Results 41 to 50 of about 164,599 (350)

COMET’s Education and Training for the Worldwide Meteorological Satellite User Community: Meeting Evolving Needs with Innovative Instruction

open access: yesISPRS International Journal of Geo-Information, 2019
Since 1989, the COMET<sup>&#xAE;</sup> Program&#x2019;s staff of instructional designers, scientists, graphic artists, and web developers has been creating targeted, effective, and scientifically sound instructional materials for the ...
Patrick Dills   +5 more
doaj   +1 more source

Effects of Titanium Dioxide Nanoparticles on Porcine Prepubertal Sertoli Cells: An “In Vitro” Study

open access: yesFrontiers in Endocrinology, 2022
The increasing use of nanomaterials in a variety of industrial, commercial, medical products, and their environmental spreading has raised concerns regarding their potential toxicity on human health.
Francesca Mancuso   +21 more
doaj   +1 more source

Thermal model of water and CO activity of Comet C/1995 O1 (Hale-Bopp) [PDF]

open access: yes, 2011
An investigation of the activity of Comet C/1995 O1 (Hale-Bopp) with a thermophysical nucleus model that does not rely on the existence of amorphous ice is presented.
H.U. Keller   +8 more
core   +1 more source

LiCSAR: An Automatic InSAR Tool for Measuring and Monitoring Tectonic and Volcanic Activity

open access: yesRemote Sensing, 2020
Space-borne Synthetic Aperture Radar (SAR) Interferometry (InSAR) is now a key geophysical tool for surface deformation studies. The European Commission’s Sentinel-1 Constellation began acquiring data systematically in late 2014. The data, which are free
Milan Lazecký   +15 more
doaj   +1 more source

A Study of the 1668 Deungrok, Records of Celestial Phenomena from the Joseon Dynasty [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2012
This paper will introduce and overview in general the Seongbyeon Deungrok issued by the Gwansang-gam, the Astronomical Board in the Joseon Dynasty of Korea. All the Chinese characters in the 1668 Seongbyeon Deungrok was deciphered at first and these were
Il-Seong Nha, Yoon Hong, Nami Ahn
doaj   +1 more source

Elemental and molecular abundances in comet 67P/Churyumov-Gerasimenko [PDF]

open access: yesMonthly notices of the Royal Astronomical Society, 2019
Comets are considered to be some of the most pristine and unprocessed Solar system objects accessible to in situ exploration. Investigating their molecular and elemental composition takes us on a journey back to the early period of our Solar system and
M. Rubin   +20 more
semanticscholar   +1 more source

Quantifying Ground Subsidence Associated with Aquifer Overexploitation Using Space-Borne Radar Interferometry in Kabul, Afghanistan

open access: yesRemote Sensing, 2020
Rapid population growth combined with recent drought events and decades of political instability have left the residents of Kabul facing water scarcity, significantly relying on groundwater.
Gauhar Meldebekova   +3 more
doaj   +1 more source

Strategies for improving the communication of satellite-derived InSAR data for geohazards through the analysis of Twitter and online data portals [PDF]

open access: yesGeoscience Communication, 2023
Satellite-based earth observation sensors are increasingly able to monitor geophysical signals related to natural hazards, and many groups are working on rapid data acquisition, processing, and dissemination to data users with a wide range of expertise ...
C. S. Watson   +11 more
doaj   +1 more source

Application of the comet assay in human biomonitoring: An hCOMET perspective.

open access: yesMutation research, 2020
The comet assay is a well-accepted biomonitoring tool to examine the effect of dietary, lifestyle, environmental and occupational exposure on levels of DNA damage in human cells.
A. Azqueta   +13 more
semanticscholar   +1 more source

Single Cell Analysis of Human RAD18-Dependent DNA Post-Replication Repair by Alkaline Bromodeoxyuridine Comet Assay [PDF]

open access: yes, 2013
Damage to DNA can block replication progression resulting in gaps in the newly synthesized DNA. Cells utilize a number of post-replication repair (PRR) mechanisms such as the RAD18 controlled translesion synthesis or template switching to overcome the ...
Himabindu Gali   +14 more
core   +2 more sources

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