Juanjo Garcia Ripoll @jjgarciaripoll Twitter profile

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Juanjo Garcia Ripoll

2 days

How does one configure the equivalent of a LinkedIn's #notlookingforjob ? Quantum talent hunters don't seem to get that I have an interesting and stable job and my own startup. No need for third party offers.

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Juanjo Garcia Ripoll

@jjgarciaripoll

9 months

Spain has become an unwelcoming country for foreign scientists. Both EU and non-EU citizens are required to homologate degrees through various ministries for postdoc and predoc students. Paperwork that takes months or years to enroll in a Ph.D. program or be hired. All in Spanish

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

Coming up soon, already proofread and with a beautiful cover 😍

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Juanjo Garcia Ripoll

@jjgarciaripoll

1 year

Mathematician Elliott Lieb wins Kyoto Prize for “pioneering mathematical research in physics, chemistry and quantum information science based on many-body physics.”

Mathematician Elliott Lieb wins Kyoto Prize for pioneering quantum discoveries

Elliott Lieb won the mathematical sciences category of the Kyoto Prize for “pioneering mathematical research in physics, chemistry and quantum information science based on many-body physics.”

www.princeton.edu

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

Well, after all it *is* real. And smaller than I would have assumed, given the work. Thanks to @CUPAcademic and to all the friends who nudged me to write it and helped with the process. 😊

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Juanjo Garcia Ripoll

@jjgarciaripoll

1 year

Happy #SantJordi and #WorldBookDay to everyone! I was recently asked why I bothered to write this book. I did not know how to formulate it, but it was mostly scratching my own itch. As an outsider, I had to learn these things, so why not put them together?

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

Apparently it is already available! 😊

Subhashish Barik

@SubhashishB19

2 years

I have been waiting for this book for quite sometime now. Great to have it at hand now and pretty excited for the journey into #superconducting quantum optics and #quantumcomputing . Thanks @jjgarciaripoll for summing up the work of many research papers into one place.

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Juanjo Garcia Ripoll

@jjgarciaripoll

4 years

Finished the first version of these lecture notes (300 pages). They still need work, but please DM if you work on the field and have some spare time to have a look and provide real feedback -- am a bit tired of given them away without getting any input.

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

"IBM launches its most powerful quantum computer with 433 qubits"

IBM launches its most powerful quantum computer with 433 qubits

International Business Machines Corp on Wednesday said it launched its most powerful quantum computer to date called the Osprey, a 433-qubit machine that has three times the number of qubits than its...

www.reuters.com

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Juanjo Garcia Ripoll

@jjgarciaripoll

10 months

Lecture Notes for 8.370/18.435 Quantum Computation from Fall 2022 by Peter Shor @PeterShor1

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Juanjo Garcia Ripoll

@jjgarciaripoll

3 years

"Pandemic burnout is rampant in academia" Funny choice of ad button below the title 😁

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

Our group has been awarded a grant to research quantum inspired algortihms based on tensor networks. We will soon publish a job offer to start ASAP. Interested candidates with a strong programming background please contact me.

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Juanjo Garcia Ripoll

@jjgarciaripoll

1 year

Quantum Algorithms for Chemistry and Material Science Simulation: Bridging the Gap Between Classical and Quantum Approaches December 12-14, 2023

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

Finally out in @PhysRevLett ! "Complete Physical Characterization of Quantum Nondemolition Measurements via Tomography", a very general method for self-consistent characterization of measurements Excellent work by @Luplaciano and @t_ramos_hbar1

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Juanjo Garcia Ripoll

@jjgarciaripoll

7 months

Could not resist. It's epic!

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

The Quantum Information and Quantum Technologies Conference ICE-7 is now online and open for contributions. It will take place in beautiful Granada, in person, 23-27 May 2022

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Juanjo Garcia Ripoll

@jjgarciaripoll

7 years

Solid state quantum networks, invited talk by @MeteAtature at #ice4spain

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

Once more, I would suggest a title rewrite. "Quantum computing *industry* has a hype problem". I am pretty happy with quantum computing research and its honest explorations of near term hardware, thank you.

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

Nice review of quantum computing with very up-to-date references and understanding

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Juanjo Garcia Ripoll

@jjgarciaripoll

3 years

The perfect job description @pasqalio

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Juanjo Garcia Ripoll

@jjgarciaripoll

11 months

The next QIP 2024, to take place in Taiwan, accepts contributions via EasyChair. The deadline is Sept. 15 for talks and October for posters.

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

PhD position in Theoretical Physics at University of Hannover, including possibility to work under Prof. Luis Santos' supervision on ultra-cold quantum gases

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Juanjo Garcia Ripoll

@jjgarciaripoll

7 months

All my Ph.D. students have followed industry paths in quantum, ML, and finance. Given a chance, they would've been excellent academics. However, I am equally proud of their career paths, achievements, and problem-solving skills in these domains.

Ashley Ruba, PhD

@ashleyruba_phd

7 months

Physical Science PhDs have always chosen non-academic careers > academic careers. 3/

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Juanjo Garcia Ripoll

@jjgarciaripoll

8 months

Well, apparently quantum computers are no longer needed, right?

Electroreduction of nitrogen with almost 100% current-to-ammonia efficiency

Nature - A high-efficiency, robust process using a high-concentration imide-based lithium-salt electrolyte enables the electroreduction of nitrogen with stabilized ammonia yield rates of...

www.nature.com

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

Markus Aspelmeyer tells a few stories about refereeing and science writing, recalling what may be one of the best abstract ending in quantum optics

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

Qubits for probing quantum materials. Who could have envisioned this crossover a few years ago @QuantumConf

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Juanjo Garcia Ripoll

@jjgarciaripoll

4 years

Schoelkopf's law for the superconducting qubits. 1.8 times increase in coherence every year over the whole spectrum of qubits.

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

The @CSIC - @UIMP master on quantum technologies will soon be open for registration. Online lectures begin in January 2023 with the participation of teachers from 9 universities plus @QTEP_CSIC . 1/

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Juanjo Garcia Ripoll

@jjgarciaripoll

4 years

I have a constant feeling most scientists think quality of code is a binary value: works or not. We do not put the same love as in paper writing itself.

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Juanjo Garcia Ripoll

@jjgarciaripoll

7 years

@qipcspain 2/2

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Juanjo Garcia Ripoll

@jjgarciaripoll

3 years

"Visualizing the emission of a single photon with frequency and time resolved spectroscopy", collaboration with G. Kirchmair's group @iqoqi finally out!

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Juanjo Garcia Ripoll

@jjgarciaripoll

4 years

The @FundacionBBVA Frontiers of Knowledge Award 2019 "recognizes Charles H. Bennett, Gilles Brassard and Peter Shor @PeterShor1 for their fundamental role in the development of quantum computation and cryptography" Congratulations!

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Juanjo Garcia Ripoll

@jjgarciaripoll

7 years

@qipcspain Anna Sanpera delivers Maciej Lewenstein's acceptance speech

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Juanjo Garcia Ripoll

@jjgarciaripoll

5 years

Quantum Simulation & Computation 2019 is open for contributions and registration. Madrid, Oct. 14-18, 2019

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Juanjo Garcia Ripoll

@jjgarciaripoll

3 years

Do tardigrades dream with electric qubits? "Entanglement between superconducting qubits and a tardigrade"

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Juanjo Garcia Ripoll

@jjgarciaripoll

4 years

Do you want to work in a young and vibrant group @iff_csic , designing quantum hardware and software for superconducting circuits? We have 4 new openings (2 postdoc + 2 PhD) Please check ...and when in doubt, please ask.

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

Fresh from the arxiv, our team @Luplaciano and @t_ramos_hbar1 developed a highly parallelized tomography strategy to characterize single and two qubit measurements in one of IBM's quantum processors 1/

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Juanjo Garcia Ripoll

@jjgarciaripoll

4 years

I bought a #gamingpc to run #quantum algorithms. Is that the nerd equivalent of a mid-life crisis?

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Juanjo Garcia Ripoll

@jjgarciaripoll

4 years

"Quantum computing and simulation. Where we stand and what awaits us", J. I. Cirac

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

Happy to release with @pablodiezvalle @D_Porras_Torre We show QAOA single-layer states resemble Boltzmann distributions, where the sampling advantage shown by Farhi and @quantum_aram manifests in a temperature lower than what can be simulated classically

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Juanjo Garcia Ripoll

@jjgarciaripoll

4 years

"Teaching quantum information science to high-school and early undergraduate students", a practical two-week program that might be useful when doing outreach in such environments

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Juanjo Garcia Ripoll

@jjgarciaripoll

1 year

😍

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Juanjo Garcia Ripoll

@jjgarciaripoll

9 months

It is all very frustrating. Half the documentation and the application webpages are in Spanish, but even I cannot fully provide the applicants with a list of steps and requisites.

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

"Metamateriales, la nueva puerta a la computación cuántica", entrevista a nuestro colega @agtudela sobre su proyecto Becas Leonardo @queen_of_fog @iff_csic

Metamateriales, la nueva puerta a la computación cuántica

El físico Alejandro González Tudela investiga la combinación de las propiedades de la luz con las inéditas capacidades de estructuras diseñadas con características inusuales

elpais.com

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

"A universal time-dependent control scheme for realizing arbitrary bosonic unitaries", a very nice and long collaboration between Peter Rabl's group and @queen_of_fog within @SuperQuLAN . 1/

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Juanjo Garcia Ripoll

@jjgarciaripoll

3 years

Hackathon Cuántico Madrid, 22-24 Octubre @QuantumMadrid @UAM_Madrid @QTEP_CSIC @La_UPM @IBM_ES @qiskit @MultiverseQC

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

Our summer course on networked quantum computing at @uimp Santander with @SuperQuLAN & @QTEP_CSIC scheduled in person on September 5-9. We are still confirming some speakers but registration for full board grants is already closing on May 3rd. Hurry up!

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

Feynman: "...and the you get a quantum advantage that is *this* big"

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Juanjo Garcia Ripoll

@jjgarciaripoll

4 years

Luciano, PhD student at Quinfog @iff_csic , smashing it at the IBM quantum challenges

Luciano Pereira Valenzuela

@Luplaciano

4 years

I did not sleep, but I made it. It was a great and fun challenge! #IBMQuantumChallenge

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

"Selection of six sites to host the first European quantum computers" Congratulations @BSC_CNS !

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Juanjo Garcia Ripoll

@jjgarciaripoll

3 years

ICE-6, the online conference sponsored by the Spanish Network on Quantum Information and Quantum Technologies is still open for contributions. Please consider submitting your work on quantum technologies -- ICE-6 is *NOT* restricted to Spanish scientists!

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

Last author contribution to the manuscript.

Oded Rechavi

@OdedRechavi

2 years

Be your biochemical cascade

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Juanjo Garcia Ripoll

@jjgarciaripoll

7 months

Serge Haroche advocates returning to Europe's core values of curiosity driven research and open scientific exchange, that were so central at the birth of this field, in particular in our continent #qteu2023

Juanjo Garcia Ripoll

@jjgarciaripoll

7 months

Nobel Laureate Serge Haroche takes the time to explain quantum states to our policy makers and general audience. Very much appreciated #qteu2023

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Juanjo Garcia Ripoll

@jjgarciaripoll

1 year

A brief but positive review of my book on superconducting quantum processors in Optica

Quantum Information and Quantum Optics with Superconducting Circuits

www.optica-opn.org

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

Congratulations Tomás @t_ramos_hbar1 being awarded a Ramón y Cajal contract!

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Juanjo Garcia Ripoll

@jjgarciaripoll

9 months

For instance, one might be surprised to be asked for a resident identification number, to learn a year later that this was actually not required. A postdoc in our group wrote something about this, but this is not even half the labyrith.

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Juanjo Garcia Ripoll

@jjgarciaripoll

9 months

Quantum Computing and Simulation in the NISQ Era, 804. WE-Heraeus-Seminar, 14 Jan - 18 Jan 2024

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Juanjo Garcia Ripoll

@jjgarciaripoll

5 years

“Cuando el ordenador cuántico de Google mejore no habrá forma de ganarle”

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Juanjo Garcia Ripoll

@jjgarciaripoll

1 year

Good morning from Benasque!

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Juanjo Garcia Ripoll

@jjgarciaripoll

7 months

As part of the EU Presidency, Spain launched an EU-wide "Quantum Pact" to support quantum technologies both in academia and industry, but it seems some of the biggest players (DE, NL, DK) have not signed it. Rant follows 1/

EU launches new pact on quantum technologies

www.euractiv.com

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

Physical Review Letters @PhysRevLett launches a new table of contents sectioning scheme, with a separate section for Quantum Information Science and Technology

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Juanjo Garcia Ripoll

@jjgarciaripoll

4 years

Modelling trapped ions as electrical circuits is mind-bending, but leads to fun mesoscopic physics, and a nice excuse to revisit D. Wineland's pioneering works :-)

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Juanjo Garcia Ripoll

@jjgarciaripoll

7 years

"A major Swedish initiative – the Wallenberg Centre for Quantum Technology – is now being launched under the leadership of Chalmers University of Technology... total budget of close to SEK 1 billion (100M€)."

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Juanjo Garcia Ripoll

@jjgarciaripoll

1 year

A neat and very graphical introduction to group theory from basic principles

Researchers Use Group Theory to Speed Up Algorithms — Introduction to...

This is the most information-dense introduction to group theory you'll see on this website. If you're a computer scientist like me and have always wondered w...

www.youtube.com

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Juanjo Garcia Ripoll

@jjgarciaripoll

5 years

Thanks for the opportunity to publicize our research field and about the quantum technologies community in @csic @iff_csic

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Juanjo Garcia Ripoll

@jjgarciaripoll

4 years

Today would have been our first day in the workshop Benasque Quantum Science 2020 (). Hopefully @CCBPP will survive this crisis and we will be able to continue the series in the not too far future.

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Juanjo Garcia Ripoll

@jjgarciaripoll

8 months

"No thesis backup"

Flame (炎)

@yanti8ve

8 months

7K

384

4K

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

We're back!

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Juanjo Garcia Ripoll

@jjgarciaripoll

1 year

The @queen_of_fog delegation at the Waveguide QED 2023 meeting in Erice, Sicily, presenting a selection of projects on topological photonics, quantum simulation, quantum computing, interaction engineering and quantum links

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Juanjo Garcia Ripoll

@jjgarciaripoll

4 years

Tracing out qubits from an image encoded in a quantum register. The order of qubits matters. I think it makes a nice graphical introduction to why functions can be efficiently encoded in a quantum register Inspired by @j_i_latorre 's MPS image encoding

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

Norbert Schuch's group on Quantum Information and Quantum Many-Body Physics at Wien University is offering PhD and postdoc positions for candidates with expertise and interest in a broad family of relevant topics

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Juanjo Garcia Ripoll

@jjgarciaripoll

3 years

Quantum physicists still rely on classical mechanics for training 😁

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Juanjo Garcia Ripoll

@jjgarciaripoll

7 months

Ignacio Cirac gives the first keynote talk in the @QuantERA_EU #QTEU2023 event in @FundacionAreces , introducing the field of quantum simulation

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Juanjo Garcia Ripoll

@jjgarciaripoll

3 years

URGENT. Open postdoctoral position in our group, to work for the FET-Open project @avaqus on the design of superconducting quantum annealers and quantum simulators

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Juanjo Garcia Ripoll

@jjgarciaripoll

6 years

Innsbruck trío Rainer Blatt, Peter Zoller and Thomas Monz create a 10M€ spin-off to develop a commercial quantum computer, Alpine Quantum Technologies (AQT)

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

Group picture at a high-density day in @ccbpp #BenasqueQuantumScience

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Juanjo Garcia Ripoll

@jjgarciaripoll

11 months

Feynman vs Bethe, The Mosquito vs The Battleship 😂

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

The trapped ions group at Universidad de Granada @CanalUGR has performed a remarkable experiment in which they couple trapped ions to a high Q quartz resonator

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Juanjo Garcia Ripoll

@jjgarciaripoll

3 years

Exciting collaboration with Christof Wunderlich's group and Erik Torrontegui, demonstrating the implementation of a quantum perceptron () with trapped ions

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

We show up in "CSIC Investiga", special issue from @CSIC 's magazine devoted to the future of digitalization

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

A large representation of the @queen_of_fog group enjoying Vienna prior to the @SuperQuLAN conference boat ride and dinner. Thanks to Peter Rabl for organizing an amazing event full of exciting superconducting physics

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

Congratulations to Javier Arguello and Alejandro González Tudela @agtudela for their @RSEF_ESP @FundacionBBVA prize

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Juanjo Garcia Ripoll

@jjgarciaripoll

4 years

Eric: What are quantum mechanics? Rincewind: I don’t know. People who repair quantums, I suppose

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

CSIC's Quantum Technology Platform has a new homepage @QTEP_CSIC

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

Jeff Thompson from Princeton gives an introduction to quantum computing with Rb atoms in optical tweezers #BenasqueQuantumScience

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

Large 208M€ project awarded in Germany to develop quantum computers using various technologies

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

10 positions for independent researchers @Ikerbasque Permanent Positions 2022

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Juanjo Garcia Ripoll

@jjgarciaripoll

4 years

Summer school on hands-on quantum computing Benasque, May 24-30 2020

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

Tenure track on quantum technologies (focus quantum hardware) at @nanoGUNE

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Juanjo Garcia Ripoll

@jjgarciaripoll

7 months

Nobel Laureate Serge Haroche takes the time to explain quantum states to our policy makers and general audience. Very much appreciated #qteu2023

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Juanjo Garcia Ripoll

@jjgarciaripoll

3 years

Today in @arxiv , this exciting collaboration led by @QuantumHanna and Peter Lodahl's group on the creation of two-photon correlations via scattering. Tomás Ramos @t_ramos_hbar1 and myself are happy to contribute with the supporting theory

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Juanjo Garcia Ripoll

@jjgarciaripoll

4 years

The Spanish branch of the #QuantumFutureAcademy is open. Last year degree students and MSc students with interest in quantum technologies may apply until June 19th With support from the Spanish Network RITCE, with @ICFOnians , @unizar and @CSIC

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Juanjo Garcia Ripoll

@jjgarciaripoll

3 years

"...and at that moment Glauber realized his camera was not ready to deal with Pauli's fermions"

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Juanjo Garcia Ripoll

@jjgarciaripoll

1 year

New e-print, studying how to solve PDE's with tensor networks, in collaboration with @Paula_G_Phys and @lukyluke_t 1/

Global optimization of MPS in quantum-inspired numerical analysis

This work discusses the solution of partial differential equations (PDEs) using matrix product states (MPS). The study focuses on the search for the lowest eigenstates of a Hamiltonian equation,...

arxiv.org

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Juanjo Garcia Ripoll

@jjgarciaripoll

3 years

The @iff_csic researcher Alejandro González Tudela @agtudela , member of our group @queen_of_fog , has been awarded the Miguel Catalan Research Prize under the age of 40.

La Comunidad de Madrid ha concedido la primera edición del Premio

La Comunidad de Madrid ha concedido la primera edición del Premio Margarita Salas, que homenajea la trayectoria profesional de la bioquímica madrileña. Los galardonados han sido María Vallet, en la...

www.comunidad.madrid

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Juanjo Garcia Ripoll

@jjgarciaripoll

2 years

Our group is having a lot of fun exploring the physics of fluxonium qutrits in quantum optics environments, such as open waveguides and light-matter interaction simulators. Please check this work, modeling carefully the photon-fluxonium interaction, developed in @avaqus

Quinfog

@queen_of_fog

2 years

Fresh from the arXiv! "Bound states in the continuum in a heavy fluxonium qutrit", by M. Hita-Pérez ( @mhitaperez ), P. Orellana, J.J. García-Ripoll ( @jjgarciaripoll ) and M. Pino. @iff_csic Check it out!

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Juanjo Garcia Ripoll

@jjgarciaripoll

9 months

Another example of an unwelcoming environment. @UAM_Madrid does not offer information about all the paperwork requirements in the English version

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Juanjo Garcia Ripoll

@jjgarciaripoll

3 years

My work on quantum-inspired algorithms for numerical analysis is finally accepted and published on @quantumjournal Thanks to editors and referees for their revisions and patience! The embedded video (min 18) discusses these ideas

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Juanjo Garcia Ripoll

@jjgarciaripoll

1 year

The #ICE8 conference on quantum information and quantum technologies is open for contributions and registration!