{
  "title": "NASA Ames EAST MHD accelerator test-plan schematic (2001)",
  "source_title": "Improvement of Scramjet Performance - Experimental Demonstration of MHD Acceleration",
  "source_authors": ["David W. Bogdanoff", "Chul Park", "Unmeel B. Mehta", "James Arnold"],
  "source_institution": "NASA Ames Research Center / ELORET Corporation",
  "source_url": "https://ntrs.nasa.gov/citations/20010089315",
  "source_pdf_url": "https://ntrs.nasa.gov/api/citations/20010089315/downloads/20010089315.pdf",
  "source_pdf_local": "../sources/nasa-ames-2001-mhd-accelerator-preprint.pdf",
  "source_pdf_bytes": 164267,
  "source_pdf_sha256": "328E9E9FCFF645FECB67C97C138ADD4979F5AE16AB95C64E3F3F9F0C7B56903E",
  "source_distribution": "Public NASA NTRS record; U.S. Government work, public use permitted.",
  "source_locators": {
    "facility_conditions": "PDF p.1",
    "accelerator_geometry_and_idealized_analysis": "PDF p.2",
    "fabrication_status_and_preliminary_figures": "PDF p.3",
    "redrawn_source_figure": "PDF p.3, Figure 2"
  },
  "figure_credit": "DMGB Systems schematic redraw based on NASA NTRS 20010089315 Figure 2. It is not a pixel-identical reproduction and is not to scale.",
  "evidence_status": "Test-plan / design schematic, not a measured test configuration. The source says the shock-tunnel facility existed and the MHD accelerator was being fabricated; preliminary test results were expected later in 2001.",
  "analysis_boundary": "The 20-30 percent velocity-rise value at 3.5-4 T is a one-dimensional analysis estimate in the preprint, not measured performance. The source's separate earlier field, seeded/unseeded temperature, pressure, Mach, and duration values describe planned conditions, not a complete engine operating point.",
  "source_data_file": "nasa-ames-accelerator-2001-test-plan.csv",
  "redraw_generator": "nasa-ames-accelerator-2001-redraw.py",
  "outputs": ["nasa-ames-accelerator-2001-schematic.svg", "nasa-ames-accelerator-2001-schematic-mobile.svg"],
  "not_established": [
    "A generator powering the accelerator",
    "A same-campaign matched HVEPS operating point",
    "Whole-vehicle energy closure or net thrust",
    "Aircraft integration or flight benefit"
  ]
}