Results 71 to 80 of about 3,581,558 (296)

Unexpected Asymmetric Mn‐Sb Site Mixing and Reentrant Spin‐Glass State of MnSb2Te4

open access: yesAdvanced Functional Materials, EarlyView.
MnSb2Te4 is an intrinsic magnetic topological insulator. Its properties are extraordinarily sensitive to tiny defects, making structural studies essential for understanding how magnetism and topology work together. This work shows that Mn can be unevenly distributed within the crystal and how that disorder is linked to a newly reported spin‐glass state
Gustavo Chavez Ponce de Leon   +7 more
wiley   +1 more source

Intrinsic noise analyzer:a software package for the exploration of stochastic biochemical kinetics using the system size expansion [PDF]

open access: yes, 2012
The accepted stochastic descriptions of biochemical dynamics under well-mixed conditions are given by the Chemical Master Equation and the Stochastic Simulation Algorithm, which are equivalent.
Matuschek, H   +12 more
core   +1 more source

Evaluation of a Stochastic Mixing Scheme in the Deep Convective Gray Zone Using a Tropical Oceanic Deep Convection Case Study

open access: yesJournal of Advances in Modeling Earth Systems
A stochastic horizontal subgrid‐scale mixing scheme is evaluated in ensemble simulations of a tropical oceanic deep convection case using a horizontal grid spacing (Δh) of 3 km.
McKenna W. Stanford   +2 more
doaj   +1 more source

Simulation-based predicting the position of road tank explosions. Part II: a case study

open access: yesTransport, 2012
A case study describing a simulation-based prediction of geometric characteristics of a road tank accident is presented. The case study evaluates the performance of the accident prediction model proposed in the first part of this study (Vaidogas et al ...
Egidijus Rytas Vaidogas   +2 more
doaj   +1 more source

Neuromorphic Devices for Extreme Environments: State‐Variable Reliability and Stabilization Strategies

open access: yesAdvanced Functional Materials, EarlyView.
Neuromorphic devices for extreme environments are interpreted through the physical states that store and process information. Radiation, temperature extremes, and vacuum can perturb vacancies, filaments, trapped charges, polarization, interfaces, and readout signals.
Taehyun Park   +7 more
wiley   +1 more source

Simulation of Stochastic Activity Networks

open access: yesProceedings of the 5th International Conference on Simulation and Modeling Methodologies, Technologies and Applications, 2015
Stochastic Activity Networks (SANs) are used in modeling and managing projects that are characterized by uncertainty. SANs are primarily managed using Monte Carlo Sampling (MCS). The accuracy of the results obtained from MCS depends on the sample size.
Bajis M. Dodin, Abdelghani A. Elimam
openaire   +2 more sources

Programming Neuromorphic Plasticity Through Ionic and Electronic Coupling in Organic Electrochemical Transistors

open access: yesAdvanced Functional Materials, EarlyView.
Neuromorphic plasticity in OECTs is governed by the post‐stimulus evolution of coupled ionic and electronic states. Semiconductor chemistry and morphology, electrolyte composition and interfaces, and device architecture regulate ion injection, transport, confinement, and release, shifting responses from rapidly relaxing STP to metastable memory and ...
Inho Lee   +9 more
wiley   +1 more source

Efficient Time-Domain Dimension Reduction Methods for Simulating Stationary Stochastic Processes

open access: yesMathematics
The high-dimensional stochastic space caused by a large number of random variables remains a significant challenge hindering the practical application of stochastic process simulation in engineering.
Guoyu Liu   +3 more
doaj   +1 more source

Simulation of a stochastic vortex tangle [PDF]

open access: yesLow Temperature Physics, 2003
We present the results of a simulation of the chaotic dynamics of quantized vortices in the bulk of superfluid He II. The evolution of vortex lines is calculated on the basis of the Biot—Savart law. The dissipative effects arising from the interaction with the normal component or/and from relaxation of the order parameter are taken into account ...
Kondaurova, L.P.   +2 more
openaire   +2 more sources

Low‐Flicker‐Noise MoS2 Transistors Enabled by High‐κ Rare‐Earth Oxychlorides for Mixed‐Signal Electronics

open access: yesAdvanced Functional Materials, EarlyView.
Single‐crystalline LaOCl and GdOCl form atomically abrupt, Cl‐terminated interfaces with MoS2, enabling near‐ideal switching and suppressed flicker noise. Carrier‐number‐fluctuation analysis yields effective noise‐derived interface trap densities of 1.15–1.94 × 1010 cm−2 eV−1, approaching hexagonal boron nitride levels with high‐κ coupling.
Chanho Lee   +10 more
wiley   +1 more source

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