Results 31 to 40 of about 7,826,326 (312)

Silicon electrodeposition from chloride-fluoride melts containing K2SiF6 and SiO2 [PDF]

open access: yesJournal of the Serbian Chemical Society, 2017
Silicon electrodeposition on glassy carbon from the KF-KCl-K2SiF6, KF-KCl-K2SiF6-KOH and KF-KCl-K2SiF6-SiO2 melts was studied by the cyclic voltammetry.
Zhuk Sergey I.   +5 more
doaj   +1 more source

Electrodeposition of aluminum-doped thin silicon films from a KF-KCl-KI-K2SiF6-AlF3 melt [PDF]

open access: yesJournal of the Serbian Chemical Society, 2021
The regularities of silicon and aluminum co-deposition on glassy carbon from KF–KCl (2:1)–75 mol % KI–0.15 mol % K2SiF6–(up to 0.15 mol %) AlF3 melts at 998 K were studied by cyclic voltammetry, chronoamperometry, scanning electron microscopy, atomic ...
Laptev Michael V.   +5 more
doaj   +1 more source

Recycled carbonates elevate the electrical conductivity of deeply subducting eclogite in the Earth’s interior

open access: yesCommunications Earth & Environment, 2023
The elevated pressure and temperature conditions encountered by a subducted slab entering the deep Earth can substantially alter the chemical composition and physical properties of recycled carbonates.
Chenxin Jing   +5 more
doaj   +1 more source

In situ synthesis, structural chemistry and vibrational spectroscopy of Zn-doped Ca5Mg4(VO4)6

open access: yesChimica Techno Acta, 2022
The phase formation of the solid solution Ca5Mg4–xZnx(VO4)6 (0≤x≤4) was studied in situ using differential scanning calorimetry and high-temperature X-Ray powder diffraction (XRPD). XRPD analysis shows the appearance of unavoidable secondary pyrovanadate
Anna S. Tolkacheva   +5 more
doaj   +1 more source

High Temperature Superconductivity: Ineluctable Complexity [PDF]

open access: yes, 2013
The discovery of charge-density-wave order in the high-temperature superconductor YBa$_2$Cu$_3$O$_{6+y}$ places charge order centre stage with superconductivity, suggesting they they are intertwined rather than competing.Comment: 3 pages, 1 figure, 19 ...
Fradkin, Eduardo, Kivelson, Steven A.
core   +1 more source

Thermal properties of fluoride mixtures near the melting point

open access: yesChimica Techno Acta
The thermal diffusivity of LiF-NaF-KF (FLiNaK), NaF-KF and FliNaK-NdF3 mixtures was studied by laser flash method near the melting point. The obtained results demonstrate that the thermal diffusivity of the melts slowly decreases within a certain ...
Aleksey Rudenko   +3 more
doaj   +1 more source

Low-Vacuum Pyrolysis of YBCO Films by Using Fluorine-Free Metal Organic Chemical Deposition

open access: yesCrystals, 2022
The preparation of YBCO superconducting films by using metal organic chemical deposition (MOD) involves low-temperature pyrolysis and high-temperature treatment. The former process generally requires the introduction of water vapor and other gases.
Zhao Yang   +5 more
doaj   +1 more source

Stability and Thermoelasticity of Diaspore by Synchrotron X-ray Diffraction and Raman Spectroscopy

open access: yesFrontiers in Earth Science, 2021
The thermoelasticity and stability of diaspore (α-AlOOH, Al1.002Fe0.003OOH) were investigated in this study by in situ synchronous X-ray diffraction (XRD) and Raman spectroscopy methods at high pressure and high temperature conditions.
Shijie Huang   +17 more
doaj   +1 more source

High Temperature Ceramic Materials [PDF]

open access: yesMaterials, 2021
Thanks to their superior physiochemical properties such as high melting point, excellent mechanical properties, good thermal properties, and great corrosion/erosion resistance, high temperature ceramic materials (HTCM) find applications in a broad range of demanding areas or industrial sectors, e [...]
openaire   +2 more sources

Prolonged Corrected QT Interval as an Early Electrocardiographic Marker of Cyclophosphamide‐Induced Cardiotoxicity in Pediatric Hematology and Oncology Patients

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Cyclophosphamide (CY) is associated with potentially fatal cardiotoxicity, yet no electrocardiographic indices have been established for early detection of CY‐induced cardiomyopathy. This study aimed to determine whether corrected QT interval (QTc) prolongation can predict early onset of CY‐related cardiac dysfunction in pediatric ...
Junpei Kawamura   +5 more
wiley   +1 more source

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