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Raj Gohil
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Raj Gohil
  • Home
  • About
  • Project Page
    • Lunar Dust Research
    • ARGOS 3
    • NASA Fuel Gauges
    • JSC Casting Tower
    • Space City Rocketry
    • Sonic - L2
  • More
    • Home
    • About
    • Project Page
      • Lunar Dust Research
      • ARGOS 3
      • NASA Fuel Gauges
      • JSC Casting Tower
      • Space City Rocketry
      • Sonic - L2

Linked Published ICES 2025 Conference Paper: Refined Method for Determining Adhesive Forces of Dust on Aerospace Materials 

Authors: Joshua H. Litofsky , Sonali R. Nagpal , Amy M. Fritz , Chandler S. Lawson, Raj R. Gohil, Courtney A. Steagall, Ryunosuke Greer, Kenton R. Fisher 

ICES 2025 GDA 20250428 JHL.pdf

During my NASA Johnson Space Center co-op in the Lunar Dust Mitigation group, I conducted research under Dr. Joshua Litofsky on quantifying the adhesive forces of lunar dust across 16 aerospace materials for the Gateway program. I served as the hardware operator and test engineer for constructing and operating a custom vacuum-chamber apparatus that spun material coupons at up to 200 G to measure dust adhesion. My work involved precision mass measurements before and after lunar dust simulant exposure, optical-microscopy analysis using a Keyence VHX-7000 system, LabVIEW and Arduino motor control of the rotational systems, and troubleshooting all electronics and vacuum-control hardware. After the testing campaign, I was in charge of the initial graphing of the simulant adhesion forces as a function of acceleration at various G forces. This research, published in the 2025 International Conference on Environmental Systems, provided one of NASA’s first validated datasets on lunar-dust adhesion used by industry partners including Blue Origin and SpaceX for dust-transport modeling and material selection. 

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