نتایج جستجو برای: zero point energy

تعداد نتایج: 1264781  

2002
Simon Saunders

I consider the arguments to show that the vacuum energy density should receive a large contribution from the zero-point energy. This is the cosmological constant problem, as it was originally framed.

2010
David Serratore Albert Einstein Otto Stern

Zero-point energy (ZPE) can be thought of as a limitless source of potential energy that exists throughout the universe; in essence, ZPE describes the ground state of a quantum mechanical system that exhibits a fluctuating finite energy due to Heisenberg’s uncertainty principle. Quantum mechanics predicts that all of space must be filled with electromagnetic zero-point fluctuations (also called...

2003
Barry Setterfield

An exploration is made of the stochastic electrodynamic (SED) interpretation of mass and gravity. On this approach, gravity has been shown to originate in the attractive secondary electromagnetic fields emitted by charged point particles jostled by the impacting waves of the Zero Point Energy (ZPE). This exploration finds that the four major predictions of General Relativity can be readily repr...

2008
Barry Setterfield Francis Pease

Section I of this paper traces the history of redshift research and its associated problems, including the quantized measurements. The breakdown in the redshift/distance relationship at high redshifts and the problem of “missing mass” or “dark matter” is discussed. Narliker and Arp’s model of a static, slightly oscillating, cosmos is also noted. Section II examines a possible resolution of thes...

2005
A R Kitson

We study the zero-point energy of a massless scalar field subject to spheroidal boundary conditions. Using the zeta-function method, the zero-point energy is evaluated for small ellipticity. Axially symmetric vector fields are also considered. The results are interpreted within the context of QCD flux tubes and the MIT bag model.

1999
Sverker Johansson

A critical study of the arguments for and against the hypothesis that human beings are born with an innate universal grammar, with some brief discussions of alternative theories.

2007
Michael A. Webster Maiko Yasuda Sara Haber Deanne Leonard Nicole Ballardini

We used adaptation to examine the relationship between perceptual norms – the stimuli observers describe as psychologically neutral, and response norms – the stimulus levels that leave visual sensitivity in a neutral or balanced state. Adapting to stimuli on opposite sides of a neutral point (e.g. redder or greener than white) biases appearance in opposite ways. Thus the adapting stimulus can b...

2009
Xiaoyan Niu Huan Dong Lu

This study conducts a cross-country comparison of capital structure and its determinants between UK and Germany to test alternative theories of capital structure within different institution traditions. The purpose of this study is to bring into focus the possible effect of institution differences on capital structure choice and its firm-level determinants.

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