{"id":3737,"date":"2026-02-08T13:44:18","date_gmt":"2026-02-08T10:14:18","guid":{"rendered":"https:\/\/psi-net.ir\/en\/?p=3737"},"modified":"2026-02-08T13:44:18","modified_gmt":"2026-02-08T10:14:18","slug":"suppressing-leakage-in-quantum-computers-with-microwave-pulses","status":"publish","type":"post","link":"https:\/\/psi-net.ir\/en\/suppressing-leakage-in-quantum-computers-with-microwave-pulses\/","title":{"rendered":"Suppressing leakage in quantum computers with microwave pulses"},"content":{"rendered":"<div style=\"text-align:justify\">One of the serious problems in quantum computers, especially systems based on superconducting qubits, is a phenomenon called leakage. In this case, instead of remaining in the two defined computational states, the qubit goes to higher energy levels and practically leaves the computational space. This type of error is not only not self-correctable, but can also cause the error to propagate to other qubits.<\/p>\n<p>\ud83e\udde9 The important issue here is that most quantum error correction methods assume that errors occur inside the computational space. Leakage violates this assumption, and as a result, as the number of qubits increases, the stability of the system worsens rather than improves; An issue that is one of the main obstacles to scaling quantum computers.<\/p>\n<p>In this research, an active solution is presented: the use of engineered microwave pulses that purposefully detect leaked qubits and bring their quantum population back into the computational space. These pulses are designed to cause minimal disruption to the normal process of calculations and can be integrated into existing control cycles.<\/p>\n<p>\ud83d\udcc8 The key result of this method is that leakage is no longer an uncontrollable error. By dynamically suppressing leakage, the cumulative effect of errors is reduced and system behavior becomes more stable even as the processor becomes larger. This work shows that precise control of the physics of qubits, along with error-correcting codes, plays a fundamental role in building reliable quantum computers.<\/p>\n<p>\nLink to the source<\/div>\n","protected":false},"excerpt":{"rendered":"<p>One of the serious problems in quantum computers, especially systems based on superconducting qubits, is a phenomenon called leakage. In this case, instead of remaining in the two defined computational states, the qubit goes to higher energy levels and practically leaves the computational space. This type of error is not only not self-correctable, but can [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[196],"tags":[],"class_list":["post-3737","post","type-post","status-publish","format-standard","hentry","category-news-en"],"_links":{"self":[{"href":"https:\/\/psi-net.ir\/en\/wp-json\/wp\/v2\/posts\/3737","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/psi-net.ir\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/psi-net.ir\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/psi-net.ir\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/psi-net.ir\/en\/wp-json\/wp\/v2\/comments?post=3737"}],"version-history":[{"count":1,"href":"https:\/\/psi-net.ir\/en\/wp-json\/wp\/v2\/posts\/3737\/revisions"}],"predecessor-version":[{"id":3739,"href":"https:\/\/psi-net.ir\/en\/wp-json\/wp\/v2\/posts\/3737\/revisions\/3739"}],"wp:attachment":[{"href":"https:\/\/psi-net.ir\/en\/wp-json\/wp\/v2\/media?parent=3737"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/psi-net.ir\/en\/wp-json\/wp\/v2\/categories?post=3737"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/psi-net.ir\/en\/wp-json\/wp\/v2\/tags?post=3737"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}