Results 101 to 110 of about 8,017 (211)

Bonding Heterogeneity and Nanoprecipitation on Substituting the Anionic Framework in Mg3Sb2 for p‐Type Zintl Thermoelectrics

open access: yesSmall Structures, Volume 6, Issue 4, April 2025.
Alloying‐induced bonding heterogeneity in p‐type Mg3(Sb1−2xBixSnx)2 leads to local atomic ordering, site preferences, and heterogeneous interfaces, influencing structural transitions and thermoelectric properties. A partial trigonal‐to‐monoclinic phase transition occurs, with a cubic Mg2Sn nanophase emerging at higher alloying content.
Nagendra Singh Chauhan, Takao Mori
wiley   +1 more source

Noncommutative Superspace, Supermatrix and Lowest Landau Level

open access: yes, 2003
By using graded (super) Lie algebras, we can construct noncommutative superspace on curved homogeneous manifolds. In this paper, we take a flat limit to obtain flat noncommutative superspace.
Alekseev   +46 more
core   +1 more source

Double Copy From Tensor Products of Metric BV■‐Algebras

open access: yesFortschritte der Physik, Volume 73, Issue 1-2, February 2025.
Abstract Field theories with kinematic Lie algebras, such as field theories featuring color–kinematics duality, possess an underlying algebraic structure known as BV■‐algebra. If, additionally, matter fields are present, this structure is supplemented by a module for the BV■‐algebra.
Leron Borsten   +5 more
wiley   +1 more source

A codex on linearized Nordström supergravity in eleven and ten dimensional superspaces

open access: yesJournal of High Energy Physics, 2019
As the full off-shell theories of supergravity in the important dimensions of eleven and ten dimensions are currently unknown, we introduce a superfield formalism as a foundation and experimental laboratory to explore the possibility that the scalar ...
S. James Gates   +3 more
doaj   +1 more source

Superfield realization of hidden R-symmetry in extended supersymmetric gauge theories and its applications

open access: yesJournal of High Energy Physics, 2020
We present the explicit superfield realizations of the hidden SU(4) and O(5) R-symmetries in 4D, N $$ \mathcal{N} $$ = 4 and 5D, N $$ \mathcal{N} $$ = 2 supersymmetric Yang-Mills theories in the harmonic superspace approach.
I.L. Buchbinder   +2 more
doaj   +1 more source

Modulation of the modulated magnetic structure of an Ho i‐MAX phase described by a magnetic (3+2)‐dimensional superspace group

open access: yesActa Crystallographica Section B, Volume 81, Issue 1, Page 37-46, February 2025.
A rare complex incommensurate magnetic structure, an amplitude‐modulated structure which itself is modulated, was determined in the Ho‐based i‐MAX phase (Mo2/3Ho1/3)2GaC. It represents a particularly distinctive case of a 2‐k magnetic structure with no symmetry relation between the propagation vectors.The magnetic structures of the Ho‐based i‐MAX phase
Claire V. Colin   +6 more
wiley   +1 more source

Near horizon superspace [PDF]

open access: yesJournal of High Energy Physics, 1998
The adS_{p+2} x S^{d-p-2} geometry of the near horizon branes is promoted to a supergeometry: the solution of the supergravity constraints for the vielbein, connection and form superfields are found. This supergeometry can be used for the construction of new superconformal theories.
J. Rahmfeld   +2 more
openaire   +3 more sources

aff(1|1)-trivial deformations of aff(2|1)-modules of weighted densities on the superspace

open access: yesExtracta Mathematicae, 2019
Over the (1|2)-dimensional real superspace, we study aff(1|1)-trivial deformations of the action of the affine Lie superalgebra aff(2|1) on the direct sum of the superspaces of weighted densities.
Ismail Laraiedh
doaj  

Projective Superspace Varieties, Superspace Quadrics and Non-Splitting [PDF]

open access: yesarXiv, 2018
This article is a continuation of a previous article which concerned the splitting problem for subspaces of superspaces. We begin with a general account of projective superspaces. Subsequently, we specialise to subvarieties of `positive' projective superspaces.
arxiv  

Superunitary Representations of Heisenberg Supergroups

open access: yes, 2017
Numerous Lie supergroups do not admit superunitary representations except the trivial one, e.g., Heisenberg and orthosymplectic supergroups in mixed signature.
de Goursac, Axel, Michel, Jean-Philippe
core   +1 more source

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