TechCapsules

Vexlum, a high‑power semiconductor laser developer spun out of Tampere University, opened a dedicated R&D laboratory in London and appointed Dr. Stefan Truppe, an Imperial College physicist, as Managing Director of Vexlum UK. The new facility will test, configure, and validate Vexlum’s VXL laser engines—compact, two‑liter, single‑frequency units that power quantum computing, ultracold matter research, and semiconductor metrology. The move embeds the company within the UK’s £2.5 billion National Quantum Strategy while maintaining core manufacturing in Finland. [...]

Ernst & Young (EY) announced the installation of an on‑site quantum computer in Canada, positioning it as a core innovation hub within the firm’s global enterprise technology strategy. The hardware, part of a $3 billion AI and next‑frontier computing investment, enables EY to process highly sensitive data for clients in finance, energy, government, and healthcare while maintaining strict data sovereignty and privacy controls. The deployment supports EY’s “Client Zero” methodology, allowing internal testing and refinement of quantum algorithms [...]

IQM Quantum Computers and Deutsche Bahn have demonstrated a hybrid quantum‑classical algorithm that schedules rolling stock using real‑world data on IQM’s Emerald superconducting processor. The study converted a two‑day, 190‑trip timetable across five German cities into a maximum‑weight independent set problem, generating roughly 98,500 feasible train cycles. Because the full graph exceeds current quantum hardware limits, the team employed a divide‑and‑conquer approach: a classical outer loop extracts small subgraphs (about 20 nodes), the Quantum Approximate Optimization Algorithm (QAOA, [...]

Two Hands Corporation, soon to be Quantum X Inc., has opened the base user interface of its EntangleX quantum circuit simulator to a select group of external partners for beta testing. The browser‑based, GPU‑accelerated platform lets technical teams, researchers and educators model, run and analyze quantum circuits on classical hardware, eliminating the need for physical quantum processors. EntangleX features a visual circuit builder, a library of algorithm templates, programmatic APIs, usage tracking and collaborative workspaces, and can be [...]

IBM and its partners have published research papers detailing three demonstrations on the Heron quantum chip that they claim satisfy the rigorous requirements for quantum advantage. These results, validated through IBM’s platform-agnostic Quantum Advantage Tracker, show that quantum systems can solve practical, real-world problems more accurately, cheaply, and efficiently than classical supercomputers. One key demonstration, developed by startup Algorithmiq, simulated disordered matter relevant to clean energy materials, addressing complexities that idealized classical models struggle to capture. IBM [...]

Mathematician Gil Kalai, affiliated with Hebrew University and Reichman University, articulates his persistent skepticism regarding the viability of scalable quantum computing. In an interview with Yuval Boger, Kalai outlines two primary theoretical barriers. First, he proposes that correlated noise in entangled qubits will inevitably defeat quantum error correction protocols, rendering fault tolerance unachievable. Second, he argues that complexity-based limits prevent Noisy Intermediate-Scale Quantum (NISQ) devices from demonstrating true quantum supremacy. Kalai suggests these conjectures are now testable [...]

The U.S. National Science Foundation awarded UC San Diego an $18 million, six-year grant to establish a Materials Research Science and Engineering Center focused on quantum materials. This funding is part of a broader $108 million national initiative supporting six universities, including Princeton, Harvard, Columbia, MIT, and Nebraska-Lincoln. The UC San Diego center, running from 2026 to 2032, shifts its mission from bio-materials to quantum hardware. Jointly led by the Jacobs School of Engineering and the School [...]

IBM and the University of Chicago demonstrated quantum advantage by executing 70 logical qubits in a 2,415‑gate circuit that outperformed leading classical simulators. The team used a novel encoded circuit design that preserves the hardness of random circuit sampling while enabling error detection, achieving logical error rates ten times lower than physical ones. The IBM quantum processor completed the task in about 15 minutes, providing statistically verified results that confirm the machine’s fidelity. All data and circuits [...]