Results 81 to 90 of about 30,456 (275)

A deconstruction of methods to derive one-point lensing statistics

open access: yesThe Open Journal of Astrophysics
Gravitational lensing is a crucial tool for exploring cosmic phenomena, providing insights into galaxy clustering, dark matter, and dark energy. Given the substantial computational demands of $N$-body simulations, approximate methods like $\texttt ...
Viviane Alfradique   +5 more
doaj   +1 more source

Experimental Investigations on the Impact of Operational Conditions on Bubble Dynamics and the Resulting Vibrations in Gas‐Stirred Ladles

open access: yessteel research international, EarlyView.
This study applies sensitive vibration sensors to investigate gas bubble behavior in liquid metal during argon injection. Analysis of vibration signals provides insights into bubble evolution and the influence of gas flow and surface pressure. The results provide a basis for improved vibration‐based two‐phase flow models, enhancing accuracy in ...
Konstantinos Rigas   +3 more
wiley   +1 more source

Gravitational lensing by a dark compact object in modified gravity and observational constraints from Einstein rings

open access: yesEuropean Physical Journal C: Particles and Fields
In this manuscript, we provide a comprehensive study of gravitational lensing by dark compact objects predicted by modified gravity (MOG) based on the scalar–vector–tensor action, with the aim of providing new insights into the nature of gravitational ...
Nagina Rehman   +3 more
doaj   +1 more source

ВЛИЯНИЕ ГРАВИТАЦИОННОГО ЛИНЗИРОВАНИЯ НА ФУНКЦИЮ СВЕТИМОСТИ КВАЗАРОВ

open access: yesOdessa Astronomical Publications, 2011
The function of quasar distribution on apparent brightness is discussed. This function is found on base of suggestion that quasars, at least partly, are strong gravitational lensing images of the active nuclei of distant galaxies.
Ю. Л. Бухмастова
doaj   +1 more source

The Export and Financial Effects of Immigrant Team Composition in International New Ventures

open access: yesThunderbird International Business Review, EarlyView.
ABSTRACT Immigrant‐owned international new ventures (INVs) often partner with non‐immigrant entrepreneurs as co‐owners. Their mixed immigrant‐nonimmigrant teams could engender varied perspectives. But it is unclear whether such cognitive diversity improves their international strategy and performance.
Horatio M. Morgan, Sui Sui
wiley   +1 more source

Collective identity and the coalescence of an expert occupational community: The case of the Canadian tax profession

open access: yesContemporary Accounting Research, EarlyView.
Abstract Although the community of tax professionals is a key actor in the tax realm, its nature continues to remain elusive in many countries. Using a qualitatively driven mixed‐methods approach that integrates the insights obtained from in‐depth interviews and the results of a survey of practitioners, we examine the Canadian tax field.
Till‐Arne Hahn, Darlene Himick
wiley   +1 more source

Effect of Mask Regions on Weak Lensing Statistics

open access: yes, 2013
Sky masking is unavoidable in wide-field weak lensing observations. We study how masks affect the measurement of statistics of matter distribution probed by weak gravitational lensing.
Hamana, Takashi   +2 more
core   +1 more source

The Role of B Corp Certification in Uncertain Times: An Empirical Investigation

open access: yesBusiness Ethics, the Environment &Responsibility, EarlyView.
ABSTRACT This paper aims to examine whether B Corp certification enhances firms' ability to navigate uncertain times and how contingent factors affect its effectiveness. Building on Stakeholder Theory and the Resource‐Based View, we formulated a set of research hypotheses and tested them with a long‐term event study and an ordinary least squares ...
Matteo Podrecca   +2 more
wiley   +1 more source

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