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| <p>
| | #REDIRECT [[MULTIPHOTONICS_(2024)]] |
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| left:-20px;">[[File:multiphotonics.png|link=|779px]]</div>
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| </p>
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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]].
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| <center><wz tip="MULTIPHOTONICS 2024 participants.">[[File:MULTIPHOTONICS-2024-66.jpg|700px]]</wz></center>
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| 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.
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| Scientific secretaries: Sang Kyu Kim and [[Eduardo Zubizarreta Casalengua]].
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| == Topics ==
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| <poem>
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| Multiphoton generation: Single and N-photon emission.
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| Quantum light generation with properties such as entanglement or squeezing.
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| Frequency filtering, statistics, coherence and correlation measurements.
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| Quantum optics, cavity-QED, light-matter interaction and nanophotonics.
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| </poem>
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| == Invited speakers and participants ==
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| <poem>
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| 1. Ahsan Nazir - University of Manchester
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| 2. Alejandro González Tudela - IFF-CSIC Madrid
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| 3. Andreas Muller - University of South Florida, USA
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| 4. Arno Rauschenbeutel - Humboldt University in Berlin
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| 5. Carlos Antón Solanas - Universidad Autónoma de Madrid
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| 6. Carlos Sánchez Muñoz - IFF-CSIC Madrid
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| 7. Doris Reiter - Technische Universität Dortmund
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| 8. Eduardo Zubizarreta Casalengua - Technische Universität München
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| 9. Fabrice Laussy - ICMM-CSIC Madrid
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| 10. Gerhard Rempe - Max Planck Institute of Quantum Optics, Munich
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| 11. Jake Iles-Smith - University of Manchester
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| 12. Klaus D. Jöns - Paderborn University
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| 13. Klaus Mølmer - Københavns Universitet
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| 14. Serge Reynaud - Laboratoire Kastler Brossel, Paris
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| 15. Zhiliang Yuan - Academy of Quantum Information Sciences, Beijing
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| PhD speakers:
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| 16. Sana Khalid - University of Wolverhampton
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| 17. Sang Kyu Kim - Technische Universität München
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| 18. Paul Hagen - Bayreuth University
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| 19. Santiago Bermúdez Feijóo - Paderborn University
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| 20. Mateusz Salamon - University of Manchester
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| Kai Müller's group at [[Walter Schottky Institut]] and [[Technische Universität München]]:
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| 21. Kai Müller
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| 22. Friedrich Sbresny
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| 23. Carolin Calcagno
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| Elena del Valle's group at [[Universidad Autónoma de Madrid]]:
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| 24. Elena del Valle
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| 25. Miguel Ángel Palomo Marcos
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| </poem>
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| == Program ==
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| [[:File:Multiphotonics-Program--2024.pdf|Program in pdf]].
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| Talks are 40 min long: 25 to 30 min presentation + 10 to 15 min questions & discussion.
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| === '''Wednesday, 3.7.2024'''===
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| <poem>
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| Arrival of participants.
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| Night 1 at the hotel.
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| </poem>
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| === '''Thursday, 4.7.2024'''===
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| <poem>
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| 09:00 - 09:20 Welcome reception (with coffee) & Workshop opening by Elena del Valle.
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|
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| '''SESSION 1:'''
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| Chairing: Elena del Valle
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| 09:20 - 10:00 -- Gerhard Rempe: ''Efficient generation of high-fidelity multi-photon graph-state entanglement''
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| 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''
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| 10:40 - 11:20 -- Klaus Mølmer: ''Jaynes-Cummings Interactions Keeping Up With Light That Moves''
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| 11:20 - 12:00 -- Fabrice Laussy: ''10 years of the bundler''
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| 12:00 - 13:20 '''Lunch''' #1 (1h20)
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| '''SESSION 2:'''
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| Chairing: Fabrice Laussy
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| 13:20 - 14:00 -- Elena del Valle: ''Multiple and colorful photons''
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| 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''
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| 14:40 - 15:20 -- Ahsan Nazir: ''Photon statistics of spectrally-filtered resonance fluorescence''
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| 15:20 - 16:00 -- Zhiliang Yuan: ''Intuitive spontaneous emission model for resonance fluorescence from deep Heitler to high Mollow excitation regime''
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| 16:00 - 16:30 '''Coffee break''' (30min)
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| '''SESSION 3:''' PhD speakers
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| Chairing: Kai Müller
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| PhD talks are 20min long: 15 presentation + 5 questions & discussion
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| 16:30 - 16:50 -- Sang Kyu: ''Experimental attempts to discover hidden photons in resonance fluorescence''
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| 16:50 - 17:10 -- Paul Hagen: ''Why phonons increase photon number coherence of a QD-cavity system excited by a resonant laser pulse''
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| 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''
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| 17:30 - 17:50 -- Sana Khalid: ''A perfect single photon source''
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| 17:50 - 18:10 -- Mateusz Salamon: ''Understanding phonon effects in filtered resonance fluorescence of quantum dot single-photon sources''
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| 18:10 - 18:30 -- Miguel Ángel Palomo Marcos: ''Heralding single photons in detuned resonance fluorescence''
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| 18:40 Final round table during '''dinner'''.
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| 20:00 Drinks, night 2 at the hotel.
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| </poem>
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| === '''Friday, 5.7.2024''' ===
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| <poem>
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| 09:15 - 09:20 Welcome back
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| '''SESSION 4:'''
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| Chairing: Gerhard Rempe
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| 09:20 - 10:00 -- Serge Reynaud: ''The resonance fluorescence cascade of a laser-excited two-level atom''
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| 10:00 - 10:40 -- Arno Rauschenbeutel: ''Photon-photon correlations in superradiant bursts of light from cascaded quantum emitters''
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| 10:40 - 11:20 -- Eduardo Zubizarreta Casalengua: ''Squeezing and stretching photon statistics (with coherent light)''
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| 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''
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| 12:00 - Workshop group photo
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| 12:15 - 13:20 '''Lunch''' #2 (1h20)
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| '''SESSION 5:'''
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| Chairing: Klaus Mølmer
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| 13:20 - 14:00 -- Alejandro González Tudela: ''Strategies for multi-photon generation based on collective and programmable light-matter interactions''
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| 14:00 - 14:40 -- Klaus D. Jöns: ''Optical Coherent Control of Droplet-etched GaAs Quantum Dots and the Reappearance of Rabi Oscillations''
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| 14:40 - 15:20 -- Carlos Sánchez Muñoz: ''Strong driving of quantum emitters: routes towards entanglement and multiphoton generation''
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| 15:20 - 16:00 -- Kai Müller: ''Dynamics of Single-photon and multi-photon generation from semiconductor quantum dots''
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| 16:00 - 16:30 Final discussions with coffee & Workshop closing by Kai Müller.
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| 16:30 Participants leave
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| </poem>
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| == Venue ==
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| We will be meeting at the ground floor of the IAS building (auditorium).
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| Address:
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| <poem>
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| [https://www.ias.tum.de/ias/institute-for-advanced-study/mission-and-vision/ Institute for Advanced Study]
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| Lichtenbergstraße 2 a
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| 85748 Garching
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| [https://maps.app.goo.gl/4QVq8xM4jYct22mp7 location] | |
| </poem>
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| == Hotel ==
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| All participants have a room booked with breakfast for both nights at the Hotel Hoyacker Hof.
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| <poem>
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| Freisinger Landstraße 9a
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| 85748 Garching
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| Tel: 089/3269900
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| Fax: 089/3207243
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| e-mail: info@hoyackerhof.de
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| [https://www.hoyackerhof.de/en/home web] | |
| </poem>
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| == Gallery ==
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| <gallery perrow=3 widths=200px>
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| File:MULTIPHOTONICS-2024-2.jpg|The organizing committee.
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| File:MULTIPHOTONICS-2024-1.jpg|Bags, program & badges.
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| File:MULTIPHOTONICS-2024-3.jpg|Playing with the bags before the workshop.
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| File:MULTIPHOTONICS-2024-4.jpg|Opening...
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| File:MULTIPHOTONICS-2024-5.jpg|by [[Elena del Valle]].
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| File:MULTIPHOTONICS-2024-6.jpg|Opening talk by [[Gerhard Rempe]].
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| File:MULTIPHOTONICS-2024-7.jpg|Entanglement zoo.
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| File:MULTIPHOTONICS-2024-8.jpg|Super [[Doris Reiter]].
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| File:MULTIPHOTONICS-2024-9.jpg|[[Klaus Molmer]].
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| File:MULTIPHOTONICS-2024-10.jpg|The audience.
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| File:MULTIPHOTONICS-2024-11.jpg|Questions.
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| File:MULTIPHOTONICS-2024-12.jpg|Response.
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| File:MULTIPHOTONICS-2024-13.jpg|[[Fabrice Laussy]] down the Rabbit hole.
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| File:MULTIPHOTONICS-2024-14.jpg|Anecdotes from the time of the bundler's prehistory.
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| File:MULTIPHOTONICS-2024-15.jpg|[[Elena del Valle]] on multiple and colourful photons.
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| File:MULTIPHOTONICS-2024-16.jpg|[[Andreas Muller]] on his pioneering measurements of [[two-photon spectra]] from [[resonance fluorescence]]
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| File:MULTIPHOTONICS-2024-18.jpg|and other breakthroughs in the time domain and at the three-photon level.
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| File:MULTIPHOTONICS-2024-19.jpg|[[Ahsan Nazir]] on correlations of frequency-filtered resonance fluorescence.
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| File:MULTIPHOTONICS-2024-20.jpg|Rauschenbeutel, Muller and Reynaud.
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| File:MULTIPHOTONICS-2024-21.jpg|[[Eduardo Zubizarreta]] asking on the polaron transformation.
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| File:MULTIPHOTONICS-2024-22.jpg|[[Zhiliang Yuan]] on an intuitive picture of spontaneous two-photon emission in resonance fluorescence.
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| File:MULTIPHOTONICS-2024-23.jpg|All resonance fluorescence photons are equal.
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| File:MULTIPHOTONICS-2024-24.jpg|[[Carlos Anton Solanas]] reacting from the audience.
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| File:MULTIPHOTONICS-2024-25.jpg|Reactions from the other side of the room.
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| File:MULTIPHOTONICS-2024-26.jpg|Coffee break.
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| File:MULTIPHOTONICS-2024-27.jpg|[[Sang Kyu Kim]] on his experimental attempts to uncover photons hidden in resonance fluorescence.
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| File:MULTIPHOTONICS-2024-28.jpg|Found (some of) them.
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| File:MULTIPHOTONICS-2024-29.jpg|Homodyning to the rescue.
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| File:MULTIPHOTONICS-2024-30.jpg|[[Zhiliang Yuan]], [[Klaus Molmer]], [[Alejandro Gonzalez Tudela]], [[Carolin Calcagno]], [[Friedrich Sbresny]] and [[Paul Hagen]].
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| File:MULTIPHOTONICS-2024-31.jpg|[[Arno Rauschenbeutel]] speaking.
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| File:MULTIPHOTONICS-2024-32.jpg|[[Klaus Jons]] speaking.
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| File:MULTIPHOTONICS-2024-33.jpg|[[Paul Hagen]] on phonons effects on photon coherence.
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| File:MULTIPHOTONICS-2024-36.jpg|[[Santiago Bermúdez Feijóo]]
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| File:MULTIPHOTONICS-2024-34.jpg|on photon entanglement from the Mollow triplet.
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| File:MULTIPHOTONICS-2024-35.jpg|Frequency-resolved Monte Carlo.
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| File:MULTIPHOTONICS-2024-37.jpg|[[Sana Khalid]] on [[perfect single-photon source]]s.
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| File:MULTIPHOTONICS-2024-39.jpg|[[Mateusz Salamon]]
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| File:MULTIPHOTONICS-2024-38.jpg|upgrading the sensor method to solid-state platforms.
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| File:MULTIPHOTONICS-2024-41.jpg|[[Miguel-Angel Palomo Marcos]]
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| File:MULTIPHOTONICS-2024-40.jpg|on homodyning resonance fluorescence
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| File:MULTIPHOTONICS-2024-42.jpg|and incoherent photon cascades
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| File:MULTIPHOTONICS-2024-43.jpg|related to [[Wigner crystal]]s.
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| File:MULTIPHOTONICS-2024-44.jpg|End of the 1st day, at the Biergarten.
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| File:MULTIPHOTONICS-2024-45.jpg|[[Gerhard Rempe]] opening the 2nd day.
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| File:MULTIPHOTONICS-2024-47.jpg|[[Serge Reynaud]] discussing order within randomness.
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| File:MULTIPHOTONICS-2024-48.jpg|Comments on bunching in cross correlations.
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| File:MULTIPHOTONICS-2024-49.jpg|Whether sub-Poissonian statistics survive large time bins (it does).
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| File:MULTIPHOTONICS-2024-50.jpg|[[Arno Rauschenbeutel]]
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| File:MULTIPHOTONICS-2024-51.jpg|on photon bursts in chiral waveguides.
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| File:MULTIPHOTONICS-2024-52.jpg|The audience.
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| File:MULTIPHOTONICS-2024-54.jpg|Questions on waveguiding from waveguide expert.
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| File:MULTIPHOTONICS-2024-55.jpg|[[Kai Müller]] on detuned photon blockade
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| File:MULTIPHOTONICS-2024-56.jpg|and the fight between $n$ and $\sqrt{n}$.
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| File:MULTIPHOTONICS-2024-57.jpg|About the so-called dynamical Mollow triplet.
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| File:MULTIPHOTONICS-2024-58.jpg|Klaus Jons.
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| File:MULTIPHOTONICS-2024-59.jpg|Klaus Jons.
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| File:MULTIPHOTONICS-2024-60.jpg|Klaus Jons.
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| File:MULTIPHOTONICS-2024-61.jpg|[[Carlos Anton Solanas]] on photon entanglement in the photon-number basis.
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| File:MULTIPHOTONICS-2024-62.jpg|Carlos Anton Solanas.
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| File:MULTIPHOTONICS-2024-63.jpg|With [[Ilise Maillette]] and [[Mach-Zehnder]].
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| File:MULTIPHOTONICS-2024-64.jpg|Carlos Anton Solanas.
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| File:MULTIPHOTONICS-2024-65.jpg|[[Jake Iles-Smith]] speaking.
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| File:MULTIPHOTONICS-2024-67.jpg|[[Alejandro Gonzalez Tudela]].
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| File:MULTIPHOTONICS-2024-68.jpg|Cat and NOON states in cavities.
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| File:MULTIPHOTONICS-2024-69.jpg|[[Klaus Molmer]] offering an argument.
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| File:MULTIPHOTONICS-2024-70.jpg|Receiving its feedback.
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| File:MULTIPHOTONICS-2024-71.jpg|[[Klaus Jons]] now on stage.
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| File:MULTIPHOTONICS-2024-72.jpg|Jons and Muller.
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| File:MULTIPHOTONICS-2024-73.jpg|[[Doris Reiter]].
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| File:MULTIPHOTONICS-2024-74.jpg|[[Friedrich Sbresny]].
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| File:MULTIPHOTONICS-2024-75.jpg|[[Friedrich Sbresny]].
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| File:MULTIPHOTONICS-2024-76.jpg|[[Carlos Sánchez Muñoz]]
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| File:MULTIPHOTONICS-2024-77.jpg|on multiphoton generation.
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| File:MULTIPHOTONICS-2024-78.jpg|"doing great".
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| File:MULTIPHOTONICS-2024-79.jpg|Salamon, Jons and Calcagno.
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| File:MULTIPHOTONICS-2024-80.jpg|The chair opiniating.
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| File:MULTIPHOTONICS-2024-81.jpg|Last talk of the workshop: [[Eduardo Zubizarreta Casalengua]]
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| File:MULTIPHOTONICS-2024-82.jpg|on stretching and squeezing photon statistics.
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| File:MULTIPHOTONICS-2024-83.jpg|Sub-natural or antibunched?
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| File:MULTIPHOTONICS-2024-84.jpg|Molmer & Zubizarreta.
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| File:MULTIPHOTONICS-2024-85.jpg|"Goodbye blue sky".
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| File:MULTIPHOTONICS-2024-86.jpg|The logo of the workshop finally explained.
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| File:MULTIPHOTONICS-2024-87.jpg|Last questions: "aren't unconventional blockade oscillations in $g^{(2)}$ a problem?" (there are no oscillations).
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| File:MULTIPHOTONICS-2024-88.jpg|Last questions: "what are the differences between the squeezed cavity and resonance fluorescence" (non-Gaussian features).
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| </gallery>
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| <center><wz tip="Closing of the MULTIPHOTONICS 2024.">[[File:MULTIPHOTONICS-2024-89.jpg|700px]]</wz></center>
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