Articles with "vis nir" as a keyword



Amorphous Gallium Oxide Nanosheets with Broad Absorption and Spin Polarization for Si‐Based UV‒Vis‒NIR Photodetectors

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Published in 2024 at "Advanced Optical Materials"

DOI: 10.1002/adom.202302410

Abstract: Achieving broad light absorption and high carrier separation efficiency is crucial for wide‐bandgap semiconductors to enable broadband photodetection applications. Here, amorphous gallium oxide nanosheets feature with broad absorption and spin polarization Wis synthesized, and assembled… read more here.

Keywords: broad absorption; spin polarization; gaox nss; absorption ... See more keywords

Prediction accuracy of pXRF, MIR, and Vis‐NIR spectra for soil properties—A review

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Published in 2025 at "Soil Science Society of America Journal"

DOI: 10.1002/saj2.70028

Abstract: Here, we review the prediction accuracy for soil properties using portable X‐ray fluorescence (pXRF), mid‐infrared (MIR), and visible near‐infrared (Vis‐NIR) and the factors impacting predictions and its accuracy. In total, 305 published papers were reviewed,… read more here.

Keywords: prediction accuracy; prediction; soil; vis nir ... See more keywords

Estimating soil organic carbon density in Northern China’s agro-pastoral ecotone using vis-NIR spectroscopy

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Published in 2020 at "Journal of Soils and Sediments"

DOI: 10.1007/s11368-020-02668-2

Abstract: Traditional soil organic carbon density (SOCD) measurement is time-consuming and costly, from field sampling to laboratory analysis. However, visible to near-infrared reflectance (vis-NIR) spectroscopy can rapidly estimate SOCD and thereby permit rapid, inexpensive measurements that… read more here.

Keywords: vis nir; china agro; spectroscopy; northern china ... See more keywords

Multiproduct, Multicomponent and Multivariate Calibration: a Case Study by Using Vis-NIR Spectroscopy

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Published in 2017 at "Food Analytical Methods"

DOI: 10.1007/s12161-017-1099-4

Abstract: Vitamin C and total acidity were determined in industrialized fruit nectar and soy juices through visible-near infrared (Vis-NIR) spectroscopy and multiproduct, multicomponent, and multivariate calibration, based on partial least squares (PLS2) regression. Since samples with… read more here.

Keywords: vis nir; calibration; spectroscopy; multiproduct multicomponent ... See more keywords

Quality Assessment of Intact Chicken Breast Fillets Using Factor Analysis with Vis/NIR Spectroscopy

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Published in 2017 at "Food Analytical Methods"

DOI: 10.1007/s12161-017-1102-0

Abstract: Factor analysis (FA) method was tested to assess quality of chicken breast fillets with the visible/near-infrared (Vis/NIR) spectroscopy with wavelength range between 400 and 2500 nm. According to inherent correlation, three factors were extracted from the… read more here.

Keywords: quality; vis nir; spectroscopy; breast fillets ... See more keywords

Insight into the solar utilization of a novel Z-scheme Cs0.33WO3/CdS heterostructure for UV–Vis-NIR driven photocatalytic hydrogen evolution

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Published in 2020 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2019.145200

Abstract: Abstract The efficient utilization of solar light with UV–Vis-NIR spectrum in photocatalytic hydrogen process is a great confusion to explore, towards achieving high-efficient solar-to-fuel conversion. Herein, we firstly endow CdS a full-spectrum photocatalytic H2 ability… read more here.

Keywords: vis nir; hydrogen; photocatalytic hydrogen; spectrum ... See more keywords

Insight into the relationship of the high photocatalytic performance and double photochromic activity of Z-scheme CsxWO3/AgBr heterostructures under UV–Vis-NIR light utilization

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Published in 2020 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2020.147038

Abstract: Abstract Effective and suitable utilization of solar energy was achieved using a full-spectrum-response photocatalyst AgBr/CsxWO3, applied in the photocatalytic and photochromic field. Benefitting from near-infrared (NIR) absorption ability of CsxWO3, AgBr/CsxWO3 exhibits enhanced visible-near-infrared (Vis-NIR)… read more here.

Keywords: vis nir; csxwo3 agbr; csxwo3; agbr ... See more keywords

Determination of rice root density from Vis–NIR spectroscopy by support vector machine regression and spectral variable selection techniques

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Published in 2017 at "Catena"

DOI: 10.1016/j.catena.2017.05.008

Abstract: Abstract Spectral variable selection is widely accepted as an important step in the quantitative analysis of visible and near-infrared (Vis–NIR) reflectance spectroscopy (350–2500 nm), as it tends to have parsimonious data representation and can result in… read more here.

Keywords: vis nir; rpd; root; selection ... See more keywords
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Prediction of soil texture classes through different wavelength regions of reflectance spectroscopy at various soil depths

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Published in 2020 at "Catena"

DOI: 10.1016/j.catena.2020.104485

Abstract: Abstract The demand for quality and low-cost soil information is growing due to the demands of land use planning and precision agriculture. Soil texture is one of the key soil properties, as it determines other… read more here.

Keywords: vis nir; nir swir; spectroscopy; soil texture ... See more keywords

Predicting soil physical and chemical properties using vis-NIR in Australian cotton areas

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Published in 2021 at "Catena"

DOI: 10.1016/j.catena.2020.104938

Abstract: Abstract Management of Vertosols in southeast Australia, requires information about soil physical (e.g. particle size fractions) and chemical (e.g. cation exchange capacity [CEC – cmol(+) kg−1], exchangeable sodium percentage [ESP - %] and pH) properties.… read more here.

Keywords: multi depth; depth; vis nir; soil ... See more keywords
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Identification of minerals in subtropical soils with different textural classes by VIS–NIR–SWIR reflectance spectroscopy

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Published in 2021 at "Catena"

DOI: 10.1016/j.catena.2021.105334

Abstract: Abstract The physical and chemical attributes of soils are strongly influenced by the nature of the minerals they contain and their concentration. Thus, soil texture is directly dependent on the content in clayey minerals, which… read more here.

Keywords: spectroscopy; soil; vis nir; swir reflectance ... See more keywords