標(biāo)題: Titlebook: Davydov’s Soliton Revisited; Self-Trapping of Vib Peter Leth Christiansen,Alwyn C. Scott Book 1990 Springer Science+Business Media New York [打印本頁] 作者: 固執(zhí)已見 時間: 2025-3-21 18:06
書目名稱Davydov’s Soliton Revisited影響因子(影響力)
作者: Ordeal 時間: 2025-3-22 00:15
A Classical and Quantum Theory of Dynamical Self-Trapping in Nonlinear Systems and its Implication tl experiments which show the existence of dynamical self-trapped states under certain conditions in various model dynamical nonlinear systems..–. (vi) Elucidation of the existence of intrinsic an-harmonic localized or resonant modes in lattice dynamics of pure crystal lattices..,.作者: 免費(fèi) 時間: 2025-3-22 01:04
Vibron Solitons: A Semiclassical Approachvydov soliton, and questions surrounding the soliton lifetime. On a more subtle level, much insight has been gained into the precise meaning of the approximations made at various historical stages of the subject, a case in point being the various variational principles that have been used to derive 作者: 送秋波 時間: 2025-3-22 07:26 作者: Congregate 時間: 2025-3-22 09:19 作者: engagement 時間: 2025-3-22 16:03 作者: engagement 時間: 2025-3-22 17:07 作者: 青春期 時間: 2025-3-22 21:15 作者: Femish 時間: 2025-3-23 04:13 作者: FRAUD 時間: 2025-3-23 08:50 作者: 替代品 時間: 2025-3-23 09:55 作者: 審問 時間: 2025-3-23 16:55
Susanne O‘Gorman,Gabriele Schustere experimental results performed by Careri and cowor-kers. for crystalline acetanilide (ACN) became very important for the question of the existence of self-trapped localized states in quasi-one-dimensional molecular systems since the material ACN contains chains of hydrogen-bonded PG’s similar to p作者: BIPED 時間: 2025-3-23 20:49
Specification of Research Designnce” parameters, χ′ and χ″, which are the derivatives of the amide-1 excitation energy E in the peptide group with the respect to its distances to the “right” and “l(fā)eft” groups in the chain. In other words, χ′ and χ” present the extra forces with which some peptide group acts, when excited, upon its作者: Chromatic 時間: 2025-3-24 01:04
Conclusions and Future Researchn parameters for the amide-I and .(NH) modes that compare well with the relevant experimental data. The .(NH) mode is calculated to be more strongly coupled to the hydrogen bond stretching vibration than is the amide-I mode. Theoretical treatments of the dynamics of Davydov solitons in polypeptides 作者: chisel 時間: 2025-3-24 05:16 作者: 做事過頭 時間: 2025-3-24 08:11
Echte Kundenorientierung — Lands’ End its most localized form. We also considered scenarios in which several excitations are present in the system simultaneously; some preliminary results for the density-density correlation are calculated. The structure of polaron clusters is found, and their implication for biological systems is discussed.作者: 背叛者 時間: 2025-3-24 10:57
Alexandra Kühte,Matthias Zeisbergary of the initial Davydov model low energy exciton periodic solutions are also possible in this model. Both solitons and excitons are obtained here using a steepest descent numerical minimization technique. Their dynamics and stability are studied by numerical simulations of the discrete initial equations.作者: AVERT 時間: 2025-3-24 18:14 作者: 輕推 時間: 2025-3-24 21:25
Self-Trapping in a Molecular Chain with Substrate Potentialary of the initial Davydov model low energy exciton periodic solutions are also possible in this model. Both solitons and excitons are obtained here using a steepest descent numerical minimization technique. Their dynamics and stability are studied by numerical simulations of the discrete initial equations.作者: 場所 時間: 2025-3-25 02:15
Interaction of an Extra Electron with Optical Phonons in Long Molecular Chains and Ionic Crystalshan a constant group velocity Vac of a longtudinal sound is accompanied by a local chain deformation, and the motion of this collective deformation is described by a solitary wave which does not change its form and velocity. This wave, called as soliton, can travel only with the speed less than the sound velocity Vac.作者: 挖掘 時間: 2025-3-25 04:14 作者: cuticle 時間: 2025-3-25 08:37
Solitons in Biology and Possible Role of Bisolitons in High-Tc Superconductivity of wave functions of the extra electron and the resonance dipole-dipole interaction of amide-I vibrations of the neighboring peptide groups, ., explains the collective nature of the corresponding excitations. Quantized, these excitations have effective mass . = ?./2... and are called quasi-particles.作者: 譏笑 時間: 2025-3-25 14:31
https://doi.org/10.1007/978-1-4757-9948-4Peptide; Potential; elastic scattering; electromagnetic; electromagnetic wave; low temperature; molecule; q作者: 雄偉 時間: 2025-3-25 18:12 作者: 舊病復(fù)發(fā) 時間: 2025-3-25 23:25
Davydov’s Soliton Revisited978-1-4757-9948-4Series ISSN 0258-1221 作者: GLUE 時間: 2025-3-26 01:28 作者: Obedient 時間: 2025-3-26 05:11
Dandison Ukpabi,Grace Dandison Ukpabi the Hamiltonian. The influence of the quantum number and of a prior excited lattice on this lifetime is shown. An important result is that the Davydov ansatz is exact for a classical lattice. For this case, the soliton is stable against quantum fluctuations.作者: critique 時間: 2025-3-26 10:44 作者: 饒舌的人 時間: 2025-3-26 14:36 作者: 憤怒事實(shí) 時間: 2025-3-26 20:52
https://doi.org/10.1007/978-3-031-37097-7Theory of Davydov solitons in molecular systems is rather well established nowadays., but certain problems dealing with the quantum-mechanical foundations of the theory still remain, especially those concerning the applicability of various equations of motion, both quantum and classical.作者: Critical 時間: 2025-3-26 22:42 作者: Pcos971 時間: 2025-3-27 01:56 作者: 喊叫 時間: 2025-3-27 05:48
Davydov Ansatz and Proper Solutions of Schr?dinger Equation for Fr?hlich HamiltonianTheory of Davydov solitons in molecular systems is rather well established nowadays., but certain problems dealing with the quantum-mechanical foundations of the theory still remain, especially those concerning the applicability of various equations of motion, both quantum and classical.作者: 厚顏無恥 時間: 2025-3-27 10:19 作者: 圓木可阻礙 時間: 2025-3-27 17:29 作者: Indigence 時間: 2025-3-27 21:41 作者: mosque 時間: 2025-3-28 00:34
Soliton Generation in Infinite and Half-Infinite Molecular Chainstribution at the initial time. A study is made of the time evolution of an excitation given at the initial moment as a hyperbolic secant, a rectangular step, and a decreasing exponential, for an infinite chain. A mechanism for generating solitons by exciting the impurity molecules is considered.作者: 誘騙 時間: 2025-3-28 04:06 作者: Arthropathy 時間: 2025-3-28 07:28
Ingo Deking,Frank Rath,Jürgen Sch?ferat the Institute for Theoretical Physics in Kiev starting from 1973 have shown that the effective transport of energy or electrons is due to certain properties of excited states of alpha-helical protein molecules in which peptide groups are arranged as three parallel quasiperiodic chains [1]. Peptid作者: CHOKE 時間: 2025-3-28 10:53 作者: 協(xié)奏曲 時間: 2025-3-28 18:09 作者: arrogant 時間: 2025-3-28 21:31
Echte Kundenorientierung — Lands’ Endorting energy in molecular (mainly biological) aggregates. The last few years have seen a large amount of activity in this area, and this workshop has gathered many of the principals in the discussion. The study of the Fr?hlich Hamiltonian [2] which is the starting point of the Davydov theory has be作者: 頭盔 時間: 2025-3-28 23:17
Echte Kundenorientierung — Lands’ Endrticle?” and deals with the changing standards of proof which lead us today to accept as “real” some fundamental particles (quarks) which we may never observe. Our situation is somewhat similar in that “hard evidence” of the existence of Davydov solitons remains elusive despite many years of effort 作者: 手榴彈 時間: 2025-3-29 03:53 作者: PALSY 時間: 2025-3-29 09:21 作者: 鉗子 時間: 2025-3-29 14:27 作者: radiograph 時間: 2025-3-29 16:00
Susanne O‘Gorman,Gabriele Schusterelf-trapped states (solitary waves or solitons) was first suggested by Davydov and Kislukha. in order to explain how the energy released by hydrolysis of adenosine triphosphate can be localized and moved along proteins providing important biological processes.. The soliton formation in this model.,.作者: 物質(zhì) 時間: 2025-3-29 20:43
https://doi.org/10.1007/978-3-658-42173-1n-phonon interaction in molecular chains [2, 3]. The effect of acoustic phonons with the dispersion law.on the motion of an extra electron (and exciton) in a one dimensional molecular chain was studied by Davydov [4–6]. It was shown that the stable motion of electron (exciton) with velocities less t作者: figurine 時間: 2025-3-30 00:10
Alexandra Kühte,Matthias Zeisberging of the chain with its atomic environment is taken into account via the introduction of an on-site harmonic potential for each molecule. For some standard sets of values for the physical parameters, the self-trapping mechanism occurs and two-component soliton excitations are generated in the mole作者: 滔滔不絕地講 時間: 2025-3-30 05:50 作者: machination 時間: 2025-3-30 11:33
Conclusions and Future Researche-I or .(NH) vibration in a hydrogen-bonded polypeptide or polyamide chain. Both the split-valence 4-3 1G and STO-3G atomic orbital basis sets are utilized in this study, and a hydrogen-bonded, linear formamide dimer is employed as a model of the chain. The theoretical analysis of the linear dimer c作者: 繞著哥哥問 時間: 2025-3-30 16:06
Definition of Customer Co-Designy parameters (χ’s) these experimental estimates are of a comparatively indirect and uncertain nature. Since some analytic and numeric studies show that soliton propagation in the discrete chain only is possible for | χ| within certain limits it is of interest to look for alternative ways of estimati作者: 旅行路線 時間: 2025-3-30 20:27
NATO Science Series B:http://image.papertrans.cn/d/image/263869.jpg作者: Mediocre 時間: 2025-3-30 22:15 作者: Inordinate 時間: 2025-3-31 03:58
Quantum-Mechanical Derivation of the Davydov Equations for Multi-Quanta Statesins of molecules. The problem was to explain how the energy released by hydrolysis of adenosine triphosphate and transferred to proteins in biological systems remains localized and moves along the protein chains at a reasonable rate to perform useful biological functions. The α-helix protein structu作者: 運(yùn)動性 時間: 2025-3-31 08:59
A Classical and Quantum Theory of Dynamical Self-Trapping in Nonlinear Systems and its Implication tuantum systems has received much attention in recent years. The principal reason for the upsurge of the renewed interest is due to: (i) The development of the soliton theory in mathematical physics. (ii) Ever-lasting interest in Davydov solitons and their possible implication to biological energy tr作者: Gum-Disease 時間: 2025-3-31 12:47
