Results 1 to 10 of about 2,901,641 (329)

Direct Correlation of Surface Tension and Surface Composition of Ionic Liquid Mixtures—A Combined Vacuum Pendant Drop and Angle-Resolved X-ray Photoelectron Spectroscopy Study [PDF]

open access: yesMolecules, 2022
We investigated the surface tension and surface composition of various mixtures of the two ionic liquids (ILs) 1-methyl-3-octyl-imidazolium hexafluorophosphate [C8C1Im][PF6] and 1,3-bis(polyethylene glycol)imidazolium iodide [(mPEG2)2Im]I in the ...
Ulrike Paap   +4 more
doaj   +2 more sources

Visible-infrared Spectra of keV Electron Irradiated Cryogenic Salts with Implications for Europa Surface Composition

open access: goldThe Planetary Science Journal
Visible to near-infrared spectral coloring of cryogenic halides, sulfates, their frozen brines, and sulfuric acid hydrate formed through one to tens of keV electron radiation can inform on the composition of Europa’s surface.
C. A. Hibbitts   +6 more
doaj   +2 more sources

Characteristics of bacterial and fungal communities and their associations with sugar compounds in atmospheric aerosols at a rural site in northern China [PDF]

open access: yesBiogeosciences, 2023
Bioaerosols play significant roles in causing health and climate effects. Sugar compounds in air have been widely used to trace the source of bioaerosols.
M. Niu   +14 more
doaj   +1 more source

Metallurgical response of an AISI 4140 steel to different plasma nitriding gas mixtures [PDF]

open access: yesMaterials Research, 2013
Plasma nitriding is a surface modification process that uses glow discharge to diffuse nitrogen atoms into the metallic matrix of different materials. Among the many possible parameters of the process, the gas mixture composition plays an important role,
Adão Felipe Oliveira Skonieski   +3 more
doaj   +3 more sources

Valorization of Rice Husk for the Production of Porous Biochar Materials

open access: yesFermentation, 2021
Rice husk (RH) is one of the most important crop residues around the world, making its valorization an urgent and important topic in recent years. This work focused on the production of RH-based biochars at different pyrolysis temperatures from 400 to ...
Wen-Tien Tsai   +2 more
doaj   +1 more source

Ellipsometry Characterisation for the Cd1-xZnxTe1-ySey Semiconductor Used in X-ray and Gamma Radiation Detectors

open access: yesCrystals, 2023
The study of the optical properties of the Cd1-xZnxTe1-ySey (CZTS) crystal provides a clear idea about its response to incident X-ray or gamma radiation.
Lidia Martínez Herraiz   +2 more
doaj   +1 more source

Modification of FA0.85MA0.15Pb(I0.85Br0.15)3 Films by NH2-POSS

open access: yesCrystals, 2021
The surface composition and morphology of FA0.85MA0.15Pb(I0.85Br0.15)3 films fabricated by the spin-coating method with different concentrations of NH2-POSS were investigated with atomic force microscopy (AFM), X-ray photoelectron spectroscopy (XPS ...
Yangyang Zhang   +13 more
doaj   +1 more source

Fermi Surfaces of Composite Fermions [PDF]

open access: yesJournal of Low Temperature Physics, 2020
Review of arXiv:1701.07832, arXiv:1704.06265 and arXiv:1706.09470 with some new results.
R. N. Bhatt, Matteo Ippoliti
openaire   +2 more sources

Effect to the Surface Composition in Ultrasonic Vibration-Assisted Grinding of BK7 Optical Glass

open access: yesApplied Sciences, 2020
Because of the changes in cutting conditions and ultrasonic vibration status, the proportion of multiple material removal modes are of uncertainty and complexity in ultrasonic vibration-assisted grinding of optical glass.
Pei Yi Zhao   +3 more
doaj   +1 more source

Superficial Characteristics of Titanium after Treatment of Chorreated Surface, Passive Acid, and Decontamination with Argon Plasma

open access: yesJournal of Functional Biomaterials, 2018
(1) Background. Titanium is characterized by its biocompatibility, resistance to maximum stress, and fatigue and non-toxicity. The composition, surface structure, and roughness of titanium have a key and direct influence on the osseointegration processes
María Rizo-Gorrita   +3 more
doaj   +1 more source

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