Researchers linked Al electrode thickness & grain size to TLS defect density in 6,000 Josephson junctions, achieving a 2/3 reduction in TLS density via thicker electrodes—a key step toward scalable superconducting qubits.
#SuperconductingQubits #QuantumHardware #Research
Oxygen diffusion from PMMA resist during sputtering suppresses Tc in narrower Nb nanowires. BKT modeling confirms 2D superconductor behavior. Findings map a fabrication pathway for Nb-based hybrid quantum devices operating above 2K.
#NiobiumNanowires #QuantumHardware #Research
Rigetti (RGTI) will invest up to $100M in the UK — its first major non-US investment — targeting a 1,000+ qubit superconducting system within 3-4 years, aligned with the UK's £2B national quantum program and a TeraQuOp goal by 2035.
#QuantumComputing #QuantumHardware #News
Silent Waves' Zephyr integrates a microwave pump coupler directly into a TWPA, reducing dilution refrigerator footprint and thermal load. It bridges toward a planned TWPAI that eliminates magnetic isolators entirely via three-wave mixing.
#QuantumHardware #TWPA #News
Rigetti achieved 99.9% two-qubit gate fidelity at 28ns via a proprietary adiabatic CZ scheme, secured an $8.4M C-DAC order for a 108-qubit on-prem system, and closed 2025 with $589.8M cash despite $7.1M revenue and $50.5M non-GAAP net loss.
#SuperconductingQubits #QuantumHardware #News
Rigetti and QphoX show superconducting qubits can be read out via optical transducer, enabling a compact, modular alternative to microwave amplification—potentially boosting scalability in quantum computing systems.
#SuperconductingQubits #QuantumHardware #News
Zurich Instruments' control system enables flexible, rapid qubit bring-up on Rigetti's Novera QPU, supporting hands-on quantum R&D and workforce training at national labs and academic institutions.
#QuantumHardware #QubitControl #News
Rigetti's 9-qubit Novera QPU gets streamlined bring-up through Qblox controls and QuantrolOx software, lowering barriers to hands-on quantum access for education and workforce development.
#QuantumHardware #QPU #News
Dr. Chevallier brings 15+ years of quantum physics research from Université Paris-Sud XI, Leiden & Basel, plus Silicon Valley quantum computing industry experience, to lead Horizon Quantum's hardware testbed and software-hardware integration.
#QuantumHardware #QuantumComputing #News
AQT's 2026 world tour showcases the first commercial 19-inch rack-mounted trapped-ion quantum computer at 9 global events including EUROHPC Summit, APS Global Physics Summit, IEEE Quantum Week, and SC26.
#TrappedIonQuantum #QuantumHardware #News
AQT's IVY uses a patented evacuated optical cavity with PDH locking to passively suppress high-frequency phase noise, delivering narrow-linewidth, spectrally pure laser light for AMO experiments in a compact, rack-mountable form.
#QuantumHardware #LaserTechnology #News
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
QphoX & Bluefors replaced coaxial cables with optical fiber + cryogenic photodiode to control a transmon qubit in a Bluefors LD400, preserving coherence while slashing thermal load — a scalability breakthrough for large quantum processors.
#SuperconductingQubits #OpticalControl #QuantumHardware
Researchers at USTC integrated a single-atom parametric amplifier (SAPA) into a GaAs double quantum dot circuit, achieving >11 dB gain and >2x SNR improvement for qubit readout — eliminating external amplifier signal loss and interference.
#QuantumHardware #QubitReadout #News
When you see headlines about qubit counts, ask about error rates too.
Questions about physical vs logical qubits? Ask us.
#xeedq #quantumcomputing #qubits #quantumhardware #quantumengineering
Fermilab & Stanford's XCOM synchronises QICK boards to 100ps with <185ns deterministic latency, enabling modular multi-QPU quantum systems without costly hardware scaling. Supports superconducting & spin qubit testbeds.
#QuantumComputing #QuantumHardware #News
OQC integrated Purcell filters into multilayer PCB packaging—a first—using 10 GHz bandpass triangular coplanar patch antennas supporting 9-channel multiplexed readout on a 35-qubit chip, boosting coherence without increasing processor footprint.
#SuperconductingQubits #QuantumHardware #News
Quantum Design Oxford and FSU's MagLab are co-developing compact Bi-2212 HTS superconducting magnets reaching 20-30 T, using a high-pressure reaction technique to achieve current densities needed for lab-scale, commercially viable high-field systems.
#Superconductivity #QuantumHardware #News
Johns Hopkins APL's CLIQUE facility couples an electron linac to a dilution refrigerator, delivering 18.5 MeV electrons to replicate cosmic-ray muon impacts on transmon qubits with sub-10μs precision—reducing radiation-induced error rates by 10x.
#QuantumHardware #QubitDecoherence #News
Qolab, IQCC & Quantum Machines launch a grant program awarding processor time, stipends & conference access to advance superconducting qubit hardware. A cryogenic filter partnership with Singapore's NQFF and a university fab program also announced.
#SuperconductingQubits #QuantumHardware #News
Indonesia's BRIN-Q quantum physics center receives its first TeslatronPT Plus system — integrating superconducting magnets, automated data acquisition, and QCoDeS open-source platform support to accelerate quantum device R&D.
#QuantumHardware #QuantumResearch #News
MAHE established Quantum-Hub@MAHE in Bengaluru with a 25-qubit dilution refrigeration system, targeting 150+ qubits and 100 trained quantum engineers by Dec 2026. Partners include QuantrolOx, Bluefors, QBLOX & C-DAC.
#QuantumHardware #NationalQuantumMission #News
Delft Circuits, maker of the Cri/oFlex® cryogenic I/O platform for quantum computers, is recruiting a logistics employee in Delft to support scaling production of cryogenic quantum interconnects. Role covers inventory, goods receipt, and inter-site transport.
#QuantumHardware #CryogenicTech #News
Delft Circuits is hiring a Quality Owner to define and own QC pass/fail criteria for cryogenic RF cabling (Cri/oFlex®), interpret complex RF/cryogenic measurements, and build scalable quality systems for quantum computing hardware production.
#CryogenicTech #QuantumHardware #News
Duke/UCR researchers show placing noisier qubits in code bulk and cleaner qubits at boundaries lifts error-correction thresholds from ~0.2 to >0.4, revealing a counterintuitive bias-inversion effect via tensor network decoding.
#QuantumErrorCorrection #QuantumHardware #News
The Frontiers in Quantum Electronics workshop was part of our anniversary programme and celebrated the launch of the Quantum Tower - our new facility for quantum-hardware research
#nanogune #QuantumHardware #QuantumElectronics
The Quantum Dragon isn't the newsletter you need right now, but it's the newsletter you deserve.
bsiegelwax.substack.com/p/the-alpha-...
#QuantumComputing #QuantumHardware #CatQubits #QuantumInnovation
It's fairly common for startups to hire new CEOs as they grow. The Quantum Dragon doesn't cover "common," though, so what's so special about this hire?
bsiegelwax.substack.com/p/a-real-wor...
#QuantumComputing #DelftCircuits #TechCEO #GlobalExpansion #QuantumHardware @insidequantumtech.bsky.social
The stage is set. Q-CTRL, Qruise, and QuantrolOx face off in The Great "Bring-Up" Debate... and it's coming to you right now.
bsiegelwax.substack.com/p/the-great-...
#quantumcomputing #QPUcalibration #quantumhardware #controlsystems @insidequantumtech.bsky.social @qruise.bsky.social
IonQ and IBM have advanced to Stage B of the Defense Advanced Research Projects Agency’s (DARPA) Quantum Benchmarking Initiative (QBI).
#IONQ #IBM #IONQ #IBMStock #QuantumComputing #DARPA #QuantumBenchmarking #Technology #Innovation #AI #Research #QuantumHardware #DefenseTech
$IONQ $IBM
