Linear combination of Hamiltonian simulation for nonunitary dynamics with optimal state preparation cost

D An, JP Liu, L Lin - Physical Review Letters, 2023 - APS
We propose a simple method for simulating a general class of nonunitary dynamics as a
linear combination of Hamiltonian simulation (LCHS) problems. LCHS does not rely on …

Time-dependent quantum wave-packet description of the π1σ* photochemistry of phenol

Z Lan, W Domcke, V Vallet, AL Sobolewski… - The Journal of …, 2005 - pubs.aip.org
The photoinduced hydrogen elimination reaction in phenol via the conical intersections of
the dissociative π 1 σ* state with the π 1 π* state and the electronic ground state has been …

Wave-packet dynamics and valley filter in strained graphene

A Chaves, L Covaci, KY Rakhimov, GA Farias… - Physical Review B …, 2010 - APS
The time evolution of a wave packet in strained graphene is studied within the tight-binding
model and continuum model. The effect of an external magnetic field, as well as a strain …

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-dependent quantum mechanical wave packet dynamics

N Sathyamurthy, S Mahapatra - Physical Chemistry Chemical Physics, 2021 - pubs.rsc.org
Starting from a model study of the collinear (H, H2) exchange reaction in 1959, the time-
dependent quantum mechanical wave packet (TDQMWP) method has come a long way in …

Reactive Scattering Dynamics on Conically Intersecting Potential Energy Surfaces: The H + H2 Exchange Reaction

S Mahapatra, H Köppel… - The Journal of Physical …, 2001 - ACS Publications
We investigate the dynamics of a bimolecular reaction on conically intersecting potential
energy surfaces. The flux operator method of calculating the state-specific total reaction …

HeH2+: structure and dynamics

S Adhikari, M Baer, N Sathyamurthy - International Reviews in …, 2022 - Taylor & Francis
Although the reaction He++ H2→ He+ H2+ is highly exothermic and the reaction He+ H2+→
HeH++ H is endothermic, the latter reaction occurs more readily than the former because of …

Theoretical analysis of photoinduced H-atom elimination in thiophenol

TS Venkatesan, SG Ramesh, Z Lan… - The Journal of Chemical …, 2012 - pubs.aip.org
The photoinduced hydrogen elimination reaction in thiophenol via the conical intersections
of the dissociative 1 πσ* excited state with the bound 1 ππ* excited state and the electronic …

Wave packet dynamics in semiconductor quantum rings of finite width

A Chaves, GA Farias, FM Peeters, B Szafran - Physical Review B—Condensed …, 2009 - APS
The time evolution of a wave packet injected into a semiconductor quantum ring is
investigated in order to obtain the transmission and reflection probabilities. Within the …

Quantum dynamics of H+ LiH reaction and its isotopic variants

T Roy, S Mahapatra - The Journal of Chemical Physics, 2012 - pubs.aip.org
Time-dependent quantum wave packet dynamics study is carried out to investigate the initial
state selected channel specific reactivity of H+ LiH collisional system on a new and more …