Results 41 to 50 of about 2,380,854 (358)

The effects of environment on the intrinsic shape of galaxies [PDF]

open access: yes, 2015
We measure the effect of the environment on the intrinsic shapes of spiral and elliptical galaxies by finding the 3D shape distribution and dust extinction that fits better the projected shape of galaxies in different environment.
Lambas, Diego García   +2 more
core   +2 more sources

Some properties of distal actions on locally compact groups [PDF]

open access: yesErgodic Theory and Dynamical Systems, 2017
We consider the actions of (semi)groups on a locally compact group by automorphisms. We show the equivalence of distality and pointwise distality for the actions of a certain class of groups. We obtain a decomposition for contraction groups of an automorphism under certain conditions.
Raja, C. R. E., Shah, Riddhi
openaire   +2 more sources

Increased segregation of brain networks in focal epilepsy: An fMRI graph theory finding

open access: yesNeuroImage: Clinical, 2015
Focal epilepsy is conceived of as activating local areas of the brain as well as engaging regional brain networks. Graph theory represents a powerful quantitative framework for investigation of brain networks.
Mangor Pedersen   +3 more
doaj   +1 more source

Some local properties defining To-groups and related classes of groups [PDF]

open access: yesPublicacions Matemàtiques, 2016
We call G a HallX -group if there exists a normal nilpotent subgroup N of G for which G/N0 is an X-group. We call G a T0-group provided G/Φ(G) is a T -group, that is, one in which normality is a transitive relation. We present several new local classes of groups which locally define HallX -groups and T0-groups where X ∈ {T , PT , PST }; the classes PT ...
Ballester-Bolinches, A.   +3 more
core   +5 more sources

Unveiling the photophysical properties of Boron-dipyrromethene dyes using a new accurate excited state coupled cluster method.

open access: yesJournal of Chemical Theory and Computation, 2019
Boron-dipyrromethene (BODIPY) molecules form a class of fluorescent dyes known for their exceptional photoluminescence properties. Today, they are used extensively in various applications from fluorescent imaging to opto-electronics. The ease of altering
Romain Berraud-Pache   +3 more
semanticscholar   +1 more source

The History of Galaxy Formation in Groups: An Observational Perspective [PDF]

open access: yes, 2006
We present a pedagogical review on the formation and evolution of galaxies in groups, utilizing observational information from the Local Group to galaxies at z~6.
A. Coil   +49 more
core   +2 more sources

Carex pulicaris abundance is positively associated with soil acidity, rainfall and floristic diversity in the eastern distribution range

open access: yesScientific Reports, 2022
Carex pulicaris is considered an endangered species, and further losses are forecast under the influence of even moderate climate change. Local studies indicate that temporal declines in C.
Zofia Sotek   +9 more
doaj   +1 more source

Chemical diversity in a metal–organic framework revealed by fluorescence lifetime imaging

open access: yesNature Communications, 2018
Metal-organic frameworks are typically characterized by a variety of techniques, but most only provide information on properties as an average of a bulk sample.
Waldemar Schrimpf   +6 more
doaj   +1 more source

Temporal-topological properties of higher-order evolving networks

open access: yesScientific Reports, 2023
Human social interactions are typically recorded as time-specific dyadic interactions, and represented as evolving (temporal) networks, where links are activated/deactivated over time.
Alberto Ceria, Huijuan Wang
doaj   +1 more source

Unitary groups over local rings

open access: yes, 2013
Structural properties of unitary groups over local, not necessarily commutative, rings are developed, with applications to the computation of the orders of these groups (when finite) and to the degrees of the irreducible constituents of the Weil ...
Cruickshank, J.   +3 more
core   +1 more source

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