Results 1 to 10 of about 18,991 (299)

N=4 supersymmetric Yang Mills scattering amplitudes at high energies: the Regge cut contribution

open access: yes, 2008
We further investigate, in the planar limit of N=4 supersymmetric Yang Mills theories,the high energy Regge behavior of six-point MHV scattering amplitudes.
A. Sabio Vera   +16 more
core   +1 more source

On the microscopic mechanism behind the purely orientational disorder-disorder transition in the plastic phase of 1-chloroadamantane [PDF]

open access: yes, 2017
Globular molecules of 1-chloroadamantane form a plastic phase in which the molecules rotate in a restrained way, but with their centers of mass forming a crystalline ordered lattice.
Cuello, G. J.   +7 more
core   +2 more sources

Mandelstam cuts and light-like Wilson loops in N=4 SUSY

open access: yes, 2010
We perform an analytic continuation of the two-loop remainder function for the six-point planar MHV amplitude in N=4 SUSY, found by Goncharov, Spradlin, Vergu and Volovich from the light-like Wilson loop representation.
A. Prygarin   +6 more
core   +1 more source

A massive Feynman integral and some reduction relations for Appell functions

open access: yes, 2007
New explicit expressions are derived for the one-loop two-point Feynman integral with arbitrary external momentum and masses $m_1^2$ and $m_2^2$ in D dimensions. The results are given in terms of Appell functions, manifestly symmetric with respect to the
Abramowitz M.   +9 more
core   +1 more source

Respons Verbal Anak Usia 5—6 Tahun pada Tindak Tutur Direktif Orang Tua [PDF]

open access: yes, 2018
Penelitian ini bertujuan untuk menjelaskan bentuk tindak tutur direktif dan strategi bertutur yang digunakan oleh orang tua, serta respons verbal anak usia 5—6 tahun pada tindak tutur orang tua mereka.
Wulandari, S. (Sovia)
core   +1 more source

BeiDou-3 orbit and clock quality of the IGS Multi-GNSS Pilot Project

open access: yes, 2022
Within the Multi-GNSS Pilot Project (MGEX) of the International GNSS Service (IGS), precise orbit and clock products for the BeiDou-3 global navigation satellite system (BDS-3) are routinely generated by a total of five analysis centers.
Deng, Zhiguo   +5 more
core   +1 more source

Atypical “seizure-like” activity in cortical reverberating networks in vitro can be caused by LPS-induced inflammation: a multi-electrode array study from a hundred neurons [PDF]

open access: yes, 2014
We show here that a mild sterile inflammation induced by the endotoxin lipopolysaccharide (LPS), in a neuron/astrocyte/microglial cortical network, modulates neuronal excitability and can initiate long-duration burst events resembling epileptiform ...
Alida Amadeo   +6 more
core   +2 more sources

Precise Orbit and Clock Products of Galileo, BDS and QZSS from MGEX Since 2018: Comparison and PPP Validation [PDF]

open access: yes, 2020
In recent years, the development of new constellations including Galileo, BeiDou Navigation Satellite System (BDS) and Quasi-Zenith Satellite System (QZSS) have undergone dramatic changes. Since January 2018, about 30 satellites of the new constellations
Li, Xingxing   +5 more
core   +1 more source

The T Tauri Phase Down to Nearly Planetary Masses: Echelle Spectra of 82 Very Low Mass Stars and Brown Dwarfs

open access: yes, 2005
Using the largest high-resolution spectroscopic sample to date of young, very low mass stars (VLMS) and brown dwarfs (BDs), we investigate disk accretion in objects ranging from just above the hydrogen-burning limit all the way to nearly planetary masses.
Baraffe I.   +9 more
core   +1 more source

The context of learning anatomy: does it make a difference? [PDF]

open access: yes, 2013
This study set out to ascertain whether the context in which anatomy is learnt made a difference to students' perceptions of learning. An Approach to Learning Inventory (ASSIST) and a 31-item Anatomy Learning Experience Questionnaire (ALE) were ...
Martinez-Álvarez, Concepción   +2 more
core   +1 more source

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