Results 91 to 100 of about 14,608,655 (298)

Ising Model and L-Function

open access: yesTheoretical and Mathematical Physics, 2001
The correlation functions are calculated for the two dimensional Ising model with free boundary conditions and the two dimensional Ising model with periodic boundary conditions.
openaire   +3 more sources

Income tax evasion dynamics: Evidence from an agent-based econophysics model [PDF]

open access: yes
We analyze income tax evasion dynamics in a standard model of statistical mechanics, the Ising model of ferromagnetism. However, in contrast to previous research, we use an inhomogeneous multi-dimensional Ising model where the local degrees of freedom ...
Pickhardt, Michael, Seibold, Goetz
core  

Modelo de ising na rede de bethe com interações ate terceiros vizinhos [PDF]

open access: yes, 1998
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciencias Fisicas e MatematicasEstudamos o modelo de Ising na rede de Bethe, com interações ferromagnéticas entre spins primeiros vizinhos, e com sinal arbitrário entre segundos e ...
Santos, Adriano dos
core  

Evidence for Itinerant Ferromagnetic Flat Bands Producing Large Transverse Responses

open access: yesAdvanced Materials, EarlyView.
Itinerant ferromagnetic flat bands are demonstrated in GdCo5 with a high Curie temperature of 940K, a stacked honeycomb–kagome lattice, through angle‐resolved photoemission spectroscopy and magneto‐thermoelectric measurements. These topological flat bands generate large Berry curvaturte, producing gigantic anomalous Nernst effect with record‐high ...
Susumu Minami   +15 more
wiley   +1 more source

In-depth investigation of phase transition phenomena in network models derived from lattice models

open access: yesAIP Advances
Lattice models exhibit significant potential in investigating phase transitions, yet they encounter numerous computational challenges. To address these issues, this study introduces a Monte Carlo-based approach that transforms lattice models into a ...
Yonglong Ding
doaj   +1 more source

n‐Type Polymer Radio Frequency Rectifiers Operating at 18.5 GHz

open access: yesAdvanced Materials, EarlyView.
Combining an n‐doped polymer semiconductor with wafer‐scale asymmetric planar electrodes featuring work function‐engineered contacts yields radio‐frequency diodes and rectifying circuits operating at up to 18.5 GHz. The devices combine scalable manufacturing with an operating frequency previously unattainable by large‐area organic electronics ...
Lazaros Panagiotidis   +19 more
wiley   +1 more source

On-demand photonic Ising machine with simplified Hamiltonian calculation by phase encoding and intensity detection

open access: yesCommunications Physics
The photonic Ising machine is a new paradigm of optical computing that takes advantage of the unique properties of light wave propagation, parallel processing, and low-loss transmission.
Jiayi Ouyang   +10 more
doaj   +1 more source

Emergent Spin Supersolids in Frustrated Quantum Materials

open access: yesAdvanced Materials, EarlyView.
This review highlights developments in the study of spin super‐solids in frustrated quantum materials. Advanced experimental characterizations and computational studies enable a comprehensive understanding of the driving mechanisms of spin super‐solidity in various layered transition‐metal compounds, bridging materials, experiments, and theory aspects.
Yixuan Huang   +2 more
wiley   +1 more source

Comparison of Monte Carlo Metropolis, Swendsen-Wang, and Wolff Algorithms in the Critical Region for the 2-dimensional Ising Model

open access: yes, 2008
We measure the efficiency of the Metropolis, Swendsen-Wang, and Wolff algorithms in the critical region as characterized by the correlation time . This correlation time is then used to determine the dynamical critical exponent z using = L with L ...
Kyimba, Eloi-Alain
core  

Ising-Traffic: Using Ising Machine Learning to Predict Traffic Congestion under Uncertainty

open access: yes, 2023
This paper addresses the challenges in accurate and real-time traffic congestion prediction under uncertainty by proposing Ising-Traffic, a dual-model Ising-based traffic prediction framework that delivers higher accuracy and lower latency than SOTA ...
Sharma, Anshujit   +7 more
core   +1 more source

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