Results 31 to 40 of about 850,239 (250)

Functionals with values in the non‐archimedean field of laurent series and their applications to the equations of elasticity theory. I

open access: yesMathematical Modelling and Analysis, 2002
Functionals with values in Non‐Archimedean field of Laurent series applied to the definition of generalized solution (in the form of soliton) of the Hopf equation. Calculation method for the profile of infinitely narrow soliton is proposed. Applying this
M. Radyna
doaj   +1 more source

Illustrating Some Implications of the Conservation Laws in Relativistic Mechanics

open access: yes, 2008
The conservation laws of nonrelativistic and relativistic systems are reviewed and some simple illustrations are provided for the restrictive nature of the relativistic conservation law involving the center of energy compared to the nonrelativistic ...
Boyer, Timothy H.
core   +1 more source

A Kirchhoff-like conservation law in Regge calculus [PDF]

open access: yes, 2008
Simplicial lattices provide an elegant framework for discrete spacetimes. The inherent orthogonality between a simplicial lattice and its circumcentric dual yields an austere representation of spacetime which provides a conceptually simple form of ...
Gentle, Adrian P.   +3 more
core   +3 more sources

Conservation law of operator current in open quantum systems

open access: yes, 2012
We derive a fundamental conservation law of operator current for master equations describing reduced quantum systems. If this law is broken, the temporal integral of the current operator of an arbitrary system observable does not yield in general the ...
C. Cohen-Tannoudji   +6 more
core   +1 more source

Convergence of fully discrete schemes for diffusive dispersive conservation laws with discontinuous coefficient [PDF]

open access: yes, 2015
We are concerned with fully-discrete schemes for the numerical approximation of diffusive-dispersive hyperbolic conservation laws with a discontinuous flux function in one-space dimension. More precisely, we show the convergence of approximate solutions,
Dutta, Rajib, Koley, Ujjwal, Ray, Deep
core   +2 more sources

Detection of circulating tumor DNA in colorectal cancer patients using a methylation‐specific droplet digital PCR multiplex

open access: yesMolecular Oncology, EarlyView.
We developed a cost‐effective methylation‐specific droplet digital PCR multiplex assay containing tissue‐conserved and tumor‐specific methylation markers. The assay can detect circulating tumor DNA with high accuracy in patients with localized and metastatic colorectal cancer.
Luisa Matos do Canto   +8 more
wiley   +1 more source

Getting deeper insight into stopping power problems in radiation physics using the Noether's theorem corollary [PDF]

open access: yesNuclear Technology and Radiation Protection, 2014
The theories that combine two different approaches in dealing with interacting objects, for instance, treating electromagnetic laser field classically, and the interacting atom as a quantum object, have some ambiguities and, as such, they should
Ristić Vladimir M.   +3 more
doaj   +1 more source

Infinitesimal symmetries and conservation laws of the DNLSE hierarchy and the Noether's theorem

open access: yes, 2006
The hierarchy of the integrable nonlinear equations associated with the quadratic bundle is considered. The expressions for the solution of the linearization of these equations and their conservation law in the terms of the solutions of the corresponding
Anderson   +45 more
core   +2 more sources

Sustainable Synthesis of Bio‐Based Magnetic and Conductive Wood for Electromagnetic Interference Shielding Applications

open access: yesAdvanced Engineering Materials, EarlyView.
A wood‐based magnetic and conductive material called Magwood (MW), capable of blocking almost 99.99% of electromagnetic waves (in the X‐band frequency range), is synthesized using a simple, solvent‐free process. MW is lightweight, resists water, and is flame‐retardant, making it a promising alternative for shielding electronics. The rapid proliferation
Akash Madhav Gondaliya   +3 more
wiley   +1 more source

Constraints for quantum logic arising from conservation laws and field fluctuations

open access: yes, 2005
We explore the connections between the constraints on the precision of quantum logical operations that arise from a conservation law, and those arising from quantum field fluctuations. We show that the conservation-law based constraints apply in a number
Barnett S M   +6 more
core   +1 more source

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