Results 91 to 100 of about 28,459 (271)

Macdonald polynomials in superspace: conjectural definition and positivity conjectures

open access: yes, 2011
We introduce a conjectural construction for an extension to superspace of the Macdonald polynomials. The construction, which depends on certain orthogonality and triangularity relations, is tested for high degrees.
B. Feigin   +19 more
core   +1 more source

Bicovariant differential calculus on the quantum superspace ℝq(1|2) [PDF]

open access: yes, 2015
Super-Hopf algebra structure on the function algebra on the extended quantum superspace has been defined. It is given a bicovariant differential calculus on the superspace.
S. Çelik
semanticscholar   +1 more source

Branes, fermions, and superspace dualities

open access: yesJournal of High Energy Physics, 2021
We use the superspace formulation of supergravity in eleven and ten dimensions to compute fermion couplings on the M2-brane and on Dp-branes. In this formulation fermionic couplings arise naturally from the θ-expansion of the superfields from which the ...
Ander Retolaza   +3 more
doaj   +1 more source

Ductile Inorganic Thermoelectrics: Advances, Challenges, and Perspectives

open access: yesAdvanced Energy Materials, Volume 15, Issue 42, November 11, 2025.
Thermoelectric technology facilitates efficient energy harvesting from natural sources, especially body heat. Plastic bulk inorganic thermoelectric materials offer high plasticity, ease of fabrication, and competitive thermoelectric performance. This review comprehensively outlines recent advances in plastic bulk inorganic thermoelectrics, focusing on ...
Cheng‐Jiong He   +5 more
wiley   +1 more source

Surface operators in superspace [PDF]

open access: yesJournal of High Energy Physics, 2020
Abstract We generalize the geometrical formulation of Wilson loops recently introduced in [1] to the description of Wilson Surfaces. For N = (2, 0) theory in six dimensions, we provide an explicit derivation of BPS Wilson Surfaces with non-trivial coupling to scalars, together with their manifestly supersymmetric version. We derive
C. A. Cremonini, P. A. Grassi, S. Penati
openaire   +5 more sources

N = 1 supercurrents of eleven-dimensional supergravity

open access: yesJournal of High Energy Physics, 2018
Eleven-dimensional supergravity can be formulated in superspaces locally of the form X × Y where X is 4D N = 1 conformal superspace and Y is an arbitrary 7-manifold admitting a G 2-structure.
Katrin Becker   +3 more
doaj   +1 more source

On conformal supergravity and harmonic superspace [PDF]

open access: yes, 2015
A bstractThis paper describes a fully covariant approach to harmonic superspace. It is based on the conformal superspace description of conformal supergravity and involves extending the supermanifold ℳ$$ \mathrm{\mathcal{M}} $$4|8 by the tangent bundle ...
D. Butter
semanticscholar   +1 more source

High‐Entropy Magnetism of Murunskite

open access: yesAdvanced Functional Materials, Volume 35, Issue 40, October 1, 2025.
The study of murunskite (K2FeCu3S4) reveals that its magnetic and orbital order emerges in a simple I4/mmm crystal structure with complete disorder in the transition metal positions. Mixed‐valence Fe ions randomly occupy 1/4 of the tetrahedral sites, with the remaining 3/4 being filled by non‐magnetic Cu+ ions.
Davor Tolj   +18 more
wiley   +1 more source

Sol–Gel Synthesis of Ca2.5Ag0.3Sm0.2Co4O9 Semiconducting Materials for Thermoelectric Applications in Aerospace Systems

open access: yesAdvanced Engineering Materials, Volume 27, Issue 17, September 2025.
Ca2.5Ag0.3Sm0.2Co4O9 semiconductor materials are synthesized and produced in this study using the sol–gel and cold pressing techniques for thermoelectric generator applications. As template samples are added, the Seebeck coefficient and power factor values rise, peaking at 800 °C for Ca2.5Ag0.3Sm0.2Co4O9 at 274.47 μV K−1 and 0.58 mW mK−2, respectively.
Enes Kilinc   +4 more
wiley   +1 more source

Supertwistor realisations of AdS superspaces

open access: yesEuropean Physical Journal C: Particles and Fields, 2022
We propose supertwistor realisations of (p, q) anti-de Sitter (AdS) superspaces in three dimensions and $${\mathcal {N}}$$ N -extended AdS superspaces in four dimensions.
Sergei M. Kuzenko   +1 more
doaj   +1 more source

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