Results 11 to 20 of about 48,286 (196)

A note on q-nanlogue of Sandor's functions [PDF]

open access: yes, 2008
The additive analogues of Pseudo-Smarandache, Smarandache-simple functions and their duals have been recently studied by J. Sandor.
Taekyun, Kim
core   +1 more source

Holography and Cosmological Singularities

open access: yes, 2007
Certain null singularities in ten dimensional supergravity have natural holographic duals in terms of Matrix Theory and generalizations of the AdS/CFT correspondence. In many situations the holographic duals appear to be well defined in regions where the
Chu C. S.   +5 more
core   +1 more source

Five Families of Three-Weight Ternary Cyclic Codes and Their Duals

open access: yes, 2013
As a subclass of linear codes, cyclic codes have applications in consumer electronics, data storage systems, and communication systems as they have efficient encoding and decoding algorithms.
Ding, Cunsheng   +2 more
core   +2 more sources

Gauge/gravity correspondence in accelerating universe [PDF]

open access: yes, 2002
We discuss time-dependent backgrounds of type IIB supergravity realizing gravitation duals of gauge theories formulated in de Sitter space-time as a tool of embedding de Sitter in a supergravity. We show that only the gravitational duals to non-conformal
A. Buchel   +13 more
core   +5 more sources

‘They Need to Hear You Say It’: Healthcare Professionals’ Perspectives on Barriers and Enablers to End‐of‐Life Discussions With Adolescents and Young Adults With Cancer

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT End‐of‐life conversations with adolescents and young adults (AYAs) with cancer rarely occur without the guidance of healthcare professionals. As a part of the ‘Difficult Discussions’ study, focused on palliative care and advance care planning discussions with AYAs with cancer, we investigated the factors that healthcare professionals identify ...
Justine Lee   +9 more
wiley   +1 more source

Gravity duals for logarithmic conformal field theories

open access: yes, 2010
Logarithmic conformal field theories with vanishing central charge describe systems with quenched disorder, percolation or dilute self-avoiding polymers. In these theories the energy momentum tensor acquires a logarithmic partner. In this talk we address
Afshar H R   +66 more
core   +1 more source

On Dumb Holes and their Gravity Duals [PDF]

open access: yes, 2011
Inhomogeneous fluid flows which become supersonic are known to produce acoustic analogs of ergoregions and horizons. This leads to Hawking-like radiation of phonons with a temperature essentially given by the gradient of the velocity at the horizon.
Das, Sumit R.   +3 more
core   +2 more sources

Efficacy and Safety Analysis of Roxarestat in Regulating Renal Anemia in Patients on Maintenance Hemodialysis

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Objective To compare the efficacy and safety of roxarestat versus recombinant human erythropoietin (rhEPO) in the management of renal anemia in patients undergoing maintenance hemodialysis. Methods This was a prospective, open‐label, randomized controlled trial.
Lingling Chen, Junjie Zhu, Qiaonan Ge
wiley   +1 more source

Universal scaling functions for bond percolation on planar random and square lattices with multiple percolating clusters

open access: yes, 2001
Percolation models with multiple percolating clusters have attracted much attention in recent years. Here we use Monte Carlo simulations to study bond percolation on $L_{1}\times L_{2}$ planar random lattices, duals of random lattices, and square ...
C. Itzykson   +42 more
core   +1 more source

Metric and coupling reversal in string theory [PDF]

open access: yes, 2006
Invariance under reversing the sign of the metric G_{MN}(x) and/or the sign of the string coupling field H(x), where = g_s, leads to four possible Universes denoted 1,I,J,K according as (G,H) goes to (G,H), (-G,H), (-G,-H), (G,-H), respectively ...
Achucarro   +21 more
core   +4 more sources

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