Results 21 to 30 of about 120,604 (268)

Widely tunable GaAs bandgap via strain engineering in core/shell nanowires with large lattice mismatch

open access: yesNature Communications, 2019
Designing core/shell nanowires with desired optoelectronic properties of III-V semiconductor alloys remains a challenge. Here, the authors report an engineering strategy to surmount strain-induced difficulties in the growth achieving highly strained ...
Leila Balaghi   +9 more
doaj   +1 more source

Growth and martensitic transformation of ferromagnetic Co-Cr-Ga-Si epitaxial films

open access: yesScience and Technology of Advanced Materials, 2023
During cooling, conventional martensitic transformation can only be realized from austenite to martensite. Recently, a so-called reentrant martensitic transformation attracted much interest due to an additional transformation from martensite to austenite
Yuru Ge   +5 more
doaj   +1 more source

Measurement and Simulation of Ultra-Low-Energy Ion–Solid Interaction Dynamics

open access: yesMicromachines, 2023
Ion implantation is a key capability for the semiconductor industry. As devices shrink, novel materials enter the manufacturing line, and quantum technologies transition to being more mainstream.
Michael Titze   +7 more
doaj   +1 more source

IBC - ION BEAM CENTER [PDF]

open access: yesJournal of large-scale research facilities JLSRF, 2017
In the Ion Beam Center (IBC), various set-ups – electrostatic accelerators, ion implanters, plasma-based ion implantation equipment, low-energy ion tools, an ion microscope etc. – are combined into a unique facility for research and applications using ion beams. Almost all ions from stable chemical nuclides are available in the ion energy range from 10
Borany, J., Facsko, S., Weißig, A.
openaire   +2 more sources

Thermal stability and anisotropic thermal expansion of WS2 annealed in different atmospheres [PDF]

open access: yesRSC Advances
Two-dimensional transition metal dichalcogenides (TMDCs) are promising semiconductors for next-generation nanoelectronic and optoelectronic devices due to their thickness-dependent band structure and direct band gap in the monolayer limit. However, their
Doyeon Jin   +6 more
doaj   +1 more source

Cosmogenic background study for a $$^{100}$$ 100 Mo-based bolometric demonstration experiment at China JinPing underground Laboratory

open access: yesEuropean Physical Journal C: Particles and Fields, 2022
We perform simulation study for a 10-kg $$^{100}$$ 100 Mo-based bolometeric demonstration experiment for neutrinoless double-beta decay ( $$0\nu \beta \beta $$ 0 ν β β ) search at China JinPing underground Laboratory (CJPL).
W. Chen   +4 more
doaj   +1 more source

Effects of Lactic Acid Bacterial Inoculants on Fermentation Quality, Bacterial Community, and Mycotoxins of Alfalfa Silage under Vacuum or Nonvacuum Treatment

open access: yesMicroorganisms, 2021
To investigate the effects of lactic acid bacterial (LAB) inoculants and vacuuming on the fermentation quality and bacterial community, alfalfas were ensiled with or without a commercial LAB YX or Lactobacillus plantarum strain ZZUA493 for 10, 30, 60 ...
Xiaomiao Fan   +4 more
doaj   +1 more source

Development of a beam ion velocity detector for the heavy ion beam probe

open access: yesReview of Scientific Instruments, 2016
In an axisymmetric plasma, the conservation of canonical angular momentum constrains heavy ion beam probe (HIBP) trajectories such that measurement of the toroidal velocity component of secondary ions provides a localized determination of the poloidal flux at the volume where they originated.
P. J. Fimognari   +2 more
openaire   +3 more sources

Structural and biochemical analysis of a B12 superbinder

open access: yesFEBS Letters, EarlyView.
BtuG proteins are vitamin B12 scavengers in Bacteroides thetaiotaomicron, a dominant human gut bacterium. We present crystal structures of three BtuG homologs bound to cobalamin and its precursor cobinamide, revealing picomolar binding affinities, among the highest known for any natural protein.
Jose M. Martinez Felices   +3 more
wiley   +1 more source

A bimodal soft electronic skin for tactile and touchless interaction in real time

open access: yesNature Communications, 2019
To realize electronic skins for emerging technologies that require multifunctional sensing capability, intelligent design strategies are needed. Here, the authors report electronic skins with a single sensory unit that simultaneously transduces both ...
Jin Ge   +11 more
doaj   +1 more source

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