Results 71 to 80 of about 239,273 (289)

Quantum Batteries: A Materials Science Perspective

open access: yesAdvanced Materials, EarlyView.
This perspective is focused on advanced materials that might allow the new device class of quantum batteries to be developed. These systems include microcavities with organic molecules, inorganic nanostructures and perovskites, and superconductor circuits.
Andrea Camposeo   +5 more
wiley   +1 more source

Lissajous curves and semiclassical theory: The two-dimensional harmonic oscillator [PDF]

open access: yes, 2006
The semiclassical treatment of the two-dimensional harmonic oscillator provides an instructive example of the relation between classical motion and the quantum mechanical energy spectrum.
Brack M.   +5 more
core   +2 more sources

Nonequilibrium quantum fluctuation relations for harmonic systems in nonthermal environments

open access: yesNew Journal of Physics, 2013
We formulate exact generalized nonequilibrium fluctuation relations for the quantum mechanical harmonic oscillator coupled to multiple harmonic baths. Each of the different baths is prepared in its own individual (in general nonthermal) state.
D Pagel   +4 more
doaj   +1 more source

Superconductivity in PrNiO2 Infinite‐Layer Nickelates

open access: yesAdvanced Materials, EarlyView.
This study unveils a superconducting state in undoped parent compound PrNiO2 thin films, challenging previous views on nickelate superconductivity. Through scanning transmission electron microscopy and spectroscopic techniques, the research demonstrates the high structural quality and distinct electronic properties of the thin films grown by pulsed ...
Hoshang Sahib   +8 more
wiley   +1 more source

Harmonic oscillator on a lattice

open access: yesPhysics Letters B, 1983
no ...
C. Meyers   +3 more
openaire   +3 more sources

Lagrangians Galore

open access: yes, 2007
Searching for a Lagrangian may seem either a trivial endeavour or an impossible task. In this paper we show that the Jacobi last multiplier associated with the Lie symmetries admitted by simple models of classical mechanics produces (too?) many ...
Leach, P. G. L., Nucci, M. C.
core   +2 more sources

Bootstrap method in harmonic oscillator

open access: yesPhysics Letters B, 2022
Recently, an application of the numerical bootstrap method to quantum mechanics was proposed, and it successfully reproduces the eigenstates of various systems. However, it is unclear why this method works. In order to understand this question, we study the bootstrap method in harmonic oscillators. We find that the problem reduces to the Dirac's ladder
Aikawa Yu   +2 more
openaire   +3 more sources

Photo‐Induced Bandgap Engineering of Metal Halide Perovskite Quantum Dots In Flow

open access: yesAdvanced Materials, EarlyView.
This work presents a photochemical synthetic route for bandgap engineering of metal halide perovskite quantum dots. Utilizing a material‐efficient microfluidic platform, the underlying mechanism of the photo‐induced anion exchange reaction (PIAER) of metal halide perovskite quantum dots is unveiled and first instance of the PIAER‐enabled synthesis of ...
Pragyan Jha   +9 more
wiley   +1 more source

Modelling of q-deformed harmonic oscilator on quantum computer [PDF]

open access: yesarXiv, 2023
We present a method of a quantum simulation of a quantum harmonic oscillator in a special case of the deformed commutation relation, which corresponds to the so-called q-deformed oscillator on an IBM quantum computer. Using the method of detection of energy levels of a spin system on a quantum computer by probe spin evolution we obtain the energy ...
arxiv  

KAM for the Quantum Harmonic Oscillator [PDF]

open access: yesCommunications in Mathematical Physics, 2011
54 pages. To appear in Comm.
Grébert, Benoît, Thomann, Laurent
openaire   +7 more sources

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