Feb 20 2020 Report - Feb 3 - Feb 28
Director - Todd Satogata
Previous two weeks (Feb 3 - Feb 14) - HOLIDAY MLK Jr Day (Jan 20) - ADMIN Leadership, group meetings, training - EIC Meetings re next steps, planning, DOE visit - ODU Xelera magnetized injector SBIR planning - TRAVEL IPAC21 OC/SPC Meeting (Jan 27-Feb 2) Next two weeks (Feb 3 - Feb 14) - ADMIN AI/ML planning, training, paper reviews (NIM, PRAB, NSERC) - MGMT Meetings, SSIII hire next steps, - EIC Meetings, Dave Douglas planning, parameter review - OPS Daily meetings, re-engage with operations daily needs - OPS GlueX/KLF collab meeting prep, meetings (Feb 12-13) - IPAC Conference committee followup, SAB selections
Previous two weeks (Jan 6 - Jan 17) - Invention disclosures - review - Teaching Accelerator Physics course at USPAS’20 Next two weeks (Jan 20 - Jan 31) - Teaching Accelerator Physics course at USPAS’20 - Machine support - PRAB paper review - CEBAF ER chicane config. with Cornell’s magnets
Previous two weeks (Jan 20 - Jan 31) - Extending my study on uneven bunch spectra while writing the technote - Understanding effect of uneven bunch fill on coupled bunch instabilities Next two weeks (Feb 3 - Feb 14) - Sick leave 2/3-2/7 - Study impedance dependence on aperture - Continue with ALS-U collaboration on impedance studies
Previous two weeks (Jan 6 - Jan 17) - I have been working to document the upcoming DODGE experiment - Discussing the strategy for COMBINE with Jean and Geoff attending meetings about the future of our EIC work - Working as optics on call Next two weeks (Jan 20 - Jan 31) - I will finish my DODGE preparations - Work on the design for COMBINE, it needs some tweaking and updated cost projections.
Previous two weeks (Jan 6 - Jan 17) - Visit to CNU robotics lab - Follow-up meetings for "AI in Accelerator Division" talk - Meeting with Communications staff about AI at JLab - Generate content for AI landing page - Work with Daniel Lersch on generating quarterly problem for AI Lunch Series - Checking performance of online fault classifier models Next two weeks (Jan 20 - Jan 31) - Prep and give presentation on AI at Jefferson Lab at DOE telecon - Accelerator Production Systems Engineering: meetings and contributing to draft white paper - AI for NP Workshop: work on pre-workshop "hackathon" - Host Lasitha for day visit to the lab - Re-train ML models for SRF fault classification using new training data set (with more fault classes)
Accelerator R & D - Yuhong Zhang
Previous two weeks (Jan 6 - Jan 17) - Next two weeks (Jan 20 - Jan 31) -
Previous (Feb 3 - Feb 14) - Literature study on ferrite-based cavity tuning, harmonic kicker prototype, and cavity plasma processing - Analysis of IMP experiment o Consistency checks of electron bunch length and relative phase o Comparison of relative beam loss and evolution of statistical moments o Started analysis of dithering data; massive effect on RF spectrum not understood yet, reason for increase in beam loss unclear Next (Jan 20 - Jan 31) - DC cooler discussion at Fermilab - Continue analysis of IMP experiment - Fully read the eRHIC pCDR (the document is surprisingly well-written considering its length)
Previous two weeks (Jan 6 - Jan 17) - Worked on teaching material for the Spin@USPAS class - Worked on the storage ring cooler project - Miscellaneous: attended the Innovative HE Cooling Project Status meeting, attended the Storage Ring Cooler meeting, attended JLEIC R&D meeting, attended JLEIC weekly meeting, attended a meeting for the Spin@USPAS class Next two weeks (Jan 20 - Jan 31) - Work on the storage ring cooler project - Work on teaching material for the Spin@USPAS class
Previous two weeks (Dec 23 - Jan 3) - Learning python and data science with python. Took some online courses on python. - Preparing slides on ` beam cooling ' for coming USPAS . Next two weeks (Jan 6 - Jan 17) - Working with stability in a two energy storage ring cooler with ` Radiation on'. - Working on generalized formula for stability in a two - energy storage ring cooler. - Going to USPAS ( Jan 13 - Jan 24) San Diego, CA as a TA for "Accelerator Physics".
Previous two weeks (Jan 20 - Jan 31) - Work on two-energy storage ring - Spin tracking simulations for the transparent spin experiment - EIC interaction region work - IBS optimization in the JLEIC ion collider ring Next two weeks (Feb 3 - Feb 14) - Work on two-energy storage ring - Spin tracking simulations for the transparent spin experiment - EIC interaction region work
Previous two weeks (Jan 20 - Jan 31) - Longitudinal Schottky signal analysis for December 2019 IMP bunched beam cooling experiments. Evaluating the full width at half maximum of the central peak in the beam spectrum over the 2 seconds during which the pulsed electron beam is cooling the ion beam. This analysis resulted in the conclusion that the resolution of the data is not sufficient to estimate the cooling time. - Preproposal for Early Career Award titled "Laser-driven Polarized Deuterium Source" was encouraged for submission of full proposal. Next two weeks (Feb 3 - Feb 14) - Continued work on and wrapping up the longitudinal Schottky signal analysis, including looking at the initial dithering data and reduction of number of sidebands as an indication of cooling. - Continued work on getting the DTL portion of the JLEIC ion linac working in PyORBIT, to finish up H- intrabeam stripping estimates. - Work on early career proposal.
Computational Physics - Yves Roblin
Previous two weeks (Jan 6 - Jan 17) - Vacation (until Jan 8) - AI workshop organizing committee meetings and organizational work - Accelerator restart, BTEAM meetings - TRC committee meetings - FOA report on beambeam - Staff evaluations Next two weeks (Jan 20 - Jan 31) - Hall A recommissioning, review of specifications for beam deliveries - USPAS meetings - Preparation of slides for summer USPAS teaching - Preparation of lecture notes for USPAS - Staff evaluations, final step - Calculations for spin transport IPAC contribution (with J. Grames/M. Joyce)
Previous two weeks (Jan 6 - Jan 17) - Chromaticity correction - Added two mobius insertions to the ICR - Multipole correction for jelic icr Next two weeks (jan 20 - Jan 31) - Designing a dual arm chicane for Hall D energy doubling - Multipole correction for jleic icr
Previous two weeks (Feb 3 - Feb 14) - CASA Beam-Beam package - We completed revising “Crabbing Kick” part of CASA Beam-Beam package, since now the crabbing kick code can work on both Linux and Windows10 system with Graphical User Interface (GUI). Next two weeks (Feb 17 - Feb 28) - Continue working on revise CASA Beam-Beam package.
Previous two weeks (Jan 20 - Jan 31) - Reading papers on beam resonances. - Recalculation of tune diffusion rates. Next two weeks (Feb 3 - Feb 14) - Figure out the inconsistency of diffusion rate results with BNL plots. - Check the output of three types of strong-weak beam - beam interactions in BB3D.
Previous two weeks (Jan 20 - Jan 31) - AIPINJ - Updated elegant deck to reflect layout changes from ME. - Verified apertures wide enough for solenoid scans - Match with Darmstadt triplets vs. various wien angles. - Hall A target position excursion - Attended emergency meeting - Recompiled Chime for RHEL7 - Provided scripts and Chime configs for target positions and current lock - Fixed the above scripts when they became broken overnight. - 12GeV PRAB - Searched for sources for beam locks section - 'AHLA - Spoke with Chris Slominski about taking over Fopt; he is not retiring after all. - Optics On-Call - qsUtility tweaks - MultiWire tweaks - Provided input to Chris Tennant for the DOE AI for NP teleconference - qsUtility for UITF - Attended BTeam, AIPINJ Modeling, CASA, AI Lunch, 12GeV PRAB, DOE Town Hall meetings - Registered for USPAS and AI Workshop Next two weeks (Feb 3 - Feb 14) - AIPINJ - Provide nominal fields for solenoids and Darmstadt triplets to assess cooling requirements, etc. - Include field maps in the elegant deck as they become available. - Beam Studies - Test QTSnyder and MultiWire if Beam Studies time becomes available. - 12GeV PRAB - Write draft Beam Locks section - Attend BTeam, AIPINJ Modeling, CASA, AI Lunch, 12GeV PRAB meetings.
Previous two weeks (JAn 20 - Jan 31) - Finished revising all module of JSPEC, except for the UI. - FOA quarterly report. - Investigated the latest FMM/QBX references and working on the SBIR proposal on Implementing the integral equation method on space charge effect. Next two weeks (Feb 3 - Feb 14) - Perform simulations on IMP experiment. - Finish revising the UI and start document the codes. - Finish a draft of the SBIR proposal.
Diagnostic Development - Kevin Jordan
Previous two weeks (Nov 25 - Dec 6) - Next two weeks (Dec 9 - Dec 20) -
Previous two weeks (Dec 23 - Jan 3) - Isotope Experiment – Helped with the two day run to the 1G dump. - Halo monitor – Conducted the Halo Monitor experiment in the LERF. - ARDDOT – Was able to install and run the Beamenizer on a Windows 10 machine. Next two weeks (Nov 11 - Nov 22) - Isotope Experiment – Help with the two day run to the 1X line. - ARDDOT – Start work on the other CEBAF SLMs
Previous two weeks (Nov 25 - Dec 6) - Next two weeks (Dec 9 - Dec 20) -
LERF - Steve Benson
Previous two weeks (Feb 3 - Feb 14) - Visited Duke University and helped out with OAM gamma production experiment - Continued to review the LOD - Straight-merger coils are complete and installed in the measurement apparatus. - Review abstract on LHeC dynamics Next two weeks (Feb 17 - Feb 28) - Assist in the isotope line commissioning run and isotope production run. - Host seminar by Carlos Hernandez-Garcia - Plan seminar on OAM gamma production - Prepare for an attend the final CBETA review
Previous two weeks (Jan 6 - Jan 17) - The last two weeks have been mostly spent on AccApp 2020, preparing before I left for Vienna as well as the Program Committee itself. One upside, I have an invited oral on Isotope production. - We are finalizing the preparations for the first irradiation (mostly Steve and Kevin). Next two weeks Jan 20 - Jan 30) - This week, I need to complete the Isotope quarterly report for the DOE, due Friday. - Next week, we will commission the target beam,one, with the first irradiation hopefully the following week. - There is also movement on the Straight Merger test at the ANL-AWA. Ware preparing the coils for the cavity that is installed at the AWA. Sarah is heading up this effort.