Molecular modeling and computational study of the chiral-dependent structures and properties of the self-assembling diphenylalanine peptide nanotubes, containing water molecules
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Molecular Modeling"
DOI: 10.1007/s00894-020-04564-5
Abstract: DFT (VASP) and semi-empirical (HyperChem) calculations for the l- and d-chiral diphenylalanine (l-FF and d-FF) nanotube (PNT) structures, empty and filled with water/ice clusters, are presented and analyzed. The results obtained show that after optimization,… read more here.
Keywords: water ice; molecular modeling; water; diphenylalanine ... See more keywords
Lunar polar exploration mission for water prospection - JAXA's current status of joint study with ISRO
Sign Up to like & getrecommendations! Published in 2020 at "Acta Astronautica"
DOI: 10.1016/j.actaastro.2020.05.054
Abstract: Abstract Currently, several polar explorations of the Moon are planned, because it has been suggested that water ice might be present in the lunar polar region based on remote sensing observation of the lunar surface… read more here.
Keywords: water ice; water; exploration; polar exploration ... See more keywords
D/H fractionation during the sublimation of water ice
Sign Up to like & getrecommendations! Published in 2017 at "Icarus"
DOI: 10.1016/j.icarus.2016.12.015
Abstract: Abstract Experiments of sublimation of pure water ice have been performed in the temperature range −105 °C to −30 °C and atmospheric partial pressures ranging from 10 −6 to 10 −1 mb. Sampling of both… read more here.
Keywords: water; water ice; ice; fractionation sublimation ... See more keywords
Equatorial locations of water on Mars: Improved resolution maps based on Mars Odyssey Neutron Spectrometer data
Sign Up to like & getrecommendations! Published in 2018 at "Icarus"
DOI: 10.1016/j.icarus.2017.07.028
Abstract: Abstract We present a map of the near subsurface hydrogen distribution on Mars, based on epithermal neutron data from the Mars Odyssey Neutron Spectrometer. The map’s spatial resolution is approximately improved two-fold via a new… read more here.
Keywords: resolution; mars odyssey; water ice; neutron spectrometer ... See more keywords
The formation and stability of buried polar CO2 deposits on Mars
Sign Up to like & getrecommendations! Published in 2019 at "Icarus"
DOI: 10.1016/j.icarus.2018.07.021
Abstract: Abstract Shallow Radar soundings of the south polar layered deposits (SPLD) have revealed buried CO 2 ice with as many as three distinct layers separated by thinner layers of water ice (Bierson et al., 2016). This… read more here.
Keywords: obliquity; deposits formed; water ice; ice ... See more keywords
Dynamic splitting tensile behaviours of distilled-water and river-water ice using a modified SHPB setup
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Impact Engineering"
DOI: 10.1016/j.ijimpeng.2020.103686
Abstract: Abstract The tensile strength of ice subjected to dynamic loading constitutes many ice engineering applications such as ice blasting and hail-aircraft impact. In this study, the dynamic tensile behaviours of distilled-water and river-water ice were… read more here.
Keywords: tensile strength; water ice; water; distilled water ... See more keywords
Water ice compression: Principles and applications
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Molecular Liquids"
DOI: 10.1016/j.molliq.2020.113750
Abstract: Abstract A set of concepts cultivated in the past decade has substantiated the understanding of water ice compression. The concepts include the coupled hydrogen bond (O:H–O) segmental cooperativity, segmental specific-heat disparity, compressive O:H–O symmetrization and… read more here.
Keywords: water ice; ice compression; bond; water ... See more keywords
Laser micromachining of titanium alloy in water and ice at different temperatures
Sign Up to like & getrecommendations! Published in 2020 at "Optics and Laser Technology"
DOI: 10.1016/j.optlastec.2019.106024
Abstract: Abstract A clean cut surface with less thermal damage is typically desired in laser micromachining process. Many kinds of cooling substances can be employed to assist the laser ablation for limiting the thermal damage in… read more here.
Keywords: water ice; titanium alloy; water; laser ablation ... See more keywords
D/H fractionation during sublimation of water ice at low temperatures into a vacuum
Sign Up to like & getrecommendations! Published in 2018 at "Planetary and Space Science"
DOI: 10.1016/j.pss.2018.05.010
Abstract: Abstract The study outlined in this article was carried out within the framework of ESA's PROSPECT programme, which will provide both a sample drill and miniaturised mass spectrometer system for flight on-board the planned Russian… read more here.
Keywords: sublimation water; water ice; ice; fractionation sublimation ... See more keywords
Optimization of hot-water ice-coring drills
Sign Up to like & getrecommendations! Published in 2020 at "Annals of Glaciology"
DOI: 10.1017/aog.2020.63
Abstract: Abstract Hot-water ice-coring drills are often used to recover ice core samples from desirable depths in conjunction with full-scale hot-water drilling systems. However, the recovered cores exhibit varying qualities. The coring performance of a hot-water… read more here.
Keywords: water ice; hot water; coring drills; ice coring ... See more keywords
Carbon Dots Detect Water-to-Ice Phase Transition and Act as Alcohol Sensors via Fluorescence Turn-Off/On Mechanism.
Sign Up to like & getrecommendations! Published in 2021 at "ACS nano"
DOI: 10.1021/acsnano.0c09781
Abstract: Highly fluorescent carbon nanoparticles called carbon dots (CDs) have been the focus of intense research due to their simple chemical synthesis, nontoxic nature, and broad application potential including optoelectronics, photocatalysis, biomedicine, and energy-related technologies. Although… read more here.
Keywords: water ice; phase; carbon; carbon dots ... See more keywords