نتایج جستجو برای: tails

تعداد نتایج: 10277  

2009
Alexander Zhidenko

Black holes have their proper oscillations, which are called the quasi-normal modes. The proper oscillations of astrophysical black holes can be observed in the nearest future with the help of gravitational wave detectors. Quasi-normal modes are also very important in the context of testing of the stability of black objects, the anti-de Sitter/Conformal Field Theory (AdS/CFT) correspondence and...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2002
Eunkyung Lee Pietro De Camilli

Dynamin, the product of the shibire gene of Drosophila, is a GTPase critically required for endocytosis. Some studies have suggested a functional link between dynamin and the actin cytoskeleton. This link is of special interest, because there is evidence implicating actin dynamics in endocytosis. Here we show that endogenous dynamin 2, as well as green fluorescence protein fusion proteins of bo...

Journal: :The Journal of General Physiology 2002
Xiang Qian Crina M. Nimigean Xiaowei Niu Brenda L. Moss Karl L. Magleby

Functional large-conductance Ca(2+)- and voltage-activated K(+) (BK) channels can be assembled from four alpha subunits (Slo1) alone, or together with four auxiliary beta1 subunits to greatly increase the apparent Ca(2+) sensitivity of the channel. We examined the structural features involved in this modulation with two types of experiments. In the first, the tail domain of the alpha subunit, w...

Journal: :Monthly Notices of the Royal Astronomical Society 2016

2002
Félix Hernández-Campos J. S. Marron F. Donelson Smith Gennady Samorodnitsky

This paper is part of a larger paper that studies tails of the duration distribution of Internet data flows, and their “heaviness”. Data analysis motivates the concepts of moderate, far and extreme tails for understanding the richness of information available in the data. The analysis also motivates a notion of “variable tail index”, which leads to a generalization of existing theory for heavy ...

2017
Augusto Gonzalez

Based on data on gene expression profiles from microarrays for E. Coli and tumor tissues, I show the existence of heavy tails in the gene expression distribution functions, related to a set of strongly overand under-expressed genes. The tails are heavier – i.e. the fraction of genes and the expression levels are much higher (lower) – in tumors than in bacteria, presumably due to epigenetic fact...

Journal: :Physical review. E, Statistical, nonlinear, and soft matter physics 2002
William J Reed Barry D Hughes

We present a simple explanation for the occurrence of power-law tails in statistical distributions by showing that if stochastic processes with exponential growth in expectation are killed (or observed) randomly, the distribution of the killed or observed state exhibits power-law behavior in one or both tails. This simple mechanism can explain power-law tails in the distributions of the sizes o...

Journal: :Physical review 2023

We present a computational approach to simulate local contrast observed in Field Ion Microscopy (FIM). It is based on density-functional theory utilizing the Tersoff-Hamann as done Scanning Tunneling (STM). A key requirement highly accurate computation of surface states' wave-function tails. To refine Kohn-Sham states from standard iterative global solvers we introduce and discuss EXtrapolation...

Journal: :Research notes of the AAS 2021

Abstract Blanco 1, a 100 Myr open cluster in the solar neighborhood, is well known for its two 50 pc long tidal tails. Taking 1 as reference, we find evidence of early-stage disruption other clusters ∼120 Myr: Pleiades and NGC 2516, via Gaia EDR3 data. These have total mass 2–6 times that 1. Despite having similar age 2516 larger fraction their members bound: 86% inside radius, versus 63% Howev...

2007
Michael Sattinger

This paper examines whether changes in upper tails could explain increases in inequality in recent decades. First, methods are discussed that would determine the relative contributions of educational di¤erentials or variance of outcomes within educational levels to overall inequality. Preliminary analysis suggests that educational di¤erentials could not explain increases in inequality. The pape...

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