全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:Laura Mihai , Alasdair Mac Arthur , Andreas Hueni ...
来源:[J].Remote Sensing(IF 2.101), 2018, Vol.10 (2)DOAJ
摘要:...6 nm), of field fixed-point spectrometers used for reflectance and Sun-induced fluorescence measurements. In the first case, Ne and Ar pen-type spectral lamps were employed, while the second approach is based on a double monochromator setup. The double monochromator system wa...
作者:Euripides P. Kantzas , Andrew J. S. McGonigle , Robert G. Bryant
来源:[J].Sensors(IF 1.953), 2009, Vol.9 (5), pp.3256DOAJ
摘要:Miniature ultraviolet USB coupled spectrometers have become ubiquitously applied over the last decade for making volcanic SO2 emission rate measurements. The dominantly applied unit has recently been discontinued however, raising the question of which currently available devices ...
作者:Zhengyi Ren , Meiru Guo , Yongjun Cheng ...
来源:[J].Vacuum(IF 1.53), 2018Elsevier
摘要:Abstract(#br)This article reviews the recent development and application of four types of space miniature mass spectrometers including magnetic sector mass spectrometer, quadrupole mass spectrometer, ion trap mass spectrometer and time-of-flight mass spectrometer. The advantages ...
作者:M. M. Mazur , V. E. Pozhar
来源:[J].Measurement Techniques(IF 0.291), 2015, Vol.58 (9), pp.982-988Springer
摘要:A family of acousto-optical spectrometers for different applications is presented. The spectrometers are classified by type, characteristics, and function. Features in the design and application of these spectrometers and measurement systems based on the spectrometers are discuss...
作者:K. Jousten , Jin-Tae Kim
来源:[J].Vacuum(IF 1.53), 2014, Vol.101, pp.457-461Elsevier
摘要:Abstract(#br)Absolute quantitative measurements of partial pressures with quadrupole mass spectrometers in industry have become increasingly important in the past decade. On the other hand, there is no broadly accepted method to calibrate quadrupole mass spectrometers and partial...
作者:Hui Yan , Heinz W. Siesler
来源:[J].Journal of Pharmaceutical and Biomedical Analysis(IF 2.947), 2018, Vol.160, pp.179-186Elsevier
摘要:Abstract(#br)Notwithstanding the first developments of miniaturized vibrational spectrometers more than a decade ago, only recently real handheld near-infrared (NIR) spectrometers (<200 g) became commercially available at significantly reduced costs compared to other portable sys...
作者:Jin Jin Liu , Bao Qiong Li , Hong Lin Zhai ...
来源:[J].Chemometrics and Intelligent Laboratory Systems(IF 2.291), 2018, Vol.182, pp.117-123Elsevier
摘要:... The important chemical features of target components are extracted by Tchebichef image moment method based on the near infrared (NIR) three-dimensional spectra constructed from the determination of different spectrometers. Then the common models are established with stepwise ...
作者:S. Gagné , K. Lehtipalo , H. E. Manninen ...
来源:[J].Atmospheric Measurement Techniques(IF 3.205), 2011, Vol.4 (5), pp.805DOAJ
摘要:We evaluated 11 air ion spectrometers from Airel Ltd. after they had spent one year in field measurements as a part of the EUCAARI project: 5 Air Ion Spectrometers (AIS), 5 Neutral cluster and Air Ion Spectrometers (NAIS) and one Airborne NAIS (ANAIS). This is the first time tha...
作者:P. Kessler , B. Behnke , R. Dabrowski ...
来源:[J].Journal of Environmental Radioactivity(IF 2.119), 2018, Vol.187, pp.115-121Elsevier
摘要:... The measurements are compared with that of well characterized classical dose rate reference instruments to demonstrate the suitability of new spectrometers for environmental dose rate monitoring even in adverse weather conditions. Their potential to replace the (mainly Geige...
作者:M. Stoeckl , A.A. Solodov
来源:[J].Nuclear Inst. and Methods in Physics Research, A(IF 1.142), 2019, Vol.931, pp.162-171Elsevier
摘要:Abstract(#br)Three x-ray spectrometers – the hard x-ray detector (HXRD), the bremsstrahlung MeV x-ray spectrometer (BMXS), and the hard x-ray image plate (HXIP) – areused to estimate hot-electron bremsstrahlung spectrum parameters for inertial confinement fusion experiment...

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