Results 51 to 60 of about 5,973,641 (362)

Probing typical black hole microstates

open access: yesJournal of High Energy Physics, 2020
We investigate the possibility that the geometry dual to a typical AdS black hole microstate corresponds to the extended AdS-Schwarzschild geometry, including a region spacelike to the exterior.
Jan de Boer   +4 more
doaj   +1 more source

A conjectural generating function for numbers of curves on surfaces

open access: yes, 1997
I give a conjectural generating function for the numbers of $\delta$-nodal curves in a linear system of dimension $\delta$ on an algebraic surface. It reproduces the results of Vainsencher for the case $\delta\le 6$ and Kleiman-Piene for the case $\delta\
Gottsche, L.   +1 more
core   +1 more source

Boundary Dynamics in Dilaton Gravity [PDF]

open access: yes, 1994
We study the dynamics of the boundary dilaton gravity coupled to N massles scalars. We rederive the boundary conditions of [1] and [3] in a way which makes the requirement of reparametrization invariance and role of conformal anomaly explicit.
Das, Sumit R.   +2 more
core   +2 more sources

Discrepancy between experimental and theoretical β-decay rates resolved from first principles [PDF]

open access: yesNature Physics, 2019
The dominant decay mode of atomic nuclei is beta decay (β-decay), a process that changes a neutron into a proton (and vice versa). This decay offers a window to physics beyond the standard model, and is at the heart of microphysical processes in stellar ...
P. Gysbers   +10 more
semanticscholar   +1 more source

On the Twisted $N=2$ Superconformal Structure in $2d$ Gravity Coupled to Matter

open access: yes, 1993
It is shown that the two dimensional gravity, described either in the conformal gauge (the Liouville theory) or in the light cone gauge, when coupled to matter possesses an infinite number of twisted $N=2$ superconformal symmetries.
International Centre for Theoretical Physics, Trieste (Italy)   +2 more
core   +1 more source

Neutrinos with Zee-Mass Matrix in Vacuum and Matter

open access: yes, 1994
Neutrino mass matrix generated by the Zee (radiative) mechanism has zero (in general, small) diagonal elements and a natural hierarchy of the nondiagonal elements.
International Centre for Theoretical Physics, Trieste (Italy)   +2 more
core   +1 more source

D’Alembert’s Direct and Inertial Forces Acting on Populations: The Price Equation and the Fundamental Theorem of Natural Selection

open access: yesEntropy, 2015
I develop a framework for interpreting the forces that act on any population described by frequencies. The conservation of total frequency, or total probability, shapes the characteristics of force.
Steven A. Frank
doaj   +1 more source

LEvEL: Low-Energy Neutrino Experiment at the LHC

open access: yesJournal of High Energy Physics, 2021
We propose the operation of LEvEL, the Low-Energy Neutrino Experiment at the LHC, a neutrino detector near the Large Hadron Collider Beam Dump. Such a detector is capable of exploring an intense, low-energy neutrino flux and can measure neutrino cross ...
Kevin J. Kelly   +3 more
doaj   +1 more source

Out of Equilibrium Phase Transitions and a Toy Model for Disoriented Chiral Condensates

open access: yes, 1993
We study the dynamics of a second order phase transition in a situation thatmimics a sudden quench to a temperature below the critical temperature in a model with dynamical symmetry breaking. In particular we show that the domains of correlated values of
Ashok Das   +2 more
core   +1 more source

Electronic properties and applications of MXenes: a theoretical review [PDF]

open access: yes, 2017
The recent chemical exfoliation of layered MAX phase compounds to novel two-dimensional transition metal carbides and nitrides, the so-called MXenes, has brought a new opportunity to materials science and technology.
M. Khazaei   +4 more
semanticscholar   +1 more source

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