Results 51 to 60 of about 113,928,442 (171)

Toric amplitudes and universal adjoints

open access: yesJournal of the London Mathematical Society, Volume 113, Issue 2, February 2026.
Abstract A toric amplitude is a rational function associated with a simplicial polyhedral fan. The definition is inspired by scattering amplitudes in particle physics. We prove algebraic properties of such amplitudes and study the geometry of their zero loci. These hypersurfaces play the role of Warren's adjoint via a dual volume interpretation.
Simon Telen
wiley   +1 more source

On Mandelshtam as a Subtext in Iosif Brodsky’s “Lullaby of Cape Cod” [PDF]

open access: yes, 2020
The article identifies the set of texts by Osip Mandelshtam which served as possible sources of allusions for Iosif Brodsky’s poem “Lullaby of Cape Cod” (also related works by Bethea, Akhapkin and Ranchin are taken into account).
Бараш, Ольга
core   +2 more sources

Quasi-Regular Grids and their Application to the Vibrational Spectra Calculations [PDF]

open access: yes, 2021
This work revisits a general problem in numerical analysis; the efficient sampling of any d-dimensional distribution function. Monte Carlo methods are the standard approach when addressing a general distribution function, as they are able to produce a ...
Flynn, Shane William
core   +1 more source

On the Autograph of the «Ode to Beethoven» by O. Mandelshtam

open access: yesIzvestiya of Saratov University. Philology. Journalism, 2009
The article studies the peculiarities of the way O. Mandelshtam was working on the text of the given poem taking into account the motive type of the composition of the final edition and the cultural aspects influencing the semantics of the poem.
openaire   +1 more source

Physicochemical Characterization of Solid Catalysts: Morphological, Structural, Textural, Reducibility, and Acid‐Base Insights

open access: yesChemCatChem, Volume 17, Issue 23, December 8, 2025.
This review provides a practical guide for the characterization of solid catalysts, emphasizing key techniques such as SEM, TEM, XRD, Raman spectroscopy, and gas physisorption. It also covers reducibility and acid‐based analyses through TPR, TPD, and FTIR.
Luis A. Gallego‐Villada   +5 more
wiley   +1 more source

Holomorphic field theories and higher algebra

open access: yesBulletin of the London Mathematical Society, Volume 57, Issue 10, Page 2903-2974, October 2025.
Abstract Aimed at complex geometers and representation theorists, this survey explores higher dimensional analogs of the rich interplay between Riemann surfaces, Virasoro and Kac‐Moody Lie algebras, and conformal blocks. We introduce a panoply of examples from physics — field theories that are holomorphic in nature, such as holomorphic Chern‐Simons ...
Owen Gwilliam, Brian R. Williams
wiley   +1 more source

Molecular dataset for: The tribal placement of Urocorthylus Petrov, Mandelshtam & Beaver, with a description of the male of U. hirtellus Petrov et al., and notes on its biology (Coleoptera: Curculionidae: Scolytinae)

open access: yes, 2023
<p>Sequence sources, alignments and phylogenetic trees accompanying the research paper "The tribal placement of <em>Urocorthylus </em>Petrov, Mandelshtam & Beaver, with a description of the male of <em>U. hirtellus</em&
Johnson, Andrew J   +4 more
core   +1 more source

Comparison of Mandelshtam's Conditions with Convergence Conditions for Iterative Procedures in the Analysis of Complex Dynamic Systems by Means of Partial Models

open access: yesEngineering Transactions, 1992
The convergence conditions for iterative procedures in the analysis of dynamic systems with the use of partial models are compared with Mandelshtam's conditions (uncoupling of vibrations of partial models). Both basic iteration procedures are discussed.
T.L. Stańczyk
doaj  

Global Lunar Boulder Map From LRO NAC Optical Images Using Deep Learning: Implications for Regolith and Protolith

open access: yesJournal of Geophysical Research: Planets, Volume 130, Issue 7, July 2025.
Abstract Boulders on the lunar surface indicate relatively recent surface activity, related to mass wasting or bedrock excavation by impact cratering, and degrade over time, producing regolith. Previously, the distribution of boulders was indirectly assessed using the anisothermality effects observed by the Lunar Reconnaissance Orbiter (LRO) Diviner ...
B. Aussel   +5 more
wiley   +1 more source

When Everything Old Was New Again: Reclaiming Ethnonational Tradition in Post‐Soviet Buryatia

open access: yesThe Russian Review, Volume 84, Issue 3, Page 443-461, July 2025.
Abstract Why greet your family in Buryat rather than Russian? What does it matter how many times you fold the dough of a meat dumpling? How should one celebrate a holiday? In early twenty‐first‐century Buryatia, the Buryat Buddhist New Year, Sagaalgan, emerged as an important domain within which such small practices were reified as expressive of Buryat
Kathryn E. Graber
wiley   +1 more source

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