ਖ਼ਲਾਅ ਜਾਂ ਸੁੰਨ ਉਹ ਵਿਸਥਾਰ ਹੁੰਦਾ ਹੈ ਜਿਸ ਵਿੱਚ ਕੋਈ ਪਦਾਰਥ ਨਾ ਹੋਵੇ। ਮੋਟੇ ਤੌਰ ਉੱਤੇ ਖ਼ਲਾਅ ਕੋਈ ਵੀ ਅਜਿਹਾ ਇਲਾਕਾ ਹੁੰਦਾ ਹੈ ਜਿੱਥੋਂ ਦੀਆਂ ਗੈਸਾਂ ਦਾ ਦਾਬ ਹਵਾਮੰਡਲੀ ਦਾਬ ਨਾਲ਼ੋਂ ਬਹੁਤ ਘੱਟ ਹੋਵੇ।[1]

ਖ਼ਲਾਅ ਦਰਸਾਉਣ ਵਾਸਤੇ ਪੰਪ

ਬਾਹਰਲੇ ਜੋੜ

ਸੋਧੋ
  • VIDEO on the nature of vacuum by Canadian astrophysicist Doctor P
  • The Foundations of Vacuum Coating Technology Archived 2008-02-16 at the Wayback Machine.
  • American Vacuum Society
  • Journal of Vacuum Science and Technology A Archived 2008-08-21 at the Wayback Machine.
  • Journal of Vacuum Science and Technology B Archived 2008-12-01 at the Wayback Machine.
  • FAQ on explosive decompression and vacuum exposure.
  • Discussion of the effects on humans of exposure to hard vacuum.
  • Roberts, Mark D. (2000). "Vacuum Energy". High Energy Physics - Theory. arXiv:hep-th/0012062. Bibcode:2000hep.th...12062R.
  • Vacuum, Production of Space
  • "Much Ado About Nothing" by Professor John D. Barrow, Gresham College Archived 2007-09-30 at the Wayback Machine.
  • Free pdf copy of The Structured Vacuum - thinking about nothing by Johann Rafelski and Berndt Muller (1985)।SBN 3-87144-889-3.
  1. Nakli itihaas jo likheya geya hai kade na vaapriya jo ohna de base te, saade te saada itihaas bna ke ehna ne thop dittiyan. anglo sikh war te ek c te 3-4 jagaha te kiwe chal rahi c ikko war utto saal 1848 jdo angrej sara punjab 1845 ch apne under kar chukke c te oh 1848 ch kihna nal jang ladd rahe c. Script error: The function "citation198.168.27.221 14:54, 13 ਦਸੰਬਰ 2024 (UTC)'"`UNIQ--ref-00000007-QINU`"'</ref>" does not exist.[page needed]