Quantum Computing

Quantum Computing – Notations and Terms

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Nielsen, M. A., & Chuang, I. L. (2010). Quantum computation and quantum information. Cambridge university press. Linear Algebra plays crucial part in understanding and representing quantum computing concepts. Some of the most frequent used quantum gates are hadamard, pauli X, Y, Z, etc.

News – Google’s Quantum Advantage Oct 23 2025

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A verifiable quantum advantage https://research.google/blog/a-verifiable-quantum-a dvantagehttps://www.theguardian.com/technology/2025/oct/22/google-hails-breakthrough-as-quantum-computer-surpasses-ability-of-supercomputersGoogle unveils quantum computing breakthrough on Willow chiphttps://www.afr.com/technology/google-unveils-quantum-computing-breakthrough-on-willow-chip-20251023-p5n4m8Google claims ‘quantum advantage’ again — but researchers are scepticalhttps://www.nature.com/articles/d41586-025-03300-4Observation of constructive interference at the edge of quantum ergodicityhttps://www.nature.com/articles/s41586-025-09526-6 Key Claims: D. A. Abanin, “Observation of constructive interference at the edge of quantum ergodicity”.

Quantum Computing – Gates Basics

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C. P. Williams, Explorations in Quantum Computing. in Texts in Computer Science. London: Springer, 2011. doi: 10.1007/978-1-84628-887-6. Defining a unitary matrix, where $U^{-1} = U^\dagger $ (inverse equals its conjugate transpose). Pauli matrices: $1 = \begin{pmatrix} 1 & 0 \\ 0 & 1 \end{pmatrix}$ $X = \begin{pmatrix} 0 & 1 \\ 1 & 0 \end{pmatrix}$ ... Read More

Quantum Computing

by ComputingNotes
C. P. Williams, Explorations in Quantum Computing. in Texts in Computer Science. London: Springer, 2011. doi: 10.1007/978-1-84628-887-6.

Nobel Prize in Physics 2025 for Discoveries in Quantum Mechanics

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https://www.nobelprize.org/prizes/physics/2025/press-release https://www.abc.net.au/news/2025-10-07/scientists-physics-nobel-prize-quantum-mechanics-discovery/105863766 Quantum Mechanical Tunneling All Images are from: https://www.nobelprize.org/prizes/physics/2025/press-release/ “The illustrations are free to use for non-commercial purposes. Attribute ©Johan Jarnestad/The Royal Swedish Academy of Sciences” https://www.nobelprize.org/uploads/2025/10/popular-physicsprize2025-2.pdf https://www.nobelprize.org/uploads/2025/10/advanced-physicsprize2025.pdf

Quantum Key Distribution

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https://github.com/qiskit-community/qiskit-community-tutorials/blob/master/awards/teach_me_qiskit_2018/quantum_cryptography_qkd/Quantum_Cryptography2.ipynb
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