Results 81 to 90 of about 11,200,042 (298)

Group index and group velocity dispersion in silicon-on-insulator photonic wires

open access: yesOptics Express, 2006
We determine group index and group velocity dispersion (GVD) of SOI single-mode strip waveguides (photonic wires) with 525×226nm cross-section over the entire telecommunication bandwidth by employing an integrated Mach-Zehnder interferometer. The measured GVD yields 4400 ps/(nm∙km) at 1550 nm and exceeds that of standard single-mode fibers by almost ...
Eric, Dulkeith   +4 more
openaire   +2 more sources

The concentration-velocity dispersion relation in galaxy groups [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2007
12 pages, 11 figures, published in ...
Faltenbacher, Andreas   +1 more
openaire   +2 more sources

The relation between halo shape, velocity dispersion and formation time [PDF]

open access: yes, 2010
We use dark matter haloes identified in the MN U and galaxy groups identified in the Sloan Digital Sky Survey Data Release 7 (SDSS DR7) galaxy catalogue to study the relation between halo shape and halo dynamics, parametrizing the mass of the systems.
Manolis Plionis
core  

Effect of microchannel aspect ratio on residence time distributions and the axial dispersion coefficient [PDF]

open access: yes, 2009
The effect of microchannel aspect ratio (channel depth/channel width) on residence time distributions and the axial dispersion coefficient have been investigated for Newtonian and shear thinning non-Newtonian flow using computational fluid dynamics.
Prat, Laurent E.   +4 more
core   +1 more source

Importin 7 mediates the nuclear import of HIV‐1 integrase via a specific interacting interface

open access: yesFEBS Open Bio, EarlyView.
HIV‐1 integrase enables viral DNA integration into the host genome. By binding to the core domain of the host protein Importin 7 via its C‐terminal domain, the integrase is transported across the nuclear membrane into the nucleus, where integration of the viral genome into host DNA takes place. This translocation is a critical step for subsequent viral
Juana Bana   +5 more
wiley   +1 more source

A Feasibility Study on Monitoring Crustal Structure Variations by Direct Comparison of Surface Wave Dispersion Curves from Ambient Seismic Noise

open access: yesInternational Journal of Geophysics, 2020
This work assesses the feasibility of the direct use of surface-wave dispersion curves from seismic ambient noise to gain insight into the crustal structure of Bransfield Strait and detect seasonal seismic velocity changes. We cross-correlated four years
K. Muhumuza
doaj   +1 more source

Dose‐dependent hepatotoxicity of hydrogen peroxide in HepG2 cells and its modulation by CYP450 induction

open access: yesFEBS Open Bio, EarlyView.
NMR metabolomics revealed concentration‐dependent metabolic perturbations in HepG2 cells exposed to H2O2. Rifampicin pretreatment enhanced metabolic competence, attenuated toxin‐induced alterations and produced metabolite profiles more consistent with human liver physiology, supporting the use of CYP450‐induced HepG2 models for improved in vitro ...
Maren Jinks   +4 more
wiley   +1 more source

Zero dispersion Kerr solitons in optical microresonators

open access: yesNature Communications, 2022
Here, the authors find the missing link for soliton microcombs that exist at the boundary where the group velocity dispersion of light changes sign: zero-dispersion solitons.
Miles H. Anderson   +5 more
doaj   +1 more source

KDAC6 alters cell morphology and motility through positive and negative modulation of F‐actin distribution

open access: yesFEBS Open Bio, EarlyView.
KDAC6 has been associated with cell motility and actin structures, but specific domain contributions are not established. The two catalytic domains have differential effects on motility and F‐actin regulation, affecting cortical F‐actin density, motility, stress fibers, and cell spreading.
Taylor V. Joseph   +7 more
wiley   +1 more source

Dispersion curve of aluminum pipe of the outer radius 10 mm with the thickness of 0.5 mm (a) phase velocity; (b) group velocity.

open access: yes
Dispersion curve of aluminum pipe of the outer radius 10 mm with the thickness of 0.5 mm (a) phase velocity; (b) group velocity.
Heng Chen (487476)   +6 more
core   +1 more source

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