Results 61 to 70 of about 5,295,514 (274)

What are squeezed states really like [PDF]

open access: yes, 1984
The simple harmonic oscillator and some quantum mechanics are reviewed. Then a special case of the squeezed states, the coherent states, is discussed. Next, the coherent states are described from the operator formalism.
Nieto, M.M.
core  

Coherent and squeezed states for the 3D harmonic oscillator

open access: yes, 2017
A three-dimensional harmonic oscillator is studied in the context of generalized coherent states. We construct its squeezed states as eigenstates of linear contribution of ladder operators which are associated to the generalized Heisenberg algebra.
Ali Mahieddine   +2 more
core   +1 more source

Practicing Strategic Financial Sustainability in Small Cultural Non‐Profits: Evidence From London Museums

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Small cultural museums play an important role in sustaining local heritage, community identity and inclusive cultural participation, yet they face persistent financial and organisational constraints. This study examines how financial sustainability is achieved and maintained in three small cultural museums through a qualitative‐led mixed ...
Joseph Gerald Bourke   +3 more
wiley   +1 more source

Geometric phase for mixed squeezed-coherent states [PDF]

open access: yes
In this paper, we investigate the geometric phase (GP) acquired by two-mode mixed squeezed-coherent states (SCSs) during unitary cyclic evolution, focusing on the influence of squeezing parameters and classical weight.
Najarbashi, Ghader   +1 more
core   +1 more source

Squeezed states: A geometric framework [PDF]

open access: yes, 1992
A general definition of squeezed states is proposed and its main features are illustrated through a discussion of the standard optical coherent states represented by 'Gaussian pure states'.
Brooke, J. A., Gazeau, J.-P., Ali, S. T.
core  

Perturbative Construction of Coherent States

open access: yes, 2023
The perturbative consistency of coherent states within interacting quantum field theory requires them to be altered beyond the simple non-squeezed form.
Cintia, Giordano   +2 more
core  

Navigating Ethical Minefields: Micro‐Foundations of Corporate Political Work in Ethical and Sustainable Business Performance

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT In an era of rising geopolitical tensions and environmental instability, corporate political activities have become increasingly intertwined with ethical challenges and sustainability requirements. This study investigates the influence of environmental dynamics and corporate ethical responsibility on interorganizational conflict and ...
David Yulong Liu   +4 more
wiley   +1 more source

Completeness of photon-added squeezed vacuum and one-photon states and of photon-added coherent states on a circle

open access: yes, 2001
A discrete completeness relation and a continuous one with a positive measure are found for the photon-added squeezed vacuum states. Extension to the photon-added squeezed one-photon states is considered.
Quesne, Christiane
core   +1 more source

Research progress and current status of dynamic wave propagation characteristics in rock mass: A review

open access: yesDeep Underground Science and Engineering, EarlyView.
This review elucidates the velocity–dispersion–attenuation coupling mechanisms of wave propagation in rock masses, compares six representative models, and reveals how pressure, temperature, mineral composition, and anisotropy jointly control dynamic responses in complex geological media.
Jiajun Shu   +8 more
wiley   +1 more source

Infinite-mode squeezed coherent states and non-equilibrium statistical mechanics (phase-space-picture approach) [PDF]

open access: yes, 1992
The phase-space-picture approach to quantum non-equilibrium statistical mechanics via the characteristic function of infinite-mode squeezed coherent states is introduced.
Yeh, L., Yeh, Leehwa
core  

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