Results 31 to 40 of about 165,267 (307)

Comparison of Harmonic Oscillator Model in Classical and Quantum Theories of Light-Matter Interaction

open access: yesFoundations, 2023
A brief review of the classical and quantum description of the interaction of electromagnetic radiation with matter based on the model of a harmonic oscillator is presented.
Valery Astapenko, Timur Bergaliyev
doaj   +1 more source

Enhancement of quantum synchronization via continuous measurement and feedback control

open access: yesNew Journal of Physics, 2021
We study synchronization of a quantum van der Pol oscillator with a harmonic drive and demonstrate that quantum synchronization can be enhanced by performing continuous homodyne measurement on an additional bath linearly coupled to the oscillator and ...
Yuzuru Kato, Hiroya Nakao
doaj   +1 more source

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   +6 more sources

Super algebra and Harmonic Oscillator in Anti de Sitter space [PDF]

open access: yesIranian Journal of Astronomy and Astrophysics, 2019
The harmonic oscillator in anti de Sitter space(AdS) is discussed. We consider the harmonic oscillator potential and then time independent Schrodinger equation in AdS space.
Omid Jalili, Shahin Toni
doaj   +1 more source

The multi-faceted inverted harmonic oscillator: Chaos and complexity

open access: yesSciPost Physics Core, 2021
The harmonic oscillator is the paragon of physical models; conceptually and computationally simple, yet rich enough to teach us about physics on scales that span classical mechanics to quantum field theory.
Arpan Bhattacharyya, Wissam Chemissany, S. Shajidul Haque, Jeff Murugan, Bin Yan
doaj   +1 more source

Fingerprints of the quantum space-time in time-dependent quantum mechanics: An emergent geometric phase

open access: yesNuclear Physics B, 2022
We show the emergence of Berry phase in a forced harmonic oscillator system placed in the quantum space-time of Moyal type, where the time ‘t’ is also an operator.
Anwesha Chakraborty   +2 more
doaj   +1 more source

Quantum enhanced metrology in the search for fundamental physical phenomena

open access: yesSciPost Physics Lecture Notes, 2022
These notes summarize lectures given at the 2019 Les Houches summer school on Quantum Information Machines. They describe and review an application of quantum metrology concepts to searches for ultralight dark matter.
Konrad W. Lehnert
doaj   +1 more source

Description of ultrastrong light-matter interaction through coupled harmonic oscillator models and their connection with cavity-QED Hamiltonians. [PDF]

open access: yesNanophotonics
Classical coupled harmonic oscillator models are capable of describing the optical and infrared response of nanophotonic systems where a cavity photon couples to dipolar matter excitations. The distinct forms of coupling adopted in these classical models
Muniain U   +4 more
europepmc   +2 more sources

Rapid Quantum Squeezing by Jumping the Harmonic Oscillator Frequency. [PDF]

open access: yesPhysical Review Letters, 2021
Quantum sensing and quantum information processing use quantum advantages such as squeezed states that encode a quantity of interest with higher precision and generate quantum correlations to outperform classical methods.
Mingjie Xin   +4 more
semanticscholar   +1 more source

Market efficiency of the crude palm oil: Evidence from quantum harmonic oscillator

open access: yesJournal of Physics: Conference Series, 2020
This study examines the weak-form efficient market hypothesis of the crude palm oil market by adopting the quantum harmonic oscillator. This approach allows us to analyze market efficiency by estimating one parameter: the probability of finding the ...
G. H. Lee, K. Joo, K. Ahn
semanticscholar   +1 more source

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