PPT-Basics of RF superconductivity

Walter Venturini Delsolaro CERN Lectures for the CERN summer students 1718 July 2023 Minimal introduction These lectures are about Superconducting RF cavities their physics and technology. A discussion based on the Topical Review published in. Superconductor Science and Technology . 26. , . 113001 (2013). Contributors: . S . Nishijima. , S . Eckroad. , A Marian, K . Choi. , W S Kim, M . By: Shruti . Sheladia. ,. . Garrett M Leavitt, . Stephanie . Schroeder,. . Christopher . Dunn. , Kathleen . Brackney. Levitation of a magnet above a high temperature superconductor illustrating the . Leon Cooper . Walther . Meissner. Sir James Dewar . Heike . Kamerlingh-Onnes. . The technological advance that allowed . Onnes. to observe superconductivity was?. liquefying helium . (T = 4 K). 59. th. Annual V.G. Young Institute School for . County Commissioners Courts. February 8-10, 2017. Donna . Thornton, CPA CIO. Objectives Part One. Discuss and Analyze the Differences . B. etween . G. Assoc.Prof. .. Dr. . Ahmet . Zafer . Şenalp. e-mail: . azsenalp@gmail.com. Mechanical Engineering Department. Gebze. Technical University. ME 521. Computer. . Aided. . Design. 2. BASICS OF THE COMPUTER SYSTEM. Section A - Energy Basics. These resource materials were developed by the Kentucky Pollution Prevention Center at the University of Louisville for KEEPS – Kentucky Energy Efficiency Programs for Schools – with support from the U.S. Department of . Centrifugal Fan Selection. • Fan Laws. . Specific Speed. • Multiple Fan Arrangements. . Fan Features and Considerations. Fan Selection Basics. 4. Fan Selection Basics. Centrifugal Fan Selection. Vivian O’Neill. ,. CH, NHP, R. BIE. Diamond Manager. Our Quality. . . . . . WE EARN OUR CUSTOMERS’ TRUST FOUR STEPS AT A TIME.. Step One: Raw Material Sourcing.. We travel the world to inspect our suppliers' facilities and processes to ensure the highest quality natural ingredients are harvested and handled to protect key essential nutrients. Then, we verify each ingredient’s true beneficial potential.. What is Fermentation?. Alcohol Fermentation . is the chemical conversion of simple sugars (like glucose) to . ethanol. and . carbon dioxide . (CO2). Yeast. perform the fermentation chemical reactions . The Hemispheres. Left Hemisphere. Right Hemisphere. Connected by . corpus . collosum. –a bundle of 200 million nerve fibers. The Brain: Basics. The Cortex. 1/4” thick layer covering the brain. Makes human capable of higher cognitive functions. Antonio M. Garc. í. a-Garc. í. a . Cavendish Laboratory, Cambridge University. Pedro Ribeiro Lisbon. Bermudez. Cambridge . C. azalilla. Tsinghua. 2021 Intellectual Merit. We have discovered a new nickel-oxide superconductor, . Nd. 6. Ni. 5. O. 12. .. Superconducting materials are technologically important because electricity flows through them without resistance. . Marie Hofmann. Source: https://www.sciencealert.com/superconductivity. Outline. 1 . Introduction. 2 . Microscopic. . theory. . of. . superconductivity. 2.1 BCS . Hamiltonian. 2.2 Mean-. field. BCS theory . Superconductivity phenomenology, London equation, BCS Hamiltonian, . Bogoliubov. -de . Gennes. Hamiltonian, BCS ground state, gap equation. Resistivity goes to 0 abruptly at temperature .