Results 61 to 70 of about 34,517 (164)

The inner mass power spectrum of galaxies using strong gravitational lensing: beyond linear approximation [PDF]

open access: yes, 2017
In the last decade, the detection of individual massive dark matter sub-haloes has been possible using potential correction formalism in strong gravitational lens imaging.
S. Chatterjee, L. Koopmans
semanticscholar   +1 more source

A Smithian Political Economy Approach for the Competition Law of the 21st Century

open access: yesThe Modern Law Review, Volume 88, Issue 4, Page 712-768, July 2025.
This study aims to show how a Smithian political economy approach could assist competition law in addressing the challenges of the 21st‐century economy. We revisit Smith's Wealth of Nations to provide a more nuanced understanding of his views, contrasting them with the prevailing libertarian interpretation called here ‘Chicago Smith’.
Stavros Makris
wiley   +1 more source

Strong field limit analysis of gravitational retro-lensing

open access: yes, 2003
We present a complete treatment in the strong field limit of gravitational retro-lensing by a static spherically symmetric compact object having a photon sphere.
A. Bhadra   +15 more
core   +1 more source

INHERITANCE AND INCEST: TOWARD A LÉVI‐STRAUSSIAN READING OF MONTESQUIEU'S DE L'ESPRIT DES LOIS1

open access: yesHistory and Theory, Volume 64, Issue 1, Page 46-74, March 2025.
ABSTRACT The premise of this article is that Montesquieu, while seen as an Enlightenment thinker who contributed centrally to the development of the social sciences before the period of discipline formation in the nineteenth century, is generally appreciated in only the vaguest of terms.
Paul Cheney
wiley   +1 more source

Weak Gravitational Flexion

open access: yes, 2005
Flexion is the significant third-order weak gravitational lensing effect responsible for the weakly skewed and arc-like appearance of lensed galaxies. Here we demonstrate how flexion measurements can be used to measure galaxy halo density profiles and ...
Bacon, D. J.   +3 more
core   +2 more sources

Recent Developments in Degenerate Higher Order Scalar Tensor Theories

open access: yesAnnalen der Physik, Volume 537, Issue 2, February 2025.
Degenerate Higher Order Scalar Tensor theories are reviewed, together with their applications in cosmology and astrophysics. These theories have been applied to build models of the early universe, in the description of the late‐time cosmic acceleration, as well as in astrophysics, including black hole physics. They have the potential to provide answers
Andrei Lazanu
wiley   +1 more source

Statistical uncertainties and systematic errors in weak lensing mass estimates of galaxy clusters [PDF]

open access: yes, 2015
Upcoming and ongoing large area weak lensing surveys will also discover large samples of galaxy clusters. Accurate and precise masses of galaxy clusters are of major importance for cosmology, for example, in establishing well calibrated observational ...
Eriksen, M.   +2 more
core   +3 more sources

The top‐down nature of ontological inquiry: Against pluralism about top‐down and bottom‐up approaches

open access: yesMetaphilosophy, Volume 56, Issue 1, Page 35-51, January 2025.
Abstract Some philosophical pluralists argue that a top‐down and a bottom‐up approach serve as equally justified methods for engaging in ontological inquiry. In the top‐down approach, we start with an analysis of theory and extrapolate from there to the world.
Ragnar van der Merwe
wiley   +1 more source

An accurate and practical method for inference of weak gravitational lensing from galaxy images [PDF]

open access: yes, 2015
We demonstrate highly accurate recovery of weak gravitational lensing shear using an implementation of the Bayesian Fourier Domain (BFD) method proposed by Bernstein & Armstrong (2014, BA14), extended to correct for selection biases. The BFD formalism is
G. Bernstein   +3 more
semanticscholar   +1 more source

Seeking Languagelessness: Maker Literacies Mindsets to Disrupt Normative Practices

open access: yesReading Research Quarterly, Volume 59, Issue 3, Page 298-312, July/August/September 2024.
This article challenges an over‐reliance on language as the primary means to communicate knowledge by adopting a languagelessness approach to maker pedagogies and maker literacies. Having conducted makerspace and design‐based research for some time, we separately and together noticed a productive relationship between wordless relational makerspace and ...
Jennifer Rowsell   +3 more
wiley   +1 more source

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