Results 41 to 50 of about 1,772,940 (347)
To differentiate between the laws of nature and accidental generalizations, we must adopt a view of necessity that is capable of being realized in relationships existing among natural objects.
Javad Darvish Aghajani
doaj +1 more source
Quantum Mirrors and Crossing Symmetry as Heart of Ghost Imaging
In this paper it is proved that the key to understanding the ghost imaging mystery are the crossing symmetric photon reactions in the nonlinear media. Hence, the laws of the plane quantum mirror (QM) and that of spherical quantum mirror, observed in the ...
Alles Borelli +34 more
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A numerical model resulting from irreversible thermodynamics for describing transport processes is introduced, focusing on thermodynamic activity gradients as the actual driving force for diffusion. Implemented in CUDA C++ and using CalPhaD methods for determining the necessary activity data, the model accurately simulates interdiffusion in aluminum ...
Ulrich Holländer +3 more
wiley +1 more source
The natural su(N) generalization of the XX model is introduced and analyzed. It is defined in terms of the characterizing properties of the usual XX model: the existence of two infinite sequences of mutually commuting conservation laws and the existence ...
Abad +19 more
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Setup‐Optimized Sequencing in Job Shops: Modeling Workstation Productivity and Lateness Behavior
Setup‐optimized sequencing in job‐shop production creates a trade‐off between productivity improvement and schedule reliability. A WIP‐explicit modeling framework links sequencing‐induced productivity gains and lateness dispersion through the production operating curve.
Friederike Stefanowski +2 more
wiley +1 more source
On September 28, 2018, there was a natural disaster in the form of Tsunami, Liquefaction, and Earthquake that struck Palu City. Sigi Regency and Donggala Regency, Central Sulawesi Province, in addition to damaging various infrastructures, the natural ...
Sulbadana Sulbadana
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Conservation Laws and Variational Sequences in Gauge-Natural Theories
In the classical Lagrangian approach to conservation laws of gauge-natural field theories a suitable (vector) density is known to generate the so--called {\em conserved Noether currents}. It turns out that along any section of the relevant gauge--natural
Fatibene, L. +2 more
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What\u27s Really Needed to Effectuate Resource Protection in Communities [PDF]
This article examines the challenges presented by the complexity of environmental laws at the local level, through the use of a case study. It documents the important role that comprehensive planning and local regulations play in protecting the natural ...
Daly, Jayne E.
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This study investigates laser‐based oxide removal of Cu inserts in oxygen‐free conditions and examines long‐term oxidation kinetics and surface chemistry under different atmospheres via X‐ray photoelectron spectroscopy. Al–Cu compound casting with differently oxidized surfaces is performed, and intermetallic phase formation, morphology, and thermal ...
Timon Steinhoff +9 more
wiley +1 more source
Spurious, Emergent Laws in Number Worlds
We study some aspects of the emergence of logos from chaos on a basal model of the universe using methods and techniques from algorithmic information and Ramsey theories.
Calude, Cristian S., Svozil, Karl
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