نتایج جستجو برای: jt

تعداد نتایج: 2009  

Journal: :Journal of High Energy Physics 2023

A bstract Recently, it has been argued in [1] that Jackiw-Teitelboim (JT) gravity can be naturally realized the Karch-Randall braneworld (2 + 1) dimensions. Using ‘complexity=volume’ proposal, we studied this model and computed holographic complexity of JT from bulk perspective. We find grows linearly with boundary time at late times, leading order contribution is proportional to φ 0 , similar ...

Journal: :Physical review letters 2012
Naoki Ogawa Yasushi Ogimoto Yoshiaki Ida Yusuke Nomura Ryotaro Arita Kenjiro Miyano

Polar states are realized in pseudocubic manganite films fabricated on high-index substrates, in which a Jahn-Teller (JT) distortion remains an active variable. Several types of orbital orders (OOs) were found to develop large optical second harmonics, signaling broken-inversion symmetry distinct from their bulk forms and films on (100) substrates. The observed symmetry lifting and first-princi...

2007
Robert Fleischer Thomas Mannel

Measurements of the combined branching ratios for B ! K and B d ! K allow interesting constraints on the CKM angle , the ratio r jT 0 j=jP 0 j of the current-current and penguin operator contributions to B d ! K , and the CP asymmetry in that decay. Present CLEO results for these branching ratios indicate where problems with consistency of the Standard Model may arise in the future. In this pap...

Journal: :Physical review letters 2007
E S Bozin M Schmidt A J Deconinck G Paglia J F Mitchell T Chatterji P G Radaelli Th Proffen S J L Billinge

The detailed evolution of the magnitude of the local Jahn-Teller (JT) distortion in La(1-x)Ca(x)MnO3 is obtained across the phase diagram for 0< or =x< or =0.5 from high-quality neutron diffraction data using the atomic pair distribution function method. A local JT distortion is observed in the insulating phase for all Ca concentrations studied. However, in contrast with earlier local structure...

2010
Yutaka KAMADA Shinichi ISHIDA Pietro Barabaschi

The project mission of JT-60SA is to contribute to early realization of fusion energy by supporting exploitation of ITER and by complementing ITER for DEMO. The JT-60SA has been designed as a highly shaped large superconducting tokamak with variety of plasma actuators in order to satisfy all of the central research needs for ITER and DEMO. By integrating advanced studies in each research field,...

2010
Peter C. M. Molenaar Karl M. Newell

This paper presents a general method to Ž t the Schöner–Haken–Kelso (SHK) model of human movement phase transitions directly to time series data. A robust variant of the extended Kalman Ž lter technique is applied to the data of a single subject. The options of covariance resetting and iteration within recursion were used to obtain timedependent estimates of both the a and b parameters in the S...

2015
Young-Su Ryu Su-Hyun Jung Myoung-Jin Kim Hyoung-Kyu Song

In this paper, improved performance scheme for joint transmission(JT) is proposed in downlink(DL) coordinated multi-point(CoMP) in case of the constraint transmission power. This scheme is that a serving transmission point(TP) requests the JT to an inter-TP and it selects a precoding technique according to the channel state information(CSI) from user equipment(UE). The simulation results show t...

2008
Y. Ueda N. Asakura K. Takakura

Deposition profiles of tungsten released from the outer divertor were studied in JT-60U. A neutron activation method was used for the first time to accurately measure deposited tungsten. Surface density of tungsten in the thick carbon deposition layer can be measured by this method. Tungsten was mainly deposited on the inner divertor (around inner strike points) and on the outer wing of the dom...

2000
A. Chawla J. T. Kirby

A source function method for the generation of waves internal to Boussinesq model grid boundaries (Wei G, Kirby JT, Sinha A. Generation of waves in Boussinesq models using a source function method. Coastal Engng 1999;36:271–299) is generalized to account for the presence of a strong current, for application to wave-current interaction problems. The method is also modified to eliminate waves pro...

Journal: :Journal of High Energy Physics 2022

We introduce the colored version of Jackiw-Teitelboim (JT) gravity which is two-dimensional dilaton model with matrix-valued fields. It straightforwardly formulated in terms BF action $su(N,N)$ gauge algebra so that standard JT embedded as $su(1,1) \subset su(N,N)$ subsector. also elaborate on respective metric formulation shown to involve fields plus $su(N)$ non-Abelian well $su(N)$-matrix val...

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