V N Goncharov
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Explore the profile of V N Goncharov including associated specialties, affiliations and a list of published articles.
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62
Citations
41
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Recent Articles
1.
Thomas C, Rosenberg M, Theobald W, Knauer J, Stoeckl C, Regan S, et al.
Phys Rev E
. 2024 Nov;
110(4-2):045203.
PMID: 39562888
This paper presents a simple physics-based model for the interpretation of key metrics in laser direct drive. The only input parameters required are target scale, in-flight aspect ratio, and beam-to-target...
2.
Shah R, Cao D, Igumenshchev I, Goncharov V, Anderson K, Bauer K, et al.
Phys Rev Lett
. 2024 Sep;
133(9):095101.
PMID: 39270173
We show that an x-ray emission signature associated with acceleration phase mass injection [R. C. Shah et al., Phys. Rev. E 103, 023201 (2021)PRESCM2470-004510.1103/PhysRevE.103.023201] correlates with poor experimental hot-spot convergence...
3.
Srinivasan A, Boehly T, Marshall M, Polsin D, Radha P, Rosenberg M, et al.
Phys Rev E
. 2024 May;
109(4-2):045209.
PMID: 38755937
Precise modeling of shocks in inertial confinement fusion implosions is critical for obtaining the desired compression in experiments. Shock velocities and postshock conditions are determined by laser-energy deposition, heat conduction,...
4.
Nichols K, Hu S, White A, Goncharov V, Mihaylov D, Collins L, et al.
Phys Rev E
. 2023 Oct;
108(3-2):035206.
PMID: 37849196
Nonlocal electron transport is important for understanding laser-target coupling for laser-direct-drive (LDD) inertial confinement fusion (ICF) simulations. Current models for the nonlocal electron mean free path in radiation-hydrodynamic codes are...
5.
Hu S, Ceurvorst L, Peebles J, Mao A, Li P, Lu Y, et al.
Phys Rev E
. 2023 Oct;
108(3-2):035209.
PMID: 37849111
Laser-direct-drive fusion target designs with solid deuterium-tritium (DT) fuel, a high-Z gradient-density pusher shell (GDPS), and a Au-coated foam layer have been investigated through both 1D and 2D radiation-hydrodynamic simulations....
6.
Igumenshchev I, Theobald W, Stoeckl C, Shah R, Bishel D, Goncharov V, et al.
Phys Rev Lett
. 2023 Jul;
131(1):015102.
PMID: 37478441
In the dynamic-shell (DS) concept [V. N. Goncharov et al., Novel Hot-Spot Ignition Designs for Inertial Confinement Fusion with Liquid-Deuterium-Tritium Spheres, Phys. Rev. Lett. 125, 065001 (2020).PRLTAO0031-900710.1103/PhysRevLett.125.065001] for laser-driven inertial...
7.
Solodov A, Rosenberg M, Stoeckl M, Christopherson A, Betti R, Radha P, et al.
Phys Rev E
. 2022 Dec;
106(5-2):055204.
PMID: 36559374
Target preheat by superthermal electrons from laser-plasma instabilities is a major obstacle to achieving thermonuclear ignition via direct-drive inertial confinement fusion at the National Ignition Facility (NIF). Polar-direct-drive surrogate plastic...
8.
Ceurvorst L, Theobald W, Rosenberg M, Radha P, Stoeckl C, Betti R, et al.
Rev Sci Instrum
. 2022 Nov;
93(10):105102.
PMID: 36319381
A platform has been developed to study laser-direct-drive energy coupling at the National Ignition Facility (NIF) using a plastic sphere target irradiated in a polar-direct-drive geometry to launch a spherically...
9.
Colaitis A, Turnbull D, Igumenschev I, Edgell D, Shah R, Mannion O, et al.
Phys Rev Lett
. 2022 Sep;
129(9):095001.
PMID: 36083671
Spherical implosions in inertial confinement fusion are inherently sensitive to perturbations that may arise from experimental constraints and errors. Control and mitigation of low-mode (long wavelength) perturbations is a key...
10.
Shah R, Cao D, Aghaian L, Bachmann B, Betti R, Campbell E, et al.
Phys Rev E
. 2022 Aug;
106(1):L013201.
PMID: 35974626
In laser-driven implosions for laboratory fusion, the comparison of hot-spot x-ray yield to neutron production can serve to infer hot-spot mix. For high-performance direct-drive implosions, this ratio depends sensitively on...