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Who’s News: Strategic Appointments at Quantum Motion, SQC, Lawrence Semiconductor, and Pasqalquantum-computing

Who’s News: Strategic Appointments at Quantum Motion, SQC, Lawrence Semiconductor, and Pasqal

Who’s News: Strategic Appointments at Quantum Motion, SQC, Lawrence Semiconductor, and Pasqal Quantum Motion has promoted Dr. Anna Stockklauser from Vice President of Product to Chief Product Officer (CPO). In her expanded role, Stockklauser will oversee global product strategy, hardware development, and roadmap delivery as the company scales its silicon spin-qubit technology into field deployments. Since joining Quantum Motion in 2023, she led the technology roadmap for deploying the world’s first commercial silicon spin-qubit system at the National Quantum Computing Centre (NQCC) and managed key milestones in DARPA’s Quantum Benchmarking Initiative (QBI). The full announcement is available here. Silicon Quantum Computing (SQC) has appointed semiconductor industry veteran John Hollister as Chief Financial Officer (CFO). Hollister brings more than two decades of global financial leadership experience, having previously served as CFO at GlobalFoundries and spending 11 years as CFO at Silicon Labs. Based in the United States, Hollister will oversee SQC’s global financial strategy and operational infrastructure as the company advances its atomic-precision manufacturing roadmap and expands its commercial presence in Australia and internationally. The news release can be found here. Lawrence Semiconductor has appointed Don Garrison as General Manager and Chief Operating Officer (COO). Garrison brings over 25 years of semiconductor manufacturing experience, having most recently served as Vice President of Global Operations for the Semiconductor Business Unit at Littelfuse. In his new role, Garrison will oversee manufacturing, engineering, quality, and delivery across Lawrence’s Class 100 cleanroom facilities in Tempe, Arizona, as the company expands foundry capacity for its engineered silicon, germanium, and silicon-28 epitaxial materials used in quantum computing, photonics, and defense applications. The press release is accessible here. Pasqal has expanded its executive

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University of Pennsylvania Demonstrates Single-Gate Parallel Entanglement on Room-Temperature Diamond Quantum Register - Quantum Computing Reportquantum-computing

University of Pennsylvania Demonstrates Single-Gate Parallel Entanglement on Room-Temperature Diamond Quantum Register - Quantum Computing Report

University of Pennsylvania Demonstrates Single-Gate Parallel Entanglement on Room-Temperature Diamond Quantum Register Entangling-gate fidelities. Quantum researchers at the University of Pennsylvania have demonstrated single-gate, parallelized multipartite entanglement on a solid-state quantum register operating under ambient room-temperature conditions. Detailed in a study published in Nature Nanotechnology, the team generated a four-qubit Greenberger–Horne–Zeilinger (GHZ) state—entangling the central electron spin of a nitrogen-vacancy (NV) center in diamond with three surrounding 13C nuclear spin memory qubits—in 14.8 microseconds using a single dynamical decoupling (DD) control sequence. Traditional solid-state central spin registers rely on sequential, pairwise two-qubit gates to entangle the central electron with individual nuclear memory qubits. This sequential approach incurs significant gate latency and introduces unwanted phase crosstalk on non-targeted nuclear spins. The UPenn framework harnesses this inherent crosstalk, tuning the unit-pulse timing (t) and repeat count (N) of an XY8 dynamical decoupling sequence to execute conditional rotations across multiple weakly coupled nuclear qubits simultaneously. The resulting 14.8 μs gate duration represents a 10-fold speedup over sequential gate protocols and operates near the physical interaction limit dictated by the perpendicular hyperfine coupling frequencies (A⊥ ≈ 60 kHz). [ Room-Temperature Solid-State Entanglement Gate Comparison ]Entanglement Metric / ParameterSequential Pairwise Gate ProtocolSingle-Gate Parallel DD Protocol• 4-Qubit Gate Duration• ~145 μs (Long pulse sequences)• 14.8 μs (~10× execution speedup)• 4-Qubit Gate Fidelity• 0.69(3)• 0.92(4)• 3-Qubit Gate Fidelity• 0.77(3)• 0.88(3)• Crosstalk Mitigation• Accumulates phase errors across spins• Converts crosstalk into parallel conditional gates The multipartite entangled states were experimentally verified using Multiple Quantum Coherence (MQ

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Fortaegis Technologies Raises $50 Million Series A to Deploy Hardware-Rooted Quantum-Safe Secure Compute Architecturequantum-computing

Fortaegis Technologies Raises $50 Million Series A to Deploy Hardware-Rooted Quantum-Safe Secure Compute Architecture

Fortaegis Technologies Raises $50 Million Series A to Deploy Hardware-Rooted Quantum-Safe Secure Compute Architecture Amsterdam-based hardware security startup Fortaegis Technologies has closed an oversubscribed $50 million Series A funding round to accelerate commercial production and global deployment of its full-stack Secure Compute architecture. Led by returning investor Serendipity Capital, the syndicate includes strategic semiconductor, industrial, and defense backers TEL Venture Capital (the CVC arm of Tokyo Electron), ASML, TNO, Prodrive Technologies, NP-Hard Ventures, NovaCapital, Access Ventures, and Coalition Capital. The company’s executive leadership and board include Ilyas Khan (Founder of Quantinuum) as Chairman, Boudewijn Wijnands as Founder and CEO, and Chris Miller (author of Chip War) as a U.S. Board Member. Fortaegis’s technology addresses hardware security threats posed by high-throughput AI workloads and post-quantum decryption risks. The Fortaegis Silicon Platform provides a full-stack architecture spanning hardware, firmware, cryptography, and software that roots security directly in physical silicon properties. [ Fortaegis Series A Financing & Architecture Overview ]Financing & LeadershipHardware & Cryptographic ArchitectureDeployment & Product Roadmap• $50 Million Series A• Lead: Serendipity Capital• Strategic: ASML, TEL VC, TNO, Prodrive• Chairman: Ilyas Khan (Quantinuum)• Physical silicon-rooted trust & identity• Dynamic, quantum-safe key generation• Machine-to-machine connections >200× faster• Zero permanent on-chip key storage• Form Factors: Server rack, edge, embedded• Commercial FPGA scaling across US, EU, SG, JP• Dedicated custom ASIC roadmap development• Targets: AI data centers, defense, telecom By extracting cryptographic entropy from microscopic physical manufacturing variations in silicon, the architecture generates dynamic, quantum-resistant encryption keys on demand without storing keys permanently on-ch

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Semiconductor leader John Hollister joins Silicon Quantum Computing as CFOquantum-computing

Semiconductor leader John Hollister joins Silicon Quantum Computing as CFO

Silicon Quantum Computing has appointed John Hollister as Chief Financial Officer, beginning August 17, 2026. He brings over 25 years of financial leadership in the semiconductor industry to the quantum computing firm. Hollister previously served as CFO at GlobalFoundries, one of the world’s largest semiconductor foundries, and spent 11 years as CFO at Silicon Labs, preparing him to lead SQC’s financial strategy as it scales its manufacturing technology. “John brings a track record of financial rigor and expertise that is critical to advancing our commercial roadmap,” said SQC Founder and CEO Michelle Simmons. Hollister’s arrival, following the appointment of a Chief Legal Officer, strengthens SQC’s executive team as it participates in DARPA’s Quantum Benchmarking Initiative and deploys quantum-enhanced chips to customers. Hollister’s Semiconductor Leadership Supports SQC’s Commercial Roadmap John Hollister transitioned into his role as Silicon Quantum Computing’s Chief Financial Officer on August 17, 2026, with the announcement made on September 16, 2026. This experience positions Hollister to effectively manage SQC’s financial trajectory as it scales operations and pursues commercialization, particularly as SQC builds its atomic-precision manufacturing capability and participates in initiatives like DARPA’s Quantum Benchmarking Initiative. Hollister outlined his focus for the position, stating, “I look forward to building the financial infrastructure to support SQC’s next phase of growth, both in Australia and globally.” He emphasized the commercial potential of quantum computing and SQC’s unique manufacturing advantage, suggesting a strategy centered on expanding the company’s reach and impact. His appointment, alongside that of Chief Legal Officer Karna Nisewaner in June 2026, strengthens SQC’s executive team with decades of combined experience in the complex operational landscape of chip design and manufacturing, positioning the company for continued advancemen

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Researchers Cut Overhead in Quantum Error Assessmentquantum-computing

Researchers Cut Overhead in Quantum Error Assessment

A new method accounts for circuit-dependent noise during quantum gate operations, developed by Júlia Barberà-Rodríguez London and Arthur Strauss Quantum AI. Direct fidelity estimation maintains operational convia local Pauli preparation and measurement checks around each target operation. Currently, each tested input-output Pauli pairing requires individual setup, generating considerable overhead with non-Clifford gates. The team introduces joint fiducial grouping, dividing Pauli pairings according to shared input/output behaviour, enabling the simultaneous calculation of several Pauli transfer coefficients. Joint fiducial grouping lowers overheads for quantum channel verification An analytical framework, initially presented in Ref, is extended to reduce experimental overhead necessary for direct channel fidelity estimation. Joint fiducial grouping for DFE partitions the support of the target Pauli transfer matrix into groups where input and output Paulis simultaneously commute qubit-wise (QWC). Each commuting group can be estimated with one preparationmeasurement basis pair, substantially reducing the experimental overhead of DFE. This adapts measurementgrouping techniques developed for observable estimation within variational algorithms to channel certification. It provides an alternative perspective on the known connection between the cost of direct fidelity estimation and entropic measures of nonstabilizerness of the target system. Joint grouping offers two complementary advantages: it reduces distinct preparationmeasurement configurations required to characterise a process and also lowers total channel evaluations needed for given accuracy when the target Pauli transfer matrix has uneven weight within compatible groups. Numerical simulations using continuously parameterised fSim(θ, φ) gate family validated these analytical predictions evaluating practical performance of proposed strategy.

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Tel Aviv University Measures Entanglement-Breaking Indexquantum-computing

Tel Aviv University Measures Entanglement-Breaking Index

Determining the entanglement-breaking index of a quantum channel, essentially quantifying how quickly it destroys all quantum correlations, has remained unsolved until now. For the first time, work at Tel Aviv University both measures and controls this key integer using a certified thermal collision feedback loop on programmable hardware. Measurement and control of an entanglement-breaking index in a quantum channel are achieved through use of programmable hardware. This represents a sharp advance as it establishes a new technique for understanding how information deteriorates during transmission through these channels; this is vital for developing dependable future quantum technologies. The team precisely manipulated bath polarisation, the state of thermal energy surrounding qubits, to achieve these results, opening possibilities to refine existing quantum communication methods and improve data accuracy. Work at Tel Aviv University achieves measurement and control of an entanglement-breaking index in a quantum channel using programmable hardware; this integer defines how many repetitions of a process will destroy all linked states between particles, imagine repeatedly copying a coded message until it becomes unreadable. The breakthrough establishes a new method for understanding information loss during transmission, key for building reliable future quantum technologies. The team employed a technique called thermal collision feedback loop to precisely manage noise by introducing controlled disturbances, similar to carefully cancelling out unwanted hum from an audio signal. They demonstrated precise manipulation of bath polarisation, the state of thermal energy surrounding qubits, and developed certified measurements with margins ranging from 0.025 to 0.109. Certified signal enhancement via coherent Bloch vector tilting defines low-noise boundaries Signal strength from static measurements increased threefold and achieved a verified measurement of 8.

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Can quantum computers model turbulence beyond current limits?quantum-computing

Can quantum computers model turbulence beyond current limits?

Despite advances in high-performance computing, accurately simulating highly turbulent flows, critical for applications like aircraft design, remains computationally infeasible, often forcing engineers to rely on less precise models. Researchers are now exploring quantum computing as a potential solution, using block-encoding techniques to overcome limitations initially restricting quantum operations to unitary transformations. This approach reformulates nonlinear equations into linear representations suitable for quantum linear solvers, potentially offering an exponential speedup; however, significant algorithmic challenges must be addressed to realize a true quantum advantage in computational fluid dynamics. The work analyzes recent quantum linear solver approaches and develops a new quantum algorithm designed to overcome these hurdles. Turbulence Simulation Limits of Classical Methods Direct Numerical Simulation, a method for solving three-dimensional Navier-Stokes equations, frequently proves computationally infeasible when applied to highly turbulent flows critical for aircraft design and other industrial applications. Despite advancements in high-performance computing, simulating turbulence across vast lengths with the necessary fine resolution remains a significant challenge; practitioners often rely on less accurate models like Reynolds-averaged Navier-Stokes or large eddy simulations as a consequence. The inability to achieve large-scale DNS solutions stems from the sheer number of spatial discretization points needed to capture all scales of complexity within the flow. A classical simulation requires storing local lattice state vectors at each site, resulting in a memory requirement that scales with the number of lattice sites and discretization points. The total number of data qubits required by a new quantum algorithm, however, scales differently, offering a potential pathway beyond these limitations. The algorithm’s memory footprint, determined by equat

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Large Hadron Collider search rules out quantum black holes with certain propertiesquantum-computing

Large Hadron Collider search rules out quantum black holes with certain properties

Physicists at UC Santa Barbara have extended the search for microscopic black holes created within the Large Hadron Collider, demonstrating a novel method for detecting new particles beyond simply finding the target itself. While evidence of these fleeting objects remains elusive, researchers emphasize that even a negative result yields valuable scientific knowledge. “It’s not a dead-end,” said Danyi Zhang, a graduate student researcher at the Incandela Lab. This work addresses a long-standing discrepancy between the observed energy scale of the universe and the fundamental Planck scale, guiding future theoretical development and experimental searches at CERN. LHC Extends Search for Quantum Black Holes The Compact Muon Solenoid (CMS) experiment at the Large Hadron Collider has broadened the scope of searches for microscopic black holes, establishing a new methodology applicable to identifying any novel particle, not solely black holes. This expanded search, detailed in Progress in High Energy Physics, has ruled out the existence of quantum black holes with specific characteristics, signifying valuable scientific knowledge even in the absence of detection. The team’s work establishes concrete limits on theoretical possibilities, shifting the focus of future investigations. This investigation stems from a decades-old hypothesis suggesting that, given sufficient energy and the potential existence of extra spatial dimensions, a concept integral to string theory, the LHC could momentarily generate quantum black holes during proton-proton collisions. Though these black holes would decay almost instantly, physicists theorized their decay patterns could be detectable, prompting initial searches by the ATLAS and CMS collaborations. With significantly larger datasets now available, researchers aimed to extend these searches to higher energy ranges, increasing the probability of detection should these fleeting objects exist. “If you want to describe things that are small, you

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New Quantum Spintronics Center Launches with German-Korean Tiesquantum-computing

New Quantum Spintronics Center Launches with German-Korean Ties

© MPI of Microstructure Physics, Petr Zhukov · psi.ch Beginning September 13 to 16, researchers from the Max Planck Society, POSTECH, Seoul National University, QNS-IBS, and the Paul Scherrer Institute PSI initiated the Max Planck-Korea-PSI Center for Quantum Emergent Spintronics, known as KOMQUEST, with a kick-off meeting at Schloss Ringberg in Bavaria. The international collaboration will focus on quantum emergent spintronics, aiming to advance spin-based technologies through atomically engineered materials. “KOMQUEST represents a truly exceptional partnership,” said Prof. Stuart Parkin of the MPI-MSP, Chairperson of the KOMQUEST Management Board, as the center integrates complementary capabilities in materials growth, advanced measurement, and quantum nanoscience to explore new frontiers in condensed matter physics. International Partnership Establishes KOMQUEST for Quantum Spintronics KOMQUEST officially commenced operations on September 13 to 16, 2026, with its inaugural kick-off meeting held at Schloss Ringberg in Bavaria, signaling a concrete start to this international collaboration focused on quantum emergent spintronics. This partnership utilizes distinct strengths, with POSTECH and PSI providing access to advanced synchrotron and free-electron laser facilities important for X-ray spectroscopy and imaging. The IBS Center for Quantum Nanoscience at Ewha Womans University contributes quantum nanoscience expertise, including electron spin resonance scanning tunneling microscopy, enabling atomic-scale observation of quantum states. Complementing these capabilities, advanced measurements under extreme conditions are conducted at Seoul National University and the Max Planck Institute of Microstructure Physics, creating a comprehensive experimental portfolio. “By uniting world-class materials synthesis, unparalleled X-ray facilities, and pioneering quantum nanoscience expertise, we have created a center whose collective reach far exceeds what any single instituti

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EigenQ plans quantum expansion with new $45M fundingquantum-computing

EigenQ plans quantum expansion with new $45M funding

EigenQ has secured approximately $45 million in committed financing, with $22.5 million funded immediately, to accelerate the commercialization of its post-quantum cryptography solutions. The funding, structured as a convertible note, arrives as the company prepares to list on Nasdaq via a merger with Silicon Valley Acquisition Corp. According to EigenQ Chief Executive Officer Dr. José R. Rosas-Bustos, “Today’s announcement is a major milestone for EigenQ; it represents an important endorsement of what we have already built and our ability to bring together exceptional partners and institutions to participate in our story.” EigenQ intends to use the funds to expand delivery capacity and advance research across quantum security, communications, and sensing. $45 Million Financing Fuels EigenQ’s Quantum Commercialization Efforts EigenQ secured $22.5 million in immediate funding as part of a roughly $45 million convertible note, a financial instrument signaling investor confidence in the company’s trajectory toward commercial deployment of post-quantum cryptography solutions. This initial funding allows EigenQ to rapidly expand delivery capacity through existing OEM and channel partnerships, a strategy highlighted by collaborations with companies like HPE, AMD, WNC, and TD SYNNEX, the company says. Beyond expanding reach, the funds will also fuel continued research and development across quantum security, communications, networking, and sensing technologies. (Nasdaq: SVAQ). This approach allows for potential adjustments in valuation based on EigenQ’s progress, aligning investor interests with the company’s success in a rapidly evolving quantum field. The company is initially targeting government, defense, and critical infrastructure markets, where stringent regulatory requirements and security mandates are driving immediate demand for quantum-safe technologies. These efforts are bolstered by EigenQ’s portfolio of intellectual property and its commitment to aligning with

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