Results 61 to 70 of about 307,732 (188)

A força eletromotriz de movimento e os fundamentos da teoria eletromagnética clássica

open access: yesRevista Brasileira de Ensino de Física
Discute-se, aqui, uma questão relevante acerca da explicação de certos fenômenos, quais sejam aqueles em que surge uma força eletromotriz de movimento em situações tais que a lei de Faraday não se aplica.
Paulo Henrique Dionisio
doaj   +1 more source

THEORETICAL AND PRACTICAL ASPECTS REGARDING THIRD PARTIES IN THE LIGHT OF CONTRACTS’ EFFECTS RELATIVITY PRINCIPLE [PDF]

open access: yesEconomica, 2021
The contract is the subject of civil law that creates the basic entity of the national and international economy, and the contracting process is the most important stage in economic affairs in general. Naturally producing effects between the parties,
Ludmila BELIBAN-RAȚOI
doaj  

From the Classical Gini Index of Income Inequality to a New Zenga-Type Relative Measure of Risk: A Modeller’s Perspective

open access: yesEconometrics, 2018
The underlying idea behind the construction of indices of economic inequality is based on measuring deviations of various portions of low incomes from certain references or benchmarks, which could be point measures like the population mean or median, or ...
Francesca Greselin, Ričardas Zitikis
doaj   +1 more source

The Comparative Study of Time in Mulla Sadra’s Perspective and Theory of Relativity in Physics [PDF]

open access: yesحکمت صدرایی, 2015
The purpose of this essay is studying of time’s nature in MullaSadra’s perspective and current relativistic theories, includingspecial and general relativity, and proceeding similarities and differences between them.
valiollah khoshtinat   +1 more
doaj  

Pollution characteristic of VOCs of ambient air in winter and spring in Shijiazhuang City

open access: yesJournal of Hebei University of Science and Technology, 2015
In order to further explore the pollution characteristics of volatile organic compounds in ambient air in winter and spring in Shijiazhuang City, the pollution characteristics of 62 volatile organic compounds (VOCs), monthly and quarterly variation, the ...
Qing CHANG   +3 more
doaj   +1 more source

The Function of the Second Postulate in Special Relativity [PDF]

open access: yes, 2016
Many authors noted that the principle of relativity, together with space-time symmetries, suffices to derive Lorentz-like coordinate transformations between inertial frames.
Drory, Alon
core  

Black holes: do they exist?

open access: yesZagadnienia Filozoficzne w Nauce, 2018
Black holes entered scientific literature as early as at the end of eighteenth century. They had been known at that time as dark stars, but their concept did not find its way to physics or astronomy, and had been abandoned for more than one hundred years.
Edward Malec
doaj  

Experimental realization of a relativistic harmonic oscillator

open access: yesNew Journal of Physics, 2018
We report the experimental study of a harmonic oscillator in the relativistic regime. The oscillator is composed of Bose-condensed lithium atoms in the third band of an optical lattice, which have an energy–momentum relation nearly identical to that of a
Kurt M Fujiwara   +7 more
doaj   +1 more source

Polemical Reflections about the Possibility of Controversy in Contemporary Philosophy

open access: yesVestnik MGIMO-Universiteta, 2012
On the question whether the controversy in the field of philosophy in our time, the author responds negatively, for the following reasons: in the early ages of the real clash of interests could not be, because all the philosophers were inside ...
Milan Uzelaz
doaj   +1 more source

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