Results 91 to 100 of about 38,954 (267)

Structure of AlN on Si (111) Deposited with Metal Organic Vapor Phase Epitaxy [PDF]

open access: bronze, 1999
Eric Rehder   +5 more
openalex   +1 more source

Neoarchean Arc Magmatism and Crust Recycling in the Northern Marginal Zone of the Limpopo Complex, Zimbabwe: New Insights From Zircon U‐Pb‐Hf Isotopes of a Charnockite Suite

open access: yesGeological Journal, EarlyView.
Charnockites with 2691–2607 Ma magmatic ages from the NMZ show arc‐magmatic geochemical signatures. They correspond to the lower‐crustal equivalent of the Chilimanzi Suite Granite in the Zimbabwe Craton. Lu‐Hf isotopic data of magmatic zircons show negative εHf(t) values (−11.18 to −2.20) with TDMC ages of 3699–3158 Ma, suggesting their protolith ...
Toshiaki Tsunogae   +6 more
wiley   +1 more source

Research progress on the depth of anesthesia monitoring based on the electroencephalogram

open access: yesIbrain, Volume 11, Issue 1, Page 32-43, Spring 2025.
Electroencephalogram (EEG) can noninvasive, continuous, and real‐time monitor the state of brain electrical activity, and the monitoring of EEG can reflect changes in the depth of anesthesia (DOA). The development of artificial intelligence can enable anesthesiologists to extract, analyze, and quantify DOA from complex EEG data.
Xiaolan He, Tingting Li, Xiao Wang
wiley   +1 more source

Somatic cell reprogramming for Parkinson's disease treatment

open access: yesIbrain, Volume 11, Issue 1, Page 59-73, Spring 2025.
The fundamental purpose of cell reprogramming to treat Parkinson's disease is to generate dopaminergic neurons (DAN) and do transplantation. There are two ways to accomplish this. One method is to induce cells into induced DA neurons (iDAN) directly or to induce cells into induced pluripotent stem cells and ultimately into iDAN in vitro. Another option
Xiaozhuo Li, Kevin Fang, Fengping Wang
wiley   +1 more source

High-voltage kV-class AlN metal-semiconductor field-effect transistors on single-crystal AlN substrates

open access: yesApplied Physics Express
This letter reports the demonstration and electrical characterization of high-voltage AlN metal-semiconductor field-effect transistors (MESFETs) on single-crystal AlN substrates.
Bingcheng Da   +4 more
doaj   +1 more source

Influence of argon/nitrogen sputtering gas and molybdenum/titanium seed layer on aluminium nitride ⟨100⟩ thin film growth using ceramic target

open access: yesJournal of Materials Research and Technology
Aluminium nitride (AlN) can be sputter-deposited onto a substrate to form polycrystalline or single crystal AlN thin film layer. Highly crystalline AlN in ⟨100⟩ orientation has found its application in high-frequency acoustic wave resonators.
Muhammad Izzuddin Abd Samad   +6 more
doaj   +1 more source

Luminescent nano‐structured semiconductor materials via doping engineering: Functional applications toward intelligent optoelectronics and photonics

open access: yesInformation &Functional Materials, EarlyView.
This cover focuses on luminescent ion‐doped nano‐structured semiconductors (0D/1D/2D), highlighting their coupling mechanisms, diverse applications, and future directions. It visualizes core uses in information, biomedicine, and energy for intelligent optoelectronics/photonics.
Kai Chen   +6 more
wiley   +1 more source

Thermochemical treatment of sputtered-AlN/2D MoS2 seed layers: a new elaboration process of highly c-axis AlN films

open access: yesJPhys Materials
AlN-based acoustic filters are key devices in radio frequency communications. The AlN material crystal quality on silicon substrates limits the current performances of these devices.
J Patouillard   +14 more
doaj   +1 more source

Effect of oxygen content on bending strength and thermal conductivity of aluminum nitride ceramics

open access: yesFenmo yejin jishu
AlN ceramic powders with the different oxygen contents were prepared by the carbon-thermal reduction method through controlling the carbon removal process, using Al2O3 powders and carbon black as raw materials.
PU Enxiang   +7 more
doaj   +1 more source

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