SCHOOL PQChips |

Schedule

Physics of Quantum Chips

Schedule

Below the schedule, one can find contents of lectures

Day 1 (Wednesday – 01.07)
9.45 – 10.30 Registration
10.30 – 11.00 Coffee
11.00 – 12.30 Lecture (C. Winkelman)
12.30 – 14.00 Lunch
14.00 – 15.30 Lecture (K. Snizhko)
15.30 – 16.00 Coffee
16.00 – 17.30 Lecture (J.-D. Pillet)
17.30 Welcome party at UG

Day 2 (Thursday – 02.07)
9.00 – 10.30 Lecture (K. Snizhko)
10.30 – 11.00 Coffee
11.00 – 12.30 Lecture (C. Winkelman)
12.30 – 14.00 Lunch
14.00 – 15.30 Lecture (J.-D. Pillet)
15.30 – 16.00 Coffee
16.00 – 18.30 Poster session with pierogi

Day 3 (Friday – 03.07)
9.00 – 10.30 Lecture (J. Pekola)
10.30 – 11.00 Coffee
11.00 – 12.30 Lecture (L. Bretheau)
12.30 – 14.00 Lunch
14.00 – 15.30 Lecture (C. Winkelman)
15.30 – 16.00 Coffee
16.00 – 17.30 Lecture (L. Bretheau)
17.30 Dinner at Montownia

Day 4 (Saturday – 04.07)
Free.

Suggestions for self-organized excursion: boat trip to Hel, trip to Malbork, or visit ECS

Day 5 (Sunday – 05.07)
9.00 – 10.30 Lecture (L. Bretheau)
10.30 – 11.00 Coffee
11.00 – 12.30 Lecture (A. Cleland)
12.30 – 14.00 Lunch
14.00 – 14.45 Lecture (A. Cleland)
14.45 – 15.30 Lecture (J.-D. Pillet)
15.30 – 16.00 Coffee
16.00 – 16.45 Lecture (J.-D. Pillet)
16.45 Hamburgers at Oliwa

Day 6 (Monday – 06.07)
9.00 – 10.30 Lecture (J.-D. Pillet)
10.30 – 11.00 Coffee
11.00 – 12.30 Lecture (A. Cleland)
12.30 – 14.00 Lunch
14.00 – 14.45 Lecture (A. Cleland)
14.45 – 15.30 Lecture (K. Snizhko)
15.30 – 16.00 Coffee
16.00 – 16.45 Lecture (K. Snizhko)
16.45 – 18.30 Poster session with pizza

Day 7 (Tuesday – 07.07)
9.00 – 10.30 Lecture (D. Ferraro)
10.30 – 11.00 Coffee
11.00 – 12.30 Lecture (K. Snizhko)
12.30 – 14.00 Lunch
14.00 – 15.30 Lecture (M. Łobejko)
15.30 – 16.00 Coffee
16.45 Dinner at Olivia Star

Day 8 (Wednesday – 08.07)
9.00 – 10.30 Lecture (D. Ferraro)
10.30 – 11.00 Coffee
11.00 – 12.30 Lecture (M. Łobejko)
12.30 – 14.00 Lunch

Contents (lecturers in alphabetical order):

Landry Bretheau

Mesoscopic Superconductivity and Andreev Reflection, 2×45 min
Josephson Effect and Andreev Bound States , 2×45 min
Quantum Dynamics of Hybrid Josephson Junctions, including Andreev qubits, 2×45 min

Andrew Cleland

Introduction to superconducting qubits, 3×45 min
Experimentalist’s view of acoustic qubits 3×45 min

Dario Ferraro

How to quantize electronics: Lagrangian-Hamiltonian approach to electronic circuits, 2×45 min
Quantum description of resistor: Caldeira Leggett model, 2×45 min

Marcin Łobejko

From electronics to quantum Hamiltonian, case study: coupling of superconducting qubit with resonator, 2×45 min
Four way mixing and its application to quantum thermal machines on superconducting chips, 2×45 min

Jean-Damien Pillet

Superconductivity in Quantum Dots (Theory and Experiments):

How do we measure a superconducting qubit? A practical introduction, 2×45 min
Andreev bound states in non-interacting quantum dots, 2×45 min
Interplay between superconducting pairing and Coulomb repulsion, 2×45 min
Andreev states and nonlocal Josephson effect in multiterminal quantum dots, 2×45 min

Jukka Pekola

Thermometry in mesoscopic physics: selective overview and case study, 2×45 min

Kyrylo Snizhko
Integer quantum Hall effect and KWANT software for simulating many-body systems, 8×45 min

Lecture 1. Intro to classical and quantum Hall effect. Landau levels. 2×45 min
Problem set 1. Making sense of Landau levels.

Lecture 2. Edge states of quantum Hall systems. 2×45
Problem set 2. Landau levels in confining potentials. Edge states.

Q&A session: Discussing problems from sets 1 and 2. Installing KWANT. 2×45

Lecture 3. Simulating condensed matter systems with KWANT.
Problem set 3. Exploring quantum Hall physics with KWANT.

Clemens Winkelmann

I Tunneling into superconductors, 2×45 min

1.1 Superconductors: hamiltonian, BCS ground state, excitations, gauge invariance

1.2 NIS junction: Fermi golden rule, quasiparticle current, energy current, Andreev current

1.3 SIS junction: Josephson effect, Ambegaokar-Baratof

1.4 Voltage-biased SIS junction: P(E) theory

II Proximity Josephson junctions, 2×45 min

2.1 Flux quantization in a superconducting loop, SQUID

2.2 Proximity effect in a normal metal, Usadel, temperature dependence of switching current

2.2 SNIS junctions and the SQUIPT

III Applications of superconducting junctions to heat detectors, 2×45 min

3.1 From dc to time-resolved thermometry

3.2 Matching RF circuits

3.3 Microwave heat detectors

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