Tensor-Based Quantum Phase Estimation Achieves Large-Scale Breakthrough

Quick summary

• The Proceedings of the National Academy of Sciences, Volume 122, Issue 30 (July 2025), highlights advancements in quantum phase estimation (QPE).
• QPE is a critical algorithm for applications in quantum chemistry,cryptanalysis,and solving linear equations.
• It holds promise for exponential acceleration compared to classical algorithms.

Indian Opinion Analysis
Quantum phase estimation represents a promising leap forward in computational sciences due to its ability to perhaps revolutionize fields like cryptanalysis and material finding through quantum chemistry. India’s growing investments in quantum computing initiatives position the country well to benefit from such advancements if adopted strategically. Collaboration between Indian institutions and global research on QPE could accelerate India’s capabilities while addressing societal challenges that require high-level computation.

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