Results 41 to 50 of about 35,578 (258)

Systemic Governance From Below: Story Telling to Empower Access to the Commons Through Mapping and Modelling: A Mixed Methods Approach

open access: yesSystems Research and Behavioral Science, EarlyView.
ABSTRACT Access to forests, farming land and the Citarum river is limited in Tarumajaya; furthermore, many do not own their own housing and are dependent on the public and private landowners in the area. The region of Tarumajaya faces significant challenges in access to crucial resources such as forests, farming land and the Citarum river, leading to a
Rudolf Wirawan   +4 more
wiley   +1 more source

Superstring amplitudes from BCJ numerators at one loop

open access: yesJournal of High Energy Physics
We find a direct map that determines moduli-space integrands for one-loop superstring amplitudes in terms of field-theory loop integrands in the BCJ form. The latter can be computed using efficient unitarity methods, so our map provides an alternative to
Yvonne Geyer   +3 more
doaj   +1 more source

Analyticity and crossing symmetry of superstring loop amplitudes

open access: yesJournal of High Energy Physics, 2019
Bros, Epstein and Glaser proved crossing symmetry of the S-matrix of a theory without massless fields by using certain analyticity properties of the off-shell momentum space Green’s function in the complex momentum plane.
Corinne de Lacroix   +2 more
doaj   +1 more source

Classical spectral curve of the AdS5 × S 5 lambda superstring

open access: yesJournal of High Energy Physics, 2020
The classical spectral curve for the worldsheet theory of the AdS5 ×S 5 lambda superstring is constructed. The lambda string is interpreted as a regularized, non-abelian T-dual of the AdS5 ×S 5 superstring with respect to the full PSU(2, 2|4) symmetry ...
Timothy J. Hollowood   +2 more
doaj   +1 more source

On the cigar CFT and Schwarzschild horizons

open access: yesNuclear Physics B, 2023
Aspects of shock waves and instantly-created folded strings operators in the supersymmetric SL(2)k/U(1) CFT, and their relevance to the near-horizon physics of Schwarzschild black holes in perturbative superstring theory, are presented.
Amit Giveon
doaj   +1 more source

Factorization of the Two Loop Four-Particle Amplitude in Superstring Theory Revisited

open access: yes, 2005
We study in detail the factorization of the newly obtained two-loop four-particle amplitude in superstring theory. In particular some missing factors from the scalar correlators are obtained correctly, in comparing with a previous study of the ...
C.-J. Zhu   +11 more
core   +1 more source

Complete Action for Open Superstring Field Theory with Cyclic $A_\infty$ Structure [PDF]

open access: yes, 2016
We construct a gauge invariant action for the Neveu-Schwarz and Ramond sectors of open superstring field theory realizing a cyclic $A_\infty$ structure, providing the first complete and fully explicit solution to the classical Batalin-Vilkovisky master ...
Erler, Theodore   +2 more
core   +2 more sources

Ontology After Folk Psychology; or, Why Eliminativists Should Be Mental Fictionalists

open access: yesAnalytic Philosophy, EarlyView.
ABSTRACT Mental fictionalism holds that folk psychology should be regarded as a kind of fiction. The present version gives a Lewisian prefix semantics for mentalistic discourse, where roughly, a mentalistic sentence “p” is true iff “p” is deducible from the folk psychological fiction.
Ted Parent
wiley   +1 more source

A superstring field theory for supergravity

open access: yesJournal of High Energy Physics, 2017
A covariant closed superstring field theory, equivalent to classical tendimensional Type II supergravity, is presented. The defining conformal field theory is the ambitwistor string worldsheet theory of Mason and Skinner.
R.A. Reid-Edwards, D.A. Riccombeni
doaj   +1 more source

Scattering of charged tensor bosons in gauge and superstring theories

open access: yes, 2009
We calculate the leading-order scattering amplitude of one vector and two tensor gauge bosons in a recently proposed non-Abelian tensor gauge field theory and open superstring theory.
Anchordoqui   +42 more
core   +2 more sources

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