In House Diagnostics

In house diagnostics on the Texas Petawatt can be made available to Users.

Optical/NIR

Sources:

Probe line: 10 mJ 1057 nm or up to 3 mJ at 528 nm pulse duration 200 fs to 3 ps, chirped using in-air compressor. It can be synchronized to TC1 or TC2.
Quantel Brilliant laser (easily transportable): ~450 mJ @ 1064 nm, ~185 mJ @ 532 nm, 6 ns pulse duration, 4.5 mm diameter.
CrystaLaser 1064-100 CW alignment laser: 1064 nm, 100 mW.
Various HeNe and diode alignment lasers.

Diagnostics:

Del Mar Photonics Rincon 3rd order Scanning Autocorrelator for contrast measurements down to 10^-10.
SID4 GE wavefront sensor: 160x120 phase map resolution, sensitive to 400-1100 nm wavelength, phase resolution <2 nm. Deployable to either target chamber and compatible with closed loop system. Includes R-4 cube unit to compensate for relay optics.
Wizzler.
Fourier domain interferometer: Self-referencing Michelson interferometer imaged to slit of high-resolution spectrometer. Designed for 1057 nm probe light.
VISAR @ 532 nm wavelength.
Confocal microscope for target positioning: target placement accuracy <4 µm with Mitutoyo 50X, infinite corrected, 13 mm working distance objective, with 532 nm diode laser.
For TC1: Backscatter imaging of the target using the focusing parabola and a 10 m spherical mirror, and/or an 8 m focusing lens. Magnification ~13x. Must be requested well in advance and coordinated with use of TC2 system.

Detectors:

Hamamatsu C7700 High Dynamic Range Streak camera with S20 photocathode: 2048x2048 resolution, sensitive to 200-850 nm wavelength, temporal resolution of ~3ps, 1000:1 dynamic range.
Stanford Computer Optics XXRapidFrame Framing camera with S25 photocathode: 780x580 resolution, sensitive to 400-900 nm wavelength, min exposure of 0.2 ns, 12-bit.
Apogee Alta U8300 CCD: resolution: 8.3 MP, dynamic range: 5839:1, 16-bit, 99% linearity, cooled to ~-25C (SNR ~ 1500).
Andor iDUS DU420-OE spectroscopy CCD: resolution: 1024x255 pixels 25 µm in size, sensitive to 200-1000 nm wavelength, 16-bit, cooled to ~-100C (x2).
Andor iDUS DU490A-1.7 InGaAs spectroscopy CCD: resolution: 512 pixels 25x500 µm in size; sensitive to 0.6 to 1.7 µm wavelength, 16-bit, cooled to ~-90C.
Horiba MicroHR Spectrometer (requires CCD): resolution: 0.1 nm with 10 µm entrance slit, 0.3 nm and with 26 µm pixel of Andor IDUS CCD, f/3.88, 1200 grooves/mm. Primarily used at 532 nm, 1200 nm blaze.
Ocean Optics USB 4000HR Spectrometer: sensitive to 200-1000 nm wavelength.
Ocean Optics HR2000 VIS spectrometer: sensitive to 330 - 900 nm wavelength.
Basler Ace CCD: resolution: 1.3 MP, 12-bit, Gig-E.
Imaging Source CCD: resolution: 0.4 MP, 8-bit, USB.
IR viewers.
IR cards.

Others:

X-Ray/XUV

Scintillation + PMT X ray detectors (5) – may require refurbishment.
Von Hamos PET spectrometer assembly for Ti Kα.
Compact x-ray pinhole camera.
Compton x-ray spectrometer: Energy range: 1-500 MeV.
Filter stack gamma ray spectrometers (2). 2.5 inch active area: Energy range: 1 keV to 100 MeV with resolution ~ 10% E.
Fiber stack MeV x-ray spectrometer.
Grazing incidence UV-EUV spectrometer (10100 eV) with a position sensitive microchannel plate/phosphor screen detector.
Calibrated IRD-AXUV576C XUV photodiode for 30–70 nm.
UT EHS can temporarily provide experiment specific radiation detectors.
General Electric Typhoon FLA 7000 imaging plate scanner.

Calibration sources:

Na-22: 3.62 nCi, Nov 2019 (through UT EH&S).
Cs-137: 5.0 microCi 30.2 yrs, Aug 2005, 1.0” x 0.125” beta/gamma disk source, Spectrum Techniques.
C-14: 20 microCi total, Nov 2013, 3"x1”x1mm glass microscope slide with 16 pieces: dpm/piece: 295k, 206k, 162k, 86.2k, 38k, 25.8k, 13.5k, 6.61k, 3.29k, 1.58k, 817, 390, 214, 95.7, 49.3, 25.8, American Radiolabeled Chemicals Inc., ARC 0146B.

Ion/Neutron detection

CR-39: Ion track detection. Facilities available for NaOH etching.
Cu stack activation detection of protons, as an alternative to RCF. Digitized using timed image plate exposure and IP scanner.
Radiochromic Film (RCF). Scanned using 35mm slide- or flatbed scanner.
Thomson parabola spectrometer under construction. Utilizing image plates. External can for independent pumping of diagnostic.
Faraday cup for ion Time of Flight.
Calibrated plastic scintillators for neutron detection, need refurbishing (x6).
General Electric Typhoon FLA 7000 imaging plate scanner.

Electron/positron detection

Image plate based e+/e- spectrometer. Energy range: 3-50 MeV, 60-150 MeV at lower resolution.
Image plate based e+/e- spectrometer. Energy range: 5-50 MeV.
Image plate based e+/e- spectrometers. Energy range: 0.1–6.5 MeV (x6).

Electronics

Oscilloscopes:

High voltage power supplies:

Others: