In the black-box model, problems constrained by a `promise' are the only ones that admit a quantum exponential speedup over the best classical algorithm in terms of query complexity. The most ...

Abstract: The paper introduces an efficient implementation of the Deutsch-Jozsa and Bernstein-Vazirani algorithm using the single-particle discrete-time quantum walk. We also provide a detailed ...

Optical computing utilizes light’s speed to perform vector-matrix operations more efficiently. Harnessing the principles of light interference enables parallel computations, a key feature of quantum ...

According to a study published in APL Photonics, physicists at the University of the Witwatersrand (Wits) have created a novel computing system that uses laser beams and common display technology.

Quantum computers are extremely expensive to build, often costing millions of dollars due to the need for specialized materials, components, and equipment such as cryogenic systems and advanced ...

An innovative computing system using laser beams and everyday display technology marks a significant leap forward in the quest for more powerful quantum computing solutions. Physicists from the ...

Quantum computing has the potential to transform industries by making previously unsolvable problems solvable, but common optical computational methods in the field require complex operations and ...