Center for Advanced Computing

Transforming basic-research into applications to enable technology advancements

Capabilities & Resources

The COE. Adv. Mat. Eng. Is formed by material scientists, engineers, theoretical scientists, physicists and chemists. It provides professional service to the inertial fusion, magnetic confinement, and electromechanical divisions at General Atomics.

Capabilities

    Coating Capabilities

  • 4 Sputter coaters with DC, RF, HIPIMS, Pulsed DC capabilities
  • Atomic Layer Deposition
  • Electron Beam Deposition chamber
  • Large sample ( 1foot x 1foot) sputter – ultra-smooth optical quality coatings
  • Parylene coformal coater
  • Hollow cathode coater for Diamond-like-carbon amorphous coatings

    Cleanroom Facilities

  • Photolitography mask aligner
  • Photolitography writter (in service in June 2022)

    Computing

  • Onsite high-performance computing
  • Scientific software access and development
  • Quantum hardware access
  • National computing facility access (ex. NERSC)
ALD | Magnetron Sputtering
ALD | Magnetron Sputtering
Parylene-N
Parylene-N
E-beam & Thermal PVD
E-beam & Thermal PVD

    Metrology

  • SEM-EDS
  • Filmetrics – optical profiloeter
  • Nexiv- Automated inspection - Confocal Microscope
  • X-ray transmission and X-radia equipment

    Nanofabrication Lab

  • Electrochemical system for the synthesis of nanoporous templates
  • Electrochemical deposition of metals
  • Supercritical point drier
  • Thermal treatment oven
  • Heated press

    Modeling and Simulation

  • Ab-initio methods (ex. post-Hartree Fock)
  • Density functional theory, Tight-binding
  • Molecular Dynamics
  • Kinetic Monte-Carlo and mesoscale dynamics
  • CALPHAD and phase-field methods
  • Macroscopic materials modeling (ex. FEM)

Resources

Collective Capabilities

 In-House Capabilities  Experience

Types of Coatings Wavelength Domains Deposition Techniques Materials Substrates Size Environmental Durability Quality Specs Metrology
Antireflective (AR) Transparent conductors UV (<400nm) ALD Oxides Ytterbium Fluoride Polycarbonate < 1" Adhesion MIL-C 497 UV-VIS
High reflective (HR) Sculptured / Metamaterials VIS (400-700nm) CVD Fluorides Yttrium Fluoride Crystalline < 5" Moderate Abrasion MIL-PRF-13830B FTIR
Partial reflective (PR) Bandpasses NIR (700-1400nm) Roll Coating Metals Lanthanum Fluoride Metallic < 10" Severe Abrasion ASI9100 Cavity Ringdown
Rugate Dichroics SWIR (1.4-3.0um) Thermal Evaporation Semiconductors Silver Semiconductor < 30" Salt-fog spray SEM / EDAX
Notch Beamsplitters MWIR (3um-8um) E-beam PVD Polymers Gold Fluorides > 30" Salt-fog Immersion Raman
Multiple Notch High laser-damage threshold (LDT) LWIR (8-14um) Ion-assisted (IAD) e-beam PVD Nitrides Chrome Glasses (all types) Boiling-water Tests Dosimetry
Hard Coatings DC Sputtering Silicon dioxide Titanium dioxide Proprietary Durability Tests
Magnetron sputtering Magnesium Fluoride Nickel
Ion-beam sputtering (IBS) Cerium Flouroide Tantalum
Diamond-like coating (DLC) Praseodymium Fluoride Tungsten
High-power Impulse Hafnium Oxide Aluminum
Magnetron Sputtering (HiPIMS) Tantalum Pentoxide Platinum
Titanium Dioxide Palladium
Zirconium Oxide Indium Tin Oxide
IRG24/26 Chalcogenides Parylene-C, N