Realta Fusion
Magnetic mirror fusion startup, spun out of University of Wisconsin-Madison (~2022).
01 Definition
Magnetic mirror fusion startup, spun out of University of Wisconsin-Madison (~2022). Technology: compact, scalable, modular magnetic mirror with HTS magnets — 'fusion in a bottle.' WHAM experiment (Wisconsin HTS Axisymmetric Mirror): 17 Tesla HTS ...
02 Detailed_Analysis
Magnetic mirror fusion startup, spun out of University of Wisconsin-Madison (~2022). Technology: compact, scalable, modular magnetic mirror with HTS magnets — 'fusion in a bottle.' WHAM experiment (Wisconsin HTS Axisymmetric Mirror): 17 Tesla HTS ... Magnetic mirror fusion startup, spun out of University of Wisconsin-Madison (~2022). Technology: compact, scalable, modular magnetic mirror with HTS magnets — 'fusion in a bottle.' WHAM experiment (Wisconsin HTS Axisymmetric Mirror): 17 Tesla HTS magnets (world record for magnetic confinement), first plasma July 15, 2024. Initially $10M ARPA-E grant (2020) to UW-Madison, MIT, and CFS. Now public-private partnership with Realta. $36M Series A (May 2025) led by Future Ventures. Previous: $9M seed from Khosla Ventures. 18 employees. Building CoSMo prototype and 'Realta Forge' facility. CEO: Kieran Furlong. DOE Milestone-Based Fusion Development Program recipient. Lineage: Project Sherwood (LLNL, magnetic mirror/Richard Post) → WHAM → Realt...
03 Key_Facts
- ▸ → Commonwealth Fusion Systems: CFS supplied 17T HTS magnets for WHAM
- ▸ ← DOE Milestone Program: Recipient (magnetic mirror)
- ▸ ← ARPA-E ALPHA: Funded WHAM predecessor ($10M, 2020)
- ▸ TechCrunch — $36M Series A (May 2025)
- ▸ UW-Madison News — WHAM first plasma (July 2024)
04 Deep_Dive_Intelligence
Overview
Magnetic mirror fusion startup, spun out of University of Wisconsin-Madison (~2022). Technology: compact, scalable, modular magnetic mirror with HTS magnets — 'fusion in a bottle.' WHAM experiment (Wisconsin HTS Axisymmetric Mirror): 17 Tesla HTS magnets (world record for magnetic confinement), first plasma July 15, 2024. Initially $10M ARPA-E grant (2020) to UW-Madison, MIT, and CFS. Now public-private partnership with Realta. $36M Series A (May 2025) led by Future Ventures. Previous: $9M seed from Khosla Ventures. 18 employees. Building CoSMo prototype and 'Realta Forge' facility. CEO: Kieran Furlong. DOE Milestone-Based Fusion Development Program recipient. Lineage: Project Sherwood (LLNL, magnetic mirror/Richard Post) → WHAM → Realta Fusion.
Entity Type: Organization — Realta Fusion operates as an institutional actor in the defense/aerospace ecosystem.
Network Relationships
Realta Fusion connects to 3 entities in the intelligence network:
Organisations (1):
Programs (2):
- ← DOE Milestone Program: Recipient (magnetic mirror)
- ← ARPA-E ALPHA: Funded WHAM predecessor ($10M, 2020)
Source Documents
Intelligence derived from 5 source documents:
- TechCrunch — $36M Series A (May 2025)
- UW-Madison News — WHAM first plasma (July 2024)
- wham.physics.wisc.edu
- Realta Fusion press release — DOE Milestone agreement (June 2024)
- PR Newswire — Series A announcement
06 Related_Terms (1)
07 Related_Entities (2)
08 Timeline_Mentions (10)
Strategic Pivot to PJMIF and PLX-alpha
Dr. Scott C. Hsu becomes lead PI for the ARPA-E PLX-α project, solidifying a pivot from solid-liner MTF to plasma-jet driven fusion.
fusion-physicsDr. Hsu Leads PLX-alpha
Dr. Scott Hsu becomes the lead PI for the ARPA-E sponsored PLX-alpha project, solidifying the pivot to PJMIF.
personnelCompact Fusion Systems (Santa Fe) founded — FRCHX commercial continuation
CFS-NM commercializes AFRL liner compression. Team has AFRL/NRL SLC experience. ARPA-E funded equipment transfer.
fusion-researchARPA-E ALPHA fusion retrospective
ARPA-E retrospective on the ALPHA alternative-fusion program.
defense-programsWoodruff Scientific ARPA-E Fusion Costing Award
Woodruff Scientific receives ARPA-E funding to develop a Fusion Costing Code, bridging the gap between physics and commercial viability.
historical-contextARPA-E BETHE program launches as ALPHA successor
Broader scope: magnets, novel concepts, materials. Funds WHAM (Realta) and CFS-NM. FIRE Collaboratives follow ($180M).
fusion-researchNSWC Indian Head reopens LENR case — 5 government labs
Navy energetics lab leads LENR investigation. NASA LCF demonstrated. ARPA-E grants follow (2023).
defense-programsDOE announces 8 Milestone-Based Fusion Development recipients
$46M for 8 companies. Inspired by NASA COTS. 5-10 year timeline for pilot plant designs.
fusion-researchWHAM magnetic mirror experiment achieves first plasma
17T HTS magnets (world record). Revives Project Sherwood magnetic mirror concept. CFS supplied magnets.
fusion-researchPLX demonstrates spherical plasma liner formation
36 jets form argon liner. Tangled field target avoids FRC/spheromak instabilities. Physics of Plasmas publication.
fusion-research09 FAQ
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Quick_Facts
- Category
- Fusion Physics
- Aliases
- Realta Fusion, realta-fusion, Realta
- Sources
- 9
- Related Terms
- 1
- Graph Entities
- 2
- Timeline Events
- 10