Superconducting Materials: Metal Nitrides and Interface Studies

Presentations

• Probing Microstructure, Superconducting Properties and Disorder in NbN Thin Films Using Kinetic Inductance Devices

  ORAL

  March 19, 2026, 12:00 PM – March 19, 2026, 12:12 PM

  Presenters

  • Mythili Surendran

    • Lawrence Berkeley National Laboratory

  Authors

  • Mythili Surendran

    • Lawrence Berkeley National Laboratory

  • Yashwanth Balaji

    • Lawrence Berkeley National Laboratory

  • Zi-Huai Zhang

    • University of California, Berkeley
    • University of California, Berkeley and Lawrence Berkeley National Laboratory
    • Princeton University

  • Xinran Li

    • Lawrence Berkeley National Laboratory

  • Alexander Herman

    • Lawrence Berkeley National Laboratory
    • Lawrence Berkeley National Laboratory, University of California Berkeley

  • Aidar Kemelbay

    • Lawrence Berkeley National Laboratory

  • Arian Gashi

    • Lawrence Berkeley National Laboratory
    • Lawrence Berkeley National Lab

  • Alp Sipahigil

    • University of California, Berkeley
    • University of California, Berkeley and Lawrence Berkeley National Laboratory

  • Aeron T Hammack

    • Lawrence Berkeley National Labs

  • Shaul Aloni

    • Lawrence Berkeley National Laboratory
    • Lawrence Berkeley National Lab

  • Adam Schwartzberg

    • Angstrom Engineering Inc.
    • Lawrence Berkeley National Laboratory
    • Lawrence Berkeley National Lab

  View abstract →

• High-Quality-Factor High-Kinetic-Inductance Superconducting NbN Resonators for use in Strong Magnetic Fields

  ORAL

  March 19, 2026, 12:12 PM – March 19, 2026, 12:24 PM

  Presenters

  • Yannick Lapointe

    • Université de Sherbrooke

  Authors

  • Yannick Lapointe

    • Université de Sherbrooke

  • Idris Aboubakari

    • Université de Sherbrooke

  • nicolas bourlet

    • Université de Sherbrooke

  • Max Hofheinz

    • Université de Sherbrooke

  • Eva Dupont-Ferrier

    • Université de Sherbrooke

  View abstract →

• Revisiting the instability and superconductivity of 𝛿-NbN from First-Principles

  ORAL

  March 19, 2026, 12:24 PM – March 19, 2026, 12:36 PM

  Presenters

  • Musa A Hussien

    • Lawrence Berkeley National Laboratory

  Authors

  • Musa A Hussien

    • Lawrence Berkeley National Laboratory

  • Mythili Surendran

    • Lawrence Berkeley National Laboratory

  • Yashwanth Balaji

    • Lawrence Berkeley National Laboratory

  • Shaul Aloni

    • Lawrence Berkeley National Laboratory
    • Lawrence Berkeley National Lab

  • Adam Schwartzberg

    • Angstrom Engineering Inc.
    • Lawrence Berkeley National Laboratory
    • Lawrence Berkeley National Lab

  • Sinéad M Griffin

    • Lawrence Berkeley National Laboratory

  View abstract →

• Evaluating microwave loss associated with disordered superconductors

  ORAL

  March 19, 2026, 12:36 PM – March 19, 2026, 12:48 PM

  Presenters

  • Sam Cross

    • University of Illinois at Urbana-Champaign

  Authors

  • Sam Cross

    • University of Illinois at Urbana-Champaign

  • Kaushik Singirikonda

    • University of Illinois at Urbana-Champaign

  • Michael Mollenhauer

    • University of Illinois at Urbana-Champaign

  • Jinwoong Kim

    • University of Illinois at Urbana-Champaign

  • Rafael S Goncalves

    • University of Illinois at Urbana-Champaign

  • Wolfgang Pfaff

    • University of Illinois at Urbana-Champaign

  View abstract →

• Zr-Ti-N alloys for superconducting resonators

  ORAL

  March 19, 2026, 12:48 PM – March 19, 2026, 1:00 PM

  Presenters

  • Rohit K Pant

    • University of Maryland College Park

  Authors

  • Rohit K Pant

    • University of Maryland College Park

  • Ashish Alexander

    • University of Maryland College Park

  • Dmitri Krymski

    • University of Maryland College Park

  • Christopher J K Richardson

    • Laboratory for Physical Sciences (LPS)

  View abstract →

• Sub-Ångstrom imaging and 3D characterization of interface dislocations in epitaxial superconducting nitride films on sapphire using multislice electron ptychography

  ORAL

  March 19, 2026, 1:00 PM – March 19, 2026, 1:12 PM

  Publication: Planned paper submission to APL: "3D Imaging of Dislocations in TiN Thin Film on Sapphire using Multislice Electron Ptychography"

  Presenters

  • Clara Chung

    • Cornell University

  Authors

  • Clara Chung

    • Cornell University

  • Anand Ithepalli

    • Cornell University

  • Naomi Pieczulewski

    • Cornell University

  • Steven E Zeltmann

    • Cornell University

  • Chia-Hao Lee

    • Cornell University

  • Keun-yeol Park

    • Seoul National University

  • Celesta S Chang

    • Seoul National University

  • Debdeep Jena

    • Cornell University

  • David Anthony Muller

    • Cornell University

  View abstract →

• Impact of substrate and resonator surface treatments on microwave loss of high-Q titanium nitride superconducting resonators

  ORAL

  March 19, 2026, 1:12 PM – March 19, 2026, 1:24 PM

  Presenters

  • Ashish Alexander

    • University of Maryland College Park

  Authors

  • Ashish Alexander

    • University of Maryland College Park

  • Rohit K Pant

    • University of Maryland College Park

  • Austin M Thomas

    • University of Maryland College Park

  • Jason T Dong

    • University of Maryland
    • University of Maryland, College Park and Laboratory for Physical Sciences
    • Laboratory for Physical Sciences (LPS)
    • University of California, Santa Barbara

  • Kasra Sardashti

    • University of Maryland
    • University of Maryland College Park
    • University of Maryland, College Park
    • University of Maryland, College Park and Laboratory for Physical Sciences
    • Laboratory for Physical Sciences (LPS)

  • Christopher J K Richardson

    • Laboratory for Physical Sciences (LPS)

  View abstract →

• Metal-Substrate Interface Probing for High-Coherence Super-Semi Devices

  ORAL

  March 19, 2026, 1:24 PM – March 19, 2026, 1:36 PM

  Presenters

  • Logan Kushner

    • New York University
    • New York University (NYU)

  Authors

  • Logan Kushner

    • New York University
    • New York University (NYU)

  • Patrick Strohbeen

    • New York University

  • Krishna Dindial

    • New York University (NYU)

  • Lukas Baker

    • New York University (NYU)

  • Arunav Bordoloi

    • University of Maryland College Park
    • New York University (NYU)
    • New York University

  • Nichae Adnan

    • New York University (NYU)

  • Frederik Knudsen

    • New York University

  • Maryam Barzegar

    • New York University (NYU)

  • Alvin Wang

    • New York University

  • Axel Leblanc

    • New York University (NYU)

  • Ido Levy

    • New York University (NYU)

  • Zihua Zhu

    • Pacific Northwest National Laboratory

  • Yingge Du

    • Pacific Northwest National Laboratory

  • Javad Shabani

    • New York University

  View abstract →

• Interface-sensitive microwave loss in tantalum films grown on sapphire for superconducting device application

  ORAL · Invited

  March 19, 2026, 1:36 PM – March 19, 2026, 2:12 PM

  Publication: [1] McFadden et al., Phys. Rev. Materials 9, 096201 (2025)

  Presenters

  • Tony McFadden

    • National Institute of Standards and Technology Boulder
    • National Institute of Standards and Technology
    • National Institute of Standards and Technology, Boulder CO 80305
    • National Institute of Standards and Technology, Boulder, Colorado 80305, USA
    • National Institute of Standards and Technology (NIST)
    • University of California, Santa Barbara
    • National Institute of Standards and Technology, Boulder

  Authors

  • Tony McFadden

    • National Institute of Standards and Technology Boulder
    • National Institute of Standards and Technology
    • National Institute of Standards and Technology, Boulder CO 80305
    • National Institute of Standards and Technology, Boulder, Colorado 80305, USA
    • National Institute of Standards and Technology (NIST)
    • University of California, Santa Barbara
    • National Institute of Standards and Technology, Boulder

  • Jinsu Oh Oh

    • Ames National Laboratory
    • Department of Materials Science and Engineering, University of Virginia, Charlottesville, VA 22904
    • Ames Laboratory

  • Lin Zhou

    • Department of Materials Science and Engineering, University of Virginia, Charlottesville, VA 22904
    • University of Virginia, Charlottesville

  • Bicky Singh Moirangthem

    • Ames National Laboratory, Iowa State University
    • Iowa State University

  • Kamal R Joshi

    • Iowa State University
    • Ames National Laboratory

  • Amlan Datta

    • Ames National Laboratory, Iowa State University

  • Matthew J Kramer

    • Ames National Laboratory
    • Ames Laboratory, Ames IA 50011
    • Ames Laboratory

  • Makariy A. Tanatar

    • Ames National Laboratory

  • Ruslan Prozorov

    • Ames National Laboratory

  • Wei-Ren Syong

    • University of Colorado, Boulder

  • Corey Rae H McRae

    • University of Colorado Boulder
    • University of Colorado, Boulder

  • Trevyn F.Q. F Larson

    • National Institute of Standards and Technology Boulder
    • National Institute of Standards and Technology
    • University of Colorado
    • University of Colorado Boulder, National Institute of Standards and Technology
    • University of Colorado Boulder, National Institute of Standards and Technology Boulder

  • Florent Lecocq

    • National Institute of Standards and Technology, University of Colorado Boulder
    • National Institute of Standards and Technology
    • National Institute of Standards and Technology Boulder
    • National Institute of Standards and Technology, Boulder, Colorado 80305, USA
    • National Institute of Standards and Technology Boulder, University of Colorado Boulder

  • Ray W Simmonds

    • National Institute of Standards and Technology, University of Colorado Boulder
    • National Institute of Standards and Technology
    • National Institute of Standards and Technology Boulder
    • The Global Coherence Project

  View abstract →

• Superconducting gap spectroscopy in Ta films with different Ta/Sapphire interfaces

  ORAL

  March 19, 2026, 2:12 PM – March 19, 2026, 2:24 PM

  Presenters

  • Bicky Singh Moirangthem

    • Ames National Laboratory, Iowa State University
    • Iowa State University

  Authors

  • Bicky Singh Moirangthem

    • Ames National Laboratory, Iowa State University
    • Iowa State University

  • Kamal R Joshi

    • Iowa State University
    • Ames National Laboratory

  • Tony McFadden

    • National Institute of Standards and Technology Boulder
    • National Institute of Standards and Technology
    • National Institute of Standards and Technology, Boulder CO 80305
    • National Institute of Standards and Technology, Boulder, Colorado 80305, USA
    • National Institute of Standards and Technology (NIST)
    • University of California, Santa Barbara
    • National Institute of Standards and Technology, Boulder

  • Ray W Simmonds

    • National Institute of Standards and Technology, University of Colorado Boulder
    • National Institute of Standards and Technology
    • National Institute of Standards and Technology Boulder
    • The Global Coherence Project

  • Florent Lecocq

    • National Institute of Standards and Technology, University of Colorado Boulder
    • National Institute of Standards and Technology
    • National Institute of Standards and Technology Boulder
    • National Institute of Standards and Technology, Boulder, Colorado 80305, USA
    • National Institute of Standards and Technology Boulder, University of Colorado Boulder

  • Amlan Datta

    • Ames National Laboratory, Iowa State University

  • Makariy A. Tanatar

    • Ames National Laboratory

  • Ruslan Prozorov

    • Ames National Laboratory

  View abstract →

• Impact of Growth Conditions on Material Properties and Superconducting Resonator Losses Using Sputtered Ta and Nb Films

  ORAL

  March 19, 2026, 2:24 PM – March 19, 2026, 2:36 PM

  Presenters

  • Daniel Rocha Aguilera

    • INAOE, Massachusetts Institute of Technology

  Authors

  • Daniel Rocha Aguilera

    • INAOE, Massachusetts Institute of Technology

  • Chia-Chin Tsai

    • Massachusetts Institute of Technology

  • Farid Hassani Bijarbooneh

    • Massachusetts Institute of Technology

  • Max Hays

    • Massachusetts Institute of Technology

  • Jeffrey A Grover

    • Massachusetts Institute of Technology

  • William D Oliver

    • Massachusetts Institute of Technology

  View abstract →

• Superconductivity in sputtered rhenium films on silicon

  ORAL

  March 19, 2026, 2:36 PM – March 19, 2026, 2:48 PM

  Presenters

  • Ishan Narra

    • Yale University

  Authors

  • Ishan Narra

    • Yale University

  • Yanhao Wang

    • Yale University

  • Heekun Nho

    • Yale University

  • Luigi Frunzio

    • Yale University

  • Robert J Schoelkopf

    • Yale University

  View abstract →