465 citations · 1.2k across the 17 of their papers we have counts for
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Controllable pn junctions in threedimensional Dirac semimetal CdAs nanowires
Janice Ruth Bayogan, Kidong Park, Zhuo Bin Siu +11
We demonstrate a controllable pn junction in a threedimensional Dirac semimetal (DSM) CdAs nanowire with two recessed bottom gates. The device exhibits four different…
Quantum dots formed in three-dimensional Dirac semimetal CdAs nanowires
Minkyung Jung, Kenji Yoshida, Kidong Park +9
We demonstrate quantum dot (QD) formation in three-dimensional Dirac semimetal CdAs nanowires using two electrostatically tuned pn junctions with a gate and magnetic…
GHz nanomechanical resonator in an ultraclean suspended graphene p-n junction
Minkyung Jung, Peter Rickhaus, Simon Zihlmann +3
We demonstrate high-frequency mechanical resonators in ballistic graphene p-n junctions. Fully suspended graphene devices with two bottom gates exhibit ballistic bipolar behavior a…
Microwave Photodetection in an Ultraclean Suspended Bilayer Graphene pn Junction
Minkyung Jung, Peter Rickhaus, Simon Zihlmann +2
We explore the potential of bilayer graphene as a cryogenic microwave photodetector by studying the microwave absorption in fully suspended clean bilayer graphene pn junctions in t…
Electrolyte gate dependent high-frequency measurement of graphene field-effect transistor for sensing applications
W. Fu, M. El Abbassi, T. Hasler +8
We performed radiofrequency (RF) reflectometry measurements at 2.4 GHz on electrolyte-gated graphene field-effect transistors (GFETs) utilizing a tunable stub-matching circuit for…
Self-Assembled Nanowires with Giant Rashba-Type Band Splitting
Jewook Park, Sung Won Jung, Min-Cherl Jung +3
We investigated Pt-induced nanowires on the Si(110) surface using scanning tunneling microscopy (STM) and angle-resolved photoemission (ARP). High resolution STM images show a well…
A Radio Frequency Charge Parity Meter
M. D. Schroer, M. Jung, K. D. Petersson +1
We demonstrate a total charge parity measurement by detecting the radio frequency signal that is reflected by a lumped element resonator coupled to a single InAs nanowire double qu…
Circuit Quantum Electrodynamics with a Spin Qubit
K. D. Petersson, L. W. McFaul, M. D. Schroer +4
Circuit quantum electrodynamics allows spatially separated superconducting qubits to interact via a "quantum bus", enabling two-qubit entanglement and the implementation of simple…
Radio frequency charge sensing in InAs nanowire double quantum dots
M. Jung, M. D. Schroer, K. D. Petersson +1
We demonstrate charge sensing of an InAs nanowire double quantum dot (DQD) coupled to a radio frequency (rf) circuit. We measure the rf signal reflected by the resonator using homo…
Field Tuning the G-Factor in InAs Nanowire Double Quantum Dots
M. D. Schroer, K. D. Petersson, M. Jung +1
We study the effects of magnetic and electric fields on the g-factors of spins confined in a two-electron InAs nanowire double quantum dot. Spin sensitive measurements are performe…
Superconducting junction of a single-crystalline Au nanowire for an ideal Josephson device
Minkyung Jung, Hyunho Noh, Yong-Joo Doh +9
We report on the fabrication and measurements of a superconducting junction of a single-crystalline Au nanowire, connected to Al electrodes. Current-Voltage characteristic curve sh…
Spin-Related Current Suppression in a Semiconductor-Quantum-Dot Spin-Diode Structure
K. Hamaya, M. Kitabatake, K. Shibata +6
We experimentally study the transport features of electrons in a spin-diode structure consisting of a single semiconductor quantum dot (QD) weakly coupled to one nonmagnetic (NM) a…
Kondo effect in a semiconductor quantum dot coupled to ferromagnetic electrodes
K. Hamaya, M. Kitabatake, K. Shibata +7
Using a laterally-fabricated quantum-dot (QD) spin-valve device, we experimentally study the Kondo effect in the electron transport through a semiconductor QD with an odd number of…
Electric-field control of tunneling magnetoresistance effect in a Ni/InAs/Ni quantum-dot spin valve
K. Hamaya, M. Kitabatake, K. Shibata +6
We demonstrate an electric-field control of tunneling magnetoresistance (TMR) effect in a semiconductor quantum-dot (QD) spin-valve device. By using ferromagnetic Ni nano-gap elect…
Spin transport through a single self-assembled InAs quantum dot with ferromagnetic leads
K. Hamaya, S. Masubuchi, M. Kawamura +7
We have fabricated a lateral double barrier magnetic tunnel junction (MTJ) which consists of a single self-assembled InAs quantum dot (QD) with ferromagnetic Co leads. The MTJ show…