#Quantumnetwork

[govindhtech]

Space-Based Quantum Key Distribution Network by IonQ

Strategic acquisitions power IonQ's aspirations for the first space-based quantum key distribution network.

Quantum Key Distribution Network

Today, quantum computing and networking leader IonQ will launch the first global space-to-space and space-to-ground satellite quantum key distribution (QKD) network. IonQ wants to be the first company with a quantum computer and network in space.

IonQ bought Capella Space Corporation to accelerate this unique network. Capella Space, a prominent signals platform supplier, supports commercial and top-secret government applications. The acquisition should close in the second half of 2025 after regulatory clearances and other closing conditions. IonQ's quantum-space initiatives will be managed by Capella CEO Frank Backes when the purchase closes.

Qubitekk, a quantum networking pioneer, and ID Quantique, SA, a leader in quantum-safe networking and sensing technologies, were bought by IonQ. This strategy builds on both acquisitions. It follows a previously revealed MOU with Intellian Technologies, Inc., an international ground gateway and satellite communication antenna supplier. IonQ believes acquiring Capella will enhance and accelerate its quantum networking leadership. IonQ's quantum computing partnerships with US top-secret agencies are expected to grow.

IonQ CEO Niccolo de Masi stated, “We have a unique opportunity to accelerate our vision for the quantum internet, where global Quantum Key Distribution will play a foundational role in enabling secure communications.” Due to its acquisitions of Lightsynq and Capella and future partnership with Intellian, IonQ is “well positioned to lead the next-generation quantum internet,” he said.

Quantum Key Distribution (QKD) employs quantum mechanics to make encryption keys uninterceptable and detected immediately. QKD deployment was previously limited to shorter distances. IonQ intends to construct global quantum-secure networks using Capella's top-secret communications and Lightsynq's long-distance quantum repeaters.

Capella CEO Frank Backes believes space is IonQ's next frontier in quantum computing, quantum networking, and ultra-secure settings. Space-based activities might be transformed by ultra-secure communications for data transmission with unprecedented security using quantum technology. Backes said IonQ's quantum capabilities with Capella's superior platform and constellation will boost analytics, sensors, and security for commercial and international defence and intelligence operations.

The acquisition should improve IonQ's quantum networking technology, which is needed to build the quantum internet and space economic infrastructure. It also capitalises on IonQ's recent intelligence and military successes. This strategy led to a quantum networking contract with ARLIS and an agreement with AFRL to deploy a system in Rome, New York. IonQ also signed a £17.6 million ($22 million) deal with EPB, a major Chattanooga energy and communications provider, to create the nation's first quantum computing and networking hub.

Subject to regulatory approval, Capella Space will become a fully owned subsidiary of IonQ after the transaction. Capella's advanced sensing and other resources should help create “sovereign-grade intelligence capabilities”. An AI-augmented ISR stack with orbital sensors, quantum computing, and secure networks will assist the U.S. and its allies.

IonQ, a networking and quantum computing pioneer, provides high-performance solutions for complex commercial and research applications. Current quantum computer models IonQ Forte and IonQ Forte Enterprise have 36 algorithmic qubits. Forbes' 2025 Most Successful Mid-Cap Companies list, Newsweek's 2025 Excellence Index 1000, and Built In's 2025 100 Best Midsize Places to Work in Seattle and Washington, DC have recognised IonQ's technology and growth. IonQ offers quantum computing through top cloud providers.

The announcement also included acquisition advisors. Paul, Weiss, Rifkind, Wharton & Garrison LLP represents IonQ. Citi is Capella Space's only financial advisor and Freshfields LLP its legal advisor.

The news release advised against forward-looking statements due to risks and uncertainties that might significantly alter future events. These include closing conditions, regulatory approvals, Capella integration and benefits, technical issues, competitive landscape alterations, and IonQ's ability to generate value and secure new contracts.

[gis56]

Quantum Optical Circuits Market to Soar 🚀 $5.8B by 2034! 🔬 #QuantumTech #Innovation

Integrated Quantum Optical Circuits is revolutionizing data processing and secure communications through quantum mechanics. This market is characterized by advancements in quantum computing, telecommunications, and ultra-sensitive sensors, leveraging components like waveguides, modulators, and detectors. These innovations are driving next-generation high-performance and secure data solutions across industries.

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Rapid growth in quantum computing and telecommunications is fueling market expansion. The quantum computing sector leads, backed by increasing R&D investments. Telecommunications follows, benefiting from the rising demand for high-speed data transmission. North America dominates, driven by strong technological infrastructure and substantial funding in quantum technologies. Europe ranks second, supported by collaborative initiatives and government-backed projects. The United States and Germany are the top-performing countries, leveraging innovative ecosystems and academic excellence. Meanwhile, the Asia-Pacific region, led by China and Japan, is witnessing rapid growth through strategic partnerships and increasing investments. This expansion is further bolstered by government support and a growing talent pool, ensuring continued breakthroughs in quantum technology.

Key market segments include active, passive, and hybrid components, catering to applications such as telecommunications, data centers, quantum computing, and biomedical research. The market also encompasses technologies like silicon photonics and lithium niobate, which are critical for fabricating advanced quantum optical circuits.

In 2024, the market achieved robust growth, reaching a volume of approximately 650 million units. The telecommunications sector leads with a 45% market share, driven by high-speed data demands. The healthcare sector holds 30%, leveraging quantum optics for advanced imaging, while the defense and aerospace sector captures 25%, utilizing quantum circuits for secure communications. This segmentation underscores the increasing reliance on quantum technologies across industries.

#quantumcomputing #integratedphotonics #quantumtech #securecommunication #telecominnovation #highspeeddata #quantumnetworks #siliconphotonics #quantumsensors #nextgentech #dataencryption #opticalcircuits #waveguidetechnology #quantumsecurity #photonics #telecomrevolution #futurecomputing #quantumengineering #advancedmaterials #techbreakthroughs #quantumconnectivity #semiconductorinnovation #aerospacetech #defenseinnovation #datacentersolutions #quantumsimulation #photonicscience #aiandquantum #quantumindustry #cuttingedgetechnology #nextgencomputing #govtech #highperformancecomputing #quantumcryptography #futuretech

[fortunatelycoldengineer]

Network Automation . . . . for more information https://bit.ly/3WW72YP check the above link

[elhijoejuanamorales]

The world's first integrated quantum communication network | phys.org #communication #quantumnetwork #china #security

The world’s first integrated quantum communication network | phys.org #communication #quantumnetwork #china #security

“University of Science and Technology of China  – 6Jan 2021 Chinese scientists have established the world’s first integrated quantum communication network, combining over 700 optical fibers on the ground with two ground-to-satellite links to achieve quantum key distribution over a total distance of 4,600 kilometers for users across the country. The team, led by Jianwei Pan, Yuao Chen, Chengzhi…

[phdpositionsdk]

PhD fellow in Theoretical Quantum Optics

PhD fellow in Theoretical Quantum Optics

PhD fellow in Theoretical QuantumOptics,  

Center for Hybrid QuantumNetworks (Hy-Q) 

Niels Bohr Institute

University of Copenhagen

  The Niels Bohr Institute,Faculty of Science at University of Copenhagen is offering a PhD scholarship in theoretical quantum optics commencing 01.09.2019 or as soon as possible thereafter.  

  Description of the scientific environment 

The theoretical quantum optics…

[govindhtech]

RoQNET: 11-Mile Fiber-Optic Quantum Leap For Network

Rochester Quantum Network

Researchers at the University of Rochester and RIT have constructed an experimental quantum communications network spanning both campuses, advancing secure, scalable quantum data transfer. The Rochester Quantum Network (RoQNET) sends data over 11 miles of fiber-optic cable using photons' unique properties.

The ambient-temperature network employs optical wavelengths. The esteemed journal Optica Quantum detailed this remarkable development.

Although it is difficult to clone or intercept communications without detection, quantum communication networks may improve data security. Quantum communication employs qubits, unlike conventional communication methods, which are prone to breaches.

Qubits can be made from atoms, superconductors, or diamond defects. Photons, individual light particles, are the best qubit for long-distance communication. Photons are attractive because they can pass across worldwide fiber-optic infrastructure. Photons may communicate with many qubits due to their wide wavelength range and light speed.

Even though future quantum networks may use qubits like quantum dots or trapped ions for processing or sensing, photons are still the most compatible with present communications lines. The current study is on enabling communication across various qubit types in a single network.

Photon transmission technology advances

Researchers at both campuses used photonics, quantum information theory, and optics to produce cutting-edge technologies using photonic-integrated circuits. These circuits improve quantum communications network efficiency.

The arrangement centres on a photonic chip, fibre array unit, and extremely nonlinear crystal. This configuration creates a tiny, customisable platform that can link visible quantum nodes across the present telecommunications network, according to studies. Crystals create entangled visible-telecom photon pairs.

Large, costly superconducting nanowire single-photon detectors (SNSPDs) are employed for quantum communication over fiber-optic lines nowadays. The researchers want to overcome this limitation and lessen their dependence on these bulky technologies by developing more portable and scalable options. One goal is to put these complex quantum experiments that formerly needed bulk optics and huge telescopes onto a microprocessor.

Consider Quantum Entanglement

The research effort aims to produce network-wide quantum entanglement technologies. “Our focus is on distributed quantum entanglement, and RoQNET is a test bed,” said RIT Kate Gleason College of Engineering professor Stefan Preble. Quantum particles are perfectly correlated once entangled, regardless of distance.

Nickolas Vamivakas, the Marie C. Wilson and Joseph C. Wilson Professor of Optical Physics at the University of Rochester, hailed the program a huge step towards developing quantum networks for distant computing, imaging, and secure communications.

Other teams have constructed experimental quantum networks throughout the world, but RoQNET uses solid-state-based quantum memory nodes and integrated quantum photonic devices to produce quantum light. This unique approach advances quantum communication technology.

Future Goals

The team's ambitious objective is to expand RoQNET to more cutting-edge New York State research institutes. Plans include linking New York University, Air Force Research Laboratory, Stony Brook University, and Brookhaven National Lab. The development of a comprehensive network through this expansion should boost quantum communication in the area. RoQNET will foster collaboration between top institutions and advance quantum technologies.

The Air Force investigation Laboratory generously funded this groundbreaking investigation, demonstrating its strategic importance.

Consequences of Safe Communication

Beyond scholarly curiosity, the discovery may influence secure communications management methods and enable quantum computing and networking tactics. Due to its unprecedented security, quantum technology requires a review of conventional communication systems. The rise of data integrity and privacy issues will require innovations like RoQNET to set new standards for secure communication protocols.

The flexibility of developing technology is important too. New qubit sources and quantum physics advancements will be compatible with the University of Rochester and RIT infrastructure. RoQNET is more than a milestone; it's the foundation for future quantum networks.

This work combines theoretical and practical results in quantum communications, demonstrating innovation. The research team is solving intrinsic difficulties to advance secure communication. Their contributions may provide the groundwork for quantum physics understanding and application.

RoQNET's quantum physics and technology integration is an obsessive search for information that might change secure communications. These two respected organisations' cooperation in unknown information security terrain shows what may be achieved with cooperation and a single purpose.

Recent advances in quantum technology suggest a future with quicker and more secure communication. Scientists are discovering a wide range of possibilities for quantum communication, from defensive systems to corporate applications, making humanity better suited to manage the digital world.

A photonic chip connects a fibre array unit and a highly nonlinear crystal. The crystal's entangled visible-telecom photon pairs, processed on silicon nitride and silicon photonic integrated circuits, provide a tiny and flexible platform to connect visually accessible quantum nodes across present telecommunications infrastructure.

[gis56]

⚛️💡 Quantum Semiconductor Boom: The Next Big Thing in Tech!

Quantum semiconductor materials are revolutionizing the future of high-performance computing by enabling the development of quantum processors, spintronic devices, and ultra-fast transistors. Unlike classical semiconductors, these materials leverage quantum mechanical properties, such as superposition, entanglement, and tunneling, to process information at unprecedented speeds. 

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Advanced materials like silicon-germanium (SiGe), indium arsenide (InAs), topological insulators, and 2D materials like graphene and transition metal dichalcogenides (TMDs) are paving the way for scalable quantum chips. Quantum dots, Majorana fermions, and superconducting qubits are at the forefront of quantum computing and cryptography, promising breakthroughs in AI acceleration, secure communication, and molecular simulations. Industry leaders such as IBM, Intel, and Google are actively developing quantum-compatible semiconductors, focusing on low-temperature stability, coherence time improvement, and scalable qubit architectures.

The integration of quantum semiconductor materials with traditional CMOS technology is essential for bridging the gap between classical and quantum computing. Innovations in quantum tunneling transistors, spin-based logic gates, and photonic quantum processors are enhancing the efficiency of next-generation semiconductor chips. Additionally, topological quantum computing and superconducting nanowires are emerging as game-changers in low-power, high-speed electronics. As researchers explore room-temperature quantum devices and fault-tolerant qubits, the future of quantum semiconductor technology will drive advancements in artificial intelligence, cybersecurity, materials science, and biomedical research. This transformative field is set to redefine computing, sensing, and communication, unlocking new frontiers in deep-tech innovation and quantum-driven applications.

#quantumcomputing #semiconductormaterials #quantumtechnology #quantumprocessors #topologicalinsulators #graphene #spintronics #quantumdots #majoranafermions #superconductingqubits #quantumcryptography #advancedmaterials #quantumai #futurecomputing #photonics #quantumtunneling #lowpowercomputing #nanoscaleelectronics #quantumchip #nextgensemiconductors #cmosintegration #quantumnetworks #quantumtransistors #spinbasedlogic #superconductivity #deeptech #aihardware #securecomputing #materialsinnovation #roomtemperaturequantumdevices #faulttolerantqubits #coherencetime #molecularsimulations #quantumsensing #nanotechnology

[fortunatelycoldengineer]

Quantum Networking . . . . for more information https://bit.ly/45PMd5r check the above link

[fortunatelycoldengineer]

Wireless Security in an Enterprise . . . . for more information https://bit.ly/42Fl1Uc check the above link

[royalvoxpost]

#QuantumInternet #QuantumNetworks: researchers have successfully generated and detected polarization entangled photon pairs on board a #CubeSat in low-Earth orbit. Their findings show that entanglement technology can be easily deployed on nanosatellites - https://t.co/GgbYqAHpCT https://t.co/QwvXaOmGjg

#QuantumInternet #QuantumNetworks: researchers have successfully generated and detected polarization entangled photon pairs on board a #CubeSat in low-Earth orbit. Their findings show that entanglement technology can be easily deployed on nanosatellites - https://t.co/GgbYqAHpCT pic.twitter.com/QwvXaOmGjg

— The Royal Vox Post (@RoyalVoxPost) June 25, 2020

via Twitter https://twitter.com/RoyalVoxPost June 25, 2020 at 05:24PM

[royalvoxpost]

#QuantumNetworks: scientists have designed an entanglement swapping protocol to link and transfer entanglement between heterogeneous network nodes. The approach could facilitate the development of hybrid quantum networks - https://t.co/YUWf5QL0Xm #OpticalQubits https://t.co/b88mUh97RZ

#QuantumNetworks: scientists have designed an entanglement swapping protocol to link and transfer entanglement between heterogeneous network nodes. The approach could facilitate the development of hybrid quantum networks - https://t.co/YUWf5QL0Xm #OpticalQubits pic.twitter.com/b88mUh97RZ

— The Royal Vox Post (@RoyalVoxPost) May 29, 2020

via Twitter https://twitter.com/RoyalVoxPost May 29, 2020 at 11:39PM

[royalvoxpost]

#Photonics #QuantumOptics: researchers have developed a silicon carbide platform for the controlled emission of photons via coherent spin manipulation. The scalable platform could facilitate the development of quantum repeaters for future #QuantumNetworks https://t.co/xrTZMvwCAj https://t.co/YC9gFa6Jv6

#Photonics #QuantumOptics: researchers have developed a silicon carbide platform for the controlled emission of photons via coherent spin manipulation. The scalable platform could facilitate the development of quantum repeaters for future #QuantumNetworks https://t.co/xrTZMvwCAj pic.twitter.com/YC9gFa6Jv6

— The Royal Vox Post (@RoyalVoxPost) May 20, 2020

via Twitter https://twitter.com/RoyalVoxPost May 20, 2020 at 08:08PM

[royalvoxpost]

Scientists have managed to generate an entangled state between a collective atomic spin and a nanomechanical membrane over a distance of 1 meter. The breakthrough could help develop ultra-sensitive quantum sensors and hybrid #QuantumNetworks - https://t.co/VQFkYwkYmb #QuantumTech https://t.co/45V4nutERj

Scientists have managed to generate an entangled state between a collective atomic spin and a nanomechanical membrane over a distance of 1 meter. The breakthrough could help develop ultra-sensitive quantum sensors and hybrid #QuantumNetworks - https://t.co/VQFkYwkYmb #QuantumTech pic.twitter.com/45V4nutERj

— The Royal Vox Post (@RoyalVoxPost) May 7, 2020

via Twitter https://twitter.com/RoyalVoxPost May 07, 2020 at 11:47PM

[royalvoxpost]

#QuantumCommunication: new study suggests that #vanadium optically active impurities in silicon carbide can be used to design stable and efficient telecom emitters for quantum applications - https://t.co/glFakyjc6w #QuantumRepeater #SpinQubits #QuantumNetworks https://t.co/ZJ2w43MHQa

#QuantumCommunication: new study suggests that #vanadium optically active impurities in silicon carbide can be used to design stable and efficient telecom emitters for quantum applications - https://t.co/glFakyjc6w #QuantumRepeater #SpinQubits #QuantumNetworks pic.twitter.com/ZJ2w43MHQa

— The Royal Vox Post (@RoyalVoxPost) May 1, 2020

via Twitter https://twitter.com/RoyalVoxPost May 01, 2020 at 11:40PM

[royalvoxpost]

#QuantumInformation: scientists developed scalable networking teleportation protocols to transmit arbitrary quantum states in a #QuantumNetwork. The system allows networking participants to teleport the unknown state by sharing multi-qubit cluster states - https://t.co/Gl9vEYisGg https://t.co/I8WXdi8VyQ

#QuantumInformation: scientists developed scalable networking teleportation protocols to transmit arbitrary quantum states in a #QuantumNetwork. The system allows networking participants to teleport the unknown state by sharing multi-qubit cluster states - https://t.co/Gl9vEYisGg pic.twitter.com/I8WXdi8VyQ

— The Royal Vox Post (@RoyalVoxPost) February 20, 2020

via Twitter https://twitter.com/RoyalVoxPost February 20, 2020 at 08:11PM

[royalvoxpost]

#QuantumNetworks: researchers have developed a broadband, room temperature, and hybrid quantum memory–enabled network. Quantum memories capable of storing quantum states will facilitate quantum communication over long distances https://t.co/rLbGulFvVK #Photonics #QuantumMemory https://t.co/hSUSkpO31N

#QuantumNetworks: researchers have developed a broadband, room temperature, and hybrid quantum memory–enabled network. Quantum memories capable of storing quantum states will facilitate quantum communication over long distances https://t.co/rLbGulFvVK #Photonics #QuantumMemory pic.twitter.com/hSUSkpO31N

— The Royal Vox Post (@RoyalVoxPost) February 7, 2020

via Twitter https://twitter.com/RoyalVoxPost February 07, 2020 at 09:18PM