Abhinav Anand
@abhinav-anand.bsky.social
Postdoc @DQC working on quantum algorithms and fault tolerance
previously @UofT @UBC @IITG
previously @UofT @UBC @IITG
Excited to share that this paper has now been published in Physical Review A doi.org/10.1103/jkcp...
September 10, 2025 at 4:03 PM
Excited to share that this paper has now been published in Physical Review A doi.org/10.1103/jkcp...
Reposted by Abhinav Anand
Congratulations to our lab director, Alán Aspuru-Guzik (@aspuru.bsky.social), on being named a Fellow of the Royal Society of Canada (RSC)! 🎊
Read all about it here: web.cs.toronto.edu/news-events/...
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Read all about it here: web.cs.toronto.edu/news-events/...
[1/7]
September 4, 2025 at 4:48 PM
Congratulations to our lab director, Alán Aspuru-Guzik (@aspuru.bsky.social), on being named a Fellow of the Royal Society of Canada (RSC)! 🎊
Read all about it here: web.cs.toronto.edu/news-events/...
[1/7]
Read all about it here: web.cs.toronto.edu/news-events/...
[1/7]
Reposted by Abhinav Anand
#IPAM (the institute for pure and applied mathematics) is facing a critical shortfall for operating expenses due to an unexpected suspension of NSF funding www.ipam.ucla.edu/news/nsf-fun... . Donations for emergency continuity of operations funding can be made at
giving.ucla.edu/Campaign/Donat
giving.ucla.edu/Campaign/Donat
www.ipam.ucla.edu
August 8, 2025 at 12:48 AM
#IPAM (the institute for pure and applied mathematics) is facing a critical shortfall for operating expenses due to an unexpected suspension of NSF funding www.ipam.ucla.edu/news/nsf-fun... . Donations for emergency continuity of operations funding can be made at
giving.ucla.edu/Campaign/Donat
giving.ucla.edu/Campaign/Donat
Reposted by Abhinav Anand
1/
🚀 Super excited to launch PlanqTN — an open-source Python lib + interactive web app for exploring quantum LEGO-based QEC codes!
🎥 Intro video: youtu.be/TNnE3hReYVk
🔗 GitHub: github.com/planqtn/plan...
🌐 Studio: planqtn.com
🚀 Super excited to launch PlanqTN — an open-source Python lib + interactive web app for exploring quantum LEGO-based QEC codes!
🎥 Intro video: youtu.be/TNnE3hReYVk
🔗 GitHub: github.com/planqtn/plan...
🌐 Studio: planqtn.com
LinkedIn
This link will take you to a page that’s not on LinkedIn
lnkd.in
August 7, 2025 at 7:35 PM
1/
🚀 Super excited to launch PlanqTN — an open-source Python lib + interactive web app for exploring quantum LEGO-based QEC codes!
🎥 Intro video: youtu.be/TNnE3hReYVk
🔗 GitHub: github.com/planqtn/plan...
🌐 Studio: planqtn.com
🚀 Super excited to launch PlanqTN — an open-source Python lib + interactive web app for exploring quantum LEGO-based QEC codes!
🎥 Intro video: youtu.be/TNnE3hReYVk
🔗 GitHub: github.com/planqtn/plan...
🌐 Studio: planqtn.com
Go check out this amazing toolbox from @balintpato.bsky.social - planqtn.com
Check out pianqtn.com by @balintpato.bsky.social . It is a graphical toolbox for building and evaluating quantum error correction codes following the quantum Lego approach of Cao and Lackey arxiv.org/abs/2109.08158
Balint also made a YouTube tutorial
youtu.be/TNnE3hReYVk?...
Balint also made a YouTube tutorial
youtu.be/TNnE3hReYVk?...
PlanqTN intro
YouTube video by Bálint Pató
youtu.be
August 7, 2025 at 7:26 PM
Go check out this amazing toolbox from @balintpato.bsky.social - planqtn.com
Reposted by Abhinav Anand
After 3 1/2 years of work my course on quantum computing is finally finished — the "Director's Cut" of Understanding Quantum Information and Computation is now available.
arxiv.org/abs/2507.11536
arxiv.org/abs/2507.11536
Understanding Quantum Information and Computation
This is a course on the theory of quantum computing. It consists of 16 lessons, each with a video and written component, covering the basics of quantum information, quantum algorithms (including query...
arxiv.org
July 16, 2025 at 11:06 AM
After 3 1/2 years of work my course on quantum computing is finally finished — the "Director's Cut" of Understanding Quantum Information and Computation is now available.
arxiv.org/abs/2507.11536
arxiv.org/abs/2507.11536
Reposted by Abhinav Anand
Awesome Quantum Computing Experiments is on ArXiv!
57+ QEC implementations tracked
Interactive visualizations
Useful for researchers & students
Github: github.com/francois-marie/awesome-quantum-computing-experiments
Site: francoismarieleregent.xyz/awesome-quantum-computing-experiments/
1/3 🧵
57+ QEC implementations tracked
Interactive visualizations
Useful for researchers & students
Github: github.com/francois-marie/awesome-quantum-computing-experiments
Site: francoismarieleregent.xyz/awesome-quantum-computing-experiments/
1/3 🧵
Home
Awesome Quantum Computing Experiments: A curated collection of notable quantum computing experiments
francoismarieleregent.xyz
July 10, 2025 at 2:26 PM
Awesome Quantum Computing Experiments is on ArXiv!
57+ QEC implementations tracked
Interactive visualizations
Useful for researchers & students
Github: github.com/francois-marie/awesome-quantum-computing-experiments
Site: francoismarieleregent.xyz/awesome-quantum-computing-experiments/
1/3 🧵
57+ QEC implementations tracked
Interactive visualizations
Useful for researchers & students
Github: github.com/francois-marie/awesome-quantum-computing-experiments
Site: francoismarieleregent.xyz/awesome-quantum-computing-experiments/
1/3 🧵
Reposted by Abhinav Anand
⚛️ Curious about getting into quantum computing for quantum chemistry? Check out our new primer published in ACS InFocus. 📙 [1/4]
June 30, 2025 at 3:29 PM
⚛️ Curious about getting into quantum computing for quantum chemistry? Check out our new primer published in ACS InFocus. 📙 [1/4]
Reposted by Abhinav Anand
I'm often asked if I'll redo the 2019 quantum factoring estimate. Denser storage by yokes, smaller magic factories by cultivation, slimmer approx arithmetic by Chevignard et al… surely the cost is lower now?
Yes, it's lower now.
security.googleblog.com/2025/05/trac...
arxiv.org/abs/2505.15917
Yes, it's lower now.
security.googleblog.com/2025/05/trac...
arxiv.org/abs/2505.15917
May 23, 2025 at 1:25 PM
I'm often asked if I'll redo the 2019 quantum factoring estimate. Denser storage by yokes, smaller magic factories by cultivation, slimmer approx arithmetic by Chevignard et al… surely the cost is lower now?
Yes, it's lower now.
security.googleblog.com/2025/05/trac...
arxiv.org/abs/2505.15917
Yes, it's lower now.
security.googleblog.com/2025/05/trac...
arxiv.org/abs/2505.15917
We posted a new paper (arxiv.org/abs/2505.11486) on arXiv, where we present a method to unbias observable estimates in quantum circuits with unitary noise — common in fault-tolerant quantum computing.
Joint work with Dmitrii Khitrin and Ken Brown @kenbrownquantum.bsky.social
Joint work with Dmitrii Khitrin and Ken Brown @kenbrownquantum.bsky.social
Unbiased observable estimation via noisy channel mixtures for fault-tolerant quantum computation
Unitary errors, such as those arising from fault-tolerant compilation of quantum algorithms, systematically bias observable estimates. Correcting this bias typically requires additional resources, suc...
arxiv.org
May 19, 2025 at 3:57 AM
We posted a new paper (arxiv.org/abs/2505.11486) on arXiv, where we present a method to unbias observable estimates in quantum circuits with unitary noise — common in fault-tolerant quantum computing.
Joint work with Dmitrii Khitrin and Ken Brown @kenbrownquantum.bsky.social
Joint work with Dmitrii Khitrin and Ken Brown @kenbrownquantum.bsky.social
Reposted by Abhinav Anand
I'm hiring a postdoc! If you'd like to work with me on quantum learning, error correction, quantum algorithms, and FTQC at Virginia Tech in the Washington, DC metro area, please apply here: careers.pageuppeople.com/968/cw/en-us...
Details | Postdoctoral Associate - Computer Science | Careers | Division of Human Resources | Virginia Tech
careers.pageuppeople.com
April 28, 2025 at 7:43 PM
I'm hiring a postdoc! If you'd like to work with me on quantum learning, error correction, quantum algorithms, and FTQC at Virginia Tech in the Washington, DC metro area, please apply here: careers.pageuppeople.com/968/cw/en-us...
Reposted by Abhinav Anand
OK #quantum bluesky, I'm making a reading list. Goal: get to the state of the art in Fault-Tolerant Quantum Computing as quickly as possible. I'm using Dan Gottesman's "Surviving..." for the basics. What *one* other paper would you recommend? #quantumcomputing #qec
April 16, 2025 at 7:34 AM
OK #quantum bluesky, I'm making a reading list. Goal: get to the state of the art in Fault-Tolerant Quantum Computing as quickly as possible. I'm using Dan Gottesman's "Surviving..." for the basics. What *one* other paper would you recommend? #quantumcomputing #qec
Reposted by Abhinav Anand
*Please repost* @sjgreenwood.bsky.social and I just launched a new personalized feed (*please pin*) that we hope will become a "must use" for #academicsky. The feed shows posts about papers filtered by *your* follower network. It's become my default Bluesky experience bsky.app/profile/pape...
March 10, 2025 at 6:14 PM
*Please repost* @sjgreenwood.bsky.social and I just launched a new personalized feed (*please pin*) that we hope will become a "must use" for #academicsky. The feed shows posts about papers filtered by *your* follower network. It's become my default Bluesky experience bsky.app/profile/pape...
Reposted by Abhinav Anand
🚀 More Tequila Tutorials!
1️⃣ Braket Tutorial: Discover how to use Tequila's Braket functions to compute tasks like transition elements of an operator.
2️⃣ QTensor Tutorial: Dive into the QTensor class and learn how to form vectors, matrices or tensors.
Check it out: tequilahub.github.io/tequila-tuto...
1️⃣ Braket Tutorial: Discover how to use Tequila's Braket functions to compute tasks like transition elements of an operator.
2️⃣ QTensor Tutorial: Dive into the QTensor class and learn how to form vectors, matrices or tensors.
Check it out: tequilahub.github.io/tequila-tuto...
Tequila Tutorials
Quantum Computing and Quantum Chemistry
tequilahub.github.io
February 4, 2025 at 4:59 PM
🚀 More Tequila Tutorials!
1️⃣ Braket Tutorial: Discover how to use Tequila's Braket functions to compute tasks like transition elements of an operator.
2️⃣ QTensor Tutorial: Dive into the QTensor class and learn how to form vectors, matrices or tensors.
Check it out: tequilahub.github.io/tequila-tuto...
1️⃣ Braket Tutorial: Discover how to use Tequila's Braket functions to compute tasks like transition elements of an operator.
2️⃣ QTensor Tutorial: Dive into the QTensor class and learn how to form vectors, matrices or tensors.
Check it out: tequilahub.github.io/tequila-tuto...
Reposted by Abhinav Anand
🎉 Our Tequila Tutorial Documentation is live! 🚀 Dive into our collection of tutorials and discover the basics of Tequila. Start with:
1️⃣ Getting Started
2️⃣ Circuits
3️⃣ Circuit Compiler
These tutorials help you build your knowledge step by step. Check it out: tequilahub.github.io/tequila-tuto...
(team)
1️⃣ Getting Started
2️⃣ Circuits
3️⃣ Circuit Compiler
These tutorials help you build your knowledge step by step. Check it out: tequilahub.github.io/tequila-tuto...
(team)
Tequila Tutorials
Quantum Computing and Quantum Chemistry
tequilahub.github.io
February 4, 2025 at 4:54 PM
🎉 Our Tequila Tutorial Documentation is live! 🚀 Dive into our collection of tutorials and discover the basics of Tequila. Start with:
1️⃣ Getting Started
2️⃣ Circuits
3️⃣ Circuit Compiler
These tutorials help you build your knowledge step by step. Check it out: tequilahub.github.io/tequila-tuto...
(team)
1️⃣ Getting Started
2️⃣ Circuits
3️⃣ Circuit Compiler
These tutorials help you build your knowledge step by step. Check it out: tequilahub.github.io/tequila-tuto...
(team)
Reposted by Abhinav Anand
In a different world, she could have had a long and illustrious career as a particle physicist.
To know more about her, read this excellent interview: ias.edu/ideas/redisc...
To know more about her, read this excellent interview: ias.edu/ideas/redisc...
Rediscovering One of the Institute's First Women of Color
Since 1933, the Institute has welcomed over 8,000 Members comprising scholars from nearly every part of the globe. For many of these scholars, the Shelby White and Leon Levy Archives Center holds some...
ias.edu
January 21, 2025 at 8:10 PM
In a different world, she could have had a long and illustrious career as a particle physicist.
To know more about her, read this excellent interview: ias.edu/ideas/redisc...
To know more about her, read this excellent interview: ias.edu/ideas/redisc...
Reposted by Abhinav Anand
Phasecraft internship applications are open! Anyone working on quantum info at an early stage (or adjacent fields!) who wants to experience working with a fantastic research team on cutting-edge quantum algorithms is welcome to get in touch :)
Ieva C. on LinkedIn: Quantum Algorithms Intern - Phasecraft
Internships are open at Phasecraft! Closing date is 9th of March 2025, so if you're an early-career researcher in quantum information or in an adjacent field…
www.linkedin.com
January 10, 2025 at 3:19 PM
Phasecraft internship applications are open! Anyone working on quantum info at an early stage (or adjacent fields!) who wants to experience working with a fantastic research team on cutting-edge quantum algorithms is welcome to get in touch :)
Reposted by Abhinav Anand
#compchem If your are interested by Karplus' scientific life, here is an interesting read: Spinach on the Ceiling: A Theoretical Chemist’s Return to Biology. #compchemsky #biosky
ftp.rush.edu/users/molebi...
ftp.rush.edu/users/molebi...
January 2, 2025 at 4:27 PM
#compchem If your are interested by Karplus' scientific life, here is an interesting read: Spinach on the Ceiling: A Theoretical Chemist’s Return to Biology. #compchemsky #biosky
ftp.rush.edu/users/molebi...
ftp.rush.edu/users/molebi...
Reposted by Abhinav Anand
Amusing story by @teorth.bsky.social on Mastodon about paper rejections
mathstodon.xyz/@tao/1137212...
mathstodon.xyz/@tao/1137212...
January 1, 2025 at 9:24 PM
Amusing story by @teorth.bsky.social on Mastodon about paper rejections
mathstodon.xyz/@tao/1137212...
mathstodon.xyz/@tao/1137212...
Reposted by Abhinav Anand
"While Willow represents an advance in technology with its reduced error rates, the promise of quantum computing is still years off."
www.barrons.com/articles/qua...
www.barrons.com/articles/qua...
Quantum Computing Stocks Are Flying. Investors Should Brace for a Long Haul.
Three small computer companies doing quantum computing have seen their shares soar in value.
www.barrons.com
December 20, 2024 at 3:27 PM
"While Willow represents an advance in technology with its reduced error rates, the promise of quantum computing is still years off."
www.barrons.com/articles/qua...
www.barrons.com/articles/qua...
Reposted by Abhinav Anand
1/3 🧵Quantum conundrum: we want expressive circuits, but current hardware only allows short coherence times, and so more parameters = more problems. Check out our #NeurIPS2024 paper “Quantum Deep Equilibrium Models”.
December 9, 2024 at 8:39 AM
1/3 🧵Quantum conundrum: we want expressive circuits, but current hardware only allows short coherence times, and so more parameters = more problems. Check out our #NeurIPS2024 paper “Quantum Deep Equilibrium Models”.
Reposted by Abhinav Anand
🚨Applications for LANL's 2025 Quantum Computing Summer School are open!
Please apply here
👇
lanl-summer-school-programs.wizehive.app/program/quan...
Reposts appreciated!
Please apply here
👇
lanl-summer-school-programs.wizehive.app/program/quan...
Reposts appreciated!
Program
lanl-summer-school-programs.wizehive.app
December 5, 2024 at 4:04 PM
🚨Applications for LANL's 2025 Quantum Computing Summer School are open!
Please apply here
👇
lanl-summer-school-programs.wizehive.app/program/quan...
Reposts appreciated!
Please apply here
👇
lanl-summer-school-programs.wizehive.app/program/quan...
Reposts appreciated!
Reposted by Abhinav Anand
I tried to write up an intro to (dynamical) Lie algebras for quantum practicioners as the topic keeps poping up
pennylane.ai/qml/demos/tu...
pennylane.ai/qml/demos/tu...
Introducing (Dynamical) Lie Algebras for quantum practitioners | PennyLane Demos
A gentle introduction to Lie theory covering the basics of Lie algebras and Lie groups in the context of quantum computing.
pennylane.ai
November 18, 2024 at 9:40 AM
I tried to write up an intro to (dynamical) Lie algebras for quantum practicioners as the topic keeps poping up
pennylane.ai/qml/demos/tu...
pennylane.ai/qml/demos/tu...
Reposted by Abhinav Anand
#chemsky #compchemsky
The big day is here. I just received word that the final version of our 50+ coauthor
"Roadmap on Methods and Softwarre for Electronic Structure Based Simulations in Chemistry and Materials"
is out! Thank you to all involved!
iopscience.iop.org/article/10.1...
The big day is here. I just received word that the final version of our 50+ coauthor
"Roadmap on Methods and Softwarre for Electronic Structure Based Simulations in Chemistry and Materials"
is out! Thank you to all involved!
iopscience.iop.org/article/10.1...
Roadmap on methods and software for electronic structure based simulations in chemistry and materials - IOPscienceSearch
Roadmap on methods and software for electronic structure based simulations in chemistry and materials, Volker Blum, Ryoji Asahi, Jochen Autschbach, Christoph Bannwarth, Gustav Bihlmayer, Stefan Blügel, Lori A Burns, T Daniel Crawford, William Dawson, Wibe Albert de Jong, Claudia Draxl, Claudia Filippi, Luigi Genovese, Paolo Giannozzi, Niranjan Govind, Sharon Hammes-Schiffer, Jeff R Hammond, Benjamin Hourahine, Anubhav Jain, Yosuke Kanai, Paul R C Kent, Ask Hjorth Larsen, Susi Lehtola, Xiaosong Li, Roland Lindh, Satoshi Maeda, Nancy Makri, Jonathan Moussa, Takahito Nakajima, Jessica A Nash, Micael J T Oliveira, Pansy D Patel, Giovanni Pizzi, Geoffrey Pourtois, Benjamin P Pritchard, Eran Rabani, Markus Reiher, Lucia Reining, Xinguo Ren, Mariana Rossi, H Bernhard Schlegel, Nicola Seriani, Lyudmila V Slipchenko, Alexander Thom, Edward F Valeev, Benoit Van Troeye, Lucas Visscher, Vojtěch Vlček, Hans-Joachim Werner, David B Williams-Young, Theresa Windus
iopscience.iop.org
November 15, 2024 at 12:37 PM
#chemsky #compchemsky
The big day is here. I just received word that the final version of our 50+ coauthor
"Roadmap on Methods and Softwarre for Electronic Structure Based Simulations in Chemistry and Materials"
is out! Thank you to all involved!
iopscience.iop.org/article/10.1...
The big day is here. I just received word that the final version of our 50+ coauthor
"Roadmap on Methods and Softwarre for Electronic Structure Based Simulations in Chemistry and Materials"
is out! Thank you to all involved!
iopscience.iop.org/article/10.1...
I am excited to share our new paper which was posted on arxiv (arxiv.org/abs/2410.21125) today. In this paper, we propose a new framework, where we design both the algorithm and error correction code, to find molecular subspace with error-detection properties.
Stabilizer configuration interaction: Finding molecular subspaces with error detection properties
In this work, we explore a new approach to designing both algorithms and error detection codes for preparing approximate ground states of molecules. We propose a classical algorithm to find the optima...
arxiv.org
October 29, 2024 at 2:51 PM
I am excited to share our new paper which was posted on arxiv (arxiv.org/abs/2410.21125) today. In this paper, we propose a new framework, where we design both the algorithm and error correction code, to find molecular subspace with error-detection properties.