Results 61 to 70 of about 598 (155)

Quantum mechanics, gravity and modified quantization relations [PDF]

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2015
In this paper, we investigate a possible energy scale dependence of the quantization rules and, in particular, from a phenomenological point of view, an energy scale dependence of an effective (reduced Planck’s constant). We set a bound on the deviation of the value of
openaire   +4 more sources

Platform for Structured Self‐Directed Learning in Fluid Mechanics

open access: yesProceedings in Applied Mathematics and Mechanics, Volume 26, Issue 2, June 2026.
ABSTRACT This paper discusses the development of a structured learning platform for the courses Fluid Mechanics I (FM1) and II (FM2) in the Biochemical and Chemical Engineering (BCI) programs at TU Dortmund University. The study specifically examines the pedagogical perspectives, embedding the platform within the framework of Constructive Alignment (CA)
Konrad Boettcher   +2 more
wiley   +1 more source

Modularity‐Preserving Hamiltonian Compression for QAOA‐Based Community Detection

open access: yesAdvanced Quantum Technologies, Volume 9, Issue 6, June 2026.
This work explores several quantum methods to community detection in networks by simplifying modularity‐based Hamiltonians. By reducing circuit complexity through sparsification, spectral projection, and penalty techniques, the methods retain key structural information while improving efficiency.
Danilo Cavaliere   +2 more
wiley   +1 more source

Randomness in Relational Quantum Mechanics

open access: yesAcademia Letters, 2021
4 pages, no figures or equations, Academia Letters ...
openaire   +2 more sources

Conventional Quantum Theory Does Not Support a Coherent Relational Account

open access: yesPhilosophy of Physics
Quantum theory in its conventional formulation is notoriously subject to various measurement-related paradoxes, as exemplified by the “Schrödinger’s Cat” and “Wigner’s Friend” thought experiments. It has been shown, for example, by Frauchiger and Renner,
Ruth E. Kastner
doaj   +1 more source

On the Relation Between Quantum Computational Speedup and Retrocausality

open access: yesQuanta, 2016
We investigate the reason for the quantum speedup (quantum algorithms require fewer computation steps than their classical counterparts). We extend the representation of the quantum algorithm to the process of setting the problem, namely choosing the ...
Giuseppe Castagnoli
doaj   +1 more source

On perspectivism and relationalism of Relational Quantum Mechanics

open access: yesFoundations of Physics
This paper discusses perspectivism and relationalism in the two versions of Relational Quantum Mechanics (RQM): that initiated by Rovelli (Int. J. Theor. Phys.,35(8), 1637–1678 1996) and the other, by Adlam and Rovelli (Philos. Phys., 1(1) 2023). To this end, we offer a substantial discussion of this interpretation.
Luc, Joanna, Placek, Tomasz
openaire   +2 more sources

Minimal areas from entangled matrices

open access: yesSciPost Physics
We define a relational notion of a subsystem in theories of matrix quantum mechanics and show how the corresponding entanglement entropy can be given as a minimisation, exhibiting many similarities to the Ryu-Takayanagi formula.
Jackson R. Fliss, Alexander Frenkel, Sean A. Hartnoll, Ronak M. Soni
doaj   +1 more source

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