Results 31 to 40 of about 907,962 (189)

Thermal‐Driven Diode Polarity Switching From Competing Helical Superconducting States in WTe2/α‐Fe2O3 Heterostructures

open access: yesAdvanced Materials, EarlyView.
A Nb‐proximitized Josephson junction based on a WTe2/α‐Fe2O3 heterostructure exhibits a robust superconducting diode effect with programmable polarity. The diode direction can be trained by magnetic fields and switched by temperature cycling, revealing tunable finite‐momentum pairing states and competing superconducting states in symmetry‐broken ...
Enze Zhang   +9 more
wiley   +1 more source

Ferromagnetism of Molecular Beam Epitaxy‐grown Ultra‐thin Cr2Ge2Te6 Films Down to the Monolayer Limit on Si Substrates

open access: yesAdvanced Materials, EarlyView.
Uniform monolayer Cr2Ge2Te6 films are achieved on Si substrates by molecular beam epitaxy. Intrinsic ferromagnetism with perpendicular magnetic anisotropy is established in the films by anomalous Hall effect and superconducting quantum interference device measurements, albeit with strong magnetic fluctuations characteristic of its 2D nature.
Pengfei Ji   +15 more
wiley   +1 more source

Eliminating Criteria During +Gz Acceleration Selective Test

open access: yes, 2022
Eliminating Criteria During +Gz Acceleration Selective Test, 61st Annual Conference Of The Indian Society Of Aerospace ...
J. Vidaković   +3 more
core   +1 more source

Rational Tuning of Hygroscopic Oscillation of Stacked Nanoflake Assemblies for Continuous Ambient Energy Harvesting

open access: yesAdvanced Materials, EarlyView.
Stacked nanoflake assembly (SNA) membranes can oscillate autonomously, offering opportunities for soft actuation and energy harvesting. This work uncovers the physical mechanism behind the sustained oscillation of SNA membranes in gradient humidity and identifies three governing dimensionless parameters, enabling rational design for optimizing SNA ...
Zijing Zhang   +5 more
wiley   +1 more source

Right ventricular pressure response to +GZ acceleration stress

open access: yes, 1982
Measurements of right ventricular pressure in miniature swine were made at +Gz levels from +1 through +9 Gz. Polyethylene catheters were chronically placed in the cranial vena cava of five 2-yr-old female miniature swine (35–50 kg).
J. E. Whinnery, M. H. Laughlin
core   +1 more source

sj-gz-1-ivi-10.1177_14738716211038618 – Supplemental material for STFT-LDA: An algorithm to facilitate the visual analysis of building seismic responses

open access: yes, 2021
Supplemental material, sj-gz-1-ivi-10.1177_14738716211038618 for STFT-LDA: An algorithm to facilitate the visual analysis of building seismic responses by Zhenge Zhao, Danilo Motta, Matthew Berger, Joshua A Levine, Ismail B Kuzucu, Robert B Fleischman ...
Danilo Motta (11313644)   +7 more
core   +1 more source

Parity‐Dependent THz Harmonic Generation in Electrically Pumped Micro‐Lasers Exploiting Topological Insulator–Metamaterial Gratings

open access: yesAdvanced Materials, EarlyView.
Topological insulator–metamaterials integrated with electrically driven terahertz quantum cascade lasers enable parity‐dependent harmonic generation. Bulk‐dominated Bi2Se3 favors third‐harmonic emission at 9.96 THz, whereas topological‐surface‐state‐dominated Bi2Se3, Bi2Te3, and (Bi,Sb)2Te3 generate strong second harmonics near 6.5 THz.
Alessandra Di Gaspare   +9 more
wiley   +1 more source

Analysis of the coupling effect of water on deck and parametric rolling motion in regular waves

open access: yesZhongguo Jianchuan Yanjiu
ObjectivesParametric rolling and green water on deck are two critical nonlinear phenomena closely related to ship motion stability, particularly under severe sea conditions.
Jiarun ZHANG   +4 more
doaj   +1 more source

Systolic time intervals during +Gz acceleration

open access: yes, 1976
Systolic time intervals (STI) were recorded in 8 healthy male volunteersbefore, during, and after 30-s exposures to +3 Gz, +5 Gz, and +7 Gz acceleration. Heart rate (HR) increased at all +Gz levels, as did the HR correctedQSIc interval, left ventricular
T. B. Graboys, E. D. Michaelson
core   +1 more source

Bacteria‐Trained, MnO2‐Armored Dendritic Cells for Immunotherapy

open access: yesAdvanced Materials, EarlyView.
MnO2‐armored, bacteria‐trained dendritic cells undergo tumor‐responsive mechanical and immunological transformation. The nanocoating masks immune ligands and maintains a mechanically stiff, quiescent state during circulation, while the tumor microenvironment removes the armor and restores cellular deformability and immune accessibility.
Zhao Guo   +9 more
wiley   +1 more source

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