نتایج جستجو برای: cft columns

تعداد نتایج: 27545  

Journal: :Journal of consulting and clinical psychology 2006
Mary J O'Connor Fred Frankel Blair Paley Amy M Schonfeld Erika Carpenter Elizabeth A Laugeson Renee Marquardt

Children with fetal alcohol spectrum disorders (FASD) have significant social skills deficits. The efficacy of a child friendship training (CFT) versus a delayed treatment control (DTC) was assessed for 100 children ages 6 to 12 years with FASD. Children in the CFT showed clear evidence of improvement in their knowledge of appropriate social behavior, and according to parent report, CFT resulte...

2018
Sankhya Bommana Evelyn Walker Marion Desclozeaux Martina Jelocnik Peter Timms Adam Polkinghorne Scott Carver

Background Chlamydia pecorum is a globally significant livestock pathogen causing pathology and production losses. The on-farm infection and serological dynamics and the relevance of existing diagnostic tools for diagnosing C. pecorum in livestock remains poorly characterized. In this study, we characterized the antigen and antibody dynamics of this pathogen in a longitudinal study of prime lam...

2008
Brett McInnes

The dS/CFT correspondence differs from its AdS/CFT counterpart in some ways, yet is strikingly similar to it in many others. For example, both involve CFTs defined on connected spaces (despite the fact that the conformal boundary of deSitter space is not connected), and both impose constraints on scalar masses (Strominger’s bound for deSitter, and the BreitenlohnerFreedman bound for Anti-deSitt...

2008
Sergei D. ODINTSOV

It is shown that quantum-induced (inflationary) brane Universe occurs in the bulk 5d AdS black hole in accordance with AdS/CFT correspondence. Brane stress tensor is induced by quantum effects of dual CFT and brane crosses the horizon of AdS black hole. Quantum-corrected Hubble constant, Hawking temperature and entropy are found on the brane (and at the horizon). The similarity between CFT entr...

M. Sheikhi and H. Haji-Kazemi,

Jacketing of reinforced concrete columns is a common and useful strengthening method. This method substantially improves mechanical properties of the column, such as flexural strength as well as shear and ductility. In this paper, the behavior of confined reinforced concrete columns are investigated. The results indicate that the method is more effective for slender columns in the region of the...

2008
Brett McInnes

The dS/CFT correspondence differs from its AdS/CFT counterpart in some ways, yet is strikingly similar to it in many others. For example, both involve CFTs defined on connected spaces (despite the fact that the conformal boundary of deSitter space is not connected), and both impose constraints on scalar masses (Strominger’s bound for deSitter, and the BreitenlohnerFreedman bound for Anti-deSitt...

2002
Anastasios C. Petkou

We argue that multi-trace deformations of the boundary CFT in AdS/CFT correspondence can arise through the OPE of single-trace operators. We work out the example of a scalar field in AdS5 with cubic self interaction. By an appropriate reparametrization of the boundary data we are able to deform the boundary CFT by a marginal operator that couples to the conformal anomaly. Our method can be used...

2000
Assaf Shomer

Superstrings propagating on backgrounds of the form AdS3 ×G/H are studied using the coset CFT approach. We focus on seven dimensional cosets which have a semiclassical limit, and which give rise to N = 3 superconformal symmetry in the dual CFT. This is realized for the two cases AdS3 × SU(3)/U(1) and AdS3 × SO(5)/SO(3), for which we present an explicit construction. We also provide sufficient c...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی شاهرود - دانشکده فیزیک 1391

به تازگی تعمیم دوگانی ads/cft به سیستم های غیر نسبیتی بسیار مورد توجه قرار گرفته است. در این تحقیق به مطالعه نظریه ریسمان و دو گانی ads/cft غیر نسبیتی پرداخته می شود.حرکت ریسمان باز درزمینه غیر نسبیتی در نظر گرفته شده که دوگان این مساله، حرکت یک ذره با سرعت ثابت در محیط غیر نسبیتی با دمای صفر است. معادله حرکت در راستای بعد فشرده با تاکید فراوان مورد مطالعه قرار می گیرد.نیروی کششی، اتلاف انرژی،ف...

2001
M. Porrati

We show that standard Einstein gravity coupled to a free conformal field theory (CFT) in Anti de Sitter space can undergo a Higgs phenomenon whereby the graviton acquires a nonzero mass (and three extra polarizations). We show that the essential ingredients of this mechanism are the discreteness of the energy spectrum in AdS space, and unusual boundary conditions on the elementary fields of the...

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