Updated: Monday, November 30th 2020, 9:13:22 am

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Quantum Computing- A new breakthrough in technology

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The world of computing has advanced dramatically since the invention of the electronic calculator in the 1960s. In the field of information processing, the last few years have been particularly transformative.

Without a doubt, quantum computers represent the next major advancement in computing technology. Their successful creation will be a paradigm-shifting achievement, altering humanity’s future and revolutionizing operations in a wide range of applications.

Introduction To Quantum Computing

Quantum computing applies quantum mechanics to solve specific problems, allowing for a huge leap forward in computation. Quantum computers were developed by IBM to solve complex problems that even today’s most powerful supercomputers can’t and won’t solve.

Quantum computing is a scientific technology concerned with the evolution of computer-based technologies based on quantum theory essence. At the quantum (atomic and subatomic) level, quantum theory explains the nature and behavior of energy and matter. To perform specific computational tasks, quantum computing employs a combination of bits. All of this is done a lot more efficiently than their traditional counterparts. Quantum computers are a significant leap forward in computing power, with massive performance gains for specific applications. For example, quantum computing excels at simulating similar scenarios.

Quantum Algorithms

An algorithm is a computer-based step-by-step procedure for performing a calculation or a set of instructions for solving a problem. A “quantum algorithm” is a computer program that can be run on a quantum computer. All classical algorithms can theoretically be run on a quantum computer. Quantum algorithms, on the other hand, include at least one distinctly ‘quantum’ step, such as superposition or entanglement.

Though there are exceptions, such as the quantum adiabatic algorithm, progress in finding quantum algorithms typically focuses on this quantum circuit model. The type of speedup achieved over corresponding classical algorithms can roughly categorize quantum algorithms.

Shor’s algorithm for factoring and the related quantum algorithms for computing discrete logarithms, solving Pell’s equation, and more generally solving the hidden subgroup problem for abelian finite groups are examples of quantum algorithms that offer more than a polynomial speedup over the best known classical algorithm. These algorithms rely on the quantum Fourier transform primitive. Despite the fact that it is considered unlikely, no mathematical proof that a faster classical algorithm cannot be found has been discovered. Certain oracle problems, such as Simon’s and Bernstein–Vazirani, do provide provable speedups; however, this is in the quantum query model, which is a restricted model with lower bounds that are much easier to prove and does not always translate to practical speedups.

Potential Applications Of Quantum Computing

  • Quantum Simulation: Even though quantum computers use quantum phenomena in their computation, they work exceptionally well for modeling other quantum systems. This means they can deal with systems that are more complex and ambiguous than traditional computers. Quantum systems that will be modeled include photosynthesis, superconductivity, and sophisticated molecular formations.
  • Cryptography: Traditional cryptography relies on the intractability of problems like integer factorization or discrete logarithms, such as the Rivest–Shamir–Adleman (RSA) algorithm, which is widely used to secure data transmission. Quantum computers have the potential to solve many of these problems more quickly.
  • Machine Learning: Machine learning on traditional computers is transforming the worlds of science and business. The high computational cost of training machine learning models, on the other hand, has limited the field’s scope and development. We’re looking into developing and implementing quantum software that accelerates machine learning to speed up progress in this area.
  • Search: The solution to unstructured data searches was dramatically sped up by a quantum algorithm developed in 1996, which ran the search in fewer steps than any classical algorithm.
  • Artificial Intelligence: One of the most promising technologies is artificial intelligence, which is a key component of quantum computing. Learning from experience is at the heart of AI. As a result of the feedback, it is becoming more accurate. Until the computer program starts acting “intelligently,” that is. Calculating the probabilities of various options yields this information. As a result, AI and quantum computing go together like a dream. It aspires to transform a variety of industries. From automobiles to medicine and everything in between, we’ve got you covered. 
  • Optimization: The process of determining the best solution to a problem given its desired outcome and constraints is known as optimization. Critical decisions in science and industry are made based on factors such as cost, quality, and production time, all of which can be optimized. We can find solutions that were previously impossible by running quantum-inspired optimization algorithms on classical computers. This allows us to superior manage complex systems like traffic flows, airplane gate assignments, package deliveries, and energy storage.

Advantages of Quantum Computing

  • Faster Computations: These computers perform computations much faster than traditional computers. Quantum computers are also more powerful than supercomputers in terms of computation. They process data 1000 times faster than regular computers and supercomputers. In a matter of seconds, quantum computers can complete calculations that would take a traditional computer 1000 years to complete.
  • Speed: For specific problems, quantum computers will provide enormous speed. Algorithms are being developed by researchers. To identify and solve problems that are amenable to quantum speed-ups.
  • Google Research: Google uses quantum computers to refine search results. Using these computers, every Google search can now be sped up. Quantum computing can populate the most relevant results.
  • Big Data: Quantum computing is critical in the age of Big Data. To process the massive amounts of data we generate on a daily basis, we require efficient computers.

Conclusion

While technology has already influenced the fields mentioned above. The benefits and applications of quantum computing are limitless. The most amazing aspect of the list is that it is far from complete. There will be applications that are currently unimaginable, as with any new technology. New opportunities emerge as hardware improves.