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Overview and prospect of the detection capability of China's first precipitation measurement satellite FY-3G

open access: yes暴雨灾害, 2023
Based on introducing the technical characteristics of FY-3G, which is China's first precipitation measurement satellite and successfully launched at 09∶36 BT on April 16 in 2023, this paper focuses on the precipitation detection capabilities and ...
Songyan GU   +16 more
doaj   +1 more source

Differential Scanning Calorimetry Material Studies: Benzil Melting Point Method for Eliminating the Thermal History of DSC

open access: yesJournal of Chemistry, 2022
How to eliminate the thermal history present in differential scanning calorimetry, this question has been widely concerned. Benzil has a serious thermal history that is not well eliminated by conventional thermal history methods.
Ziyang Zhu   +4 more
doaj   +1 more source

Regulation and Characterization of Polar Groups on the Surfaces of Cellulose Nanocrystal–Nanosilver Hybrids

open access: yesBioResources, 2023
Cellulose nanocrystals (CNCs) with a high content of polar groups were prepared via the oxidation process by controlling the amount of mixed acid, incorporating additional additive of citric acid and vitamin C as active agents, and applying ultrasonic ...
Fangfang Lu   +5 more
doaj   +2 more sources

Frost/Dew Point Temperature and Relative Humidity Measurements: Primary and Secondary Calibration Methods [PDF]

open access: yesEPJ Web of Conferences
Humidity measurements are crucial across various industries to ensure product quality, safety, and process efficiency. These measurements can be expressed as absolute quantities, such as frost/dew point, temperatures point, tf/td, or as relative humidity,
Furtado Andreia   +4 more
doaj   +1 more source

CROSS-CALIBRATION OF THE RAPIDEYE MULTISPECTRAL IMAGER PAYLOADS USING PSEUDO-INVARIANT TEST SITES [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
Radiometric calibration of the RapidEye Multispectral Imager (MSI) as with all other remote sensing instruments is an essential task in the quantitative assessment of sensor image quality and the production of accurate data products for a wide range of ...
M. Thiele, C. Anderson, A. Brunn
doaj   +1 more source

Cellulose Degradation and Transformer Fault Detection by the Application of Integrated Analyses of Gases and Low Molecular Weight Alcohols Dissolved in Mineral Oil

open access: yesEnergies, 2022
This article presents a method for quantification of methanol and ethanol integrated in the same gas-chromatographic run with a quantification of gases dissolved in mineral oil, making it an integrated tool in transformer diagnostics.
Draginja Mihajlovic   +3 more
doaj   +1 more source

Good Laboratory Practice in Particle Measurement Calibration: Cascade Impactor

open access: yesKONA Powder and Particle Journal, 2014
A laboratory often is faced with the task of calibrating particle inertial classifiers or investigating how instruments, or systems, respond to particles of specific sizes.
Virgil A. Marple, Bernard A. Olson
doaj   +1 more source

Effect of cosmic rays irradiation on the phase change characteristics of an on-orbit fixed point

open access: yesEuropean Physical Journal C: Particles and Fields, 2023
Using the phase change characteristics of fixed points to trace the temperature of a spaceborne calibration blackbody is an important technical means to carry out the high-precision on-orbit calibration of thermal infrared remote sensors.
Yiru Chen   +8 more
doaj   +1 more source

Preliminary Selection and Characterization of Pseudo-Invariant Calibration Sites in Northwest China

open access: yesRemote Sensing, 2020
Pseudo-invariant calibration sites (PICS) have been used for the radiometric calibration and stability monitoring of satellite optical sensors. Several stable PICS, such as those in the Sahara Desert in North Africa, were selected for the vicarious ...
Xiuqing Hu   +9 more
doaj   +1 more source

Aerosol Retrieval Study from a Particulate Observing Scanning Polarimeter Onboard Gao-Fen 5B without Prior Surface Knowledge, Based on the Optimal Estimation Method

open access: yesRemote Sensing, 2023
To meet the demand for the aerosol detection of single-angle and multi-band polarization instrument containing short-wave infrared bands, an inversion algorithm that makes full use of multi-band intensity and polarization information is proposed based on
Yizhe Fan   +5 more
doaj   +1 more source

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