Superconducting Materials: Tantalum Films
FOCUS · MAR-P05 · ID: MAR-P05
Presentations
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Millisecond lifetimes and coherence times in 2D transmon qubits
Invited-In-person · Invited
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Presenters
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Faranak Bahrami
- Princeton University
Authors
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Faranak Bahrami
- Princeton University
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Matthew Bland
- Princeton University
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Jeronimo Martinez
- Princeton University
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Paal Prestegaard
- Princeton University
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Basil Smitham
- Princeton University
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Atharv Joshi
- Princeton University
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Elizabeth Hedrick
- Princeton University
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Shashwat Kumar
- Princeton University
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Ambrose Yang
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Alexander Pakpour-Tabrizi
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Apoorv Jindal
- Princeton University
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Ray Chang
- Princeton University
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Guangming Cheng
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Nan Yao
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Robert Cava
- Princeton University
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Nathalie de Leon
- Princeton University
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Andrew Houck
- Princeton University
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Ultra-high-Q α-Tantalum resonators on 300-mm silicon wafers
Oral-In-person
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Presenters
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Rohith Acharya
- IMEC
Authors
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Rohith Acharya
- IMEC
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Daniel Perez Lozano
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Tsvetan Ivanov
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Shana Massar
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Christa Vrancken
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Yann Canvel
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Yanan Li
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A. M. Vadiraj
- imec
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Massimo Mongillo
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Danny Wan
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Anton Potocnik
- IMEC
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Kristiaan DeGreve
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Room-Temperature-Compatible α-Tantalum Growth on Niobium-Seeded Silicon for Low-Loss Superconducting Circuits
Oral-In-person
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Presenters
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Nichae Adnan
- New York University (NYU)
Authors
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Nichae Adnan
- New York University (NYU)
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Maryam Barzegar
- New York University (NYU)
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Ido Levy
- New York University (NYU)
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Arunav Bordoloi
- New York University (NYU)
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Frederik Knudsen
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Logan Kusher
- New York University
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Patrick Strohbeen
- New York University (NYU)
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Axel Leblanc
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David Perconte
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jechiel van Dijk
- New York University
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Lukas Baker
- New York University (NYU)
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Melissa Mikalsen
- New York University (NYU)
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Jacob Issokson
- New York University
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Javad Shabani
- New York University
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Deposition and Characterization of Superconducting Tantalum/Aluminum Bilayers
Oral-In-person
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Presenters
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Kevin Grossklaus
- MIT Lincoln Laboratory
Authors
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Kevin Grossklaus
- MIT Lincoln Laboratory
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Felipe Contipelli
- MIT Lincoln Laboratory
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Kunal Tiwari
- MIT Lincoln Laboratory
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Christopher O'Connell
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Serra Erdamar
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Benjamin Freiman
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Alec Emser
- MIT Lincoln Laboratory
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Michael Gingras
- MIT Lincoln Laboratory
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Bethany Niedzielski
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Dan Calawa
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Mollie Schwartz
- MIT Lincoln Laboratory
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Kyle Serniak
- MIT Lincoln Laboratory
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Characterization of room temperature-grown Tantalum superconducting films with an Aluminum buffer layer
Oral-In-person
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Presenters
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Chung-Ting Ke
- Academia Sinica
Authors
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Zhen-Wei Xu
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Wei-Lun Peng
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Chen-Hsun Ma
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Jun-Yi Tsai
- Research Center for Critical Issues, Academia Sinica
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Chii-Dong Chen
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Yung-Fu Chen
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Cen-Shawn Wu
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Chung-Ting Ke
- Academia Sinica
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Improving Performance of Tantalum Resonators through Deposition, Part I
Oral-In-person
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Presenters
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Lingda Kong
- Cornell University
Authors
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Lingda Kong
- Cornell University
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Maciej Olszewski
- Cornell University
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Simon Reinhardt
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Daniel Tong
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Shiling Du
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Haoran Lu
- Cornell University
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Saswata Roy
- Cornell University
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Aleksandra Biedron
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David Muller
- Cornell University
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Valla Fatemi
- Cornell University
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Improving Performance of Tantalum Resonators through Deposition, Part II
Oral-In-person
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Presenters
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Maciej Olszewski
- Cornell University
Authors
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Maciej Olszewski
- Cornell University
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Lingda Kong
- Cornell University
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Simon Reinhardt
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Daniel Tong
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Shilling Du
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Haoran Lu
- Cornell University
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Saswata Roy
- Cornell University
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Aleksandra Biedron
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David Muller
- Cornell University
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Valla Fatemi
- Cornell University
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Passivating High-Quality Tantalum Resonators with Self Assembled Monolayers (SAMs)
Oral-In-person
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Publication: M. P. Bland, F. Bahrami, J. G. C. Martinez, P. H. Prestegaard, B. M. Smitham, A. Joshi, E. Hedrick, A. Pakpour-Tabrizi, S. Kumar, A. Jindal, R. D. Chang, A. Yang, G. Cheng, N. Yao, R. J. Cava, N. P. de Leon, and A. A. Houck, "2d transmons with lifetimes and coherence times exceeding 1 millisecond," arXiv preprint, Mar. 2025. arXiv: to be assigned.
K. D. Crowley, R. A. McLellan, A. Dutta, N. Shumiya, A. P. Place, X. H. Le, Y. Gang, T. Madhavan, M. P. Bland, R. Chang, N. Khedkar, Y. C. Feng, E. A. Umbarkar, X. Gui, L. V. Rodgers, Y. Jia, M. M. Feldman, S. A. Lyon, M. Liu, R. J. Cava, A. A. Houck, and N. P. de Leon, "Disentangling losses in tantalum superconducting circuits," Physical Review X, vol. 13, Oct. 2023.
M. Alghadeer, A. Banerjee, A. Hajr, H. Hussein, H. Fariborzi, and S. G. Rao, "Surface passivation of niobium superconducting quantum circuits using self-assembled monolayers," ACS Applied Materials & Interfaces, vol. 15, no. 1, pp. 2319–2328, 2023. PMID: 36573579.Presenters
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Maxwel Lee
- Princeton University
Authors
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Maxwel Lee
- Princeton University
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Faranak Bahrami
- Princeton University
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Ray Chang
- Princeton University
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Elizabeth Hedrick
- Princeton University
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Danny Thach
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Nathalie de Leon
- Princeton University
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Andrew Houck
- Princeton University
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Study of high 𝑸<sub>i</sub> tantalum resonators for superconducting qubit implementation.
Oral-In-person · Withdrawn
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Publication: [1] R. Dassonneville et al, Phys. Rev. X 10, 011045 (2020).
[2] C. Mori, V. Milchakov, et al., High-power readout of a transmon qubit using a nonlinear coupling, arXiv2507.03642.
Presenters
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Olivier Buisson
- CNRS & Universite Grenoble Alpes
Authors
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Francesca D'Esposito
- Néel
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Olivier Buisson
- CNRS & Universite Grenoble Alpes
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Cyril Mori
- Institut Neel
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Lucas Ruela
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Giulio Cappelli
- Université Grenoble Alpes, CNRS, Grenoble INP, Institut Néel
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Shelender Kumar
- Institut Néel
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Vishnu Narayanan Suresh
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Dorian NICOLAS
- Néel Institut, CNRS, Grenoble Alpes University
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Waël Ardati
- Univ. Grenoble Alpes, CNRS, Grenoble INP, Institut Néel
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Jean Samuel Tettekpoe
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Eric Mossang
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Nicolas Roch
- Institut Neel
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Quentin Ficheux
- University of Maryland, College Park
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Julien Renard
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Francisco Rouxinol
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Wiebke Hash-Guichard
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Cécile Naud
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Thierry Crozes
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Bruno Fernandez
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Simon LE-DENMAT
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Frequency-dependent two-level system loss in tantalum superconducting resonators
Oral-In-person
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Presenters
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Graham Norris
- AWS Center for Quantum Computing
Authors
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Graham Norris
- AWS Center for Quantum Computing
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Cliff Chen
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Zhuoxian Wang
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Rohan Sanil
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Adrian Llanos
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David Perello
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Ignace Jarrige
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Hesam Moradinejad
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Yuki Sato
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Matt Matheny
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Jiansong Gao
- AWS Center for Quantum Computing
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Impact of Annealing on Superconducting Properties of Tantalum Thin Film
Oral-In-person
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Presenters
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Maithilee Shinde
- Illinois Institute of Technology
Authors
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Maithilee Shinde
- Illinois Institute of Technology
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Zuhawn Sung
- Fermi National Accelerator Laboratory (FNAL)
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Jaeyel Lee
- Fermi National Accelerator Laboratory
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Mustafa Bal
- Fermi National Accelerator Laboratory (Fermilab)
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Francesco Crisa
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Sabrina Garattoni
- Fermilab
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John Zasadzinski
- Illinois Institute of Technology
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Akshay Murthy
- Fermi National Accelerator Laboratory (Fermilab)
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Eliminating surface oxides of superconducting circuits with Damascene fabrication
Oral-In-person
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Presenters
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Ray Chang
- Princeton University
Authors
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Ray Chang
- Princeton University
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Alexander Pakpour-Tabrizi
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Matthew Bland
- Princeton University
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Faranak Bahrami
- Princeton University
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Bert Harrop
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Andrew Houck
- Princeton University
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Nathalie de Leon
- Princeton University
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GPU-Accelerated, Differentiable Fitting of Transient Correlation Functions for Resonator Characterization
Oral-In-person
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Presenters
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Roberto Negrin
- ALICE & BOB
Authors
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Roberto Negrin
- ALICE & BOB
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