Results 121 to 130 of about 78,480 (275)

Observation of Magnetic‐Anisotropy Crossover and High‐Temperature Skyrmions in the Dirac Magnet Fe3Ge with a Distorted Kagome Lattice

open access: yesAdvanced Science, EarlyView.
A temperature‐driven magnetic anisotropy crossover is revealed in the Dirac kagome magnet Fe3Ge with a distorted kagome lattice. The transition from easy‐plane to easy‐axis magnetic anisotropy stabilizes robust Bloch‐type skyrmions over an exceptionally wide temperature window of 375–650 K.
Yalei Huang   +15 more
wiley   +1 more source

La formación del Estado en Colombia y el origen histórico de su debilidad coercitiva. Algunas aproximaciones

open access: yesCiencias Sociales y Educación, 2013
Este artículo de reflexión nace del trabajo de grado de la Maestría en Estudios Políticos, titulada: La guerra y la formación del Estado en Colombia, la cual se apoya sobre el supuesto de que la violencia política, y más exactamente la guerra, es un ...
Carlos Mario Berrío Meneses
doaj  

Freestanding Hierarchical‐Porous BCZT Thin Films Enable Efficient Ultrasonic Energy Harvesting in Soft Tissue

open access: yesAdvanced Science, EarlyView.
Freestanding hierarchical‐porous BCZT thin films integrate a compliant porous surface with a dense piezoceramic backbone to balance mechanical reliability, voltage sensitivity, and acoustic coupling. The films enable stable wearable pulse‐wave monitoring and enhanced tissue‐coupled ultrasonic energy harvesting, offering a promising route toward soft ...
Zifan Li   +14 more
wiley   +1 more source

El aparato digital en la estrategia de coerción política contemporánea

open access: yes, 2018
En este artículo nos propusimos esclarecer el rol del aparato digital en la estrategia de coerción política contemporánea. Lo anterior, comprendiendo al aparato digital como responsable actual del hacer-aparecer mundano dominante.
Libretti Peña, Ignacio
core   +2 more sources

COERCION AS A METHOD OF EDUCATING FROM THE PERSPECTIVES OF MODERN EDUCATION AND ISLAM

open access: yesHamdard Islamicus, 2020
The use of coercion in moral education and its conflict with moral independence is an important issue in modern education that originated from the Enlightenment period.
Javad Fakhkhar Toosi, Asyraf Isyraqi Bin Jamil
doaj   +2 more sources

Emergent Magnetism, Heavy Electrons, and Pressure‐Induced Reentrant Superconductivity in the Iron Substituted 4d Transition‐Metal Sulfides

open access: yesAdvanced Science, EarlyView.
This work illustrates that magnetic Fe substitution enables systematic modulation of physical properties of the putative unconventional superconductor Rh17S15. Iron doping uncovers delicate competition between weak ferromagnetism, spin‐glass states, heavy‐fermion signatures, and superconductivity.
Yalei Huang   +18 more
wiley   +1 more source

Giant Direct Magnetoelectric Effect in Nanocomposite CoFe2O4:PVDF‐TrFE Thin Films

open access: yesAdvanced Science, EarlyView.
A novel three‐step grow‐etch‐fill fabrication approach creates structured cobalt ferrite/ferroelectric polymer nanocomposites with high interfacial areas. Driven by efficient strain‐mediated coupling, this crystalline system achieves a giant room‐temperature magnetoelectric coefficient nearly two orders of magnitude higher than other CFO/PVDF‐TrFE thin
Muireann de h‐Óra   +8 more
wiley   +1 more source

Crystallized Domain Walls in HfO2 Enable Chessboard‐Type Ultra‐High‐Dense Ferroelectric Memory

open access: yesAdvanced Science, EarlyView.
In general, DWs in ferroelectrics stabilize within a widely spread transition region between two oppositely polarized domains, which severely limits the achievable memory density. Here, the reported DWs in HfO2 constitute perfect crystalline structures along arbitrary crystallographic directions, enabling the formation of the narrowest square‐shaped ...
Pawan Kumar   +4 more
wiley   +1 more source

Age and frequency of clinical contraceptive coercion: An analysis of age-based differences in upward and downward clinical coercion in a national sample

open access: yesWomen's Health
Background Clinical contraceptive coercion—pressure from healthcare providers to use (upward) or not use (downward) contraception—threatens reproductive autonomy.
Elizabeth Pleasants DrPH, MPH   +5 more
doaj   +1 more source

Asertividad sexual y coerción sexual en jóvenes varones de Lima Metropolitana [PDF]

open access: yes
El presente estudio tuvo como objetivo general establecer la relación entre la asertividad sexual y coerción sexual en jóvenes varones de Lima Metropolitana.
Romero Monzon, Miguel Angel   +1 more
core  

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