Results 21 to 30 of about 89,289 (300)

Dynamical Reduction Models: present status and future developments [PDF]

open access: yes, 2007
We review the major achievements of the dynamical reduction program, showing why and how it provides a unified, consistent description of physical phenomena, from the microscopic quantum domain to the macroscopic classical one.
Adler S L   +17 more
core   +2 more sources

Ancient atomism and modern physics: the search for the unified theory in the context of (in) determination

open access: yesVértices, 2016
The Research Group “Physics and Humanities”, based in the Brazilian Center of Physics Research (BCPR), has worked on building dialogues between Physics and Humanities, particularly regarding philosophical questions applied to quantum mechanics (QM).
Romulo Siqueira Batista   +2 more
doaj   +3 more sources

Quantum fluctuations of Cosmological Perturbations in Generalized Gravity [PDF]

open access: yes, 1996
Recently, we presented a unified way of analysing classical cosmological perturbation in generalized gravity theories. In this paper, we derive the perturbation spectrums generated from quantum fluctuations again in unified forms. We consider a situation
't Hooft G   +18 more
core   +2 more sources

Quantum measurement in a family of hidden-variable theories [PDF]

open access: yes, 1996
The measurement process for hidden-configuration formulations of quantum mechanics is analysed. It is shown how a satisfactory description of quantum measurement can be given in this framework.
A. Rimini   +28 more
core   +2 more sources

Benchmarking one-shot distillation in general quantum resource theories

open access: yes, 2020
We study the one-shot distillation of general quantum resources, providing a unified quantitative description of the maximal fidelity achievable in this task, and revealing similarities shared by broad classes of resources.
Bu, Kaifeng   +3 more
core   +1 more source

A unified diagrammatic approach to topological fixed point models

open access: yesSciPost Physics Core, 2022
We introduce a systematic mathematical language for describing fixed point models and apply it to the study to topological phases of matter. The framework established is reminiscent to that of state-sum models and lattice topological quantum field ...
A. Bauer, J. Eisert, C. Wille
doaj   +1 more source

Universal Constants, Standard Models and Fundamental Metrology

open access: yes, 2009
Taking into account four universal constants, namely the Planck's constant $h$, the velocity of light $c$, the constant of gravitation $G$ and the Boltzmann's constant $k$ leads to structuring theoretical physics in terms of three theories each taking ...
Cohen-Tannoudji, G.
core   +1 more source

The Origin of Structures in Generalized Gravity [PDF]

open access: yes, 1997
In a class of generalized gravity theories with general couplings between the scalar field and the scalar curvature in the Lagrangian, we can describe the quantum generation and the classical evolution of both the scalar and tensor structures in a simple
A. Zee   +14 more
core   +3 more sources

The Yang-Baxter Equation, (Quantum) Computers and Unifying Theories [PDF]

open access: yesAxioms, 2014
Quantum mechanics has had an important influence on building computers;nowadays, quantum mechanics principles are used for the processing and transmission ofinformation. The Yang-Baxter equation is related to the universal gates from quantumcomputing and it realizes a unification of certain non-associative structures.
Radu Iordanescu   +2 more
openaire   +3 more sources

Cylindrical Wigner measures [PDF]

open access: yes, 2018
In this paper we study the semiclassical behavior of quantum states acting on the C*-algebra of canonical commutation relations, from a general perspective.
Falconi, Marco
core   +2 more sources

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