Articles with "spectrometer" as a keyword



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A Single‐Dot Perovskite Spectrometer

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Published in 2022 at "Advanced Materials"

DOI: 10.1002/adma.202200221

Abstract: There are significant applications for miniature on‐chip spectrometers in many fields. However, at present, on‐chip spectrometers have to utilize an integrated strategy to achieve spectral analysis, which undoubtedly squanders the photosensitive area and adds pressure… read more here.

Keywords: perovskite; single dot; dot perovskite; spectrometer ... See more keywords
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On‐Chip Measurement of Photoluminescence with High Sensitivity Monolithic Spectrometer

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Published in 2020 at "Advanced Optical Materials"

DOI: 10.1002/adom.202000191

Abstract: Monolithic spectrometer is exceptionally attractive to enable compact, low‐cost spectroscopy for portable sensing and lab‐on‐a‐chip functionality. Unfortunately, simple down‐scaling of the microspectrometer size to the chip‐scale severely weakens light–matter interactions and degrades the sensor performance… read more here.

Keywords: chip measurement; photoluminescence; spectroscopy; monolithic spectrometer ... See more keywords
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The Emirates Mars Mission (EMM) Emirates Mars InfraRed Spectrometer (EMIRS) Instrument

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Published in 2021 at "Space Science Reviews"

DOI: 10.1007/s11214-021-00848-1

Abstract: The Emirates Mars Mission Emirates Mars Infrared Spectrometer (EMIRS) will provide remote measurements of the martian surface and lower atmosphere in order to better characterize the geographic and diurnal variability of key constituents (water ice,… read more here.

Keywords: infrared spectrometer; emirates mars; mars mission; spectrometer ... See more keywords
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A Performance Comparison of Low-Cost Near-Infrared (NIR) Spectrometers to a Conventional Laboratory Spectrometer for Rapid Biomass Compositional Analysis

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Published in 2020 at "BioEnergy Research"

DOI: 10.1007/s12155-020-10135-6

Abstract: The performance of a conventional laboratory near-infrared (NIR) spectrometer and two NIR spectrometer prototypes (a Texas Instruments NIRSCAN Nano evaluation model (EVM) and an InnoSpectra NIR-M-R2 spectrometer) are compared by collecting reflectance spectra of 270… read more here.

Keywords: infrared nir; biomass; near infrared; conventional laboratory ... See more keywords
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The effects of physical and chemical characteristics of aerosol number concentration on scattering coefficients in Nanjing, China: Insights from a single particle aerosol mass spectrometer

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Published in 2021 at "Atmospheric Research"

DOI: 10.1016/j.atmosres.2020.105382

Abstract: Abstract The physical and chemical characteristics of aerosols have a significant effect on scattering coefficients (σsp). In this research, a single particle aerosol mass spectrometer (SPAMS) and a scanning mobility particle sizer spectrometer (SMPS) were… read more here.

Keywords: number concentration; particle; aerosol number; spectrometer ... See more keywords
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In-situ and real-time monitoring of enzymatic process of wheat gluten by miniature fiber NIR spectrometer.

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Published in 2017 at "Food research international"

DOI: 10.1016/j.foodres.2017.03.048

Abstract: The degree of hydrolysis (DH), peptide content and angiotensin I-converting enzyme (ACE) inhibitory activity of hydrolysates are the three most important indexes for process control in proteins enzymatic hydrolysis and ACE inhibitory peptides preparation. In… read more here.

Keywords: time monitoring; real time; situ real; miniature fiber ... See more keywords
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Structural characterization of Baiyinhua lignite via direct and thermal decomposition methods

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Published in 2019 at "Fuel"

DOI: 10.1016/j.fuel.2019.02.076

Abstract: Abstract Organic matter in Baiyinhua lignite (BL) was characterized by direct characterizations with solid-state 13C nuclear magnetic resonance spectrometer and X-ray photoelectron spectrometer, thermal approaches with thermogravimetric analyzer, Curie-point pyrolyzer-gas chromatograph/mass spectrometer, and sequential thermal… read more here.

Keywords: characterization baiyinhua; structural characterization; via direct; spectrometer ... See more keywords
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Measurement of cross link densities of prevulcanized natural rubber latex and latex products using low-cost near infrared spectrometer

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Published in 2021 at "Industrial Crops and Products"

DOI: 10.1016/j.indcrop.2020.113016

Abstract: Abstract The objective of this project is to use the four models to predict the crosslink densities based on reference method of PRM 300% using portable low-cost visible and shortwave near-infrared (Vis/SW-NIR) spectrometer across wavelengths… read more here.

Keywords: latex products; near infrared; low cost; latex ... See more keywords
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Compact, low-cost NMR spectrometer and probe for dissolution DNP.

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Published in 2019 at "Journal of magnetic resonance"

DOI: 10.1016/j.jmr.2019.04.016

Abstract: The desire for higher magnetic resonance sensitivity has led to the development of multiple home-built and commercial dissolution dynamic nuclear polarization polarizers. The emergence of polarizers capable of variable magnetic field strengths desires a versatile… read more here.

Keywords: nmr; nmr spectrometer; probe; compact low ... See more keywords
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THz-enhanced dynamic nuclear polarized liquid spectrometer.

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Published in 2021 at "Journal of magnetic resonance"

DOI: 10.1016/j.jmr.2021.107044

Abstract: Dynamic nuclear polarization (DNP) technology can be utilized to dramatically enhance NMR signal. In this paper, we report on the development of a self-constructed 5 T DNP spectrometer for liquid samples and the 13C DNP… read more here.

Keywords: thz enhanced; liquid; dnp; spectrometer ... See more keywords
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SNR analysis and Hadamard mask modification of DMD Hadamard Transform Near-Infrared spectrometer

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Published in 2017 at "Optics Communications"

DOI: 10.1016/j.optcom.2016.07.086

Abstract: Abstract The noise of Hadamard Transform (HT) Near Infrared (NIR) spectrometer includes not only the detector circuit noise but also the illumination noise. Hadamard Transform reduces the detector noise while increases the illumination noise. If… read more here.

Keywords: hadamard transform; method; hadamard mask; spectrometer ... See more keywords