Complex absorbing potentials

JG Muga, JP Palao, B Navarro, IL Egusquiza - Physics Reports, 2004 - Elsevier
We review the construction and use of complex potentials in reactive scattering and other
molecular collisions to calculate continuum quantities (such as state-to-state transition …

Fast optimal frictionless atom cooling in harmonic traps: Shortcut to adiabaticity

X Chen, A Ruschhaupt, S Schmidt, A del Campo… - Physical review …, 2010 - APS
A method is proposed to cool down atoms in a harmonic trap without phase-space
compression as in a perfectly slow adiabatic expansion, ie, kee** the same populations of …

Derivation and reflection properties of a transmission-free absorbing potential

DE Manolopoulos - The Journal of chemical physics, 2002 - pubs.aip.org
The criterion for the validity of the JWKB approximation is used to derive a first order
differential equation for a negative imaginary absorbing potential, i (r). The resulting …

Investigation on the reflection and transmission properties of complex absorbing potentials

UV Riss, HD Meyer - The Journal of chemical physics, 1996 - pubs.aip.org
The reflection and transmission properties of different complex absorbing potentials (CAPs)
are studied using WKB and scaling procedures which make the results transferable to any …

Quantum reactive scattering with a transmission-free absorbing potential

T Gonzalez-Lezana, EJ Rackham… - The Journal of chemical …, 2004 - pubs.aip.org
Absorbing potentials have been extensively employed as an efficient way to approximate
the exact scattering boundary conditions in both time-dependent and time-independent …

[BOOK][B] Computational nanoscience: Applications for molecules, clusters, and solids

K Varga, JA Driscoll - 2011 - books.google.com
Computer simulation is an indispensable research tool in modeling, understanding and
predicting nanoscale phenomena. However, the advanced computer codes used by …

Wavepacket theory of photodissociation and reactive scattering

GG Balint‐Kurti - Advances in Chemical Physics, 2003 - Wiley Online Library
The chapter deals with the quantum theory of reactive scattering and molecular
photodissociation. In particular it addresses the application of time‐dependent wavepacket …

Time of events in quantum theory

P Blanchard, A Jadczyk - arxiv preprint quant-ph/9602010, 1996 - arxiv.org
arxiv:quant-ph/9602010v3 20 Feb 1996 Page 1 arxiv:quant-ph/9602010v3 20 Feb 1996
Preprint No BiBoS 720/1/96 Time of Events in Quantum Theory1 Ph. Blanchard♭2 and A …

The time of arrival concept in quantum mechanics

JG Muga, R Sala, JP Palao - Superlattices and microstructures, 1998 - Elsevier
The concept and the formalization of the arrival time in quantum mechanics are discussed.
Different approaches based on trajectories, quantization rules, time operators, phase-space …

Time-dependent density functional study of transport in molecular junctions

K Varga - Physical Review B—Condensed Matter and Materials …, 2011 - APS
Electron transport in nanostructures is calculated and compared using a time-independent
and a time-dependent first-principles framework. The time-independent approach uses the …