Results 21 to 30 of about 5,991,720 (304)

Simulation of Annual Water Yield in the Upper Heihe River Basin from 1990 to 2018 Based on InVEST

open access: yesGaoyuan qixiang, 2022
Based on InVEST model, this paper evaluates annual water yield in the Upper Heihe River Basin in the past 30 years with soil, meteorological and land use/cover data in 1990, 2000, 2010 and 2018 as inputs, and the spatiotemporal geographically weighted ...
Fang LI, Jinlong ZHANG, Huan YANG
doaj   +1 more source

High-Resolution Terahertz Spectrometer [PDF]

open access: yesIEEE Journal of Selected Topics in Quantum Electronics, 2011
Terahertz time-domain spectroscopy (THz-TDS) based on high-speed asynchronous optical sampling (ASOPS) with two offset-locked GHz femtosecond lasers requires no mechanical time-delay scanner. Consequently, measurements with 1-GHz frequency resolution are performed at intrinsically high scan rates in the multikilohertz range. This is at least one order,
Klatt, Gregor   +6 more
openaire   +2 more sources

High-resolution imaging of compact high-velocity clouds (II) [PDF]

open access: yes, 2002
We have imaged five compact high-velocity clouds in HI with arcmin angular- and km/s spectral-resolution using the WSRT. Supplementary total-power data, which is fully sensitive to both the cool and warm components of HI, is available for comparison for ...
Barnes   +40 more
core   +3 more sources

Reflective imaging improves spatiotemporal resolution and collection efficiency in light sheet microscopy

open access: yesNature Communications, 2017
Light-sheet fluorescence microscopy enables high resolution imaging of biological samples. Here the authors use reflective coverslips to obtain multiple sample views simultaneously, improving the speed of acquisition and resolution compared to dual-view ...
Yicong Wu   +13 more
doaj   +1 more source

Proximal Remote Sensing Buggies and Potential Applications for Field-Based Phenotyping

open access: yesAgronomy, 2014
The achievements made in genomic technology in recent decades are yet to be matched by fast and accurate crop phenotyping methods. Such crop phenotyping methods are required for crop improvement efforts to meet expected demand for food and fibre in the ...
David Deery   +4 more
doaj   +1 more source

Coastal Oyster Aquaculture Area Extraction and Nutrient Loading Estimation Using a GF-2 Satellite Image

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2020
The accurate extraction of an aquaculture area is significant in aquaculture management, post-disaster evaluation, and aquatic environment protection. However, little attention has been paid to the aquaculture area extraction in coastal water with high ...
Xiaoyu Zhang   +5 more
doaj   +1 more source

STUDY ON ECOLOGICAL RISK ASSESSMENT OF GUANGXI COASTAL ZONE BASED ON 3S TECHNOLOGY [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2018
This paper takes Guangxi coastal zone as the study area, following the standards of land use type, divides the coastal zone of ecological landscape into seven kinds of natural wetland landscape types such as woodland, farmland, grassland, water, urban ...
Z. Zhong   +20 more
doaj   +1 more source

Tic Reduction Following Heat-Induced Dehydration in Gilles de la Tourette Syndrome (TS)

open access: yesBiology and Life Sciences Forum, 2022
A 24-year-old man with of Gilles de la Tourette (TS) syndrome experienced a marked remission of 2 years after heat-induced dehydration. Further investigation of the effects of heat and dehydration on TS may be useful.
Ashley B. Durbin   +2 more
doaj   +1 more source

HIGH-RESOLUTION AUTORADIOGAPHY [PDF]

open access: yesThe Journal of Cell Biology, 1962
The resolution obtainable in electron microscopic autoradiographs, using a photographic emulsion consisting of a monolayer of silver bromide crystals, was investigated theoretically and experimentally. The expected distribution of exposed crystals around a point source was calculated from the geometry of the preparation and from the range distribution ...
openaire   +1 more source

Quantitative Analysis of High-Resolution Microendoscopic Images for Diagnosis of Esophageal Squamous Cell Carcinomaᅠ [PDF]

open access: yes, 2015
Background & Aims: High-resolution microendoscopy is an optical imaging technique with the potential to improve the accuracy of endoscopic screening for esophageal squamous neoplasia.
Anandasabapathy, Sharmila   +16 more
core   +1 more source

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