Results 91 to 100 of about 56,380 (334)

Weak gravitational lensing

open access: yes
25 pagers, 14 figures.
Prat, J., Bacon, D.
openaire   +2 more sources

Measuring Bending Rigidity and Compression Resistance in Pickering Layers

open access: yesEuropean Journal of Lipid Science and Technology, EarlyView.
This graphical abstract presents the mechanical response of Pickering layers of polystyrene beads (PBs) and clay particles (CPs) under compression. PBs exhibit buckling at 40–70 mN/m, whereas CPs show no buckling. Experimental force–compression curves highlight distinct deformation behaviors, and deviations in bending rigidity emphasize interparticle ...
Negar Azizi   +4 more
wiley   +1 more source

Probing massive gravitons in f(R) with lensed gravitational waves

open access: yesPhysics Letters B
We investigate the novel features of gravitational wave solutions in f(R) gravity under proper gauge considerations in the shifted Ricci scalar background curvature (R1+ϵ).
Vipin Kumar Sharma   +4 more
doaj   +1 more source

Dark Matter as Gravitational Solitons in the Weak Field Limit

open access: yesUniverse, 2020
In this paper, we will describe the idea that dark matter partly consists of gravitational solitons (gravisolitons). The corresponding solution is valid for weak gravitational fields (weak field limit) with respect to a background metric.
Torsten Asselmeyer-Maluga, Jerzy Król
doaj   +1 more source

Matching your way to Success: The Influence of Motivational Frame Matching on Interaction Outcomes and Reciprocal Matching

open access: yesEuropean Journal of Social Psychology, EarlyView.
ABSTRACT Theories of interpersonal sensemaking postulate that positive interactions emerge in interactions where speakers match on motivational frames. Across three experiments (N = 1609) using a hypothetical simulation framework, we provide the first evidence of a causal link between motivational frame matching and positive interaction outcomes in ...
Mattias Sjöberg   +2 more
wiley   +1 more source

Weak-lensing Approximation of Wave-optics Effects from General Symmetric Lens Profiles

open access: yesThe Astrophysical Journal
Gravitational lensing of electromagnetic (EM) waves has yielded many profound discoveries across fundamental physics, astronomy, astrophysics, and cosmology. Similar to EM waves, gravitational waves (GWs) can also be lensed.
Zhao-Feng Wu   +3 more
doaj   +1 more source

Microlensing-Based Studies of the Unresolved Structure of AGNs and the Composition of Lensing Galaxies

open access: yesOpen Astronomy, 2011
Multiple images of quasars formed by gravitational lensing are typically seen through the lensing galaxy. The granulation of the galaxy in stars or other compact objects induces local (‘microscopic’) but strong fluctuations in the gravitational potential
Gradolph Teresa Mediavilla   +2 more
doaj   +1 more source

Mass discrepancy in galaxy clusters as a result of the offset between dark matter and baryon distributions

open access: yes, 2010
Recent studies of lensing clusters reveal that it might be fairly common for a galaxy cluster that the X-ray center has an obvious offset from its gravitational center which is measured by strong lensing. We argue that if these offsets exist, then X-rays
Allen   +30 more
core   +2 more sources

The Political Determination of Gaza's Health System Destruction and Reconstruction and the Limitations of International Medical Deployments

open access: yesThe International Journal of Health Planning and Management, EarlyView.
ABSTRACT Gaza's health system has been devastated by a confluence of political determinants that long predated the 2023–25 Israeli military assault and were dramatically intensified during it. Using historical, political economy, ethical, and health systems lenses, this article argues that settler colonialism, military occupation, and a protracted ...
Bilal Irfan   +19 more
wiley   +1 more source

Utilizing Flow State Therapeutically With Survivors and Refuges of War: An Existential‐Humanistic Approach

open access: yesThe Journal of Humanistic Counseling, EarlyView.
ABSTRACT Survivors and refugees of war often have mental, behavioral, emotional, and spiritual consequences from undergoing civil unrest. In many cases, counselors utilize cognitively‐based therapies as the recommended treatment to alleviate these issues.
Isaac Burt, Luis A. Tosado II
wiley   +1 more source

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