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#REDIRECT [[MULTIPHOTONICS_(2024)]]
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The first '''''MULTIPHOTONICS''''' meeting took place in [[München]] on {{thesedays|4|5|July|2024}} with the support of [[Elena del Valle]]'s [[Hans Fischer Fellowship]] of the [[IAS]] at [[TUM]].
 
<center><wz tip="MULTIPHOTONICS 2024 participants.">[[File:MULTIPHOTONICS-2024-66.jpg|700px]]</wz></center>
 
This was organised by the HF-focused group [https://www.ias.tum.de/ias/del-valle-elena/  Novel quantum-light sources] composed of [[Kai Müller]], [[Sang Kyu Kim]] and Elena del Valle.
 
Scientific secretaries: Sang Kyu Kim and [[Eduardo Zubizarreta Casalengua]].
 
== Topics ==
<poem>
Multiphoton generation: Single and N-photon emission.
Quantum light generation with properties such as entanglement or squeezing.
Frequency filtering, statistics, coherence and correlation measurements.
Quantum optics, cavity-QED, light-matter interaction and nanophotonics.
</poem>
 
== Invited speakers and participants ==
 
<poem>
1. Ahsan Nazir - University of Manchester
2. Alejandro González Tudela - IFF-CSIC Madrid
3. Andreas Muller - University of South Florida, USA
4. Arno Rauschenbeutel - Humboldt University in Berlin
5. Carlos Antón Solanas - Universidad Autónoma de Madrid
6. Carlos Sánchez Muñoz - IFF-CSIC Madrid
7. Doris Reiter - Technische Universität Dortmund
8. Eduardo Zubizarreta Casalengua - Technische Universität München
9. Fabrice Laussy - ICMM-CSIC Madrid
10. Gerhard Rempe - Max Planck Institute of Quantum Optics, Munich
11. Jake Iles-Smith - University of Manchester
12. Klaus D. Jöns - Paderborn University
13. Klaus Mølmer - Københavns Universitet
14. Serge Reynaud - Laboratoire Kastler Brossel, Paris
15. Zhiliang Yuan - Academy of Quantum Information Sciences, Beijing
 
PhD speakers:
 
16. Sana Khalid - University of Wolverhampton
17. Sang Kyu Kim - Technische Universität München
18. Paul Hagen - Bayreuth University
19. Santiago Bermúdez Feijóo - Paderborn University
20. Mateusz Salamon - University of Manchester
 
Kai Müller's group at [[Walter Schottky Institut]] and [[Technische Universität München]]:
 
21. Kai Müller
22. Friedrich Sbresny
23. Carolin Calcagno
 
Elena del Valle's group at [[Universidad Autónoma de Madrid]]:
 
24. Elena del Valle
25. Miguel Ángel Palomo Marcos
</poem>
 
== Program ==
 
[[:File:Multiphotonics-Program--2024.pdf|Program in pdf]].
 
Talks are 40 min long: 25 to 30 min presentation + 10 to 15 min questions & discussion.
 
=== '''Wednesday, 3.7.2024'''===
<poem>
Arrival of participants.
Night 1 at the hotel.
</poem>
=== '''Thursday, 4.7.2024'''===
<poem>
09:00 - 09:20 Welcome reception (with coffee) & Workshop opening by Elena del Valle.
'''SESSION 1:'''
 
Chairing: Elena del Valle
 
09:20 - 10:00 -- Gerhard Rempe: ''Efficient generation of high-fidelity multi-photon graph-state entanglement''
 
10:00 - 10:40 -- Doris Reiter: ''Many and few photon SUPER: Theory of inverting a quantum emitter with off-resonant light in the semiclassical and quantum picture''
 
10:40 - 11:20 -- Klaus Mølmer: ''Jaynes-Cummings Interactions Keeping Up With Light That Moves''
 
11:20 - 12:00 -- Fabrice Laussy: ''10 years of the bundler''
 
 
12:00 - 13:20 '''Lunch''' #1 (1h20)
 
 
'''SESSION 2:'''
 
Chairing: Fabrice Laussy
 
13:20 - 14:00 -- Elena del Valle: ''Multiple and colorful photons''
 
14:00 - 14:40 -- Andreas Muller: ''Second and third order frequency-resolved photon correlations from a semiconductor quantum dot in resonance fluorescence using tunable filters''
 
14:40 - 15:20 -- Ahsan Nazir: ''Photon statistics of spectrally-filtered resonance fluorescence''
 
15:20 - 16:00 -- Zhiliang Yuan: ''Intuitive spontaneous emission model for resonance fluorescence from deep Heitler to high Mollow excitation regime''
 
 
16:00 - 16:30 '''Coffee break''' (30min)
 
 
'''SESSION 3:''' PhD speakers
 
Chairing: Kai Müller
 
PhD talks are 20min long: 15 presentation + 5 questions & discussion
 
16:30 - 16:50 -- Sang Kyu: ''Experimental attempts to discover hidden photons in resonance fluorescence''
 
16:50 - 17:10 -- Paul Hagen: ''Why phonons increase photon number coherence of a QD-cavity system excited by a resonant laser pulse''
 
17:10 - 17:30 -- Santiago Bermúdez Feijóo: ''Entanglement in the Mollow regime of the photons coming from the satellite peaks driven by an off resonant source''
 
17:30 - 17:50 -- Sana Khalid: ''A perfect single photon source''
 
17:50 - 18:10 -- Mateusz Salamon: ''Understanding phonon effects in filtered resonance fluorescence of quantum dot single-photon sources''
 
18:10 - 18:30 -- Miguel Ángel Palomo Marcos: ''Heralding single photons in detuned resonance fluorescence''
 
 
18:40 Final round table during '''dinner'''.
 
 
20:00 Drinks, night 2 at the hotel.
</poem>
 
=== '''Friday, 5.7.2024''' ===
<poem>
09:15 - 09:20 Welcome back
 
'''SESSION 4:'''
 
Chairing: Gerhard Rempe
09:20 - 10:00 -- Serge Reynaud: ''The resonance fluorescence cascade of a laser-excited two-level atom''
 
10:00 - 10:40 -- Arno Rauschenbeutel: ''Photon-photon correlations in superradiant bursts of light from cascaded quantum emitters''
 
10:40 - 11:20 -- Eduardo Zubizarreta Casalengua: ''Squeezing and stretching photon statistics (with coherent light)''
 
11:20 - 12:00 -- Carlos Antón Solanas: ''Resonant driving of artificial atoms to generate superposition, time-entanglement and energy-time-entanglement encoded in the photon number basis''
 
12:00 - Workshop group photo
 
12:15 - 13:20 '''Lunch''' #2 (1h20)
 
 
'''SESSION 5:'''
 
Chairing: Klaus Mølmer
 
13:20 - 14:00 -- Alejandro González Tudela: ''Strategies for multi-photon generation based on collective and programmable light-matter interactions''
 
14:00 - 14:40 -- Klaus D. Jöns: ''Optical Coherent Control of Droplet-etched GaAs Quantum Dots and the Reappearance of Rabi Oscillations''
 
14:40 - 15:20 -- Carlos Sánchez Muñoz: ''Strong driving of quantum emitters: routes towards entanglement and multiphoton generation''
 
15:20 - 16:00 -- Kai Müller: ''Dynamics of Single-photon and multi-photon generation from semiconductor quantum dots''
 
16:00 - 16:30 Final discussions with coffee & Workshop closing by Kai Müller.
 
16:30 Participants leave
 
</poem>
 
== Venue ==
 
We will be meeting at the ground floor of the IAS building (auditorium).
 
Address:
<poem>
[https://www.ias.tum.de/ias/institute-for-advanced-study/mission-and-vision/ Institute for Advanced Study]
Lichtenbergstraße 2 a
85748 Garching
[https://maps.app.goo.gl/4QVq8xM4jYct22mp7 location]
</poem>
 
== Hotel ==
 
All participants have a room booked with breakfast for both nights at the Hotel Hoyacker Hof.
 
<poem>
Freisinger Landstraße 9a
85748 Garching
Tel: 089/3269900
Fax: 089/3207243
e-mail: info@hoyackerhof.de
[https://www.hoyackerhof.de/en/home web]
</poem>
 
== Gallery ==
 
<gallery perrow=3 widths=200px>
File:MULTIPHOTONICS-2024-2.jpg|The organizing committee.
File:MULTIPHOTONICS-2024-1.jpg|Bags, program & badges.
File:MULTIPHOTONICS-2024-3.jpg|Playing with the bags before the workshop.
File:MULTIPHOTONICS-2024-4.jpg|Opening...
File:MULTIPHOTONICS-2024-5.jpg|by [[Elena del Valle]].
File:MULTIPHOTONICS-2024-6.jpg|Opening talk by [[Gerhard Rempe]].
File:MULTIPHOTONICS-2024-7.jpg|Entanglement zoo.
File:MULTIPHOTONICS-2024-8.jpg|Super [[Doris Reiter]].
File:MULTIPHOTONICS-2024-9.jpg|[[Klaus Molmer]].
File:MULTIPHOTONICS-2024-10.jpg|The audience.
File:MULTIPHOTONICS-2024-11.jpg|Questions.
File:MULTIPHOTONICS-2024-12.jpg|Response.
File:MULTIPHOTONICS-2024-13.jpg|[[Fabrice Laussy]] down the Rabbit hole.
File:MULTIPHOTONICS-2024-14.jpg|Anecdotes from the time of the bundler's prehistory.
File:MULTIPHOTONICS-2024-15.jpg|[[Elena del Valle]] on multiple and colourful photons.
File:MULTIPHOTONICS-2024-16.jpg|[[Andreas Muller]] on his pioneering measurements of [[two-photon spectra]] from [[resonance fluorescence]]
File:MULTIPHOTONICS-2024-18.jpg|and other breakthroughs in the time domain and at the three-photon level.
File:MULTIPHOTONICS-2024-19.jpg|[[Ahsan Nazir]] on correlations of frequency-filtered resonance fluorescence.
File:MULTIPHOTONICS-2024-20.jpg|Rauschenbeutel, Muller and Reynaud.
File:MULTIPHOTONICS-2024-21.jpg|[[Eduardo Zubizarreta]] asking on the polaron transformation.
File:MULTIPHOTONICS-2024-22.jpg|[[Zhiliang Yuan]] on an intuitive picture of spontaneous two-photon emission in resonance fluorescence.
File:MULTIPHOTONICS-2024-23.jpg|All resonance fluorescence photons are equal.
File:MULTIPHOTONICS-2024-24.jpg|[[Carlos Anton Solanas]] reacting from the audience.
File:MULTIPHOTONICS-2024-25.jpg|Reactions from the other side of the room.
File:MULTIPHOTONICS-2024-26.jpg|Coffee break.
File:MULTIPHOTONICS-2024-27.jpg|[[Sang Kyu Kim]] on his experimental attempts to uncover photons hidden in resonance fluorescence.
File:MULTIPHOTONICS-2024-28.jpg|Found (some of) them.
File:MULTIPHOTONICS-2024-29.jpg|Homodyning to the rescue.
File:MULTIPHOTONICS-2024-30.jpg|[[Zhiliang Yuan]], [[Klaus Molmer]], [[Alejandro Gonzalez Tudela]], [[Carolin Calcagno]], [[Friedrich Sbresny]] and [[Paul Hagen]].
File:MULTIPHOTONICS-2024-31.jpg|[[Arno Rauschenbeutel]] speaking.
File:MULTIPHOTONICS-2024-32.jpg|[[Klaus Jons]] speaking.
File:MULTIPHOTONICS-2024-33.jpg|[[Paul Hagen]] on phonons effects on photon coherence.
File:MULTIPHOTONICS-2024-36.jpg|[[Santiago Bermúdez Feijóo]]
File:MULTIPHOTONICS-2024-34.jpg|on photon entanglement from the Mollow triplet.
File:MULTIPHOTONICS-2024-35.jpg|Frequency-resolved Monte Carlo.
File:MULTIPHOTONICS-2024-37.jpg|[[Sana Khalid]] on [[perfect single-photon source]]s.
File:MULTIPHOTONICS-2024-39.jpg|[[Mateusz Salamon]]
File:MULTIPHOTONICS-2024-38.jpg|upgrading the sensor method to solid-state platforms.
File:MULTIPHOTONICS-2024-41.jpg|[[Miguel-Angel Palomo Marcos]]
File:MULTIPHOTONICS-2024-40.jpg|on homodyning resonance fluorescence
File:MULTIPHOTONICS-2024-42.jpg|and incoherent photon cascades
File:MULTIPHOTONICS-2024-43.jpg|related to [[Wigner crystal]]s.
File:MULTIPHOTONICS-2024-44.jpg|End of the 1st day, at the Biergarten.
File:MULTIPHOTONICS-2024-45.jpg|[[Gerhard Rempe]] opening the 2nd day.
File:MULTIPHOTONICS-2024-47.jpg|[[Serge Reynaud]] discussing order within randomness.
File:MULTIPHOTONICS-2024-48.jpg|Comments on bunching in cross correlations.
File:MULTIPHOTONICS-2024-49.jpg|Whether sub-Poissonian statistics survive large time bins (it does).
File:MULTIPHOTONICS-2024-50.jpg|[[Arno Rauschenbeutel]]
File:MULTIPHOTONICS-2024-51.jpg|on photon bursts in chiral waveguides.
File:MULTIPHOTONICS-2024-52.jpg|The audience.
File:MULTIPHOTONICS-2024-54.jpg|Questions on waveguiding from waveguide expert.
File:MULTIPHOTONICS-2024-55.jpg|[[Kai Müller]] on detuned photon blockade
File:MULTIPHOTONICS-2024-56.jpg|and the fight between $n$ and $\sqrt{n}$.
File:MULTIPHOTONICS-2024-57.jpg|About the so-called dynamical Mollow triplet.
File:MULTIPHOTONICS-2024-58.jpg|Klaus Jons.
File:MULTIPHOTONICS-2024-59.jpg|Klaus Jons.
File:MULTIPHOTONICS-2024-60.jpg|Klaus Jons.
File:MULTIPHOTONICS-2024-61.jpg|[[Carlos Anton Solanas]] on photon entanglement in the photon-number basis.
File:MULTIPHOTONICS-2024-62.jpg|Carlos Anton Solanas.
File:MULTIPHOTONICS-2024-63.jpg|With [[Ilise Maillette]] and [[Mach-Zehnder]].
File:MULTIPHOTONICS-2024-64.jpg|Carlos Anton Solanas.
File:MULTIPHOTONICS-2024-65.jpg|[[Jake Iles-Smith]] speaking.
File:MULTIPHOTONICS-2024-67.jpg|[[Alejandro Gonzalez Tudela]].
File:MULTIPHOTONICS-2024-68.jpg|Cat and NOON states in cavities.
File:MULTIPHOTONICS-2024-69.jpg|[[Klaus Molmer]] offering an argument.
File:MULTIPHOTONICS-2024-70.jpg|Receiving its feedback.
File:MULTIPHOTONICS-2024-71.jpg|[[Klaus Jons]] now on stage.
File:MULTIPHOTONICS-2024-72.jpg|Jons and Muller.
File:MULTIPHOTONICS-2024-73.jpg|[[Doris Reiter]].
File:MULTIPHOTONICS-2024-74.jpg|[[Friedrich Sbresny]].
File:MULTIPHOTONICS-2024-75.jpg|[[Friedrich Sbresny]].
File:MULTIPHOTONICS-2024-76.jpg|[[Carlos Sánchez Muñoz]]
File:MULTIPHOTONICS-2024-77.jpg|on multiphoton generation.
File:MULTIPHOTONICS-2024-78.jpg|"doing great".
File:MULTIPHOTONICS-2024-79.jpg|Salamon, Jons and Calcagno.
File:MULTIPHOTONICS-2024-80.jpg|The chair opiniating.
File:MULTIPHOTONICS-2024-81.jpg|Last talk of the workshop: [[Eduardo Zubizarreta Casalengua]]
File:MULTIPHOTONICS-2024-82.jpg|on stretching and squeezing photon statistics.
File:MULTIPHOTONICS-2024-83.jpg|Sub-natural or antibunched?
File:MULTIPHOTONICS-2024-84.jpg|Molmer & Zubizarreta.
File:MULTIPHOTONICS-2024-85.jpg|"Goodbye blue sky".
File:MULTIPHOTONICS-2024-86.jpg|The logo of the workshop finally explained.
File:MULTIPHOTONICS-2024-87.jpg|Last questions: "aren't unconventional blockade oscillations in $g^{(2)}$ a problem?" (there are no oscillations).
File:MULTIPHOTONICS-2024-88.jpg|Last questions: "what are the differences between the squeezed cavity and resonance fluorescence" (non-Gaussian features).
</gallery>
 
<center><wz tip="Closing of the MULTIPHOTONICS 2024.">[[File:MULTIPHOTONICS-2024-89.jpg|700px]]</wz></center>

Latest revision as of 14:23, 31 January 2025