Magnetic stochasticity in magnetically confined fusion plasmas
S Abdullaev - Springer Series on Atomic, Optical, and Plasma …, 2014 - Springer
The magnetic confinement concept of thermonuclear plasma is one of the areas of
controlled fusion research developing in the past 50 years in a quest for clean and unlimited …
controlled fusion research developing in the past 50 years in a quest for clean and unlimited …
Tokamak magnetic field lines described by simple maps: Dedicated to Professor Celso Grebogi on the occasion of his 60th birthday
The magnetic field line structure in a tokamak can be obtained by direct numerical
integration of the field line equations. However, this is a lengthy procedure and the analysis …
integration of the field line equations. However, this is a lengthy procedure and the analysis …
The Functional Expansion Approach for Solving NPDEs as a Generalization of the Kudryashov and G′/G Methods
C Ionescu, CN Babalic, R Constantinescu, R Efrem - Symmetry, 2022 - mdpi.com
This paper presents the functional expansion approach as a generalized method for finding
traveling wave solutions of various nonlinear partial differential equations. The approach …
traveling wave solutions of various nonlinear partial differential equations. The approach …
Influence of the radial electric field on the shearless transport barriers in tokamaks
In tokamaks, internal transport barriers, produced by modifications of the plasma current
profile, reduce particle transport and improve plasma confinement. The triggering of the …
profile, reduce particle transport and improve plasma confinement. The triggering of the …
Study of the interplay between magnetic shear and resonances using Hamiltonian models for the magnetic field lines
MC Firpo, D Constantinescu - Physics of Plasmas, 2011 - pubs.aip.org
The issue of magnetic confinement in magnetic fusion devices is addressed within a purely
magnetic approach. Using some Hamiltonian models for the magnetic field lines, the dual …
magnetic approach. Using some Hamiltonian models for the magnetic field lines, the dual …
Enhanced confinement with increased extent of the low magnetic shear region in tokamak plasmas
L Nasi, MC Firpo - Plasma Physics and Controlled Fusion, 2009 - iopscience.iop.org
The Hamiltonian representation of magnetic field lines enables one to study their
confinement properties in tokamaks through the use of symplectic maps such as the …
confinement properties in tokamaks through the use of symplectic maps such as the …
Bifurcations in a family of Hamiltonian systems and associated nontwist cubic maps
G Tigan, D Constantinescu - Chaos, Solitons & Fractals, 2016 - Elsevier
The aim of the paper is to study systems with one-and-a-half degrees of freedom generated
by a Hamiltonian with a quartic unperturbed part and broad perturbation spectrum. To this …
by a Hamiltonian with a quartic unperturbed part and broad perturbation spectrum. To this …
[PDF][PDF] The Functional Expansion Approach for Solving NPDEs as a Generalization of the KUDRYASHOV and G′/G Methods. Symmetry 2022, 14, 827
C Ionescu, CN Babalic, R Constantinescu, R Efrem - 2022 - academia.edu
This paper presents the functional expansion approach as a generalized method for finding
traveling wave solutions of various nonlinear partial differential equations. The approach …
traveling wave solutions of various nonlinear partial differential equations. The approach …
[PDF][PDF] Magnetic Field in Ergodic Divertors
S Abdullaev - cds.cern.ch
In this chapter I would like to present a detailed analytical calculations of the magnetic field
generated by a set of helical coils. The method is demonstrated for the models of the DED of …
generated by a set of helical coils. The method is demonstrated for the models of the DED of …
[PDF][PDF] THE ANOMALOUS TRANSPORT IN TURBULENT PLASMAS
G Steinbrecher, N Pometescu, M Negrea… - Association EURATOM … - ifa-mg.ro
16 THE ANOMALOUS TRANSPORT IN TURBULENT PLASMAS Page 1 16 2004 Annual
Report of the EURATOM-MEdC Association Gy. Steinbrecher*, N. Pometescu*, M. Negrea …
Report of the EURATOM-MEdC Association Gy. Steinbrecher*, N. Pometescu*, M. Negrea …