Results 81 to 90 of about 22,334 (164)

A Short‐Circuit Current Calculation Method for Two‐Point Dissimilar‐Phase Single‐Phase‐to‐Ground Faults in Active Distribution Networks Based on the BFGS Algorithm

open access: yesIET Generation, Transmission &Distribution, Volume 19, Issue 1, January/December 2025.
For active distribution networks (ADNs) with high penetration of distributed photovoltaic (PV) systems, research on short‐circuit current calculation methods primarily focuses on single‐point fault scenarios. However, studies addressing short‐circuit calculations for two‐point dissimilar‐phase single‐phase‐to‐ground faults remain limited.
Shi Su   +6 more
wiley   +1 more source

Manager’s gender and professional credentials in the performance of Polish investment funds

open access: yesJournal of Economics and Management, 2019
Aim/purpose – This paper focuses on establishing whether investment fund performance is related to managerial characteristics, such as a manager’s gender and professional credentials.
Filip Dariusz
doaj   +1 more source

Effect of the Flash Vacuum Expansion (FVE) Process on the Response of Limosilactobacillus fermentum J24 to the Metabolism of Sugars and Organic Acids During the Development of a Papaya-Based Drink

open access: yesBeverages
The flash vacuum expansion (FVE) process is an unconventional technology that enables the generation of fruit purees by altering the state of the water stored in the vacuoles. The plant tissue is subjected to an increase in temperature (from 25 to 54 °C) while maintaining a constant pressure (101.3 kPa).
María de Jesús Torres-Llanez   +7 more
openaire   +1 more source

A length operator for canonical quantum gravity

open access: yes, 1996
We construct an operator that measures the length of a curve in four-dimensional Lorentzian vacuum quantum gravity. We work in a representation in which a $SU(2)$ connection is diagonal and it is therefore surprising that the operator obtained after ...
Thiemann, T.
core   +3 more sources

Age and a Subjective Evaluation of the Occupational Situation. Empirical Evidence from Poland

open access: yesFolia Oeconomica Stetinensia
Employees of different ages have different needs and capabilities regarding their professional work. Effective age management requires a proper diagnosis of these elements.
Jurek Łukasz
doaj   +1 more source

University’s Social Responsibility – Labor Market Perspective

open access: yesFolia Oeconomica Stetinensia, 2018
Changes in the socio-economic environment of universities require its tasks and social roles to be constantly reviewed and redefined. The present paper attempts to assess universities’ responsibility for the outcomes of educational process.
Buchta Krystyna   +3 more
doaj   +1 more source

Odd- J Pairing in Nuclei

open access: yes, 2012
We point out a simplicity that arises when we use an interaction in which only an energy with odd J is non-zero. The emphasis is on J= J_{max} and in particular J=9+ in the g_{9/2} shell. It is noted that high overlaps can be deceptive.
Escuderos, A., Zamick, L.
core   +1 more source

Refined Chern-Simons Theory in Genus Two

open access: yes, 2017
Reshetikhin-Turaev (a.k.a. Chern-Simons) TQFT is a functor that associates vector spaces to two-dimensional genus g surfaces and linear operators to automorphisms of surfaces.
Arthamonov, Semeon, Shakirov, Shamil
core  

Exponential prefixed polynomial equations [PDF]

open access: yes, 2013
A prefixed polynomial equation is an equation of the form $P(t_1,\ldots,t_n) = 0$, where $P$ is a polynomial whose variables $t_1,\ldots,t_n$ range over the natural numbers, preceded by quantifiers over some, or all, of its variables.
Nayebi, Aran
core  

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