Results 1 to 10 of about 2,565 (119)
Cryptography in the Multi-String Model [PDF]
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Jens Groth, Rafail Ostrovsky
exaly +6 more sources
String breaking in a cold wind as seen by string models
Using the gauge/string duality, we model a heavy quark-antiquark pair in a color singlet state moving through a cold medium and explore the consequences of temperature and velocity on string breaking. In doing so, we restrict to the case of two dynamical
Oleg Andreev
doaj +1 more source
Thraxions: towards full string models
We elucidate various aspects of the physics of thraxions, ultra-light axions arising at Klebanov-Strassler multi-throats in the compactification space of IIB superstring theory.
Federico Carta +3 more
doaj +1 more source
String bit models for superstring [PDF]
We extend the model of string as a polymer of string bits to the case of superstring. We mainly concentrate on type II-B superstring, with some discussion of the obstacles presented by not II-B superstring, together with possible strategies for surmounting them. As with previous work on bosonic string we work within the light-cone gauge.
Bergman, Oren, Thorn, Charles B.
openaire +3 more sources
On “Lump mass torsional vibration model” and helical deformation of drill string
This paper analyses the physical models in “Kapitaniak M, Hamaneh VV, Chávez JP, Nandakumar K, Wiercigroch M. Unveiling complexity of drill–string vibrations: experiments and modelling. International Journal of Mechanical Sciences 2015; 101–102: 324–327”.
Zifeng Li
doaj +1 more source
Stringballs and Planckballs for dark matter
As a follow up of the seminal work by Guiot, Borquez, Deur, and Werner on “Graviballs and Dark Matter”, we explicitly show that in string theory, local and nonlocal higher derivative theories, as well as general asymptotically-free or finite theories ...
Zhongyou Mo +3 more
doaj +1 more source
On physical models in V.I. Gulyayev's three papers on drill string whirling and torsional vibrations
This paper introduces physical models of drill string whirling and torsional vibrations and analyses the physical models in V.I. Gulyayev's three papers on drill string whirling and torsional vibrations: “V.I. Gulyayev, L.V.
Zifeng Li, Chaoyue Zhang, Guangming Song
doaj +1 more source
String Sigma Models on Curved Supermanifolds
We use the techniques of integral forms to analyze the easiest example of two-dimensional sigma models on a supermanifold. We write the action as an integral of a top integral form over a D = 2 supermanifold, and we show how to interpolate between ...
Roberto Catenacci +1 more
doaj +1 more source
Fine-tuned vs. natural supersymmetry: what does the string landscape predict?
A vast array of (metastable) vacuum solutions arise from string compactifications, each leading to different 4-d laws of physics. The space of these solutions, known as the string landscape, allows for an environmental solution to the cosmological ...
Howard Baer +3 more
doaj +1 more source
13 pages, published version, now in Latex, minor revisions, references ...
openaire +3 more sources

