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DMRadio-50L Mid Systems Review

→ America/Los_Angeles
PAB 232 (Stanford)

PAB 232

Stanford
Description

Hybrid Meeting (https://stanford.zoom.us/j/96216063373?pwd=ZXpOSWV1c2daVWN4dDlGQzcyUzZrZz09)

DMRadio-50L Components Review and System Updates.  Presenting component readiness for decision making in terms of schedule prioritization.  50L teams assessments on risks, challenges, and roadblocks.

Dale Li (Technical Coordinator)
    • Overview: Introduction and Charge Questions
      Conveners: Dr Dale Li (SLAC), Dr Maria Simanovskaia (SLAC)
    • Component Session: Cryogenics
      Convener: Dr Maria Simanovskaia (SLAC)
      • 3
        Cryogenics Overview

        50L cryogenics consists of three parts: A horizontal dilution refrigerator (Snoopy), a large volume 4K cryostat (Woodstock), and a thermal bridge between the two (Cold Snout). Cryogenic performance needs, to-do list, and a timeline will be shown. Discussion of risks and challenges.

        Speaker: Dr Maria Simanovskaia (SLAC)
        Cryogenics Overview
      • 4
        Cold Snout

        Updates on design and testing plans for the cold snout.

        Speaker: Aya Keller (UC Berkeley)
        June 26th DM Radio Meeting.pdf
      • 5
        Cryogenics Discussion
        Speakers: Aya Keller (UC Berkeley), Maria Simanovskaia (SLAC)
    • Component Session: Magnet
      Convener: Dr Chelsea Bartram (SLAC)
      • 6
        Magnet Overview

        50L will employ a toroidal magnet with peak field of 1 Tesla commercially sourced by SSI. Overview of the components, timeline, and identified risks to be discussed.

        Design decisions, risks, and details of current status of magnet procurement.

        Speaker: Dr Chelsea Bartram (SLAC)
        MagnetOverviewFinal.pdf
      • 7
        Tension Straps

        Kevlar and aluminum strap mechanism for holding the two halves of the toroidal magnet in place during assembly and cool down.

        Speaker: Jessica Fry (MIT)
      • 8
        Magnet Cradle

        Discussion of magnet cradle design and thermal modeling.

        Speakers: Alex Droster (UC Berkeley), Dr Johnny Echevers (UC Berkeley)
      • 9
        Magnet Discussion
        Speakers: Dr Chelsea Bartram (SLAC), Dr Jonathan Ouellet
    • 10:45
      Coffee Break
    • Component Session: Resonator
      Convener: Prof. Saptarshi Chaudhuri (Princeton)
      • 10
        Resonator Overview

        Resonator components, goals, timetable, risks, and outlook.

        Speaker: Prof. Saptarshi Chaudhuri (Princeton)
        Inductor_and_resonator_components.pdf
      • 11
        Inductor Wiring and Resonator Testing

        Testing apparatus at Princeton and inductor wiring setup.

        Speaker: Roman Kolevatov (Princeton)
        Inductor_and_resonator_components.pdf
      • 12
        Tunable Capacitor

        Overview and steps to design a tunable capacitor for the desired frequency range of 5kHz to 5MHz. Strategies for testing will be discussed.

        Speakers: Dr Alex Sebastian Leder (UC Berkeley), Andrei Dones (UC Berkeley), Dillon Goulart (UC Berkeley), Pablo Castaño (UC Berkeley)
      • 13
        Tunable Transformer
        Speaker: Joe Singh (Stanford)
      • 14
        Resonator Discussion
    • 12:00
      Lunch
    • Component Session: Sheath
      Convener: Kent Irwin (SLAC)
      • 15
        Sheath, Gasket, and Wings
        Speakers: Abdulla AlShirawi (Stanford), Nicholas Rapidis (Stanford)
        50L Sheath and Wings
      • 16
        Sheath Discussion
    • Component Session: Calibration
      Convener: Dr Chiara Salemi (SLAC)
      • 17
        Calibration Overview

        DMRadio-50L calibration strategy, methods, and techniques.

        Speaker: Dr Chiara Salemi (SLAC)
      • 18
        Sideband Injection
        Speaker: Jessica Fry (MIT)
      • 19
        Resonator Testing

        Tunable transformer and high-Q resonator testing in dilution refrigerator.

        Speaker: Joe Singh (Stanford)
      • 20
        Timeline and Risks
        Speaker: Chiara Salemi (SLAC)
      • 21
        Calibration Discussion
    • 14:20
      Coffee Break
    • Component Session: DAQ
      Conveners: Dr Chelsea Bartram (SLAC), Chiara Salemi (SLAC)
      • 22
        DAQ Overview
        Speaker: Dr Chelsea Bartram (SLAC)
        DAQOverview.pdf
      • 23
        DAQ Overview and Planning
        Speaker: Kaliroë Pappas (MIT)
      • 24
        DAQ Discussion
    • Overview: Commissioning and Close Out
      Conveners: Dr Dale Li (SLAC), Maria Simanovskaia (SLAC)
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