⚛️ Quantum Computing can't replace Classical Computing. Or can it? At the fundamental level — everything is quantum. Matter. Energy. Information. Reality itself. What the science actually says: ✅ P ⊆ BQP — proven. Quantum can simulate classical, efficiently. ❓ P ⊊ BQP — not proven. That quantum is strictly more powerful is still an open problem in CS. The engineering reality in 2026: — Caltech: 6,100 qubits (neutral atom, Sept 2025) — Google Willow: 105 qubits, but much higher fidelity — Fault-tolerant logical qubits: still extremely limited — Full software stack: barely exists The physics gives us permission. The engineering gap is what remains. Links in comments ⬇️ #QuantumComputing #ClassicalComputing #DeepTech #FutureTech #Engineering
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Quantum computing vocabulary is becoming essential knowledge, and that is a positive shift. As quantum systems move closer to practical applications, terminology that once lived exclusively in physics labs is starting to surface in boardrooms, strategy meetings, and industry roadmaps. Understanding these basics is now vital for leaders who want to stay informed. Here are 10 foundational concepts worth knowing: Quantum refers to nature at its smallest scales, where particles behave as coordinated systems rather than independent objects. Qubits are the basic units of quantum information, operating far more dynamically than classical bits. Superposition allows qubits to explore many possibilities at once before settling into a final result. Interference shapes those possibilities, amplifying useful outcomes and canceling out less relevant ones. Entanglement links qubits so that information lives in the relationships between them, not just in individual units. Gates are the precise instructions that turn quantum behavior into structured computation. Error correction spreads information across groups of qubits so that small disturbances do not derail entire calculations. Fault tolerance is the stage where a system can run long computations reliably, even as small errors occur along the way. Logical qubits represent the milestone where error correction works well enough to support real, sustained computation. Topological qubits take an alternative approach, building stability into the hardware by design rather than correcting errors after the fact. The field is still early, but progress is steady. A shared vocabulary helps everyone participate in discussions about where this technology is heading and what it could realistically make possible. #QuantumComputing #QuantumTechnology #Innovation #TechLeadership #DeepTech
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Quantum mechanics isn’t just for physicists anymore – it’s paving the way for the next generation of computing! Traditional computers use bits, which are like tiny switches that can either be on (1) or off (0). Imagine trying to solve a complex maze. A traditional computer would check one path at a time, go back, and try another, which can take ages for massive problems. Quantum computers use qubits, which can be in a state of 1, 0, or both at the same time (it’s called superposition). Think of it like this: a quantum computer could check every possible path in that maze simultaneously! This technology has the potential to revolutionize fields like: * Medicine development * Financial modeling * Climate change research The future of computing is closer than you think. Want to dive deeper into the basics of quantum computing? Let's chat in the comments! #quantumcomputing #quantumtechnology #futureoftech #techinnovation #computing #stemeducation #scienceandtechnology #quantumphysics #deeptech #linkedin #post
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Really exciting direction. Coming from work in cavity quantum dynamics, it’s fascinating to see polaritonic systems being explored as a practical path toward scalable quantum platforms.
Polaritons for Quantum Computing Most quantum computing systems force a tradeoff between temperature and interaction strength. PolariQon operates in a regime where both are present simultaneously — enabling strong interaction at room temperature through engineered polariton condensates. This allows for: • Scalable qubit interaction without complex wiring • Continuous, non-projective readout • A pathway toward practical quantum platforms for computation, secure communication, and beyond Our work is being developed in close collaboration with leading physicists and Nobel Prize-winning advisors, ensuring that the underlying science is both rigorous and forward-looking. This approach opens a new direction for quantum systems — one that prioritizes practicality, scalability, and real-world deployment.
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Quantum computing isn’t magic. It’s physics we’re just beginning to use. Not ready yet, but already changing what’s possible. quantum computing qubits superposition quantum mechanics IBM quantum Google quantum future technology advanced computing scientific innovation emerging tech #QuantumComputing #FutureTech #ScienceExplained #TechReality #Innovation
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Happy World Quantum Day! 🌍 Qubits that can be both 1 and 0 at the same time, superposition, quantum entanglement… it can all sound pretty complicated. So, we’ve broken down the basics of quantum computing for you in this short animation! Quantum computing may sound like science fiction, but it’s a reality. The National Quantum Computing Centre (NQCC) is leading the charge in the UK, and its impact could be massive! Want to understand more about this mind-bending technology? Check our Medium article 👉 https://lnkd.in/efjXWpCd Or if you're a A-level teacher or interested in quantum, sign your class/yourself up to our free Quantum lecture and Careers Panel! https://lnkd.in/en-QBUwE #WorldQuantumDay #Quantum #Technology
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Stanford researchers did not set out to find something that breaks the rules. They found it anyway. A newly discovered crystal has demonstrated quantum properties that existing theoretical models did not predict and cannot fully explain, exhibiting coherence times, entanglement stability, and information retention at room temperature that every previous quantum material required near absolute zero conditions to achieve. The crystal maintains its quantum state in environments that should destroy it instantly according to the physics that governed quantum material research until this discovery landed on the table.Quantum technology has been commercially constrained for years by a single brutal requirement: the systems that make it work need to be cooled to temperatures colder than deep space to function. That requirement makes quantum computers expensive, immobile, and inaccessible at the scale needed to deploy them as practical infrastructure. A crystal that holds quantum coherence at room temperature does not improve quantum technology. It removes the single biggest barrier between quantum computing and the rest of the world. Stanford did not find a better quantum material. It may have found the one that finally makes quantum technology something ordinary people actually use.#QuantumCrystal #StanfordResearch #QuantumComputing
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IBM A new #milestone in quantum science is reshaping how we understand real-world materials. Researchers from IBM, alongside partners from Oak Ridge National Laboratory, Purdue University, and others, used a #quantum processor to successfully reproduce experimental signatures of a magnetic material (KCuF₃), closely matching neutron scattering data from leading research facilities. By leveraging the IBM Quantum Heron processor, the team demonstrated that quantum systems can model complex spin interactions that classical computers struggle to simulate. This breakthrough moves quantum computing closer to practical scientific discovery, bridging theory, experiment, and computation in material science. Read more: https://lnkd.in/emJfdR3P 👉𝑭𝒐𝒓 𝒎𝒐𝒓𝒆 ℹ: https://lnkd.in/ddVx_9-9 #QuantumComputing #IBM #MaterialsScience #QuantumSimulation #Innovation #ScientificResearch Zaidoun Arbad, Khaldoon Al-Dalabih, Catalin Crisan, Vincențiu Ștefan Nae, Imran Ahmad, Ahmed Diab, Alaa Abdo, Fady Sawiress, Veerendra Kolla, Moaaz Elsebaey, Mubasshir A., Asha D'Souza, Maqsood Raza, Salam Sabha, Muhieddin Badih, Mominah Riaz, Sanjana Dadlani, Anan Alkhayat, Sidrathul Muntaha, Vikas Nagdev, Raji Joy John, Shally George
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If you’ve been curious about quantum computing but found the terminology hard to navigate, this guide offers an accessible entry point. Using a dance metaphor it explains key concepts like qubits, superposition and interference in an intuitive way, highlighting how quantum systems behave less like independent components and more like tightly choreographed ensembles. As quantum computing moves from theory toward practical impact, developing a shared vocabulary will be essential—not just for researchers, but for business and policy leaders looking to understand where this technology could enable breakthroughs in materials discovery, chemistry, and beyond. #QuantumComputing #DeepTech #Innovation #FutureOfComputing #Qubits #Science #EmergingTechnology #DigitalTransformation #Quantum
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A quantum computer just got a lot simpler to build. The magic number for a stable, logical qubit isn't 1,000 anymore. It's five. Two recent breakthroughs are quietly changing the timeline for practical quantum computing. First, researchers at Caltech and Oratomic showed that neutral-atom qubits can form a stable logical unit from just five physical qubits. This is a massive leap. The previous assumption was that you'd need about a thousand. Why does this matter? It cuts the total qubits needed for a useful machine from millions down to the 10,000-20,000 range. Caltech has already built arrays with over 6,000 of these qubits, proving the path is scalable. Second, a team at ETH Zurich tackled the error problem. They developed a new method for quantum operations that relies on the geometry of atomic motion, not precise laser timing. This makes the system far more stable and resistant to errors. Together, these advances address the two biggest roadblocks: scale and stability. The implications are profound: 🔬 Faster drug discovery and material science 📊 More accurate financial and climate modeling 🔐 A complete rethink of cryptographic security We're not talking about distant science fiction anymore. The hardware path to a transformative machine is becoming clearer and more feasible. What industry problem would you solve first with this kind of computational power? #QuantumComputing #TechInnovation #DeepTech 𝐒𝐨𝐮𝐫𝐜𝐞: https://lnkd.in/gjQVfjCv
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New research clarifies where near-term quantum computers hit their limits, and that is actually good news for the field. A study recently published in Nature Physics by an international team of researchers examined the practical boundaries of quantum computing in the near-term regime, where systems operate without full error correction. Here is what they found: Quantum computers remain extraordinarily sensitive to environmental disruption. Even the smallest interference can cause decoherence, erasing the computational advantage these systems promise. The research focused on gate fidelity, which measures how accurately a quantum gate performs its intended operation compared to an ideal, noise-free version. Their conclusion: near-term quantum computing without full fault tolerance can only handle complex calculations to a limited extent. But here is the important nuance. If gate fidelity is high enough, quantum computers can still perform large, practically relevant calculations. This finding does not close a door. It draws a clear map showing exactly where the threshold sits and where the opportunity begins. Why this matters for the industry: Studies like this help organizations make better decisions about where to invest time and resources. Rather than chasing theoretical possibilities, the quantum ecosystem can focus on pushing gate fidelity higher and identifying applications that fall within demonstrated capabilities. The work also highlights the growing strength of international collaboration in quantum research, with contributors spanning institutions across Europe and the United States. Clarity about limitations is not a setback. It is the foundation for building something real. #QuantumTechnology #DeepTech #QuantumResearch #Innovation #QuantumComputing
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https://www.rtrl.org/blog/2026-04-19-classical-inside-quantum-why-replacement-is-theoretically-plausible-but-practically-impossible-today/