Results 121 to 130 of about 16,495,539 (312)

Vector‐Field Control and Emergent Basal‐Plane Anisotropy of Magnetic Textures in Noncentrosymmetric (Fe0.63Ni0.3Pd0.07)3P

open access: yesAdvanced Functional Materials, EarlyView.
A field‐driven transition from chiral stripes to an achiral fan state is observed in a tetragonal magnet and linked to a temperature‐dependent rotation of the effective Dzyaloshinskii–Moriya interaction axis. This interplay generates pronounced in‐plane anisotropy and provides a new route for controlling chiral spin textures in noncentrosymmetric ...
Victor Ukleev   +19 more
wiley   +1 more source

Quantum Gravity: Has Spacetime Quantum Properties? [PDF]

open access: yes, 2009
The conceptual incompatibility between General Relativity and Quantum Mechanics is generally seen as a sufficient motivation for the development of a theory of Quantum Gravity. If - so a typical argumentation - Quantum Mechanics gives a universally valid
Hedrich, Reiner
core  

Some essential elements of ``iqWaves'' --- a new approach to quantum physics

open access: yes, 2022
Full-length paper corresponding to a conference presentation made at the ``International Conference on Current Trends in Physics and Photonics (ICCTPP-2022),'' held at Pune (India), on 09 -- 11 June, 2022. This conference was organized by School of Physics, Dr.
openaire   +2 more sources

Tailoring Light Management in All‐Perovskite Tandem Solar Cells: The Impact of Nanotextures

open access: yesAdvanced Functional Materials, EarlyView.
To further improve the power conversion efficiency of all‐perovskite tandem solar cells, light management strategies need to be implemented. Front‐sided nanotextures reduce reflection losses, which boosts light absorption, thus increasing the tandem JSC, which is further supported by reducing parasitic absorption.
Sebastian Berwig   +21 more
wiley   +1 more source

Two Dogmas About Quantum Mechanics [PDF]

open access: yes, 2007
We argue that the intractable part of the measurement problem -- the 'big' measurement problem -- is a pseudo-problem that depends for its legitimacy on the acceptance of two dogmas.
Itamar Pitowsky   +3 more
core  

On the device-independent approach to quantum physics : advances in quantum nonlocality and multipartite entanglement detection

open access: yes, 2012
La physique quantique a participé au développement de nombreux domaines, qu'il s'agisse de l'informatique en permettant de traiter l'information électroniquement à l'aide de transistors, des communications, rendues possibles à grande échelle par la lumière laser guidée dans des fibre optique, ou bien de la médecine par les méthodes d'imagerie par ...
openaire   +2 more sources

Disorder‐Broadened Topological Hall Phase and Anomalous Hall Scaling in FeGe

open access: yesAdvanced Functional Materials, EarlyView.
By systematically introducing defects into FeGe via ion‐beam modification, we demonstrate that disorder broadens the temperature regime over which the topological Hall effect ‐ a signature of skyrmions or other chiral textures — appears, while also increasing its magnitude.
Chaman Gupta   +11 more
wiley   +1 more source

A quantum physical argument for panpsychism [PDF]

open access: yes, 2013
It has been widely thought that consciousness has no causal efficacy in the physical world. However, this may be not the case. In this paper, we show that a conscious being can distinguish definite perceptions and their quantum superpositions, while a ...
Gao, Shan
core  

Discovery of Energy‐Localized Trap States via Opto‐Electrical Spectroscopy in UWBG Perovskite La:SrSnO3 FETs

open access: yesAdvanced Functional Materials, EarlyView.
Combined UV–vis transmittance and wavelength‐dependent photo‐assisted DC I–V analyses reveal defect‐induced optical instability and a high density of deep donor‐like subgap traps in La‐doped SrSnO3. The resulting MOSFET achieves one of the highest on/off ratios reported for ABO3 perovskite devices, demonstrating the promise of stannate perovskites as ...
Sojin Jung   +17 more
wiley   +1 more source

Quantum Objects [PDF]

open access: yes, 2012
In this paper, we suggest an alternative interpretation for the quantum state vector, which, by considering temporal parts for physical objects, aims to give an intelligible account of measurement problem in quantum mechanics.
Golshani, Mehdi   +2 more
core  

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