Research output per year
Research output per year
Personal profile
Qualifications
PhD
Research student supervision
- Registered to supervise
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Dive into the research topics where Joshua Machacek is active. These topic labels come from the works of this person. Together they form a unique fingerprint.
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Collaborations and top research areas from the last five years
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Electron-beam lunar dust mitigation under solar-like vacuum ultraviolet illumination
Richmond, J. L., Machacek, J. R., Charles, C. & Boswell, R. W., Jun 2026, In: Acta Astronautica. 243, p. 338-345 8 p.Research output: Contribution to journal › Article › peer-review
Open Access -
Excitation of metastable helium atoms by positron impact
Wymer, L., Kumar, S., Gay, T. J., Hodgman, S. S., Buckman, S. J. & Machacek, J. R., 12 Feb 2026, In: European Physical Journal D. 80, 2, 5 p., 12.Research output: Contribution to journal › Article › peer-review
Open Access -
Enhanced Charging and Mobilization of Photoemitting Dust Particles in a Low-Density Plasma
Richmond, J. L., Pagán Muñoz, J. H., Wang, X., Horányi, M., Machacek, J. R., Charles, C. & Boswell, R. W., 16 Jan 2025, In: Geophysical Research Letters. 52, 1, 7 p., e2024GL113715.Research output: Contribution to journal › Article › peer-review
Open Access10 Citations (Scopus) -
Inductively Coupled Radio-frequency Plasmas as Solar Vacuum Ultraviolet Simulators
Richmond, J. L., Machacek, J. R., Charles, C. & Boswell, R. W., Jul 2025, In: Astrophysical Journal, Supplement Series. 279, 1, 9 p., 11.Research output: Contribution to journal › Article › peer-review
Open Access4 Citations (Scopus) -
Solar Vacuum Ultraviolet Testing Activities at the Space Plasma, Power and Propulsion Laboratory
Richmond, J. L., Machacek, J. R., Charles, C. & Boswell, R. W., 2025, 58th IAA Symposium on Safety, Quality and Knowledge Management in Space Activities - Held at the 76th International Astronautical Congress, IAC 2025. International Astronautical Federation (IAF) , p. 489-494 6 p. (Proceedings of the International Astronautical Congress, IAC).Research output: Chapter in Book/Report/Conference proceeding › Conference Paper › peer-review
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Portable Vacuum Ultraviolet Source to Support Human Exploration and Inhabitation of the Space Environment
Richmond, J. (PI), Aguey-Zinsou, K.-F. (CoI), Aguey-Zinsou, K.-F. (CoI), Charles, C. (CoI) & Machacek, J. (CoI)
13/04/26 → 12/04/27
Project: Research
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Positron and Positronium Collision Dynamics
Buckman, S. (PI), Boyle, G. (CoI), Machacek, J. (CoI), Sullivan, J. (CoI) & White, R. D. (CoI)
13/04/26 → 12/04/29
Project: Research
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Initial scoping of an external sensor package outside of the flight vehicle.
Machacek, J. (PI)
10/11/23 → 30/09/26
Project: Research
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Positrons in biosystems
Sullivan, J. (PI), Brunger, M. J. (CoI), Cocks, D. (CoI), Garcia, G. (CoI), Gorfinkiel, J. D. (CoI), Machacek, J. (CoI) & White, R. D. (CoI)
4/04/19 → 31/12/23
Project: Research
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Upgrade for the Australian Positron Beamline Facility
Sullivan, J. (PI), Buckman, S. (CoI), Cocks, D. (CoI) & Machacek, J. (CoI)
22/03/19 → 21/03/20
Project: Research