Omega Laser Facility Users Group 2018 Workshop

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The Tenth Omega Laser Facility Users Group Workshop, held 25–27 April 2018, attracted 130 researchers from around the world. The purpose of the workshop is to facilitate a continuing dialog among the individual users and between the users and LLE.

Agenda

OLUG 2018 Workshop Wednesday Agenda
Wednesday, 25 April 2018
7:30 AM	Registration Begins–East entrance (entrance with the rounded glass front) of LLE
7:30 AM – 8:30 AM	Registration and Continental Breakfast
8:30 AM – 8:50 AM	Workshop Opening and a Recognition	R. Mancini
8:45 AM – 9:00 AM	Welcoming Remarks	C. Sangster, LLE
Session Chair, E. Merritt, LANL
9:00 AM – 9:45 AM	Relativistic Electrons and Strong Magnetic Fields from High-Intensity Laser Plasma Interaction Experiments using OMEGA EP	K. Krushelnick, UMich
9:45 AM – 10:30 AM	Exploring HED Physics, ICF Dynamics, and Laboratory Astrophysics with multiple Mono-Energetic Particle Radiography at OMEGA	C. Li, MIT
10:30 AM – 10:45 AM	Break
Session Chair, P. Tzeferacos, UChicago
10:45 AM – 11:00 AM	NNSA Perspective	N. Frazier, NNSA
11:00 AM – 11:45 PM	Successful Letters: An Editor’s Perspective	S. Dalena, APS/PRL
11:45 PM – 12:00 PM	Pictures: All attendees, then student/postdocs
12:00 PM – 1:30 PM	Lunch (box lunches) OMEGA and OMEGA EP Tours

1:30 PM – 3:30 PM	Poster Session I: HED Science (East Entrance Lobby)>
	A Phoswich Detector System to Measure Sub-Second Half-Lives using ICF Reactions	K. Cook
	Laser and Pulsed Power X-ray Backlighters for Electron Density Imaging with a Talbot-Lau X-ray Deflectometer	M. P. Valdiva
	Shock-driven Discrete Vortex Evolution on a High-Atwood Number Oblique Interface	A. Rasmus
	Hot Electrons and X-ray Generation at ARC-like Condition	J. Williams
	Experiments to Understand the Interaction of Stellar Radiation with Molecular Clouds	R. Van Dervort
	Determination of Ion-electron Equilibration Rate Through Measurements of Ion Stopping Power Below the Bragg Peak on OMEGA	P. Adrian
	Generating a Highly Radiative Shock in the Laboratory	B. Albertazzi
	Kelvin-Helmholtz Evolution in Subsonic Cold Streams Feeding Galaxies	A. Angulo
	Assessment of Gradient Effects on Soft X-ray Spectral Measurements on the Z Machine	C. Beatty
	Equation of State Measurements of Shocked Carbon Foam on OMEGA EP	P. Belancourt
	PEaLine: An Open Source Python Solver for Linear Reconstruction of Magnetic Fields from Proton Radiographs	A. Bogale
	Proton Radiography of Highly Asymmetric Laser-Driven Magnetic Reconnection	P. Campbell
	Temperature Distribution and Heat Flow in Laser Heating Experiments Relevant for MagLIF	K. Carpenter
	Radiation Interacting with Media of Varying Opacity	G. Cearley
	Laboratory Observation of Stochastic Particle Diffusion in a Turbulent Plasma	L. Chen
	Particle Acceleration in Magnetic Reconnection Using Laser-powered Capacitor Coils	A. Chien
	Investigating Spectroscopic Signatures of Fuel/Shell Mixing at OMEGA using xRAGE	D. Cliche
	Scaling a Galactic Cold Stream to an Omega EP Laboratory Experiment	S. Coffing
	Phase Transitions in SnO2 Under Dynamic Ramp Compression	K. Donghoon
	Hydrodynamic Instabilities in an Oblique Interface: Experiments and Simulations	E. Douglass-Mann
	Characterization of Cylindrically Imploded Magnetized Plasma by Spectroscopy and Proton Probing	M. Dozieres
	Experiments of the Rayleigh-Taylor Instability in the Highly Nonlinear Stage and Dependence on Atwood Number	L. Elgin
	Hydrodynamic Instabilities at an Oblique Interface: Experiments and Simulations	C. Fiedler-Kawaguchi
	Advances in Laser Micromachining of Image Forming Components for X-ray Diagnostics	H. Abu-Shawared
	The Revolver Direct-drive Ignition Concept: Ignition Platform and Burning Plasma Testbed	M. Schmitt
	Analysis of Trends in Direct-drive Cryogenic Experiments on OMEGA Using Reconstruction of the Implosion Core and Extrapolation to NIF Energy	A. Bose
	Development and Demonstration of the xRAGE ICF Validation Suite	B. Wilson

3:30 PM – 3:45 PM	Refreshments

3:45 PM – 5:45 PM	Poster Session II: HED Science (East Entrance Lobby)
	Enhancements to the Low-Energy Ion Facility at SUNY Geneseo	Z. Barfield
	Using Rutherford Backscattering Spectroscopy to Characterize Targets for MTW	G. M. Brown
	EBT-XD Radiochromic Film Sensitivity Calibrations Using X-rays and :roton Beams	B. F. Stockler
	Accelerating CR-39 Track Detector Processing by Utilizing UV	J. Sparling
	Determining Light Decay Curves in a Plastic Scintillator Using cosmic Ray Muons	S. Padalino
	Characterizing ICF Neutron Diagnostics on the nTOF Line at SUNY Geneseo	S. Padalino
	Compensation for Self-Focusing on OMEGA EP by the Use of Frequency Conversion	N. Bose
	Characterization and Detection of the Deterioration of Electrical Connectors in a Flash-Lamp System	M. Cornelius
	First Measurement of Strong Collisional Plasma Shock Formation	H. Rinderknecht
	Exploring the Charge and Mass Dependence of Strong Shock Energy Coupling in Kinetic DT Exploding Pushers at Omega	N. Kabadi
	FLASH MHD Simulations of LMJ Experiments that Study Compressible Magnetized Turbulence and Turbulent Dynamo	B. Khiar
	Boltzmann Plot Techniques for Inferring Electron Temperature of HED Plasma	P. Kozlowski
	Investigating Multi-element Stark Broadening Effects	T. Lane
	Problem Solver: A Nonlinear Proton Radiography Reconstruction Algorithm Implemented in Phyton	J. Laune
	A Preliminary Experimental Design for Observing Photoionization Fronts on the Omega 60 Laser	J. Le Fevre
	Measuring Across Shock Fronts Using the Imaging Thomson Scattering Diagnostic	J. Levesque
	Particle-in-Cell Simulations of Hot Electron Generation in Laser Plasma Instabilities in Shock Ignition	J. Li
	Magnetized Jet Creation Using a Hollow Ring of Laser Beams	Y. Lu
	Measurement of Ion Stopping Power in Warm Dense Matter Plasmas at OMEGA	B. Lahmann
	Simulation of Radiative Shocktube Experiments with X-ray Thomson Scattering Measurements on NIF	K. Ma
	Experimental Simulation of Accretion Shocks in Magnetic Cataclysmic Variables	P. Mabey
	Raman Amplification in the Ultraviolet Regime	M. Mayr
	A Photoionized Plasma Experiment for OMEGA EP	D. Mayes
	Progress of GDP Capsule Fabrication Towards 100 Gbar Specifications	R. Luo
	Modeling of LANL Hydrodynamic Experiments on OMEGA 60 and OMEGA EP	C. Di Stefano
	Potential Experiments to Diagnose Deceleration Phase Self-generated Magnetic Fields	C. Walsh
	SPECT3D: Imaging and Spectral Analysis Package	I. Golovkin

6:00 PM – 8:00 PM	Optical Diagnostics at OMEGA	C. Sorce, LLE
	Pizza Served

OLUG 2018 Workshop Thursday Agenda
Thursday, 26 April 2018
7:30 AM – 8:30 AM	Continental Breakfast
Session Chair, J. Frenje, MIT
8:30 AM – 8:45 AM	OLUG Election Results	M. Koepke, WVU
8:45 AM – 9:30 AM	Omega Facility OLUG 2018 Update: Progress on Recommendations and Items of General Interest	S. Morse, LLE

9:30 AM – 1130 AM	Poster Session III: Facility and HED Science (East Entrance Lobby)
	Use of CAD for Real-time Target-Position Guidance and Geometry Validation	G. Pien
	Fielding of a Gas Jet on OMEGA and OMEGA EP	D. Mastrosimone
	High-Stability Sub-10ps Fourth-harmonic Probe Seed Source	R. Brown
	On-shot Focal-Spot Characterization in the OMEGA Target Chamber	L. Waxer
	Power Balance on a Multibeam Laser	S. Sampat
	A New Spectrally Tunable Narrowband Front-end Source for Cross-beam Energy Transfer Mitigation Experiments	A. Consentino
	Development of a Tunable UV Capability for Cross-beam Energy Transfer Mitigation Studies in the OMEGA Target Chamber	J. Kwiatkowski
	A Model for Producing High Energy Quasi-monoenergetic Proton Spectra from Collisionless Electrostatic Shocks	A. Savin
	Diagnosing Fuel Areal Density in Cryogenic DT Implosions at OMEGA Using Knock-o Deuteron Spectra	R. Simpson
	Time Evolution of Ion Species Separation in Hydrodynamic-like Shock-driven Implosions	H. Sio
	Expectations for Density Peaks in Ponderomotive Steepening from Particle-in-Cell Simulations	J. Smith
	Prediction and Analysis of Proton Radiographs	B. Spiers
	Extension of Proton Backlighter Platform to Three Probe Particles by Using D+T+3He-filled Capsules	G. Sutcliffe
	Laser Interferometry of Photoionized Plasma Experiments Using Gas Jets	K. Swanson
	A Vorticity Model for Blast Induced Rayleigh-Taylor Growth	M. Wadas
	Machine Learning Approaches to 3D Plasma Imaging	R. Wang
	Scaling Arguments for Magnetically Affected Shock Experiments	R. Young
	Hot Electron Generation from Multi-kilojoule Shock Ignition Relevant High-intensity IR and UV Lasers	S. Zhang
	Renewable Liquid Crystal Films for High Repetition Rate Contrast Enhancement of Petawatt Laser Pulses	A. Zingale
	Influence of Plasma Density on the Generation of 100 MeV Electrons via Direct Laser Acceleration	A. Hussein
	Study of Mg He-like Intercombination Line in Optically Thin, Solid Density Plasmas	G. Perez-Callejo
	Generation of Collisionless Shocks and the Associated Electric Field at Shock Front in Low Density Gas System	R. Hua
	Offline Component Testing and Development for the Magnetic Recoil Spectrometer for Time-resolved neutron Measurements (MRSt) Using the MIT-HEDP Accelerator Facility, OMEGA, and the NIF	C. Parker
	Understanding the Role of Incidence Angle in PDD	B. Scheiner
	VISRAD: 3D Target Design and Radiation Simulation Code	J. Sebald
	The Shock Response of Energetic Materials Undergoing Reaction	M. Gregor
	Turbulent Dynamo Amplification of Magnetic Fields in Laser-produced Plasmas: Simulation and Experiments	P. Tzeferacos

10:00 AM – 11:15 AM	Break
11:45 AM – 1:45 PM	Lunch (box lunches) and roundtable discussion with on Careers in HED Science
Session Chair, S. Ali, LLNL
2:00 PM – 3:00 PM	Students and Postdocs Panel Discussion and Recommendations
Session Chairs, M. Gatu-Johnson, MIT, and C. Huntington, LLNL
2:30 PM – 4:30 PM	Discussions of Findings and Recommendations of the Users
4:30 PM – 4:45 PM	Refreshments
4:45 PM – 6:15 PM	Discussion of Findings and Recommendations of the Users

7:00 PM – 10:00 PM	Banquet and No Host Reception	Delmonico’s Italian Steakhouse

OLUG 2018 Workshop Friday Agenda
Friday, 27 April 2018
7:30 AM – 8:30 AM	Continental Breakfast
8:30 AM – 8:45 AM	LLE Director Remarks	E. M. Campbell, LLE
Session Chair, M. Koepke, WVU
8:45 AM – 9:30 AM	Turbulent Magnification and Dynamics of Magnetic Fields in Laser-Produced Plasmas	A. Bott, Oxford U
9:30 AM – 10:15 AM	Opacity Experiments: From OMEGA to the NIF	R. Heeter, LLNL
10:15 AM – 10:30 AM	Poster Awards to Graduate Students and Postdocs	M. Wei, GA, and J. Knauer, LLE
10:30 AM – 10:45 PM	Refreshments
Session Chairs, M. Gatu-Johnson, MIT, and C. Huntington, LLNL
10:45 AM – 11:45 AM	Discussion of Findings and Recommendations with LLE Management
11:45 AM – 1:00 PM	Lunch (box lunches)
1:00 PM	Workshop adjourns

Photos

Omega Laser Facility Users Group