Results 31 to 40 of about 698,110 (260)

Quantum Tunneling in Nuclear Fusion [PDF]

open access: yes, 1997
Recent theoretical advances in the study of heavy ion fusion reactions below the Coulomb barrier are reviewed. Particular emphasis is given to new ways of analyzing data, such as studying barrier distributions; new approaches to channel coupling, such as
A. B. Balantekin   +149 more
core   +2 more sources

Using 157Gd doped carbon and 157GdF4 nanoparticles in proton-targeted therapy for effectiveness enhancement and thermal neutron reduction: a simulation study

open access: yesScientific Reports, 2022
There are two major problems in proton therapy. (1) In comparison with the gamma-ray therapy, proton therapy has only ~ 10% greater biological effectiveness, and (2) the risk of the secondary neutrons in proton therapy is another unsolved problem.
Farshid Tabbakh   +4 more
doaj   +1 more source

Design and fabrication of Langmuir probe system for determination of glow discharge parameters for vacuum vessel conditioning of Damavand tokamak [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2021
In this paper, the plasma parameters of hydrogen glow discharge were measured using Langmuir probe system. To measure these parameters in Damavand tokamak, different parts of the Langmuir probe were designed and fabricated.
F. Sedighi   +4 more
doaj   +1 more source

Diagnostic Methodologies of Laser-Initiated 11B(p,α)2α Fusion Reactions

open access: yesFrontiers in Physics, 2020
The detection of the ionic products of low-rate fusion reactions, and in particular of the 11B(p,α)2α, is one of the recognized main problems in experiments where these reactions are initiated by tailored interaction of intense and high-energy lasers ...
Fabrizio Consoli   +11 more
doaj   +1 more source

CFD Optimization of the Resistivity Meter for the IFMIF-DONES Facility

open access: yesEnergies, 2021
A detailed study of lithium-related topics in the IFMIF-DONES facility is currently being promoted and supported within the EUROfusion action, paying attention to different pivotal aspects including lithium flow stability and the monitoring and ...
Ranieri Marinari   +4 more
doaj   +1 more source

Two-Step Model of Fusion for Synthesis of Superheavy Elements [PDF]

open access: yes, 2002
A new model is proposed for fusion mechanisms of massive nuclear systems where so-called fusion hindrance exists. The model describes two-body collision processes in an approaching phase and shape evolutions of an amalgamated system into the compound ...
A.B. Quint   +24 more
core   +2 more sources

Numerical Solutions to the Grad–Shafranov Equation for Studying Plasma Equilibrium of Alvand Tokamak [PDF]

open access: yesفیزیک کاربردی ایران, 2023
Alvand tokamak is a small-sized research tokamak for magnetically confined plasma studies. The plasma cross-section of this tokamak is circular, and its simpler structure compared to tokamaks with an elongated cross-section allows for more fundamental ...
Chapar Rasouli, Banafsheh Pourshahab
doaj   +1 more source

Novel insights into transfer processes in the reaction 16O+208Pb at sub-barrier energies [PDF]

open access: yes, 2011
The collision of the doubly-magic nuclei $^{16}$O+$^{208}$Pb is a benchmark in nuclear reaction studies. Our new measurements of back-scattered projectile-like fragments at sub-barrier energies show show that transfer of 2 protons ($2p$) is much more ...
C. Simenel   +8 more
core   +2 more sources

Design of a Prototypical Mock-Up for the Experimental Investigation of WCLL First-Wall Performances

open access: yesEnergies, 2023
A large research effort is currently ongoing within the framework of the EUROfusion consortium for the study and design of a water-cooled lithium–lead (WCLL) breeding blanket (BB).
Pietro Maccari   +4 more
doaj   +1 more source

Dynamic study on fusion reactions for $^{40,48}$Ca+$^{90,96}$Zr around Coulomb barrier

open access: yes, 2003
By using the updated improved Quantum Molecular Dynamics model in which a surface-symmetry potential term has been introduced for the first time, the excitation functions for fusion reactions of $^{40,48}$Ca+$^{90,96}$Zr at energies around the Coulomb ...
A. Diaz-Torres   +36 more
core   +1 more source

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