{"id":68297,"date":"2026-03-07T18:24:14","date_gmt":"2026-03-07T12:54:14","guid":{"rendered":"https:\/\/www.nextias.com\/ca\/?p=68297"},"modified":"2026-03-07T18:26:19","modified_gmt":"2026-03-07T12:56:19","slug":"quantum-computing-2","status":"publish","type":"post","link":"https:\/\/www.nextias.com\/ca\/current-affairs\/07-03-2026\/quantum-computing-2","title":{"rendered":"Quantum Computing"},"content":{"rendered":"\n<p><strong>Syllabus: GS3\/ Science and Technology<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Context<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>At the Raisina Dialogue 2026, the need for early collaboration between scientists and diplomats was emphasized to design governance frameworks for emerging technologies such as quantum computing.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>What is Quantum Computing?<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Quantum computing refers to a new class of computers that <strong>use the principles of quantum mechanics <\/strong>rather than classical binary logic.<\/li>\n\n\n\n<li>Classical computers process information using bits (0 or 1), while quantum computers<strong> use qubits,<\/strong> which<strong> can exist in multiple states simultaneously.<\/strong><\/li>\n\n\n\n<li>This capability allows quantum computers to perform certain calculations exponentially faster than conventional computers.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img data-dominant-color=\"c4d8e3\" data-has-transparency=\"true\" loading=\"lazy\" decoding=\"async\" width=\"880\" height=\"1022\" src=\"https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/03\/image-31.png\" alt=\"quantum computing\" class=\"has-transparency wp-image-68298\" style=\"--dominant-color: #c4d8e3; aspect-ratio:0.8610692891693629;width:297px;height:auto\" srcset=\"https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/03\/image-31.png 880w, https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/03\/image-31-258x300.png 258w, https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/03\/image-31-768x892.png 768w\" sizes=\"auto, (max-width: 880px) 100vw, 880px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\"><strong>Principles of Quantum Computing<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Superposition:<\/strong> It<strong> <\/strong>allows a qubit to <strong>exist in multiple states simultaneously, <\/strong>enabling quantum computers to perform many calculations in parallel.<\/li>\n\n\n\n<li><strong>Entanglement: <\/strong>It<strong> <\/strong>occurs when two or more qubits become strongly correlated, such that the state of one instantly determines the state of the other.\n<ul class=\"wp-block-list\">\n<li>This property allows quantum computers to process and link information efficiently, helping solve complex problems faster.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Decoherence:<\/strong> Decoherence refers to the loss of a qubit\u2019s quantum state due to interaction with the environment (such as radiation or heat).\n<ul class=\"wp-block-list\">\n<li><strong>Preventing or delaying decoherence <\/strong>is a major challenge in building stable quantum computers.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Applications of Quantum Computing<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Cryptography &amp; Cybersecurity: <\/strong>Enables ultra-secure communication through Quantum Key Distribution (QKD); for example, quantum communication networks being developed for secure government and military communication.<\/li>\n\n\n\n<li><strong>Drug Discovery &amp; Material Science:<\/strong> Can simulate complex molecular interactions; for example, designing new drugs or advanced batteries by modelling chemical reactions that classical computers struggle to process.<\/li>\n\n\n\n<li><strong>Optimization Problems: <\/strong>Helps solve complex optimization tasks in logistics and finance; for example, optimizing airline routes, traffic flow in cities, or portfolio management in stock markets.<\/li>\n\n\n\n<li><strong>Artificial Intelligence &amp; Big Data Analysis: <\/strong>Enhances processing of massive datasets; for example, improving pattern recognition in climate modelling, fraud detection in banking, or advanced machine learning systems.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img data-dominant-color=\"243d65\" data-has-transparency=\"false\" loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/03\/image-33-1024x683.png\" alt=\"applications of quantum computing\" class=\"not-transparent wp-image-68300\" style=\"--dominant-color: #243d65; aspect-ratio:1.499336463862801;width:309px;height:auto\" srcset=\"https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/03\/image-33-1024x683.png 1024w, https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/03\/image-33-300x200.png 300w, https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/03\/image-33-768x512.png 768w, https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/03\/image-33.png 1536w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n<p><strong>Source: <\/strong><a href=\"https:\/\/www.thehindu.com\/sci-tech\/science\/scientists-diplomats-should-discuss-evolution-of-quantum-computing-marilyne-andersen\/article70712589.ece\" target=\"_blank\" rel=\"noopener\"><strong>TH<\/strong><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p><strong> Context\u00a0<\/strong><\/p>\n<li class=\"ms-5\"> At the Raisina Dialogue 2026, the need for early collaboration between scientists and diplomats was emphasized to design governance frameworks for emerging technologies such as quantum computing. <\/li>\n<p><\/p>\n<p><strong> What is Quantum Computing? <\/strong><\/p>\n<li class=\"ms-5\"> Quantum computing refers to a new class of computers that use the principles of quantum mechanics rather than classical binary logic. <\/li>\n<li class=\"ms-5\"> Classical computers process information using bits (0 or 1), while quantum computers use qubits, which can exist in multiple states simultaneously. <\/li>\n<li class=\"ms-5\"> This capability allows quantum computers to perform certain calculations exponentially faster than conventional computers. <\/li>\n<p><a href=\" https:\/\/www.nextias.com\/ca\/current-affairs\/07-03-2026\/quantum-computing-2 \" class=\"btn btn-primary btn-sm float-end\">Read More<\/a><\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[21],"tags":[],"class_list":["post-68297","post","type-post","status-publish","format-standard","hentry","category-current-affairs"],"acf":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/posts\/68297","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/comments?post=68297"}],"version-history":[{"count":2,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/posts\/68297\/revisions"}],"predecessor-version":[{"id":68303,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/posts\/68297\/revisions\/68303"}],"wp:attachment":[{"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/media?parent=68297"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/categories?post=68297"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/tags?post=68297"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}