Results 21 to 30 of about 6,583,249 (150)

Interactions in noncommutative dynamics [PDF]

open access: yes, 1999
A mathematical notion of interaction is introduced for noncommutative dynamical systems, i.e., for one parameter groups of *-automorphisms of $\Cal B(H)$ endowed with a certain causal structure.
Arveson, William
core   +2 more sources

Bis[N-benzyl-N-(2-phenylethyl)dithiocarbamato-κ2S,S′](1,10-phenanthroline-κ2N,N′)zinc(II)

open access: yesIUCrData, 2017
In the title compound, [Zn(C16H16NS2)2(C12H8N2)], the ZnII atom exists within an N2S4 donor set that defines a distorted octahedral geometry; weak intramolecular C—H...S hydrogen bonds are noted.
A. S. Sonia   +3 more
doaj   +1 more source

Modularity, segregation, and interactions [PDF]

open access: yes, 2002
This commentary considers how far one can go in making inferences about functional modularity or segregation, based on the sorts of analyses used by Caplan & Waters in relation to the underlying neuronal infrastructure. Specifically an attempt is made to
Friston, KJ
core   +1 more source

Particle Ratios from Strongly Interacting Hadronic Matter

open access: yesAdvances in High Energy Physics, 2017
We calculate the particle ratios K+/π+, K-/π-, and Λ/π- for a strongly interacting hadronic matter using nonlinear Walecka model (NLWM) in relativistic mean field (RMF) approximation.
Waseem Bashir, Saeed Uddin, Hamid Nanda
doaj   +1 more source

Crystal structure of methyl (2Z)-3-(4-chlorophenyl)-2-[(3-methyl-1H-indol-1-yl)methyl]prop-2-enoate

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2015
In the title indole derivative, C20H18ClNO2, the chlorophenyl ring is almost perpendicular to the indole moiety, making a dihedral angle of 87.6 (1)°. The molecular packing is stabilized by C—H...π interactions, which form a C(9) chain motif along [10-1].
S. Selvanayagam   +3 more
doaj   +1 more source

Geometry of random interactions [PDF]

open access: yes, 2002
It is argued that spectral features of quantal systems with random interactions can be given a geometric interpretation. This conjecture is investigated in the context of two simple models: a system of randomly interacting d bosons and one of randomly ...
A. Arima   +14 more
core   +5 more sources

Crystal structure of 3-[2-(thiophen-3-yl)ethynyl]-2H-chromen-2-one

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2015
In the title compound, C15H8O2S, the coumarin moiety is approximately planar (r.m.s. deviation of the 11 non-H atoms = 0.025 Å) and is slightly inclined with respect to the plane of the thiophen-3-yl ring, forming a dihedral angle of 11.75 (8)°.
Ignez Caracelli   +4 more
doaj   +1 more source

Ligand-Receptor Interactions

open access: yes, 2008
The formation and dissociation of specific noncovalent interactions between a variety of macromolecules play a crucial role in the function of biological systems.
Alder B J   +159 more
core   +1 more source

Crystal structure of (4E)-4-(8-methoxy-2H-chromen-2-ylidene)-3-methyl-1-phenyl-1H-pyrazol-5(4H)-one

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2015
In the title compound, C20H16N2O3, the phenyl substituent attached to the pyrazole ring makes a dihedral angle of 4.87 (7)° with the rest of the molecule.
Muhammad Salim   +4 more
doaj   +1 more source

Strong Interactions at Low Energy [PDF]

open access: yes, 2002
The lectures review some of the basic concepts relevant for an understanding of the low energy properties of the strong interactions: chiral symmetry, spontaneous symmetry breakdown, Goldstone bosons, quark condensate.
B. Ananthanarayan   +27 more
core   +3 more sources

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