Results 91 to 100 of about 1,767,962 (350)

Control of Polarization and Polar Helicity in BiFeO3 by Epitaxial Strain and Interfacial Chemistry

open access: yesAdvanced Functional Materials, EarlyView.
In BiFeO3 thin films, the interplay of interfacial chemistry, electrostatics, and epitaxial strain is engineered to stabilize homohelicity in polarization textures at the domain scale. The synergistic use of a Bi2O2‐terminated Aurivillius buffer layer and a highly anisotropic compressive epitaxial strain offers new routes to control the polar‐texture ...
Elzbieta Gradauskaite   +5 more
wiley   +1 more source

Protective role of L-tyrosine in the sterilization of Ceruloplasmin therapeutic protein by gamma-irradiation

open access: yes, 2004
Gamma-irradiation of proteins in aqueous media at doses higher than 5 kGy, is known to induce their aggregation (without oxygen) or degradation (in presence of oxygen). The effect of L-tyrosine (Tyr) addition before irradiation of therapeutic proteins, i.
Lacroix, Monique   +3 more
core   +1 more source

Role of Intrinsic Electron Trapping in Negative Charging of Amorphous Alumina

open access: yesAdvanced Functional Materials, EarlyView.
Intrinsic electron trapping in amorphous Al2O3 is examined using hybrid‐DFT models spanning a wide density range. Both spontaneous and thermally activated trapping are identified, with pronounced spontaneous localization in dense, partly crystallized structures.
Jack W. Strand   +5 more
wiley   +1 more source

Involvement of Substance P and the Neurokinin-1 Receptor in Radiation-Induced Hair Loss in Mice

open access: yesJournal of Pharmacological Sciences, 2010
We investigated the involvement of substance P (SP) and the neurokinin-1 receptor (NK1 R) in the development of radiation-induced hair loss in mice.
Kouichi Yamamoto   +4 more
doaj   +1 more source

X-ray diffraction and thermodynamics kinetics of SiB6 under gamma irradiation dose

open access: yesSilicon, 2018
The silicide hexaboride (B6Si) was irradiated with 60Co at room temperature to study the structural changes and weight kinetics. The B6Si samples were irradiated using a gamma source with a dose rate (D) of 0.27 Gy/s.
M. Mirzayev   +6 more
semanticscholar   +1 more source

Effects of gamma-ray irradiation on electronic and non-electronic equipment of Large Helical Device

open access: yes, 2017
0000-0003-4555-1837In a deuterium operation on the Large Helical Device, the measurement and control equipment placed in the torus hall must survive under an environment of radiation.
SATO, Masahiko   +7 more
core   +1 more source

Intermediate Resistive State in Wafer‐Scale Vertical MoS2 Memristors Through Lateral Silver Filament Growth for Artificial Synapse Applications

open access: yesAdvanced Functional Materials, EarlyView.
In MOCVD MoS2 memristors, a current compliance‐regulated Ag filament mechanism is revealed. The filament ruptures spontaneously during volatile switching, while subsequent growth proceeds vertically through the MoS2 layers and then laterally along the van der Waals gaps during nonvolatile switching.
Yuan Fa   +19 more
wiley   +1 more source

Liquid Phase Transmission Electron Microscopy: A Window into the Early Stages of Complex Material Formation

open access: yesAdvanced Functional Materials, EarlyView.
Liquid‐phase transmission electron microscopy enables direct observation of nucleation and growth processes in solution. This review is dedicated to the remembrance of Helmut Cölfen and highlights recent studies on complex materials—oxides, biominerals, organic–inorganic crystals—which were central to his research activity. It summarizes key milestones,
Charles Sidhoum   +5 more
wiley   +1 more source

Optical study of gamma irradiated sodium metaphosphate glasses containing divalent metal oxide MO (ZnO or CdO)

open access: yesResults in Physics, 2017
Sodium metaphosphate glasses containing divalent metal oxide, ZnO or CdO with composition 50 P2O5 – (50 − x) Na2O – x MO (ZnO, or CdO) where x = 0, 10, 20 (mol%) were prepared by conventional melt method. UV/visible spectroscopy and FTIR spectroscopy are
E. Nabhan   +2 more
doaj   +1 more source

Multimodal Soft Surgical Robots Enabled by Eco‐Degradable, Sterilizable Polymers and Transient Electronics

open access: yesAdvanced Functional Materials, EarlyView.
A compostable PGS soft surgical robot with interchangeable modules integrates transient Mo tactile and Si thermal sensors for dual feedback. The device preserves its function after clinical‐grade sterilization, demonstrates stable actuation and cardiac tissue grasping with real‐time in vivo pulsatile monitoring, and biodegrades post‐use with soil‐safe, 
Minseong Chae   +27 more
wiley   +1 more source

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