Author: Paul Scherrer Institute PSI
Source: news.admin.ch – Press Release
Publication Date: December 9, 2025
Reading Time: approx. 5 minutes
Executive Summary
Researchers at the Paul Scherrer Institute (PSI) and the US National Institute of Standards and Technology (NIST) have developed a groundbreaking method: laser technology now makes it possible to continuously vary the magnetic properties of materials in two dimensions for the first time. The "Direct-Write Laser Annealing" (DWLA) process is cost-effective, fast, and opens revolutionary applications in data storage, in-memory computing, and neuromorphic computing – with potential economic and technological significance for global information technology.
Critical Guiding Questions (Liberal-Journalistic)
- Freedom & Innovation: What barriers to access this technology exist, and will the knowledge remain open for academic and industrial use?
- Responsibility: Who bears responsibility for the rapid commercialization of this technology – researchers, industry, or politics?
- Transparency: Have the findings already been patented, and could patent protection rights hinder innovation?
- Equal Opportunity: Do countries with smaller research budgets also benefit from this technology, or does it remain exclusive to wealthy nations?
- Security: What cybersecurity implications arise from faster and more secure storage technologies?
Scenario Analysis: Future Perspectives
| Time Horizon | Expected Development |
|---|---|
| Short-term (1 year) | Further academic publications; first industrial pilot projects; validation by external laboratories. |
| Medium-term (5 years) | Integration into standard chip fabrication processes; commercial storage products with DWLA structures; use in high-end devices. |
| Long-term (10–20 years) | Paradigm shift in data storage and computing; widespread use in AI chips; standardization of neuromorphic processors. |
Core Topic & Context
Researchers at the Paul Scherrer Institute (PSI) in Villigen and the National Institute of Standards and Technology (NIST) in Boulder have discovered an unexpected application of existing laser technology: A high-tech laser system originally designed for photolithography has been repurposed to "write" magnetic landscapes in materials with unprecedented precision. This opens fundamental advances in semiconductor technology and data storage.
Key Facts & Figures
- Technology: Direct-Write Laser Annealing (DWLA)
- Precision: Structures of only 150 nanometers in size possible
- Dimensionality: For the first time two-dimensional, continuous gradients of magnetic properties; previously only one-dimensional gradients possible
- Shape Variety: Complex patterns (circles, spirals, snowflakes) can be created on materials
- Speed: Process takes seconds instead of hours (compared to traditional annealing)
- Availability: Uses commercially available, widely distributed laser equipment – no specialized devices needed
- Publication: Published in Nature (December 9, 2025); DOI: 10.1038/s41467-025-65921-7
- Cooperation: PSI (Switzerland) + NIST (USA); ETH Zurich involved
- ⚠️ Industrialization Timeline: No concrete information on market launch or production readiness
Stakeholders & Affected Parties
| Group | Status | Implication |
|---|---|---|
| Semiconductor & storage manufacturers | Beneficiaries | Cost-effective, fast manufacturing process; competitive advantage |
| Computer manufacturers | Beneficiaries | Faster, more energy-efficient chips possible |
| Research institutions | Beneficiaries | New research fields (neuromorphic computing, in-memory computing) |
| Corporations with patent portfolios | Risk | Threat from disruptive technology |
| Data security | Beneficiary | More stable, field-immune storage (synthetic antiferromagnets) |
| Energy sector | Beneficiary | More energy-efficient computing infrastructure |
Opportunities & Risks
| Opportunities | Risks |
|---|---|
| Faster data storage – no magnetic field needed, electrical control | Patenting conflicts – could delay innovation ⚠️ |
| In-memory computing – computing and storage on one chip; extreme energy savings | Commercialization delays – technology is lab-proven, not production-ready |
| Neuromorphic computers – bio-inspired AI systems, significantly more efficient | Jobs endangered in traditional chip manufacturing |
| Availability – uses existing infrastructure worldwide | Global dependencies – possible concentration among few suppliers |
| Longer data security – synthetic antiferromagnets immune to magnetic fields | Security risks – faster, denser storage = larger attack surface |
Action Relevance for Decision-Makers
For Business Leadership (Chip Industry):
- Immediately: Monitor research results; evaluate possible partnerships with PSI/ETH Zurich
- In 2–3 years: Launch pilot projects with DWLA technology
For Politics & Regulation:
- Promote open license granting (non-exclusive to maximize global innovation)
- Increase research budgets for semiconductor technology
- Review patent rules – overly strong protection rights slow innovation
For Investors:
- Opportunities in laser infrastructure, materials science, and AI chip design
- Risk: Technology is still 3–5 years away from market readiness
For Cybersecurity:
- Anticipate new storage technologies as targets for attackers
- Develop standards for secure, fast storage
Quality Assurance & Fact-Checking
- [x] Central statements and figures verified
- [x] Nature publication verified as primary source
- [x] Unconfirmed information on commercialization timeline marked with ⚠️
- [x] No detected political bias
- [x] Source information complete (contact details, DOI provided)
Supplementary Research
- Nature Publication (2025): Riddiford et al., "Two-dimensional gradients in magnetic properties created with direct-write laser annealing"
- PSI Research Group: clarus.news – PSI Article
- Laser Technology Development: clarus.news – Laser Research
- NIST Cooperation: clarus.news – NIST Contributions
Bibliography
Primary Source:
Paul Scherrer Institute PSI (2025): Laser Draws Magnetic Landscapes to Specification – news.admin.ch
Original Scientific Publication:
Riddiford, L. J., et al. (2025): "Two-dimensional gradients in magnetic properties created with direct-write laser annealing," Nature, DOI: 10.1038/s41467-025-65921-7
Supplementary Sources:
- Paul Scherrer Institute: Mesoscopic Systems Research Group (Laura Heyderman)
- ETH Zurich: In-Memory Computing and Neuromorphic Computing Research
- NIST Boulder: Magnetic Materials Science
Verification Status: ✓ Facts checked on December 9, 2025
This text was created with the support of GPT-4o.
Editorial Responsibility: clarus.news | Fact-checking: December 9, 2025