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Quantum Computing The Next Technological Frontier and Its Impact on Science, Security, and Society

Author(s):Lalika Singh

Affiliation: Centre for Quantum Technologies

Page No: 97-104

Volume issue & Publishing Year: Volume 3, Issue 6, June 2026

published on: 2026/06/14

Journal: International Journal of Advanced Multidisciplinary Application.(IJAMA)

ISSN NO: 3048-9350

DOI:

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Abstract:
Quantum computing represents one of the most profound technological transitions in human history — a shift from the binary logic of classical computation to the probabilistic, superposition-driven mechanics of quantum physics. Where a classical bit must be either 0 or 1, a qubit can exist in both states simultaneously, and entangled qubits can encode exponentially more information than their classical equivalents. After decades of theoretical promise, quantum hardware has entered a phase of rapid, measurable progress: qubit counts are doubling annually, error rates are falling toward fault-tolerance thresholds, and the first demonstrations of "quantum advantage" — the ability of quantum systems to outperform the best classical supercomputers on specific tasks — have been achieved. This article provides a comprehensive overview of quantum computing principles, hardware modalities, applications across industry and science, global investment dynamics, and the profound implications for cryptography and national security.

Keywords: Quantum computing

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