2 citations · 5 across the 11 of their papers we have counts for
11 papers
Plasma Processing Of SRF Cavities at Jefferson Lab: Experiment Results and Simulation Insight
I. H. Senevirathne, T. Powers, N. Raut
Plasma processing of superconducting radio frequency (SRF) cavities has been an active research effort at Jefferson Lab (JLab) since 2019, aimed at enhancing cavity performance by…
Simulation of the thermoelectric effect in a multi-metallic superconducting cavity
N. K. Raut, N. Stilin, J. Vennekate +2
Superconducting radio frequency accelerating cavities made with different material layers, such as copper, Nb or Nb3Sn, are susceptible to thermoelectric effects due to differences…
Development of a plasma simulation tool for accelerating cavities
N. K. Raut, I. H. Senevirathne, T. Ganey +2
Plasma processing of superconducting radio frequency (SRF) cavities has shown an improvement in accelerating gradient by reducing the radiation due to field emission and multipacti…
Temperature, RF Field, and Frequency Dependence Performance Evaluation of Superconducting Niobium Half-Wave Cavity
N. K. Raut, B. D. Khanal, J. K. Tiskumara +4
Recent advancement in superconducting radio frequency cavity processing techniques, with diffusion of impurities within the RF penetration depth, resulted in high quality factor wi…
Simulation of the dynamics of gas mixtures during plasma processing in the C75 Cavity
N. K. Raut, T. Ganey, P. Dhakal +1
Plasma processing using a mixture of noble gas and oxygen is a technique that is currently being used to reduce field emission and multipacting in accelerating cavities. Plasma is…
An N-loop potential energy model for levitated mm-scale magnets in cm-scale superconducting coaxial microwave resonators
Jeffrey Miller, Nabin K. Raut, Demitrius Zulevic +5
The levitation of a macroscopic object within a superconducting resonator provides a unique and novel platform to study optomechanics, quantum information, and gravitational wave d…
Power Dependent Resonant Frequency of a Microwave Cavity due to Magnetic Levitation
N. K. Raut, J. Miller, H. Hart +2
Levitation of a magnet by superconductor has been an active area of research to explore the quantum mechanical phenomenon. One of the techniques used is to measure the levitation o…
Comparative study between three models for the levitation height calculation
Nabin K. Raut, Jeffery Miller, Raymond Y. Chiao +1
Magnetic levitation has been demonstrated and characterized within the coaxial microwave cavity [1,2]. A permanent neodymium magnet is levitated from the edge of the finite-size su…
Magnetic levitation within a microwave cavity: characterization, challenges, and possibilities
Nabin K. Raut, Jeffery Miller, Raymond E. Chiao +1
The low energy losses in the superconducting magnetic levitation make it attractive for exciting applications in physics. Recently, superconducting magnetic levitation has been rea…
Demonstrating levitation within a microwave cavity
Nabin K. Raut, Jeffery Miller, Raymond Chiao +1
Levitated systems are desirable due to reduced clamping losses and reduced thermal contact. These advantageous properties have been exploited in optomechanics to achieve ultra-stro…
Meissner levitation of a millimeter size neodymium magnet within a superconducting radio frequency cavity
N. K. Raut, J. Miller, J. Pate +2
We report on the magnetic levitation of a millimeter sized neodymium permanent magnet within the interior of a superconducting radio frequency (SRF) cavity. To the best of our know…