Europe's €50M SPINS project, led by imec with 25 partners, pursues scalable spin qubits across Si/SiGe, Ge/GeSi & SOI platforms. Launched April 2026, it aims to industrialize quantum chip production targeting hundreds of millions of stable qubits.
#SpinQubits #EuropeanQuantum #QuantumHardware
Drive-activated capacitive coupling via an AC-driven quantum dot mediator enables rapid single-pulse universal entangling gates for resonant exchange spin qubits, avoiding leakage-prone pulse sequences and enabling modular spin-based quantum computing.
#SpinQubits #QuantumDots #Research
HRL Labs achieves 99.86% avg Clifford gate fidelity with an AEON spin qubit in a Si/SiGe triangular quantum dot array, using simultaneous exchange pulses and blind randomized benchmarking — reducing circuit depth and leakage vs. sequential-pulse methods.
#SpinQubits #QuantumControl #News
QuTech researchers scaled silicon spin qubit circuits up to 6 qubits, publishing in PRX Quantum. Idling and dephasing were identified as key bottlenecks limiting fidelity as circuit size grows, offering critical scaling insights.
#SiliconQubits #SpinQubits #News
Quantum Motion used radiofrequency electron cascade to achieve 8µs dispersive readout of silicon spin qubits—100x faster than prior results—with 35dB amplification on standard 300mm CMOS, demonstrating a two-qubit gate. Published in Nature Electronics.
#SpinQubits #QuantumHardware #News
Spin Qubit 7 convenes at TU Delft (Jul 13–17, 2026), chaired by QuTech's Rimbach-Russ & Bosco. 45 speakers cover Si, GaAs, SiGe & Ge implementations plus cryogenic control electronics. Early-bird registration open until Apr 10.
#SpinQubits #QuantumComputing #News
Spin Qubit 7 findet an der TU Delft statt (13.–17. Juli 2026), geleitet von Rimbach-Russ & Bosco von QuTech. 45 Redner behandeln Si-, GaAs-, SiGe- und Ge-Implementierungen sowie kryogene Steuerelektronik. Frühbucherregistrierung bis zum 10. April geöffnet.
#SpinQubits #QuantenComputing #Neuigkeiten
Quantum Motion published in Nature Electronics the fastest dispersive readout of a spin qubit in a SiMOS device, marking a key milestone in high-performance silicon-based qubit measurement.
#SpinQubits #SiliconQuantum #News
A conditional diffusion model reconstructs quantum dot charge stability diagrams from just 4% of measured data, outperforming classical interpolation—especially for line-cut scans—enabling up to 5× faster spin qubit device characterization.
#SpinQubits #QuantumML #Research
Exact NMR/EPR wave functions derived for rotating wave fields enable entangled spin-state transitions for quantum computing and resolve inconsistencies in ¹³³Cs hyperfine data by enabling high-precision measurement of all 7 of its nuclear moments.
#NMR #SpinQubits #Research
New method using Hamiltonian inverse engineering enables one-step fSim & B gates in silicon double quantum dots. Achieves 99.95% fidelity at 50ns gate time with geometric-dynamic hybrid scheme for enhanced robustness against Rabi & detuning errors.
#SpinQubits #QuantumGates #Research
Using embedded multiconfigurational quantum theory, the decade-long mystery of the ST1 diamond color center is resolved—identified as VCOCVC²⁺, matching its spin-singlet ground state, 2.2–2.3 eV zero-phonon line, and zero-field splitting parameters.
#SpinQubits #DiamondColorCenters #Research
Novel multilayer superconducting resonators achieve Purcell factor >10¹⁵ and 5× stronger spin-resonator coupling, enabling ~41× faster single-spin photon counting and microwave-only dispersive spin readout without single-photon detectors.
#QuantumSensing #SpinQubits #Superconducting
UV laser pulses create V2 spin centers in commercial 4H-SiC nanopillars with 11× higher yield, preserving near-lifetime-limited optical linewidths and achieving 3.6 ms spin coherence via dynamical decoupling—enabling scalable quantum network nodes.
#SiliconCarbide #QuantumNetworks #SpinQubits
Diraq argues silicon spin qubits—CMOS-manufactured, scalable to millions of qubits per chip, integrable with classical electronics—are best positioned for utility scale, as DARPA's QBI targets 2033 and Q1 2025 global quantum investment exceeded $1.25B.
#SpinQubits #QuantumHardware #News
Diraq marks 100 years since Heisenberg's 1925 Umdeutung paper, drawing parallels between his observation-driven methodology and Diraq's spin qubit in silicon approach — measurement-guided, semiconductor-compatible, and targeting utility-scale quantum computing.
#SpinQubits #QuantumComputing #News
Diraq & Fermilab are developing a quantum sensor integrating silicon spin qubits with low-noise charged-particle detection. Using quantum error correction, it aims to detect axions—hypothetical dark matter particles—beyond standard model physics.
#SpinQubits #QuantumSensing #News
LiU researchers created spin qubits in chromium-doped perovskite crystals via a 480°C 'cooking' method — cheaper & scalable vs. diamond or superconducting approaches. Qubit signals converted to optical for quantum comms. Published in Nature Communications.
#QuantumComputing #Perovskite #SpinQubits
Electron nanowires acting as phonon buses enable >30 MHz spin-spin coupling between distant GaAs quantum dots, bypassing microwave resonator limitations and offering a scalable path for long-range two-qubit gates in semiconductor architectures.
#QuantumComputing #SpinQubits #Research
Novel CZ gate protocol for Ge hole spin qubits leverages anisotropic exchange interaction and composite baseband pulses to suppress charge noise dephasing, predicting high-fidelity operations for fault-tolerant semiconductor quantum processors.
#QuantumComputing #SpinQubits #Research
Proposes a single-shot gate-reflectometry protocol to discriminate all four computational spin states of a two-electron silicon DQD using quantum capacitance contrast, with phonon relaxation and amplifier noise quantified to optimize readout fidelity.
#SpinQubits #QuantumComputing #Research
First ⁷⁶Ge/²⁸Si quantum well heterostructures grown by solid-source MBE achieve record 0.3 nm interface width, sub-10¹⁹ cm⁻³ nuclear-spin impurities, and 6.1×10⁴ cm²/Vs electron mobility at 15 mK — advancing scalable, low-noise spin qubit platforms.
#QuantumComputing #SpinQubits #Research
Via #OPG_Optica: Waveguide excitation and spin pumping of chirally coupled quantum dots opg.optica.org/optica/fullt... #SpinQubits
Breakthrough: Spin qubits integrated with a microwave resonator in silicon carbide could revolutionize quantum computing! What future impacts do you foresee? #QuantumComputing #SpinQubits #Innovation LINK
Neues Open-Source-Tool von HRL Laboratories beschleunigt Quantencomputer-Entwicklung mit Spin-Qubits. Das Tool soll die Forschung und Entwicklung im Bereich der Quantentechnologie voranbringen. #Quantencomputer #OpenSource #Quantentechnologie #SpinQubits #... Link
💡Types of Qubits – Part 2:
🔹 Photonic – fast & ideal for communication
🔹 Spin – tiny yet powerful in semiconductors
🔹 Neutral Atoms – scalable w/ optical tweezers
@imphys-tudelft.bsky.social
Each qubit type brings its own quantum magic.
#QuantumComputing #Qubits #SpinQubits #Photonics #NeutralAtoms
💡Types of Qubits – Part 2:
🔹 Photonic, fast & ideal for communication
🔹 Spin, tiny yet powerful in semiconductors
🔹 Neutral Atoms, scalable + optical tweezers
@xanaduai.bsky.social @psiquantum.bsky.social
Each qubit type brings its quantum magic.
#QuantumComputing #Qubits #SpinQubits #Photonics
Incredibly proud to have contributed #scientific #visualization s to this paper by Sieu Ha et al. at HRL Laboratories (#arxiv 2502.08861 #quantumphysics). An incredibly talented group of researchers that I'm lucky to work with #spinqubits #quantum #physics #datavisualization #scientificillustration
Wow, already up to 200+ sign-ups and still a week to go before the first lecture! #spinqubits
Please spread the word :D
