What happens when you replace the electron with a photon
The semiconductor industry is a $1.8 trillion machine built on a 75-year-old assumption: that electrons are the only way to compute. QLT's photonic processor is engineered to break that assumption — at room temperature, on standard silicon nitride. The market implications span every industry on Earth.
The scale of what photonic computing disrupts
Five industries that change when quantum goes room-temperature
AI & Data Center Saturation
According to Gartner, 40% of existing AI data centers will be operationally constrained by power availability by 2027. Incremental AI workloads alone will demand 500 TWh. By replacing power-hungry electron flow with passive light, QLT photonic processors offer 50–80% energy reductions, allowing data centers to burst through their thermal bounds.
Autonomous Robotics & Edge AI
Every autonomous system — drones, surgical robots, factory automation — runs inference on an electronic processor that drains batteries and generates heat. A room-temperature quantum photonic processor means real-time advanced inference without the thermal overhead, vastly extending operational range and capability on the edge.
Defense & Intelligence
The US DoD spends $5B+ annually on quantum technology. Today's quantum computers need dilution refrigerators and dedicated facilities. QLT's chip operates at 300K — room temperature. That means quantum processing in a SCIF, on a submarine, or inside an aircraft. Field-deployable quantum is a strategic advantage that no cryogenic system can match.
Quantum-Coherent Communication
Photonic quantum processors that maintain entangled coherence at room temperature open a pathway to quantum networking without cryogenic repeaters. Entanglement-based key distribution, quantum-secured links, and eventually quantum internet infrastructure — all enabled by a chip that preserves coherent quantum states at 300K using proprietary coherence restoration.
Drug Discovery & Materials Science
Quantum simulation of molecular systems is the highest-value application of quantum computing (McKinsey). Room-temperature photonic quantum processors eliminate the infrastructure barrier. Pharmaceutical companies, materials labs, and chemical engineers can run quantum molecular simulations on a benchtop device — not a building-sized cryogenic facility.
Cryptography & Finance
Quantum-resistant cryptography is a $40B+ US government mandate (NIST PQC). The same chip that breaks classical encryption also enables quantum key distribution. In finance, quantum optimization of portfolios, risk modeling, and derivatives pricing at photonic speed creates an asymmetric advantage for early adopters.
The electron transistor has had 75 years. The photonic switch gets the next 75.
Every $1.8 trillion of the semiconductor industry rests on a single physical mechanism: electrons moving through doped silicon. That mechanism has been scaled for decades and is hitting fundamental limits — thermal density, interconnect latency, quantum tunneling at 2nm gates, and power walls that make next-generation data centers unsustainable.
QLT's photonic processor replaces the electron with a photon. Light doesn't generate heat. It travels at the speed of light. It doesn't suffer from crosstalk at nanometer scales. And with Optical Distortion Reversal (ODR), it can maintain quantum coherence without cryogenics. This isn't an incremental improvement to the transistor — it's a replacement for it.
| Metric | Electron Transistor | QLT Photonic Switch |
|---|---|---|
| Operating Temp | 300K (classical) / 15mK (quantum) | Room Temp (300K) |
| Switch Speed | ~1 ns (CMOS) | <175 fs (5,700× faster) |
| Heat Generation | ~100W/cm² (5nm node) | Near zero (photonic) |
| Quantum Capable | No (requires superconducting) | Yes (native photonic qubits) |
| Interconnect | Copper (RC delay, crosstalk) | ODR Waveguide Geometry (speed of light without distortion) |
| Coherence | N/A classical / seconds (cryo) | Proprietary coherence-extended at 300K using ODR |
| Error Correction | Digital (overhead-heavy) | Analog coherence restoration (passive, structural) |
"The bottleneck is no longer compute. It's watts."
"U.S. data center electricity consumption will grow from 147 TWh in 2023 to 606 TWh by 2030, accounting for nearly 12% of total U.S. power demand."
"By 2027, 40% of existing AI data centers will be operationally constrained by power availability... incremental AI servers alone will reach 500 TWh."
"The quantum technology market represents $1.3 trillion to $2 trillion in economic value at stake for end users across four main industries by 2035."
The thermodynamic wall of modern AI
NVIDIA H100 and GB200 clusters consume over 700W to 1200W per GPU architecture. Training a single frontier model costs hundreds of millions in electricity alone. The electron transistor is reaching its fundamental thermodynamic ceiling. We cannot continue scaling electronic interconnects through resistive copper without compounding the heat crisis.
Photons don't generate waste heat
Photonic processors perform computation passively using light — bypassing resistive heating grids completely. Direct chip-to-chip optical communication eliminates the 50% of ASIC power historically burned just moving data across a motherboard.
- Matrix multiplication running passively at the speed of light
- 50–80% active power reduction versus electronic equivalents
- Cooling infrastructure requirement reduced by over 40%
- Decouples AI performance scaling from grid limitations
- Vast interconnect bandwidth improvements over copper topologies
Three phases from first silicon to global scale
Prototype & Strategic IP Fortress
5 Strategic Seats × $5M Each — Exclusive to investors with equipment, chip sales, or deployment value
The $25M seed round funds two pillars simultaneously: a $5M split-fab prototype proving the physics, and a $20M IP expansion program building a 60+ patent fortress across 7 international jurisdictions. Each seat is reserved for strategic investors who deliver direct operational value — not passive capital.
- $1M — Prototype Fabrication: Custom MPW tapeout on Ligentec AN350 low-loss SiN platform. ODR waveguide structures, MZI mesh validation, and quantum circuit primitives.
- $1.2M — Split-Fab IP Protection: Fabrication across Ligentec, AIM Photonics, and imec with encrypted partial GDS. No single vendor sees the complete design. DoD Trusted Foundry protocols.
- $1M — Initial Patent Prosecution: 34+ patent filings covering ODR architecture, switch design, coherence lattice method, AI acceleration, and QEC.
- $800K — R&D & Simulation: Lumerical, Ansys simulation, characterization equipment, test development.
- $1M — Team & Operations: 3–5 FTE (photonic design, process integration, test engineering), 12 months runway.
- $8M — Patent Portfolio Expansion: Scale from 34 to 60+ enforceable patent families with continuation filings, claims engineering, and competitive landscape monitoring.
- $5M — International Protection: PCT filings across US, EU, Japan, South Korea, China, Taiwan, and Israel — the 7 jurisdictions where quantum photonic IP matters.
- $5M — Defensive Litigation: Enforcement reserves, defensive patent acquisition, IPR defense, and IP insurance to block competitor design-arounds.
- $2M — Trade Secret Infrastructure: Encrypted GDS vault, ITAR-compliant data handling, secure collaboration platform, and classified-capable physical security.
Each $5M seat holder must bring direct value in one of: equipment manufacturing (tool access), chip sales & distribution (channel partnerships), foundry partnerships (process development), defense/government (classified program access), or enterprise deployment (customer relationships). No two seats compete — each vertical is exclusive.
Demonstrated ODR coherence extension on fabricated silicon nitride + 60+ patent IP fortress across 7 jurisdictions.
Dedicated Pilot Fabrication Facility
With a proven prototype in hand, Series A funds the construction of a purpose-built quantum photonic pilot fab. This facility transitions QLT from outsourced fabrication to vertically integrated manufacturing — eliminating IP exposure and enabling rapid iteration on chip design.
- $80M — Process Equipment: DUV stepper/scanner ($8–12M, Canon FPA-3000 or Nikon NSR series for 248nm), e-beam lithography ($3–5M, JEOL JBX-9500), dual ICP-RIE etch chambers ($4–8M, Oxford PlasmaPro 100), PECVD & LPCVD for SiN/SiO₂ deposition ($3–6M), ALD system ($1–2M), PVD/sputter cluster ($1–3M), e-beam evaporator ($500K–1M), automated wafer-level optical prober with tunable laser ($1–2M), SEM, AFM, ellipsometer, profilometer ($2–4M), flip-chip and fiber-attach bonders ($1.5–3M), dicing, polishing, and wire bonding ($1–2M), FOUP carriers and automated handling ($1–2M).
- $32M — Facility Construction: 25,000–30,000 sq ft total footprint with 10,000–15,000 sq ft ISO Class 5–7 cleanroom production area. Cleanroom construction runs $400–$800/sq ft for semiconductor-grade ISO 5 (industry benchmark: AIM Photonics TAP = 12,000 sq ft Class 100 cleanroom). Includes HVAC/HEPA filtration ($4–6M), vibration isolation for lithography ($1–2M), redundant power with UPS ($2–3M), ultra-high-purity gas delivery ($2–3M), 18.2 MΩ DI water system, chemical waste treatment, and FM-200 fire suppression. Texas Opportunity Zone site for tax-optimized deployment.
- $13M — Team (2-Year Runway): 25–30 FTE. 6–8 process engineers ($150–200K), 3–4 equipment engineers ($130–160K), 6–8 technicians/operators ($80–100K), 2–3 optical test engineers ($140–180K), fab manager ($200–250K), quality/safety staff. Total payroll ~$4–5M/yr plus overhead.
- $15M — Process Development: 12–18 months of recipe qualification for ODR waveguide fabrication (targeting <0.1 dB/m propagation loss), all-optical switch integration, fiber-attach packaging, PDK development, and customer qualification sample runs. Includes CHIPS Act / JETI incentive applications.
- $10M — Working Capital & Contingency: 18-month operating buffer, facility commissioning, tool installation/qualification, spare parts inventory, and 7% project contingency reserve.
Pilot production capability: 10–20 wafers per week, fully in-house. First revenue from photonic AI accelerator sales and defense prototype contracts.
Full-Scale Vertically Integrated Manufacturing
The growth round builds a world-class quantum photonic chip fabrication facility capable of meeting hyperscale demand. This is the manufacturing engine that positions QLT as the foundational supplier to the $1.8 trillion semiconductor transition — analogous to what TSMC built for the electron transistor era.
~50,000+ sq ft purpose-built quantum photonic fab. ISO 5–7 cleanrooms, DUV lithography, full deposition/etch ecosystem, advanced packaging lines, automated FOUP-based wafer handling, and integrated quantum test lab. Designed for lights-out 24/7 manufacturing.
200/300mm wafer class processing. Thousands of wafers per year. MES-integrated production with inline metrology, adaptive feedback control, and AI-driven fault detection. Full cryogenic and room-temperature device test stations.
50–80+ FTE across process engineering, equipment maintenance, quality assurance, packaging, test, and facility operations. Recruitment pipeline from Texas A&M, UT Austin, and national lab partnerships.
Volume production of QLT photonic processors for hyperscale AI data centers, defense platforms, and quantum-as-a-service infrastructure. Revenue at scale. IPO-ready manufacturing capability.
Five commercial channels
- QaaS — subscription cloud access to QLT processors
- On-premise hardware for defense/enterprise integration
- IP licensing to semiconductor and quantum OEMs
- Government R&D contracts (SBIR, STTR, CRADA)
- Photonic AI accelerator sales (12–24 month revenue)
Detailed projections are controlled
5-year revenue models, unit economics, capitalization tables, and the full $1.2B fab financial model are available through a structured investor diligence process.
Request Investor PackageThe last major platform shift in computing took 75 years. The next one starts now.
QLT is building the first room-temperature quantum photonic processor. The market isn't a niche — it's the entire semiconductor industry. We're looking for investors who understand what a photonic transistor replacement means for the world.