Results 61 to 70 of about 3,801,916 (171)

Dimensional Reduction of the Two-Higgs Doublet Model at High temperature [PDF]

open access: yes, 1998
Dimensional reduction and effective field theory methods are applied to the Two Higgs Doublet Model at finite temperature. A sequence of two effective three-dimensional field theories which are valid on successively longer distance scales is constructed.
Andersen, Jens O.
core   +4 more sources

Searching for Semantic Distance Effects

open access: yesGlossa Psycholinguistics
Language processing relies on memory. There exists a considerable body of literature on retrieval in sentence processing and, in particular, on cases involving recall of syntax-relevant information. There is no reason to doubt, however, that memory is involved in semantic aspects of language processing as well.
Winkowski, Jan   +2 more
openaire   +3 more sources

Faculty Attitudes about Distance Education [PDF]

open access: yesIAFOR Journal of Education, 2014
In recent years, there has been a dramatic increase in distance learning in higher education. Given this, it is extremely important to understand faculty attitudes about distance education, not only because they can vary widely, but also because it is ...
Esther Smidt   +4 more
doaj  

A Discussion on the Effective Ventilation Distance in Dead-End Tunnels

open access: yesEnergies, 2019
Forcing ventilation is the most widely used system to remove noxious gases from a working face during tunnel construction. This system creates a region near the face (dead zone), in which ventilation takes place by natural diffusion, rather than being ...
Manuel García-Díaz   +3 more
doaj   +1 more source

An Enumeration of the Equivalence Classes of Self-Dual Matrix Codes

open access: yes, 2015
As a result of their applications in network coding, space-time coding, and coding for criss-cross errors, matrix codes have garnered significant attention; in various contexts, these codes have also been termed rank-metric codes, space-time codes over ...
Morrison, Katherine
core   +1 more source

Supporting Distance Learners: Making Practice More Effective

open access: yesJournal of Open, Flexible and Distance Learning, 2015
This paper reports on a qualitative evaluation of the postgraduate courses offered by distance in one university department. The types and amount of support provided to students was evaluated and compared with Simpson’s (2008a) Proactive Motivational ...
Keryn Pratt
doaj   +2 more sources

Redefining effective distance using multi-hop flows in urban mobility networks

open access: yesJournal of Physics: Complexity
Effective distance, a concept that redefines spatial connectivity by considering human mobility links rather than physical distance, has proven to be a powerful tool for predicting epidemic spread.
Mengning Wang   +7 more
doaj   +1 more source

Student Attitudes about Distance Education: Focusing on Context and Effective Practices. [PDF]

open access: yesIAFOR Journal of Education, 2014
There has been an unquestionable upsurge in distance education in recent years. Given this, it is extremely important to understand the experience of online courses from students’ perspectives.
Esther Smidt   +4 more
doaj  

Effective formulas for the Carath�odory distance

open access: yesManuscripta Mathematica, 1988
The authors are interested in computing the Carathéodory pseudodistance \(c_ G(0,z)\) from the center 0 of a balanced (i.e., complete circular) domain of holomorphy G in \({\mathbb{C}}^ n\) to a point \(z\in G\). When G is convex these distances are given by the well-known formula \[ c_ G(0,z)=\tanh^{-1} \inf \{\lambda >0:\quad z\in \lambda G\}, \] but
Jarnicki, M., Pflug, P.
openaire   +2 more sources

Variational Truncated Wigner Approximation

open access: yes, 2013
In this paper we reconsider the notion of an optimal effective Hamiltonian for the semiclassical propagation of the Wigner distribution in phase space.
Brosens, Fons, Sels, Dries
core   +1 more source

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