Santosh Chetri

Graduate Research Assistant

ASC, Scientific Staff

Headshot

Contact Information

Email sc13ad@my.fsu.edu
Phone (850) 645-7497
Fax (850) 645-7754
Address 2031 E. Paul Dirac Dr.
Tallahassee , FL 32310-3706
Building Shaw Building

Publications and Scientific Activities

    2018

    1. Effect of low temperature baking in nitrogen on the performance of a niobium superconducting radio frequency cavity Dhakal, P.; Chetri, S.; Balachandran, S.; Lee, P.J.; Ciovati, G. Physical Review Accelerators and Beams, 21, 3, 032001 (2018)
    2. The Impact of Low Temperature Nitrogen Exposure on the Surface Chemistry and Superconducting Properties of SRF Grade High Purity Niobium Chetri, S.; Balachandran, S.; Dhakal, P.; Cooley, L.D.; Lee, P.J. and Larbalestier, D.C. Applied Superconductivity Conference Seattle, Washington, United States Oct. 28 - Nov. 2 (2018)
    3. Location based cross-sectional microstructure of half cells made froman LCLS-II sheet Balachandran, S.; Dhakal, P.; Chetri, S.; Cooley, L.D.; Larbalestier, D.C. and Lee, P.J. ASC 2018 Seattle, Washington, United States October 28- November 2 (2018)
    4. Direct evidence of weak surface pinning in SRF grade Nb after 800oC heattreatments Balachandran, S.; Polyanskii, A.; Chetri, S.; Wang. M.; Dhakal, P.; Bieler, T.R.; Larbalestier, D.C and Lee, P.J. ASC 2018 Seattle, Washington, United States October 28- November 2 (2018)
    5. Characterization of nitrogen-doped SRF grade Nb Dhakal, P.; Ciovati, G.; Chetri, S.; Balachandran, S. and Lee, P.J. ASC 2018 Seattle, Washington, United States October 28- November 2 (2018)
    6. ECCI characterization of dislocation evolution near grain boundaries and its effect on superconducting properties of SRF cavity Nb Wang, M.; Balachandran, S.; Chetri, S.; Polyanskii, A.; Lee, P.J.; Compton, C.C. and Bieler, T.R. MS&T Columbus, Ohio, United States October 14- October 18 (2018)

    2017

    1. Invited Talk- Exploration of Fundamental Metallurgical properties and Superconducting Correlations in SRF Nb coupons Balachandran, S.; Dhakal, P.; Chetri, S.; Polyanskii, A.A., Larbalestier, D.C.; Wang, M.; Bieler, T.R. and Lee, P.J. Jefferson Lab- Accelerator Seminar Series Jefferson Lab, Newport News, Virginia, United States May 18 (2017)
    2. Invited Oral - Hydrogen distribution and hydride precipitation in SRF Nb revealed by metallographic techniques Balachandran, S.; Dhakal, P.; Chetri, S.; Larbalestier, D.C. and Lee, P.J. SRF 2017 Lanzhou, China July 17-21 (2017)
    3. Impact of Heat Treatment and Impurity Doping on Flux Trapping in SRF Grade Niobium Coupons Chetri, S.; Dhakal, P.; Balachandran, S.; Larbalestier, D.C. and Lee, P.J. SRF 2017 Lanzhou, China July 17-21 (2017)
    4. Investigation of the Effect of Strategically Selected Grain Boundaries on Superconducting Properties of High Purity Niobium Wang, M.; Bieler, T.R.; Chetri, S.; Polyanskii, A.; Compton, C.; Balachandran, S. and Lee, P.J. SRF 2017 Lanzhou, China July 17-21 (2017)
    5. Dislocation substructures, and low temperature N doping impact on flux penetration and trapping in SRF Nb Balachandran, S.; Chetri, S.; Polyanskii, A.; Larbalestier, D.C. and Lee, P.J. EUCAS 2017 Geneva, Switzerland September 17-22 (2017)
    6. Summary of low temperature nitrogen doping study on SRF cavities Dhakal, P.; Ciovati, G.; Chetri, S.; Balachandran, S. and Lee, P.J. EUCAS 2017 Geneva, Switzerland September 17-22 (2017)
    7. Dependence of flux trapping and flux penetration on various treatments in SRF Nb Balachandran, S.; Polyanskii, A.; Chetri, S.; Wang, M.; Bieler, T.R.; Dhakal, P.; Larbalestier, D.C. and Lee, P.J. TTC Topical Workshop ‐ RF Superconductivity: Pushing Cavity Performance Limits Batavia, Illinois, United States November 15-17 (2017)

    2016

    1. Superconducting Properties of Nitrogen-Doped SRF Grade Niobium with Varied Post-Doping Electro-Polishing Treatments Chetri, S.; Balachandran, S.; Polyanskii, A.A.; Dhakal, P.; Larbalestier, D. and Lee, P.J. ASC 2014 Denver, Colorado, United States September 3-9 (2016)
    2. Correlations between hydride precipitation and microstructural features in Nb Balachandran, S.; Chetri, S.; Hartwig, K.T.; Larbalestier, D.C. and Lee, P.J. ASC 2016 Denver, Colorado, United States September 3-9 (2016)

    2015

    1. Large Grain CBMM Nb Ingot Slices: An Ideal Test Bed for Exploring the Microstructure-Electromagnetic Property Relationships Relevant to SRF Sung, Z.-H.; Lee, P.J.; Polyanskii, A.; Balachandran, S.; Chetri, S.; Larbalestier, D.C.; Wang, M.; Compton, C. and Bieler, T.R. AIP Conf. Proc., 1687, 020004 (2015)
    2. First observation of premature magnetic flux penetration on low angle grain boundaries (LAGBs) of mechanically deformed high purity single grain SRF Nb Sung, Z-H.; Wang, M.; Polyanskii, A.A.; Chetri, S.; Compton, C.C.; Larbalestier, D.C.; Bieler, T.R. and Lee, P.J. 17th International Conference on RF Superconductivity Whistler, BC, Canada September 13-18 (2015)
    3. Determination of Bulk and Surface Superconducting Properties of Nitrogen Doped Cold Worked, Heat Treated and Electropolished SRF Grade Niobium Chetri, S.; Sung, Z-H.; Dhakal, P.; Larbalestier, D.C. and Lee, P.J. 17th International Conference on RF Superconductivity Whistler, BC, Canada September 13-18 (2015)
    4. Large grain CBMM Nb ingot slices: An ideal test bed for exploring the microstructure-electromagnetic property relationships relevant to SRF Sung, Z.-H.; Lee, P.J.; Polyanskii, A.; Balachandran, S.; Chetri, S.; Larbalestier, D.C.; Wang, M.; Compton, C. and Bieler, T.R. Ingot Niobium CRADA Workshop Thomas Jefferson National Accelerator Facility, Newport News, Virginia, United States December 4 (2015)