694 citations · 2.5k across the 25 of their papers we have counts for
25 papers
Nontrivial Boundary-Mediated Superconducting Transport in a TRSB Topological Iron-Based Superconductor
Wenyao Liu, Gabriel Natale, Camron Farhang +22
The interplay of superconductivity, band topology, and spontaneous time-reversal-symmetry breaking (TRSB) is expected to enable topological superconducting boundary states. FeTe0.5…
Materials and devices for fundamental quantum science and quantum technologies
Marco Polini, Francesco Giazotto, Kin Chung Fong +14
Technologies operating on the basis of quantum mechanical laws and resources such as phase coherence and entanglement are expected to revolutionize our future. Quantum technologies…
Revealing the ultra-sensitive calorimetric properties of supercon-ducting magic-angle twisted bilayer graphene
G. Di Battista, P. Seifert, K. Watanabe +4
The allegedly unconventional superconducting phase of magic-angle twisted bilayer graphene (MATBG)1 has been predicted to possess extraordinary thermal properties, as it is formed…
Josephson-junction infrared single-photon detector
Evan D. Walsh, Woochan Jung, Gil-Ho Lee +9
Josephson junctions (JJs) are ubiquitous superconducting devices, enabling high sensitivity magnetometers and voltage amplifiers, as well as forming the basis of high performance c…
Ultra-fast calorimetric measurements of the electronic heat capacity of graphene
Mohammed Ali Aamir, John N. Moore, Xiaobo Lu +4
Heat capacity is an invaluable quantity in condensed matter physics, yet it has been so far experimentally inaccessible in two-dimensional (2D) van der Waals (vdW) materials, owing…
GLIMPSE: Graphene-based super-Light Invisible Matter Particle SEarch
Doojin Kim, Jong-Chul Park, Gil-Ho Lee +1
We propose a new dark-matter detection strategy that will potentially enable the search for super-light dark matter keV, improving the minimum detectable mass by mo…
Magic-angle bilayer graphene nano-calorimeters -- towards broadband, energy-resolving single photon detection
P. Seifert, X. Lu, P. Stepanov +5
Because of the ultra-low photon energies in the mid-infrared and terahertz frequencies, in these bands photodetectors are notoriously underdeveloped, and broadband single photon de…
Evidence of Higher Order Topology in Multilayer WTe from Josephson Coupling through Anisotropic Hinge States
Yong-Bin Choi, Yingming Xie, Chui-Zhen Chen +12
The noncentrosymmetric Td-WTe, previously known as a type-II Weyl semimetal, is expected to have higher order topological phases with topologically protected, helical one-dimen…
Graphene-based Josephson junction microwave bolometer
Gil-Ho Lee, Dmitri K. Efetov, Woochan Jung +8
Sensitive microwave detectors are critical instruments in radioastronomy, dark matter axion searches, and superconducting quantum information science. The conventional strategy tow…
Kinetic Inductance Traveling Wave Amplifiers For Multiplexed Qubit Readout
Leonardo Ranzani, Mustafa Bal, Kin Chung Fong +7
We describe a kinetic inductance traveling-wave (KIT) amplifier suitable for superconducting quantum information measurements and characterize its wideband scattering and noise pro…
A Proposal to Detect Dark Matter Using Axionic Topological Antiferromagnets
David J. E. Marsh, Kin-Chung Fong, Erik W. Lentz +2
Antiferromagnetically doped topological insulators (A-TI) are among the candidates to host dynamical axion fields and axion-polaritons; weakly interacting quasiparticles that are a…
Asymmetric Josephson Effect in Inversion Symmetry Breaking Topological Materials
Chui-Zhen Chen, James Jun He, Mazhar Ali +3
Topological materials which possess topologically protected surface states have attracted much attention in recent years. In this work, we study the critical current of superconduc…
Impact of contact resistance in Lorenz number measurements
Kin Chung Fong
We analyze the effect of contact resistance on the Lorenz number measurement based on direct electronic thermal conductivity experiments. The contact resistance can significantly l…
Fast thermal relaxation in cavity-coupled graphene bolometers with a Johnson noise read-out
D. K. Efetov, R. -J. Shiue, Y. Gao +10
Since the invention of the bolometer, its main design principles relied on efficient light absorption into a low-heat-capacity material and its exceptional thermal isolation from t…
Hydrodynamics of electrons in graphene
Andrew Lucas, Kin Chung Fong
Generic interacting many-body quantum systems are believed to behave as classical fluids on long time and length scales. Due to rapid progress in growing exceptionally pure crystal…
Graphene-based Josephson junction single photon detector
Evan D. Walsh, Dmitri K. Efetov, Gil-Ho Lee +6
We propose to use graphene-based Josephson junctions (gJjs) to detect single photons in a wide electromagnetic spectrum from visible to radio frequencies. Our approach takes advant…
Frictional magneto-Coulomb drag in graphene double-layer heterostructure
Xiaomeng Liu, Lei Wang, Kin Chung Fong +7
Coulomb interaction between two closely spaced parallel layers of electron system can generate the frictional drag effect by interlayer Coulomb scattering. Employing graphene doubl…
Transport in inhomogeneous quantum critical fluids and in the Dirac fluid in graphene
Andrew Lucas, Jesse Crossno, Kin Chung Fong +2
We develop a general hydrodynamic framework for computing direct current thermal and electric transport in a strongly interacting finite temperature quantum system near a Lorentz-i…
Observation of the Dirac fluid and the breakdown of the Wiedemann-Franz law in graphene
Jesse Crossno, Jing K. Shi, Ke Wang +9
Interactions between particles in quantum many-body systems can lead to collective behavior described by hydrodynamics. One such system is the electron-hole plasma in graphene near…
Development of high frequency and wide bandwidth Johnson noise thermometry
Jesse Crossno, Xiaomeng Liu, Thomas A. Ohki +2
We develop a high frequency, wide bandwidth radiometer operating at room temperature, which augments the traditional technique of Johnson noise thermometry for nanoscale thermal tr…
Observation of Pure Spin Transport in a Diamond Spin Wire
J. Cardellino, N. Scozzaro, M. R. Herman +6
Spin transport electronics - spintronics - focuses on utilizing electron spin as a state variable for quantum and classical information processing and storage. Some insulating mate…
Measurement of the electronic thermal conductance channels and heat capacity of graphene at low temperature
K. C. Fong, Emma Wollman, Harish Ravi +5
The ability to transport energy is a fundamental property of the two-dimensional Dirac fermions in graphene. Electronic thermal transport in this system is relatively unexplored an…
Ultra-sensitive and Wide Bandwidth Thermal Measurements of Graphene at Low Temperatures
Kin Chung Fong, Keith Schwab
Graphene is a material with remarkable electronic properties and exceptional thermal transport properties near room temperature, which have been well examined and understood. Howev…
Spin Lifetime in Small Electron Spin Ensembles Measured by Magnetic Resonance Force Microscopy
Kin Chung Fong, Micheal R. Herman, Palash Banerjee +2
Magnetic Resonance Force Microscopy can enable nanoscale imaging of spin lifetime. We report temperature dependent measurements of the spin correlation time of the statistica…