Articles with "low background" as a keyword



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Low-background, digital gamma-ray spectrometer with BEGe detector and active shield: commissioning, optimisation and software development

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Published in 2019 at "Journal of Radioanalytical and Nuclear Chemistry"

DOI: 10.1007/s10967-019-06853-7

Abstract: This paper presents results of the development process of low-background, digital gamma-rays spectrometer equipped with Broad Energy Germanium detector (CANBERRA BE5030), multi-layer passive shield and cosmic veto system that consists of five plastic scintillators (SCIONIX… read more here.

Keywords: low background; digital gamma; background; background digital ... See more keywords
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High level expression and characterization of tannase tan7 using Aspergillus niger SH-2 with low-background endogenous secretory proteins as the host.

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Published in 2018 at "Protein expression and purification"

DOI: 10.1016/j.pep.2017.11.003

Abstract: Tannin acyl hydrolase (tannase, EC3.1.1.20) catalyzes the hydrolysis of hydrolyzable tannins. It is used in the manufacture of instant tea and in the production of gallic acid. In this study, we reported that the overexpression,… read more here.

Keywords: aspergillus niger; low background; tannase; characterization tannase ... See more keywords

Mesoporous Silica Containers and Programmed Catalytic Hairpin Assembly/Hybridization Chain Reaction Based Electrochemical Sensing Platform for miRNA Ultrasensitive Detection with Low Background.

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Published in 2019 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.9b01947

Abstract: In this work, based on mesoporous silica containers (MSNs) with the programmed enzyme-free DNA assembly amplification of catalytic hairpin assembly (CHA) and hybridization chain reaction (HCR), an ultrasensitive electrochemical sensing platform with low background is… read more here.

Keywords: low background; detection; dna; hairpin ... See more keywords
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A fluorogenic RNA aptamer nanodevice for the low background imaging of mRNA in living cells.

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Published in 2022 at "Chemical communications"

DOI: 10.1039/d1cc06582c

Abstract: A fluorogenic RNA aptamer nanodevice integrating an entropy-driven RNA amplifier with near-infrared (NIR) light control was developed, affording high contrast and sensitivity for imaging low-abundance mRNA in living cells. The design principle offers a new… read more here.

Keywords: aptamer nanodevice; rna aptamer; low background; living cells ... See more keywords
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Design, calibration, and application of a cryogenic low-background infrared radiometer for spectral irradiance and radiance measurements from 4- to 20-μm wavelength

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Published in 2021 at "Optical Engineering"

DOI: 10.1117/1.oe.60.3.034102

Abstract: Abstract. We have constructed, calibrated, and tested a cryogenic low-background infrared (IR) radiometer for both spectral radiance and irradiance measurements over the 4- to 20-μm wavelength range. The primary purpose of the Missile Defense Transfer… read more here.

Keywords: cryogenic low; radiance; irradiance; background infrared ... See more keywords

High-Purity Zinc for Low-Background Experiments

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Published in 2020 at "Inorganic Materials"

DOI: 10.1134/s0020168520010082

Abstract: Abstract — A process has been developed for the preparation of high-purity granulated zinc for the growth of Zn 82 Se scintillator crystals intended for investigation of neutrinoless double beta decay, 2β(0ν), of the 82… read more here.

Keywords: purity; high purity; zinc low; low background ... See more keywords