Results 41 to 50 of about 157 (135)

String amplitudes in the Hpp-wave limit of AdS3xS3

open access: yes, 2004
Latex,no figures, 47 ppInternational audienceWe compute string amplitudes on pp-waves supported by NS-NS 3-form fluxes and arising in the Penrose limit of AdS3xS3xM. We clarify the role of the non-chiral accidental SU(2) symmetry of the background.
D'APPOLLONIO, GIUSEPPE   +10 more
core   +1 more source

Aspects of Penrose limits and spacetime singularities

open access: yes, 2008
Thèse de doctorat : Université de Neuchâtel, 2008 ; Th.2004The present thesis is divided into two parts. The first one is devoted to open questions directly related to the geometrisation and interpretation of the Penrose limit.
Weiss, Sebastian Eugen Wilhelm
core   +1 more source

Abstracts of the 7th International Symposium on Pediatric Pain

open access: yes, 2006
Pain Research and Management, Volume 11, Issue B, Page 5B-96B, 2006.
wiley   +1 more source

New Limits on Spontaneous Wave Function Collapse Models with the XENONnT Data

open access: yes, 2023
We have analyzed recently published XENONnT data for the spontaneous X-ray emission signature predicted by the objective wave function collapse model of quantum mechanics.
Kim, Inwook
core  

Solvable model of strings in a time-dependent plane-wave background

open access: yes, 2002
We investigate a string model defined by a special plane-wave metric ds^2 = 2dudv - l(u) x^2 du^2 + dx^2 with l(u) = k/u^2 and k=const > 0. This metric is a Penrose limit of some cosmological, Dp-brane and fundamental string backgrounds.
J G Russo   +8 more
core   +1 more source

Oral Presentations

open access: yes, 1996
HPB Surgery, Volume 9, Issue S2, Page 1-69, 1996.
wiley   +1 more source

Scattering in Black Hole Backgrounds and Higher-Spin Amplitudes: Part I

open access: yes, 2023
The scattering of massless waves of helicity $|h|=0,\frac{1}{2},1$ in Schwarzschild and Kerr backgrounds is revisited in the long-wavelenght regime.
Bautista, Yilber Fabian   +14 more
core   +1 more source

Optomechanical coupling between ultracold atoms and a membrane oscillator [PDF]

open access: yes, 2014
In this thesis, I report on the realization of a hybrid optomechanical system in which ultracold atoms are coupled to a micromechanical membrane. The atoms are trapped in the intensity maxima of an optical standing wave formed by retroreflection of a ...
Korppi, Maria
core   +1 more source

Green Schwarz superstring on a pp-wave Ramond-Ramond background

open access: yes, 2003
The discovery of the dualities between the large N gauge theories and the string theories on the particular curved backgrounds has made the later subject of much study over the last decade.
Ramadanovic, Bojan
core  

LDL-AURIS: a computational model, grounded in error-driven learning, for the comprehension of single spoken words. [PDF]

open access: yesLang Cogn Neurosci, 2023
Shafaei-Bajestan E   +3 more
europepmc   +1 more source

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