Q2B25 Silicon Valley | Shmuel Bachinsky, CEO, Quantum Transistors

Q2B25 Silicon Valley | Shmuel Bachinsky, CEO, Quantum Transistors

by Shmuel Bachinsky

Applied Sciences & Engineering Computing & Cybersecurity UYComputer scienceUYXNatural computing
🎙 Shmuel Bachinsky 👥 6K 📅 January 7, 2026 ⏱ 21 min 👁 351 📄 expert opinion 🧭 2026-08-16
Available in: English (current) Français

Keywords

quantum transistorNV centerdiamond qubitintegrated photonicsscalability

Summary

Shmuel Bachinsky, CEO of Quantum Transistors, presents his company’s vision to build a single-chip quantum processor. He argues that current quantum computers are too expensive and not economically viable for widespread adoption. The company’s approach uses diamond-based qubits (NV centers) that operate from 4K to room temperature, with high fidelity (99.9988% at 4K). Connectivity is achieved through integrated silicon nitride photonics, enabling non-local entanglement between qubits. The chip architecture includes 16 qubits with all-to-all connectivity, and the roadmap includes scaling to 64 qubits and integrating control electronics by 2028. The company has built its own diamond fabrication facility and won the EIC award. Bachinsky draws an analogy to the Intel 8086, suggesting that a single-chip quantum processor will democratize quantum computing and expand the market.

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Critical Evaluation

Value of the Information & Strength of the Argument

The presentation provides valuable insights into a novel quantum computing approach, highlighting the potential of diamond qubits and photonic connectivity. The argumentation is coherent, emphasizing cost reduction and scalability as key drivers. However, the talk is largely promotional, and the technical claims, while backed by an arXiv paper, are not independently verified. The speaker acknowledges challenges but does not deeply discuss limitations or alternative approaches.

Scientific Rigor, Source Quality, Title Accuracy

The speaker cites an arXiv paper to support fidelity claims, and the description links to the Q2B conference website. The title accurately reflects the content. The presentation is an expert opinion rather than a peer-reviewed study, and the lack of independent sources reduces the overall scientific rigor. The speaker does not address potential criticisms or competing technologies.

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Title / Content Match

The title accurately reflects the content: a presentation by the CEO of Quantum Transistors at Q2B25 Silicon Valley.

Quality & Reliability

7/10

Claims are supported by an arXiv paper (35 pages) and specific fidelity numbers, but the presentation is largely promotional and lacks independent verification.

Key Moments

Markers derived by PSI from the transcript: the creator did not define chapters.

Cited Sources

Concurring Sources

  • arXiv paper (referenced in talk) — The speaker mentions a 35-page arXiv paper supporting fidelity claims, but no URL is provided in the description.

Contribution & Novelties

The presentation introduces a novel approach to quantum computing using diamond-based qubits with photonic connectivity, aiming for a single-chip processor. The key innovation is the combination of high-fidelity matter qubits with non-local photonic entanglement, potentially overcoming scalability challenges. The speaker provides specific performance metrics and a clear roadmap.

Pour aller plus loin :

  • NV center — Overview of nitrogen-vacancy centers in diamond, the basis of the qubits.
  • Quantum repeater — Concept relevant to room-temperature applications of the device.
  • Silicon photonics — Technology used for integrated photonic connectivity.

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Radar Profile

The radar profile shows high scores in technical level and information quantity, but lower in reliability due to the promotional nature and lack of independent verification. The overall balance suggests a technically informative but not fully rigorous presentation.

Reliability 6/10