[PDF] Top 20 Brownian shape dynamics in fission

... the shape evolution as repre- sented by the shape-dependent dissipation ...The shape evolution then resembles Brownian motion in an anisotropic (and non-uniform) ...the fission ... See full document

... channels [19, 62]. These channels exhibit strong valence selectivity and can undergo a wide range of transformations as the result of site-directed mutagenesis, enabling us to test many of the predictions of our model. ... See full document

... nuclear fission as a generalized Brownian motion builds on the assumption that the evolving nucleus can be characterized by its shape degrees of freedom ...associated shape param- eters are ... See full document

... channel dynamics showed that by solving the Langevin equations of motion separately for the elongation and mass- asymmetry degrees of freedom, they could reproduce the fission fragment mass yield for the ... See full document

... the shape of return distributions by including regime- switching to feature random changes in the volatility of volatility, leverage effect, and jump ...the dynamics of asset prices with time-inhomogeneous ... See full document

... rapid shape evolution in the later stages near scis- ...the shape evolution near scis- sion is expected to be non-adiabatic and the approximation may break down in the latter stage of fission [4, ...the ... See full document

... problem becomes singular, which requires the use of matched asymptotic expansions. In the second part of §3.5 we shift focus to the opposite extreme of very strong probe forcing, or P e 1, and the nonlinear response of ... See full document

... the shape parameter q and in energy according to Gaussian random matrix ...the dynamics by the time-dependent Schrödinger, we find probability distributions on the different layers at later ... See full document

... the fission fragments, the fission and ER cross sections, protons and alpha particle multiplicities in both the ER and fission ...the fission channel alone without delay, it overestimates the ... See full document

... of fission barriers (see ...lated shape dependence that relates the increase of the Wigner term to the decrease in the amount of communication between the two fragments due to the shrinking of the ... See full document

... on fission of 180 Hg as well as of 198 Hg (see ...of fission fragments at scission plays the key role in the description of the asymmetry of the fission-fragment mass ...the fission-fragment ... See full document

... In summary, Brownian dynamics simulations of ionic conductance for a generic model of the calcium-sodium channel family for different values of the negative charge at the selectivity fil[r] ... See full document

... multiparticle Brownian dynamics method developed at the Department of Biophysics, Biological Faculty, Lomonosov Moscow State ...the Brownian methods coupled to molecular dynamic simulations to reveal ... See full document

... and a fluctuating firing threshold (see e.g. [30]). Indeed our model is closely related to a leaky IF model driven by white noise and subject to an exponentially decaying firing threshold [31]. The time–dependent firing ... See full document

... Discrete source charges Particle-particle interactions are accounted for through the application of Coulomb's Law Polarization effects are taken into account by adding to the system pola[r] ... See full document

... As indicated in Figure 1, the cryogenic target was surrounded by two multi-sampling ionisation chambers (MUSIC) used to identify the reactions taking place in the target from those produced in the other layers of matter ... See full document

... membranes of cells. Physiologically, they are of crucial importance in that they allow ions to pass into and out of cells, fast and efficiently, though in a highly selective way. Here we show that the conduction and ... See full document

... of fission chain reactions possible in a multiplying assembly and how the gammas and neutrons released in such events are detected and identified in organic ... See full document

... a shape to be used in ...of shape representation to better capture shape properties for later use in ...improved shape representations, we can improve the accuracy of shape ... See full document

... are included in the unknown diffusion coefficient, which depends in turn on the position of the ion in the channel. We note that such an approximation is traditional in chemical physics where reaction in a system with ... See full document