Quantum computing is a transformative paradigm based on the principles of quantum mechanics such as superposition and entanglement to outperform classical computers in solving complex problems. This paper presents a comprehensive overview of quantum computing, detailing its foundational concepts, advancements, applications, platforms, limitations, and future scope. Key research contributions from organizations such as IBM, AWS, and Microsoft, as well as government initiatives, are discussed. Applications are explored across cryptography, pharmaceuticals, healthcare, finance, manufacturing, simulation, and AI. Quantum platforms such as Qiskit, Azure Quantum, and D-Wave Ocean SDK are also reviewed. Although still in its development stages and facing challenges, quantum computing faces difficulties related to error correction and the environment may entirely change modern computing. The article concludes by stressing the need for continuous research, education, strategic planning, and development to utilize the disruptive abilities of quantum technologies.
Quantum computing is a transformative paradigm based on the principles of quantum mechanics such as superposition and entanglement to outperform classical computers in solving complex problems. This paper presents a comprehensive overview of quantum computing, detailing its foundational concepts, advancements, applications, platforms, limitations, and future scope. Key research contributions from organizations such as IBM, AWS, and Microsoft, as well as government initiatives, are discussed. Applications are explored across cryptography, pharmaceuticals, healthcare, finance, manufacturing, simulation, and AI. Quantum platforms such as Qiskit, Azure Quantum, and D-Wave Ocean SDK are also reviewed. Although still in its development stages and facing challenges, quantum computing faces difficulties related to error correction and the environment may entirely change modern computing. The article concludes by stressing the need for continuous research, education, strategic planning, and development to utilize the disruptive abilities of quantum technologies.
Quantum computing represents a transformative shift in computational technology, leveraging the principles of quantum mechanics to process information in ways that surpass the limits of classical systems.By exploiting qubits, superposition, entanglement, and quantum parallelism, quantum computers offer the potential to solve certain classes of problems-such as optimization, cryptography, molecular simulation, and complex machine learning tasks-significantly faster than classical algorithms.With rapid advancements in quantum hardware and the emergence of Noisy Intermediate-Scale Quantum (NISQ) devices, quantum computing has evolved from a theoretical concept to a practical field with growing industrial and scientific relevance.Although current systems face challenges related to error rates, decoherence, and scalability, ongoing developments in quantum error correction, hybrid quantum-classical algorithms, and software frameworks like Qiskit, Cirq, and PennyLane continue to push the field forward.This paper provides an introductory overview of quantum computing, outlining its foundational principles, current technological landscape, key algorithms, and future research directions.The goal is to offer a clear understanding of how quantum computing is poised to reshape the future of computation.
Quantum computing is an advanced computational paradigm that leverages principles of quantum mechanics, including superposition, entanglement, and interference, to process information more efficiently than classical systems [1][2]. Unlike classical bits, qubits can exist in multiple states simultaneously, enabling exponential computational capabilities for complex problem-solving. Since its theoretical foundations proposed by Richard Feynman and further developed by David Deutsch, quantum computing has progressed into an active research and industrial domain [2][3]. This paper presents an overview of the core concepts of quantum computation, technological evolution, and key algorithms such as Shor’s and Grover’s, which demonstrate significant computational advantages [9][10]. It also explores major application areas including cryptography, healthcare, artificial intelligence, and optimization, while addressing critical challenges such as decoherence, error correction, and scalability [5][6]. The study highlights future prospects, emphasizing the potential of quantum computing to transform scientific and industrial domains [12][15].
Quantum computing represents a monumental leap in computational technology, leveraging the principles of quantum mechanics to solve complex problems at unprecedented speeds. Unlike classical computers, which rely on bits as the smallest unit of information, quantum computers utilize qubits that can exist in multiple states simultaneously, enabling them to perform many calculations at once. This paper delves into the foundational concepts of quantum computing, including superposition, entanglement, and quantum gates, and explores its potential applications across various domains, such as cryptography, drug discovery, optimization problems, and artificial intelligence. We will discuss current advancements in quantum technology, high-lighting key breakthroughs and the progress made by leading research institutions and companies. Furthermore, this paper addresses the significant challenges that quantum computing faces, including error rates, qubit coherence, and scalability, which hinder its widespread adoption. By examining these facets, we aim to provide a comprehensive overview of how quantum computing could transform various fields and the hurdles that must be overcome to realize its full potential, ultimately suggesting future directions for research and development in this revolutionary area of technology.
ABSTRACT Quantum computing represents a fundamental shift in the way computational problems are approached and solved. Unlike classical computing systems that rely on binary bits to process information, quantum computing utilizes quantum bits, or qubits, which exploit principles of quantum mechanics such as superposition and entanglement. This transition from classical bits to qubits has opened new possibilities for solving complex problems that are computationally infeasible for traditional systems. This paper explores the evolution of computing paradigms from classical architectures to quantum-based models, highlighting the theoretical foundations and technological advancements that have driven this transformation. It discusses the core concepts of quantum computing, including qubit representation, quantum gates, and computational models, along with an overview of current quantum hardware architectures. Furthermore, the paper examines key application areas such as cryptography, optimization, artificial intelligence, and scientific simulations, where quantum computing demonstrates significant potential. Despite its promise, quantum computing faces substantial challenges related to hardware stability, error correction, scalability, and resource requirements, which are also analyzed. Finally, the paper outlines future research directions and the potential impact of quantum computing on next-generation information processing systems, emphasizing its role in redefining the boundaries of modern computation. Keywords : Quantum Computing, Qubits, Quantum Algorithms, Quantum Applications, Future Computing Technologies
Quantum technology has recently emerged as a transformative computing paradigm. It is based on fundamental principles of quantum mechanics such as superposition, interference, and entanglement. This technology executes high computations that are impracticable by traditional computers. In recent years, developments in quantum technologies i.e algorithms, machine learning, cryptography, hardware design, and hybrid quantum classical frameworks have accelerated research and industrial interest. This paper provides a comprehensive review of quantum computing. It covers fundamental concepts, mathematical foundations, quantum algorithms, hardware platforms. It also focusses important applications, challenges, and emerging trends. The paper concludes with future research directions & the transformative potential of quantum technologies in computing, cryptography, optimization, and artificial intelligence.
The rapid growth of computational technology has given rise to new paradigms that aim to redefine the limits of traditional computing. Of these, quantum computing is a paradigm change that applies to the principles of quantum mechanics, such as superposition and entanglement, to compute at much higher rates than classical computing is capable of. This paper covers the evolution of computing paradigms, focusing on quantum computing. It examines critically the principles, paradigm of programming and performance elements that differentiate quantum computing from mainstream computing. It also investigates scalability challenges and technologies that are advancing quantum computing technology. The work further investigates disruptive applications of quantum computing in key industries like artificial intelligence, cryptography, medicine modeling, and financial modeling. Despite current constraints in terms of hardware limitations and error correction, the potential for quantum computing is vast in redesigning problem-solving approaches across industries. This consideration emphasizes the need for continued research and development to tap into the full potential of quantum computing in solving complex computational problems.