Results 31 to 40 of about 4,801,270 (329)

Diiodido{2-(morpholin-4-yl)-N-[1-(2-pyridyl)ethylidene]ethanamine-κ3N,N′,N′′}zinc

open access: yesActa Crystallographica Section E, 2011
In the title compound, [ZnI2(C13H19N3O)], the ZnII ion is five-coordinated in a distorted square-pyramidal geometry, in which the basal plane is defined by three N atoms from the Schiff base ligand and one iodide ion.
Nura Suleiman Gwaram   +2 more
doaj   +1 more source

Shape matters: the relationship between cell geometry and diversity in phytoplankton

open access: yesbioRxiv, 2020
Organisms’ size and shape profoundly influence their ecophysiological performance and evolutionary fitness, suggesting a link between morphology and diversity.
A. Ryabov   +7 more
semanticscholar   +1 more source

D-branes in Kazama-Suzuki Models [PDF]

open access: yes, 1997
We investigate boundary states of D-branes wrapped around supersymmetric cycles in Kazama--Suzuki models. We show that the geometry of the D-branes corresponds to a generalisation of calibrated geometry.
Acharya   +25 more
core   +4 more sources

2-(5-Bromo-2-methylphenyl)propan-2-ol

open access: yesActa Crystallographica Section E, 2010
The title compound, C10H13BrO, crystallizes with four independent molecules of similar geometry in the asymmetric unit. The crystal packing is stabilized by intermolecular O—H...O hydrogen bonds, which link the molecules into tetramers.
Hui Zeng, Xin-Lin Liu
doaj   +1 more source

The size of triangulations supporting a given link [PDF]

open access: yes, 2000
Let T be a triangulation of S^3 containing a link L in its 1-skeleton. We give an explicit lower bound for the number of tetrahedra of T in terms of the bridge number of L.
Armentrout   +15 more
core   +5 more sources

Stochastic Thermodynamic Interpretation of Information Geometry. [PDF]

open access: yesPhysical Review Letters, 2017
In recent years, the unified theory of information and thermodynamics has been intensively discussed in the context of stochastic thermodynamics. The unified theory reveals that information theory would be useful to understand nonstationary dynamics of ...
Sosuke Ito
semanticscholar   +1 more source

Bis(μ2-quinoline-2-carboxylato)-κ3N,O1:O1;κ3O1:N,O1-bis[(acetato-κO)(ethanol-κO)lead(II)]

open access: yesActa Crystallographica Section E, 2011
In the centrosymmetric dinuclear title compound, [Pb2(C10H6NO2)2(CH3COO)2(C2H5OH)2], one O atom of the carboxylate group of the quinoline-2-carboxylate anion connects the two PbII atoms.
Ezzatollah Najafi   +2 more
doaj   +1 more source

Purcell’s Three-Link Swimmer: Assessment of Geometry and Gaits for Optimal Displacement and Efficiency

open access: yesMathematics, 2021
This paper studies the displacement and efficiency of a Purcell’s three-link microswimmer in low Reynolds number regime, capable of moving by the implementation of a motion primitive or gait.
Cristina Nuevo-Gallardo   +3 more
doaj   +1 more source

Examples of noncommutative manifolds: complex tori and spherical manifolds

open access: yes, 2007
We survey some aspects of the theory of noncommutative manifolds focusing on the noncommutative analogs of two-dimensional tori and low-dimensional spheres. We are particularly interested in those aspects of the theory that link the differential geometry
Plazas, Jorge
core   +2 more sources

The Link between Ag‐Paste Rheology and Screen‐Printed Solar Cell Metallization

open access: yesAdvanced Materials & Technologies, 2020
Today's photovoltaic production chain is moving into a material crisis as the use of silver for front‐side metallization of passivated emitter and rear contact solar cells remains a crucial requirement.
S. Tepner   +5 more
semanticscholar   +1 more source

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