Results 141 to 150 of about 21,564,977 (361)

Ultrafast Demagnetization Through Femtosecond Generation of Non‐Thermal Magnons

open access: yesAdvanced Physics Research, EarlyView.
A fully ab initio parametrized model is developed to describe out‐of‐equilibrium magnon dynamics in ferromagnetic metals. Applying this model to ultrafast laser‐induced demagnetization, it is revealed that the generation of non‐thermal magnons provides a sizable demagnetization within 200 fs in excellent comparison with experiments, which establishes ...
Markus Weißenhofer, Peter M. Oppeneer
wiley   +1 more source

Mechanistic spatial models for heavy metal pollution

open access: yesEnvironmetrics, Volume 33, Issue 8, December 2022., 2022
Abstract Mining operations can contribute substantial amounts of pollution in the form of atmospheric dust. Statistical models predicting the spread of pollutants from these sources are useful for evaluating the environmental impacts of mines. Our study develops a mechanistic spatial model for heavy metal concentrations in Cape Krusenstern National ...
Wilson J. Wright   +3 more
wiley   +1 more source

Axion‐Like Interactions and CFT in Topological Matter, Anomaly Sum Rules and the Faraday Effect

open access: yesAdvanced Physics Research, EarlyView.
This review investigates the connection between chiral anomalies and their manifestation in topological materials, using both perturbative methods based on ordinary quantum field theory and conformal field theory (CFT). It emphasizes the role of CFT in momentum space for parity‐odd correlation functions, and their reconstruction by the inclusion of a ...
Claudio Corianò   +4 more
wiley   +1 more source

A simple phenomenological model for describing the normal state single particle spectral function of high temperature superconductors [PDF]

open access: yesarXiv, 2015
Describing the normal state single particle spectral function line shapes of high temperature superconductors remains an important goal in condensed matter physics. Recently, we have proposed a phenomenological extremely correlated Fermi liquid (pECFL) model that promises to accomplish this goal and that is uniquely distinguished from other models ...
arxiv  

A phenomenological model to describe turbulent friction in permeable‐wall flows

open access: yes, 2012
Describing the canonical properties of turbulent flows over rough‐permeable walls such as gravel beds, vegetated‐ or snow‐covered surfaces have, to date, resisted complete theoretical treatment. The major complication in describing such geophysical flows
Costantino Manes, L. Ridolfi, G. Katul
semanticscholar   +1 more source

Superconducting Diode Effects: Mechanisms, Materials and Applications

open access: yesAdvanced Physics Research, EarlyView.
Superconducting diode effects, nonreciprocal current characteristics of superconductors in the absence of both time reversal and inversion symmetry, exhibit non‐dissipative supercurrent in one direction and ohmic current in the opposite. Abstract Superconducting diode effects (SDEs) generally emerge in superconducting systems where both time‐reversal ...
Jiajun Ma, Ruiya Zhan, Xiao Lin
wiley   +1 more source

‘It makes you not want to eat’: Perceptions of anti‐obesity public health campaigns in individuals diagnosed with an eating disorder

open access: yesEuropean Eating Disorders Review, Volume 31, Issue 1, Page 166-177, January 2023., 2023
Abstract Objective Recent research has highlighted the potentially deleterious effects of anti‐obesity public health campaigns on vulnerable audiences such as those at risk of, or diagnosed with, eating disorders (ED). The qualitative experiences of campaigns in this population group have been little explored.
Claire Bristow   +3 more
wiley   +1 more source

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