Results 61 to 70 of about 1,257,231 (376)

Disorder-Induced First Order Transition and Curie Temperature Lowering in Ferromagnatic Manganites [PDF]

open access: yesPhysical Review B, {\bf 73}, 214404 (2006), 2006
We study the effect that size disorder in the cations surrounding manganese ions has on the magnetic properties of manganites. This disorder is mimic with a proper distribution of spatially disordered Manganese energies. Both, the Curie temperature and the order of the transition are strongly affected by disorder.
arxiv   +1 more source

Disentangling substance use and related problems: urgency predicts substance-related problems beyond the degree of use

open access: yesBMC Psychiatry, 2021
Background Substance use disorders are reliably associated with high impulsivity and sensation seeking. Importantly, both precede problematic substance use, implicating them as risk factors.
Malin K. Hildebrandt   +2 more
doaj   +1 more source

Probability of Drug Abuse Recurrence during Quarantine Period of Corona Virus Disease 2019 (COVID-19) pandemic [PDF]

open access: yesJournal of Health Sciences and Surveillance System, 2020
Corona Virus Disease 2019 (COVID-19), a cluster of acute respiratory illness with unknown causes, occurred in Wuhan, Hubei Province, China since December 2019(1). COVID-19, a contagious disease, has spread all around the globe.
Mohammad-Rafi Bazrafshan, Maasumeh Elahi
doaj   +1 more source

Spin-selective localization of correlated lattice fermions [PDF]

open access: yesPhys. Rev. B 92, 094202 (2015), 2015
The interplay between local, repulsive interactions and disorder acting only on one spin orientation of lattice fermions ("spin-dependent disorder") is investigated. The nonmagnetic disorder vs. interaction phase diagram is computed using Dynamical Mean-Field Theory in combination with the geometric average over disorder.
arxiv   +1 more source

Research on Etiological aspects of Dual Pathology [PDF]

open access: yes, 2010
Introducción: Es importante evaluar la interacción entre los antecedentes psicopatológicos familiares (AF), la dinámica familiar (DF), los trastornos de conducta, los trastornos por uso de sustancias y los trastornos de personalidad (TP).
Barea, Juan   +6 more
core   +1 more source

The impact of speckle disorder on a superfluid Fermi system [PDF]

open access: yesPhys. Rev. B 100, 045149 (2019), 2018
Optical lattice experiments which probe the effect of disorder on superfluidity often use a speckle pattern for generating the disorder. Such speckle disorder is spatially correlated. While fermionic superfluidity in the presence of uncorrelated disorder is well studied, the impact of correlated disorder, particularly on thermal properties of the ...
arxiv   +1 more source

Error-related brain activity as a transdiagnostic endophenotype for obsessive-compulsive disorder, anxiety and substance use disorder [PDF]

open access: yes, 2019
Background Increased neural error-signals have been observed in obsessive-compulsive disorder (OCD), anxiety disorders, and inconsistently in depression. Reduced neural error-signals have been observed in substance use disorders (SUD). Thus, alterations
Bey, Katharina   +8 more
core   +1 more source

Interplay of disorder and interactions in a flat-band supporting diamond chain [PDF]

open access: yesPhys. Rev. Research 2, 043395 (2020), 2019
We systematically study the effect of disorder and interactions on a quasi-one dimensional diamond chain possessing flat bands. Disorder localizes all the single particle eigenstates, while at low disorder strengths we obtain weak flat-band based localization (FBL), at high disorder strengths, we see conventional Anderson localization (AL).
arxiv   +1 more source

Effectiveness of dietary interventions in mental health treatment : A rapid review of reviews [PDF]

open access: yes, 2022
Aim This rapid review of reviews aimed to determine the extent of research undertaken on the effectiveness of dietary interventions for individuals with a mental disorder.
Burrows, Tracy   +9 more
core   +1 more source

Change processes questionnaire for treatment of drug dependents based on transtheoretical model: Psychometric properties in Iran 2016

open access: yesElectronic Physician, 2017
Background: Drug abuse is a serious subject that can lead to social, economic, cultural and health problems. The routine approaches in treatment of drug abuse are either medication or non-medication methods. Non-medication approach is focused on mental
Reza Shahrabadi   +3 more
doaj   +1 more source

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