Results 21 to 30 of about 81,818 (357)

KINK SOLITONS IN DNA [PDF]

open access: yesInternational Journal of Modern Physics B, 2013
We study DNA dynamics relying on the plane-base rotator model for DNA. It is shown that this dynamics can be represented by kink and antikink solitons. We demonstrate that two velocities are relevant and these are the velocities of both a double and a single stranded DNA. A key question is which one is bigger as this is related to a value of the ratio
Zdravković, Slobodan   +2 more
openaire   +4 more sources

Collective influence of impurities on the dynamics of kinks of modified sine-Gordon equation [PDF]

open access: yesКомпьютерные исследования и моделирование, 2013
We investigated numerically the dynamics of kinks of modified sine-Gordon equation in the model with localized spatial modulation of a periodic potential (or impurity). We considered the case of two identical impurities.
Evgeniy Grigorevich Ekomasov   +1 more
doaj   +1 more source

Deformation Anomalies Accompanying Tsunami Origination

open access: yesJournal of Marine Science and Engineering, 2021
Basing on the analysis of data on variations of deformations in the Earth’s crust, which were obtained with a laser strainmeter, we found that deformation anomalies (deformation jumps) occurred at the time of tsunami generation.
Grigory Dolgikh, Stanislav Dolgikh
doaj   +1 more source

Kink motion by ac external force and dissipation [PDF]

open access: yesКомпьютерные исследования и моделирование, 2009
We consider SG-kink motion under the ac external force and dissipation assuming that kink shape conserves, and the kink velocity is changing in time. External forces are harmonically dependent upon time and are considered as step functions.
L. A. Krasnobaeva   +1 more
doaj   +1 more source

Molecular dynamics simulation of indentation-cutting on Ni and Cu by rigid Fe tool (Focus on combination of surface structure of tool and work)

open access: yesNihon Kikai Gakkai ronbunshu, 2020
2D-like indentations are performed by molecular dynamics simulation as “nanometric indentation cutting”. A 90 degree triangle rigid bcc-Fe indenter with (001) or (110) surfaces is continuously drove into single crystalline fcc-Ni and Cu with free side ...
Kisaragi YASHIRO   +3 more
doaj   +1 more source

Gapped topological kink states and topological corner states in honeycomb lattice.

open access: yesScience Bulletin, 2020
Based on the tight-binding calculations on honeycomb lattice and photonic experimental visualization on artificial graphene (AG), we report the domain-wall-induced gapped topological kink states and topological corner states. In honeycomb lattice, domain
Yuting Yang   +7 more
semanticscholar   +1 more source

Gravitational instability of a kink [PDF]

open access: yesPhysical Review D, 1996
We study the equilibria of a self-gravitating scalar field in the region outside a reflecting barrier. By introducing a potential difference between the barrier and infinity, we create a kink which cannot decay to a zero energy state. In the realm of small amplitude, the kink decays to a known static solution of the Einstein-Klein-Gordon equation ...
Barreto, W.   +3 more
openaire   +3 more sources

Puppy Love and [Information] Play

open access: yesThe Journal of Consent-Based Performance, 2023
This note from the field is about a nexus of queer kink subcultures and consent-based intimacy work in theatre. I report, investigate and wrangle with the process of incorporating queer kink into a university production of Love and Information by Caryl ...
Emily Kitchens
doaj   +1 more source

Optical kinks and kink-kink and kink-pulse interactions in resonant two-level media [PDF]

open access: yesPhysical Review A, 2017
An optical kink is a shock-wave-like field structure which can appear in a resonant two-level medium as a result of the nonlinear process of self-steepening. We numerically simulate this process using an adiabatically switching waveform as an input and confirm the self-similarity of resulting kinks.
openaire   +2 more sources

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