water Reservoirs Using the Optical Fluorescence Emission Method [PDF]

open access: yesفیزیک کاربردی ایران, 2023
In this article, we will first get acquainted with the absorption and emission optical properties of algae and types of chlorophylls, and then we will examine the optical setup for measuring the photoluminescence light produced by algae, which is the ...
Ehsan Koushki, Eisa Kohan-Baghkheirati
doaj   +1 more source

Time parameters of optimal emission spectrum registration using millisecond laser pulses [PDF]

open access: yesРадиофизика и электроника, 2020
Subject and Purpose. Emission spectra of copper-silver alloys are examined for various recording durations. The radiation coming to the photodetector of the spectrometer consists of the reflected laser radiation and the line spectra of vapors formed by ...
M.I. Dzubenko   +3 more
doaj   +1 more source

Device Modeling of Quantum Dot–Organic Light Emitting Diodes for High Green Color Purity

open access: yesApplied Sciences, 2021
In this study, the optimal structure for obtaining high green color purity was investigated by modeling quantum dot (QD)–organic light-emitting diodes (OLED).
Byoung-Seong Jeong
doaj   +1 more source

Study of the lighting characteristics of Uniel retrofit LED lamps

open access: yesVestnik MGTU, 2023
The paper considers the photometric characteristics of LED retrofit lamps produced by the Russian-Chinese company Uniel: Uniel LED-G45-6W/4000K, Uniel LED-A60-8W/6500K, and Uniel LED-A60-9W/4000K, designed to replace traditional incandescent bulbs ...
Ashryatov A. A.   +2 more
doaj   +1 more source

Metabolomics of Pseudomonas aeruginosa Treated by Atmospheric-Pressure Cold Plasma

open access: yesApplied Sciences, 2021
With increasing drug resistance of Pseudomonas aeruginosa, a new sterilization method is needed. Plasma has been shown to be an effective method of sterilization, but no researchers have studied the effect of plasma on bacterial metabolism. In this paper,
Dehui Xu   +5 more
doaj   +1 more source

Emission Spectrum of Californium [PDF]

open access: yesJournal of the Optical Society of America, 1962
The measured emission spectrum of Cf was compared with observations of the supernovas lC4l82 and NGCl003. No similarities were found. Wavelengths and relative intensities of the Cf line are presented in tabular form. (L.N.N.)
J G, CONWAY, E K, HULET, , MORROWRJ
openaire   +2 more sources

Influence of fluorescent pigments on the spectral characteristics of luminous coated fabrics

open access: yesMaterials Research Express, 2021
In recent years, luminous coated fabrics based on SrAl _2 O _4 : Eu ^2+ , Dy ^3+ luminescent materials have attracted more attention. However, due to the single emission color of SrAl _2 O _4 : Eu ^2+ , Dy ^3+ luminescent materials, the application of ...
Jing Li, Yanan Zhu, Mingqiao Ge
doaj   +1 more source

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