Single-electron current sources: Toward a refined definition of the ampere

JP Pekola, OP Saira, VF Maisi, A Kemppinen… - Reviews of Modern …, 2013 - APS
The control of electrons at the level of the elementary charge e was demonstrated
experimentally already in the 1980s. Ever since, the production of an electrical current ef, or …

Non-adiabatic quantized charge pumping with tunable-barrier quantum dots: a review of current progress

B Kaestner, V Kashcheyevs - Reports on Progress in Physics, 2015 - iopscience.iop.org
Precise manipulation of individual charge carriers in nanoelectronic circuits underpins
practical applications of their most basic quantum property—the universality and invariance …

Milestones toward Majorana-based quantum computing

D Aasen, M Hell, RV Mishmash, A Higginbotham… - Physical Review X, 2016 - APS
We introduce a scheme for preparation, manipulation, and read out of Majorana zero modes
in semiconducting wires with mesoscopic superconducting islands. Our approach …

Weyl josephson circuits

V Fatemi, AR Akhmerov, L Bretheau - Physical Review Research, 2021 - APS
We introduce Weyl Josephson circuits: small Josephson junction circuits that simulate Weyl
band structures. We first formulate a general approach to design circuits that are analogous …

Hybrid single-electron transistor as a source of quantized electric current

JP Pekola, JJ Vartiainen, M Möttönen, OP Saira… - Nature Physics, 2008 - nature.com
The basis of synchronous manipulation of individual electrons in solid-state devices was laid
by the rise of single electronics about two decades ago,,. Ultrasmall structures in a low …

Transconductance quantization in a topological Josephson tunnel junction circuit

L Peyruchat, J Griesmar, JD Pillet, ÇÖ Girit - Physical Review Research, 2021 - APS
Superconducting circuits incorporating Josephson tunnel junctions are widely used for
fundamental research as well as for applications in fields such as quantum information and …

Experimental determination of the Berry phase in a superconducting charge pump

M Möttönen, JJ Vartiainen, JP Pekola - Physical review letters, 2008 - APS
We present the first measurements of the Berry phase in a superconducting Cooper pair
pump. A fixed amount of Berry phase is accumulated to the quantum-mechanical ground …

Parallel pumping of electrons

VF Maisi, YA Pashkin, S Kafanov, JS Tsai… - New Journal of …, 2009 - iopscience.iop.org
We present the simultaneous operation of ten single-electron turnstiles leading to one order
of magnitude increase in current level up to 100 pA. Our analysis of device uniformity and …

Thermal-error regime in high-accuracy gigahertz single-electron pumping

R Zhao, A Rossi, SP Giblin, JD Fletcher, FE Hudson… - Physical Review …, 2017 - APS
Single-electron pumps based on semiconductor quantum dots are promising candidates for
the emerging quantum standard of electrical current. They can transfer discrete charges with …

Thouless pumping in Josephson junction arrays

S Athanasiou, IE Nielsen, MM Wauters, M Burrello - SciPost Physics, 2024 - scipost.org
Recent advancements in fabrication techniques have enabled unprecedented clean
interfaces and gate tunability in semiconductor-superconductor heterostructures. Inspired by …