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Quantum Strides: Breakthroughs in Teleportation, Error Correction, and Computing Rivalries

Quantum Computing Newsletter 🤖

Author

Bell State
December 29, 2024

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Welcome to The Bell State.

Your weekly roundup of the biggest breakthroughs in Quantum Computing.

💰 QUANTUM STOCK TRACKER 💰

Engineers Achieve Quantum Teleportation

Northwestern University engineers achieved quantum teleportation over existing fiber optic cables. (Source)

  • This experiment successfully combined quantum communication with current internet cables, eliminating the need for specialized infrastructure.

  • By utilizing a less crowded wavelength for the quantum signal and implementing special filters, the team reduced noise from classical data, allowing both types of communication to coexist on the same fiber.

  • This achievement marks a significant step toward the development of a unified quantum and classical communication network, potentially accelerating the deployment of quantum technologies.

Takeaway: Northwestern’s engineers show quantum teleportation over existing internet cables shows that future quantum systems can integrate with current networks, enabling secure and efficient communication advancements.

Google & IBM provide error correction progresses with differences

Battle of innovation between Google and IBM’s quantum error correction. (Source)

  • Google’s Surface Code uses a grid of qubits to detect and correct errors, achieving a twofold reduction in error rates but requiring a high number of physical qubits, making it resource-intensive.

  • IBM’s QLDPC Code connects qubits more efficiently, enabling comparable error correction with significantly fewer qubits, reducing resource demands but increasing complexity.

  • These competing methods highlight the trade-offs between simplicity and efficiency in QEC, with emerging technologies like ultracold-atom qubits offering additional possibilities.

Takeaway: The race between Google and IBM in quantum error correction underscores the need for innovations balancing scalability, resource efficiency, and implementation complexity to build fault-tolerant quantum computers.

Implications for Cryptocurrency Security

Preparing for the Quantum Era and Securing Bitcoin Against Future Threats. (WSJ)

Illustration: Rachel Mendelson/WSJ, iStock (2)

  • Advancements in Quantum Computing: Recent developments, such as those by Google, indicate progress toward quantum computers capable of breaking existing encryption, though experts estimate such capabilities may be a decade or more away.

  • Potential Impact on Cryptocurrencies: A successful quantum attack could undermine the security of Bitcoin, leading to significant price volatility and broader financial market repercussions.

  • Challenges in Implementing Quantum-Resistant Encryption: Transitioning to quantum-resistant encryption would require complex and time-consuming upgrades within the Bitcoin community. Achieving consensus for such changes is challenging due to Bitcoin’s decentralized nature. Additionally, all existing bitcoins would need to be transferred to upgraded addresses to ensure security, posing a significant logistical challenge.

Takeaway: While the threat of quantum computing to Bitcoin’s security is not immediate, proactive measures and discussions within the cryptocurrency community are essential to address potential vulnerabilities and ensure long-term resilience. 

📚 QUANTUM 101 📚

Peter Shor’s Lecture Notes for his MIT Quantum Computing Course:

math.mit.edu/~shor/435-LN

💼 JOB BOARD 💼

Quantum Sales Executive - IBM

Director of Product Marketing - Quantinuum

Research Scientist - MIT Lincoln Lab

Quantum Management Engineer - Google

Hybrid Software Engineer- Atom Computing 

Open Rank (Assistant Professor, Associate Professor, or Professor) in Quantum Computing and Simulation - University of Miami

Product Marketing Manager (Remote) - IonQ

Quantum Scientist - Noblis

Semiconductor Quantum Computing Expert - Johns Hopkins

Hardware Engineer, Microwave Design, Quantum AI - Google

[Recently FILLED]

Sumer 2025 Intern - Quantum Computing Research - AMFam , Quantum Researcher - NSA, Senior Software Engineer, Machine Learning, Quantum - Google, Product Manager - Qrypt, Quantum Science Consultant - Booz Allen, Quantum Computing Software Intern - NVIDIA, Computational Architect - Psi Quantum, Sales Director - IONQ, Director of Strategic Partnerships - IonQ, Content Designer - IBM, Summer 2024 Quantum Research Internship - IBM, Principal Software Engineer - JP Morgan

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