Results 51 to 60 of about 18,297 (276)

Basically regular local homomorphisms

open access: yes, 2022
We investigate the transfer of regularity between commutative, noetherian, local rings through a class of local homomorphisms which we call basically regular. We give numerical characterizations of these maps, investigate their behavior under composition
Bouchiba, Samir   +2 more
core  

Morphologies arising from the gas flow in the innermost kiloparsec of barred galaxy models

open access: yesAstronomy & Astrophysics
Context. We study a series of response models to investigate the formation of specific morphological features in the central 1 kpc region of the gas component in barred spiral galaxies. Aims. We aim to understand how structures, such as nuclear rings and
Pastras S.   +2 more
doaj   +1 more source

Noncommutative regular local rings of dimension 3 [PDF]

open access: yesProceedings of the American Mathematical Society, 1988
A left and right Noetherian local ring of global dimension 3 is a domain.
openaire   +2 more sources

ZW4864‐mediated inhibition of the β‐catenin/BCL9/BCL9L complex reveals therapeutic potential in bladder cancer

open access: yesMolecular Oncology, EarlyView.
BCL9 and BCL9L drive bladder cancer progression by enhancing β‐catenin signaling, promoting proliferation, migration, invasion, and organoid growth. Genetic depletion of BCL9(L) suppresses malignant phenotypes, while pharmacological disruption of the β‐catenin/BCL9(L) complex with ZW4864 inhibits canonical Wnt signaling and tumor‐associated cellular ...
Roland Kotolloshi   +11 more
wiley   +1 more source

Polarization‐resolved femtosecond Vis/IR spectroscopy tailored for resolving weak signals in biological samples using minimal sample volume

open access: yesFEBS Open Bio, EarlyView.
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley   +1 more source

Characterizations of regular local rings in positive characteristics [PDF]

open access: yesProceedings of the American Mathematical Society, 2007
In this note, we provide several characterizations of regular local rings in positive characteristics, in terms of the Hilbert-Kunz multiplicity and its higher T o
openaire   +2 more sources

A light‐triggered Time‐Resolved X‐ray Solution Scattering (TR‐XSS) workflow with application to protein conformational dynamics

open access: yesFEBS Open Bio, EarlyView.
Time‐resolved X‐ray solution scattering captures how proteins change shape in real time under near‐native conditions. This article presents a practical workflow for light‐triggered TR‐XSS experiments, from data collection to structural refinement. Using a calcium‐transporting membrane protein as an example, the approach can be broadly applied to study ...
Fatemeh Sabzian‐Molaei   +3 more
wiley   +1 more source

New Invariants of Noetherian Local Rings

open access: yes, 2001
We investigate properties of certain invariants of Noetherian local rings, including their behavior under flat local homomorphisms. We show that these invariants are bounded by the multiplicity for Cohen–Macaulay local rings with infinite residue fields,
Lee, Kisuk, Kisuk Lee, Jee Koh, Koh, Jee
core   +1 more source

Khovanov-Rozansky matrix factorization reduction for bipartite links

open access: yesNuclear Physics B
The Khovanov-Rozansky (KR) link polynomial is a certain t-deformation of Wilson loops in 3-dimensional SU(N) Chern-Simons topological field theory, believed to be an observable in the refined Chern-Simons theory, probably described in terms of 4d or 5d ...
E. Lanina, R. Stepanov
doaj   +1 more source

On the Regularity and Koszulness of Modules Over Local Rings [PDF]

open access: yesCommunications in Algebra, 2014
14 pages, to appear in Communications in ...
openaire   +2 more sources

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