Alice & Bob
@Alice__Bob
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Our mission, at Alice & Bob, is to create the first Universal Fault-Tolerant Quantum Computer and sell its computing power as a service.
Paris
Joined May 2020
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Last Seen Profiles
Proud to announce that 4 quantum computing pioneers have accepted to join Alice & Bob's consultative board. 💎
Their role? To challenge us to do even better work.
Welcome Prof. Gottesman, Prof. DiVincenzo, Prof. Martinis, and Prof. Nakamura.
#Physics
#QuantumComputing
5
21
159
[$30M][2min bitflip time] : we are very proud to announce both our $30M serie A with
@Elaia_Partners
@Bpifrance
@SupernovaInvest
@BreegaVC
and our latest scientific achievement : a cat qubit crushing the problem of quantum error correction of bitflips
5
21
130
🚀 NEW HQ in Paris🚀- 900 sqm of a modern, cozy hub for our team to innovate, think, and bond.
Perhaps this will be remembered as the place where the first fault-tolerant quantum computer was invented.🤓
What if you were here for it?➡️
#quantumcomputing
5
5
87
We are thrilled to announce the appointment of Michel Devoret, the cat qubit pioneer, as a scientific board member and advisor of Alice&Bob !
#quantum
@QuantumDaily
@Yale_QI
3
13
84
USA, we are coming!🐈🇺🇸
We are delighted to unveil our new HQ opening in Boston! Our CPO, Blaise Vignon, will be leading this expansion as Alice & Bob US President.
Thrilled by the beginning of this new chapter! 🙌
#Quantum
#QuantumComputing
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6
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What if we could run a first useful quantum computer with hardware that could be built today?
What if we could reduce the qubits needed to build the powerful quantum computers of tomorrow by up to 200 times?
Well, we can.
Paper➡️
4
18
73
[Teaser] What if quantum could happen much sooner than expected? 😏
Stay tuned. 👀
0
8
66
France has just decided to bet on a different kinds of quantum computers. The fault-tolerant ones. 🤝
PROQCIMA, an initiative part of a new, ambitious 10-year quantum investment plan, has been announced today during the Journée Nationale Quantique.
🧐👉
0
3
60
Introducing Helium 1! 🚀
Our latest cat-qubit quantum processor is here, marking a pivotal moment in our journey toward fault-tolerant quantum computing.
Achieving a 'Six-nines' logical qubit isn't a cakewalk, but we're on it - read more about it here:
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16.5 million euros to develop a Fault Tolerant Quantum Computer… 👀
@Alice__Bob
,
@ENSdeLyon
and
@Mines_Paris
are beyond proud to announce to have received a €16.5 million innovation grant.
What is it about, and how have Cats found a way there? 🐈
➡️
0
5
58
Building 100 logical qubits with a 10^-8 error rate only requires 1,500 physical qubits. 😏
This, if you use LDPC code + Cat Qubits. 🐱
Let Paul Magnard, Senior Physicist, guide you through the ins and outs of our latest paper in this blog post!
⬇️
1
13
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You know a bit about
#quantum
hardware and you want to discover Alice&Bob's approach ? Check out our recent article "Exponential suppression of bit-flips in a qubit encoded in an oscillator published" in
@NaturePhysics
1
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Alice & Bob and CEA joint study, shows how to run Shor's algorithm on 350K cats, where it would take several millions regular qubits. 🐈⬛
In this blogpost from Jérémie, co-author, you can get the full background! 👉
📕Full paper:
3
11
43
Our preprint with Zaki Leghtas' team is finally out 🤗📜
Kudos to our academic partners
@Inria
@MINES_ParisTech
@ENS_ULM
0
7
41
Proud! 🏅
@Alice__Bob
was selected by the
@EU_Commission
Innovation Council and SMEs Executive Agency (
@EU_EISMEA
) to receive a combination of grant financing and equity investment!
2
8
36
If physics is your thing, there is only one place to be in March: Las Vegas! 🎡♠️🃏♥️
Alice & Bob is participating to the APS March Meeting 2023 next week!
We are going to host 9 talks on everything cat qubits… 🐈
Discover our talks 👉
See you in Vegas
1
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2024's Quantum Scene: It's a logical qubit game! 🎲
That's what we just learned at Q2B where🔑key advancements in fault tolerant quantum computing have set the stage.
P.S. We have something for you coming in January!🔓👀 Stay on the lookout...
#Q2B
#QuantumComputing
#QEC
0
3
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Can you visualize the size of a 20-million-qubit quantum computer? 🤯
So let's show it.
Quantum error correction's overhead is enormous, and to build scalable quantum computers we must reduce it, say... 200-fold?
Full infographic:👉
0
9
30
A sneak peek at two new Cat Qubits… 👀
Read the full papers here:
📗 Autoparametric resonance extending the bit-flip time of a cat qubit up to 0.3 s:
📙 Quantum control of a cat-qubit with bit-flip times exceeding ten seconds:
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If you want to know more about our scientific breakthrough about macroscopic bit-flip times, have a look at the talk of our scientific board member Zaki Leghtas at 9:48am CDT
#MarchMeeting2022
in session A28
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5
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We are delighted to welcome the accomplished quantum physicist Ivana Petkovic to boost our experimental research on cat qubits
0
4
28
When photons meet superconductivity (and cat qubits)...💡
In this blog post, read about cat qubits but under the lenses of photonics to "shed light" on how we utilize photons to protect quantum information in a qubit for record-breaking times. 🛠
⬇️
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We are proud to be among the 10 special award of the
#iLab2020
innovation challenge organised by
@Bpifrance
and
@sup_recherche
This grant and mentorship will boost our effort to bring quantum computing into the fault-tolerant era !
Félicitations aux 73 innovateurs-entrepreneurs primés à la 22e édition du
#ConcoursInnovation
#iLab2020
, dont les 10 Grands Prix, pour leurs projets
#deeptech
exceptionnels qui ont vocation à relever les grands défis sociétaux ➡️
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0
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The latest work of our theoretical research team is now out on the arXiv ! This study quantifies the hardware efficiency of Alice&Bob’s roadmap. It’s good to hear we’re on good tracks!
Kudos
@J_Guillaud
and Mazyar Mirrahimi
0
7
25
With great excitement, we present to you 🥁Alice & Bob new website!
It reflects our journey, achievements, and culture.
Who are the 95+ faces behind A&B, how our chips look up close, and.. Want to play with our Cats? 🤠
Check it all out here 👉
0
3
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[ERC] 🎉 Congratulations 🎉 to our scientific advisors
@ManuFlurin
and Philippe Campagne-Ibarcq for their ERC grants !
🚀 This will boost their research respectively on single microwave photon detectors at
@CEA_Officiel
and fault tolerant quantum computing at
@Inria
1
4
25
Kudos to
@Inria
Quantic team for their latest paper opening the path towards a new type of cat qubit!
@gautier_ronan
@J_Guillaud
1
4
22
💥 Fresh off the 2024 APS March Meeting & Q2B Paris!
The geist?
FTQC is now the main goal of QC research, so it's no surprise cat qubits filled the rooms of both the
@APSphysics
March Meeting and Q2B Paris by
@QCWare
.🤠
More takeaways➡️
#quantum
1
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We are proud to welcome
@StevenTouzard
, one of the experimental pioneer of cat qubits in our ambitious team!
#french_touch
#team_cats
Congratulations to the team
@awscloud
on this paper! I'm piggybacking on this to announce that, as one (out of many) pioneers of cat stabilization, I will be participating in the efforts of friendly rivals
@Alice__Bob
. A short thread.
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0
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Experimental physicists are the ultimate party crushers... 🔬
But when they say something does work, you better believe it! 💯
Join Sébastien, our Chief of Experiments, as he dives-deep on our latest designs in this technical blogpost: 👉
1
3
20
Congratulations to the
@awscloud
team from the Caltech center for quantum information for this great work and their ambitious roadmap !
Cat qubits are indeed very promising for the future of quantum computing.
0
3
19
This will strongly boost our R&D effort to build the first universal and fault-tolerant quantum computer.
Thanks to our supports to get there :
@sup_recherche
@Agoranov_innov
@Elaia_Partners
@BreegaVC
@abrougneil
@CNRS
@MINES_ParisTech
@CEA_Officiel
@ENS_ULM
@ENSdeLyon
0
2
19
Quantum computers, how much energy they need and how to reduce it? ⚡️
Alice & Bob's Jeremy Stevens and our colleagues from Quandela and CNRS will host this webinar on how to develop responsible quantum computing!
This Wednesday 23rd, at 3 PM CET. 📅
➡️
0
1
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If you know a bit about quantum error correction, take a look at Alice&Bob's unique roadmap :
#QuantumComputing
1
5
18
Best explanation of cat qubits yet? 🤔
Our PhD research scientists Diego and Ulysse were at
@UnderscoreTalk
, hosted by Micode!
These will be 30 minutes well spent for anyone fascinated by the world of quantum computing! 🤝
➡️
#QuantumComputing
0
2
18
Our physicist
@pierreguilmin
, took the stage at the
@PyTorch
conference in San Fran to explain why PyTorch fundamentals can be re-purposed to make quantum systems simulation faster and differentiable. 👀
Missed the talk?
#PyTorch
#QuantumComputing
1
4
18
Great work from the QLab team at
@Yale_QI
: another flavor of Cat-qubit autonomous error correction
Kudos to A. Grimm, N. E. Frattini, M. Devoret et al.
Exciting Hamiltonian approach to Cat-qubits !
0
1
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Who would have guessed that fast noisy operations can give you higher-performance error correction with cat qubits?🐈⬛
👉This paper from François Marie
@fm_leregent
, explains how:
As always, for those of you in a rush, the key takeaways are in the GIF!
0
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For all those of you who want to geek out about error correction, logical qubits, universal quantum gates, and of course, Cats 🐈 - tune in to the latest Post Quantum World episode with our CEO Théau Peronnin.
Listen on Spotify▶️
2
7
17
Next week, we will be in a superposition of events.
🎓 First Stop
MIT European Career Fair for
@MIT
students
🔭 Next Up
@APSphysics
March Meeting
Talks ready to go:
Waiting for you at booth
#617
🗼 Finally
Q2B Paris booth
#E2
and our CEO's talks
See u!
1
3
15
Alice&Bob is building a universal, fault-tolerant quantum computer using a unique self correcting superconducting quantum bit : the Cat-qubit.
We are based in Paris and working hand in hand with the labs from
@ENS_ULM
,
@ENSdeLyon
,
@Inria
,
@CEA_Officiel
and the
@CNRS
."
0
1
15
Would you put your cat in a fridge? 🐈
At Alice & Bob, we do - but we're building
#quantum
computers... Our cat
#qubits
require extremely low temperatures, 10mK. 🥶
Check out our blog post on the role of
#cryogenics
in making our qubits stable! 👇
0
3
15
Quantum science is not easy, we know... 🤓
But stick around, we are going to explain our exiting new result without complicated formulas!
If you don't own a Master's in physics this blogpost 👉 is for you!
0
3
16
👏Kudos to Diego Ruiz, PhD Student at Alice & Bob and
@Inria
for his work on a new type of cat qubits: detuned Kerr cat qubits are more resilient to bit-flip than traditional Kerr cats.
Full Paper:
Builds on the pioneering work on Kerr cats at
@Yale_QI
Check out our preprint on the arxiv about a new type of cat qubits: the detuned Kerr cat qubits with
@gautier_ronan
,
@J_Guillaud
and Mazyar Mirrahimi.
A Wigner animation Gif to catch your attention and takeaways in 4 tweets ⬇️⬇️
1
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0
2
14
🤔What if we told you that noisy quantum signals can be made useful?
👏 Congrats to Pierre Guilmin, PhD student at Alice & Bob for his latest work on continuous quantum measurement!
📗Read the full paper at:
Or in the thread, 5 key takeaways👇
1
1
15
The March Meeting is over! ✅
A lot has changed from last year...
Cat qubits and other bosonic codes are raising ever more interest among the quantum community as one of the most promising paths to fault-tolerance! 🎯
For our core talks geist👉
0
0
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Did you know that one of the coldest places in the universe is in Paris?🔬❄️
Check out the first episode of our Behind the Tech series where we talk about cryogenics with Paul Magnard, quantum physicist at Alice & Bob.
▶️
#quantumcomputing
#cryogenics
0
0
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Men apply for positions with 60% of job requirements met; women often wait for 100%. 🧠
At Alice & Bob, the perfect match is not the 100% skill-matching candidate, but someone committed to innovate & a pioneering team-player.🙌
Check our vacancies:
2
3
15
QryoLink's goal is to advance the state of the art in cryogenic cabling for quantum computing - the smiles are promising!🙌
👉🏽
#quantumcomputing
#deeptech
#quantumtechnologies
1
0
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Alice & Bob is proud to be part of the QRYOLink project to deliver a new generation of microwave routing systems optimized for cryogenic quantum computers 🤝
🔗Learn more on the QRYOLink A-team in this blog post:
0
0
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"Joining forces with like-minded partners is essential when the stakes are high and challenges are many." 💭
Read Chloé’s article on Alice & Bob and
@QuantumQM
collaboration to push the boundaries of quantum computing together!
👉
#quantumcomputing
0
1
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We're glad you liked our tees
@earltcampbell
and thanks for sharing! 🙌
2
0
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Théau, Chloé and Yonatan discuss about the collaboration between Alice & Bob and Quantum Machines 🤝.
Our step towards building a strong quantum ecosystem of quantum companies. 🚀
via
@YouTube
#quantumcomputing
#tech
#startups
0
4
12
The quantum wave is coming… 🌊
We felt it last week in Lisbon, at one of the biggest tech events in the world -
@WebSummit
How did we leave our mark? Simple: by wearing our 'Ask Me About Quantum' tees, we turned ourselves into walking, talking quantum encyclopedias. 🤓
0
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@nick_farina
Alice & Bob is hiring physicists, engineers and many business and product profiles... with a clear mission: escaping decoherence.
Here you'll find 20+ open positions to come in the home of cat qubits:
0
2
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Alice & Bob’s FIRST off-site ever! 🚀🙌
One thing is for sure, we bonded like entangled particles in a quantum state during these 2 days. 🤓
Dive into our gallery to get a glimpse of our best moments!
#teambuilding
#team
#offsite
0
2
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In the 1940s, CEO of
@IBM
speculated that the global market might only need five computers. 😏
History, of course, told a different story—and our CEO
@PeronninTheau
believes history will repeat itself, only this time, with quantum computing.
Intrigued?➡️
0
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11
We are waiting for you at one of the most anticipated events in the quantum world - Q2B Santa Clara!
Find us at our booth, E14 - and don't miss our talk on Pushing the boundaries of Quantum Computing as well as the panel discussion The State of Logical Qubits!
See you! 🐈
0
0
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Imagine each Christmas gift as a quantum choice. 🎁
Unwrap it and you're choosing one of infinite possibilities (though it's unlikely to be a car 🚗).
But in another universe, who knows?
Happy holidays from Alice & Bob, in every universe! 💫
0
0
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Quantum & A.I? 🤨
Join our CEO and Co-founder
@PeronninTheau
, at
@QuantumEurope
, as he unravels the key questions around the quantum computing and artificial intelligence synergy.
P.S. Visit our booth, too! (follow the cat) 🐱
#AI
#QuantumComputing
0
1
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Alice & Bob pre-tested 🎁
@AzureQuantum
's Resource Estimator from
@Microsoft
Cloud, we dived deep into it and…
...have a look at what we found out:
#QuantumComputing
#softwaredevelopment
0
4
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@UnderscoreTalk
@Micode
@MatthieuLambda
@TiffanySouterre
@Ruiz_Diego1
Hâte de vous rejoindre ce soir! 🐈
0
5
11
What stands in Europe’s way to become a serious challenger to the U.S. and China?
🚀 Probably not as much as you think 😏
0
3
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@nvidia
and QC?
There's more to know than you think..🔍
Quantum computers will be a fundamental component of future HPC centers - and their integration is the key to reach the user.
We are proudly joining NVIDIA as a Quantum Partner.
Curious? 😏
0
2
9
Very cool paper on spins fluorescence detection with superconducting qubits by our colleagues and advisor from
@CEA_Officiel
Saclay ! ⚛⚛⚛📸
New work from my group! We perform the direct detection of the microwave fluorescence emitted by electron spins with a transmon qubit as a single photon counter. Magnetic resonance is today one of the first practical applications of superconducting qubits🧲
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0
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Hello world, this is the birth of Alice&Bob ! Follow us and discover our project on
1
0
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by Raphaël Lescanne, Marius Villiers,
@PeronninTheau
, Alain Sarlette, Matthieu Delbecq, Benjamin Huard, Takis Kontos, Mazyar Mirrahimi and Zaki Leghtas
0
0
9
@letonyo
Looks like an incredible milestone for quantum computation and quantum physics.
Go Team Cats! 🔥
0
0
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@shai_machnes
@Elaia_Partners
@Bpifrance
@SupernovaInvest
@BreegaVC
The paper will be on arXiv on Monday 🤗
This is an improvement over our previous result published in nature physics :
0
1
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At Alice & Bob we have a special relationship with cats. 🐈⬛
Listen to what Théau, CEO and Co-founder of Alice & Bob has to say about them in this episode of The Superposition Guy's Podcast 🎙️
0
3
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Picture this: It's the 1950s, and classical computing is on the brink of the mainframe revolution... Fast forward to today, quantum computing stands at a similarly pivotal crossroad! 👀
Curious? Plug into the podcast w/ our Exec. Chairman
@ElieGirard
!
0
1
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Turning Science into Products 🔬
In the first episode of "Deep Dive", our CPO, talks about the unique challenges and opportunities of managing products on the cutting edge - how do we get out of the lab and into the market?
🎧
📖
0
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The arXiv publication is delayed by a few days for Zaki to do the finishing touches 😉
0
0
7
@JoshKoomz
@inria_paris
Thanks
@JoshKoomz
! And the Vol. 2 is coming out in a few weeks, with smaller cats, fringes but still macroscopic bitflip time 😸
1
0
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🎙️Podcast alert!🎙️
How to be an entrepreneur and a physicist?
Théau, CEO @ Alice & Bob speaks with Matthieu about tech 💻, science ⚛️ and the quantum industry 📉 in the last episode of Génération Do It Yourself!
Listen in French:
2
0
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@AndreasAtETH
@SuperQuLAN
@qudev
@ETH_physics
@ETH_en
@sergiml
@ekaterinatavil
@NathanLacroix
Thank you
@AndreasAtETH
Looking forward to working with Paul on scaling our Cat qubit architecture !
0
0
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We have chosen the perfect partner to bring quantum innovation to you -
@Equinix
, the world’s digital infrastructure company. 🙌
Join the roundtable on ‘Quantum Readiness for Businesses’. Register here:
👉
#QuantumComputing
0
1
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Many say quantum is a tool in search of applications...
Let's find them together, for your business.🫵
We will explore the potential of quantum computing on real life use cases during our workshop at
@QuantumEurope
.
Come say hello at our booth (just follow the cats).🐈
#quantum
1
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And we’re excited to welcome you to coach our cats!
0
0
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🧳 Hey
#siliconvalley
, we are coming.
Jérémie Guillaud, Head of Theory and Laurent Prost, Product Manager, will be at the Q2B conference by
@QCWare
on December 6-8 2022 in Santa Clara, CA!
Book a chat with them here 👉
0
0
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@QuantumYakar
@jfitzsimons
@QuantumYakar
: if you are curious about Cat qubits, our previous results explain this in detail :
And you can check our roadmap to correct for the phase-flips :
0
0
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@jfitzsimons
@Elaia_Partners
@Bpifrance
@SupernovaInvest
@BreegaVC
In this experiment, the cat is measured through fluorescence so the bare cavity lifetime is Purcell limited to a few µs. The phase-flip time decrease linearly with the number of photons, so a few hundred ns for 40photons. Checkout the preprint on Monday for more details.
1
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To clarify, this appointment will not interfere with Michel's academic research activities at
@Yale_QI
. As part of our scientific board, along side Zaki Leghtas, Benjamin Huard, Mazyar Mirrahimi, Philippe Campagne-Ibarcq and Emmanuel Flurin, Michel will challenge our roadmap 😉🚀
0
0
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[PODCAST with our CEO
@PeronninTheau
] 🎙
Learn more about the early days of Alice & Bob, the future of the quantum industry, our roadmap, and why practical quantum computing might arrive sooner than most anticipated. 👀
👉
#QuantumComputing
#DeepTech
0
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@MJBiercuk
@qctrlHQ
Thank you
@MJBiercuk
! Looking forward to discussing optimal control with the
@qctrlHQ
team 😀
Please write us at contact
@alice
-bob.com
0
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@PeronninTheau
, CEO and Co-founder of
@Alice__Bob
was on
@bfmbusiness
TV! ▶️
Interviewed by 🎙️Frédéric Simotte, Théau talks of our recent partnership with
@Equinix
, one of the world's largest quantum providers.
Watch the interview [in French]!
👉
0
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Within the next 3-5 years, everyone might be convinced that quantum will change our lives…👀
@ElieGirard
, our Executive Chairman, shares his intriguing perspective on quantum computing's potential to revolutionize our thinking and mindset.
Podcast ep➡️
0
1
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@Liv_Lanes
@earltcampbell
@Liv_Lanes
send us a private message and let's see how to make it happen!🤞
0
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What do Elon Musk, Marc Benioff, Bernard Arnault and Alice & Bob have in common? 🤔
You can find us all at VivaTech next week... 🔥
See you there! 😉
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