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Amir Safavi-Naeini

@safavi.bsky.social
541 followers 326 following 177 posts

Building cool quantum, photonic, and nanomechanical stuff as Prof at Stanford. quantum-noise.ghost.io

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Reposted by Amir Safavi-Naeini
John Preskill @preskill.bsky.social · 18/07/2026
My friend Mark Wise quantumfrontiers.com/2026/07/18/m...
quantumfrontiers.com
My friend Mark Wise
Mark Wise, the John A. McCone Professor of High Energy Physics at Caltech, passed away on July 10 at age 72. At a recent memorial service, John Preskill made these remarks. I’m John Preskill, Mark’…
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Amir Safavi-Naeini @safavi.bsky.social · 16/02/2026
quantum-noise.ghost.io/hackweek-202...
quantum-noise.ghost.io
Hackweek 2026: What happens when a physics lab stops research for ~two weeks
Research labs are exciting environments where we learn, discover and invent new things. But they can be weird as well. You can have someone who fabricates superconducting qubits or photonic circuits a...
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Amir Safavi-Naeini @safavi.bsky.social · 28/09/2025
Putting my thoughts together. Why networks beat "hero" sensors and what birds can teach us. quantum-noise.ghost.io/quantum-sens...
quantum-noise.ghost.io
Quantum Sensing Like a Bird
A few nights ago I was on a panel on Quantum Sensing for Defense. Preparing for this panel crystallized some ideas for me, which I think I should write down somewhere. So here it is! When we talk abo...
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Mikhail Kats @mickeykats.bsky.social · 07/07/2025
Did a little interview with @acs.org Axial for an ACS and @spie.org award: axial.acs.org/physical-che...
axial.acs.org
Meet the Winner of the 2026 ACS Photonics Young Investigator Lectureship Award | ACS Publications Chemistry Blog
Read an exclusive interview with the winner, Mikhail Kats, and learn more about his work and career.
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Amir Safavi-Naeini @safavi.bsky.social · 01/07/2025
Omg omg omg omg youtu.be/vkcENinRJ-g
youtu.be
PROJECT HAIL MARY Trailer (2025) Ryan Gosling
YouTube video by ONE Media
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Michael Brett @michaelsbrett.bsky.social · 28/06/2025
Watch Oskar Painter's presentation from Quantum Korea in Seoul. As Director of Quantum Hardware at AWS Center for Quantum Computing, he discusses the 'quantum tyranny of numbers' & forecasts major quantum error correction advances www.youtube.com/watch?v=Ojnf... #QuantumComputing #AWS
youtube.com
퀀텀 코리아 2025 키노트① Oskar Painter
YouTube video by 퀀텀코리아(Quantumkorea)
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Dulwich Quantum Computing @dulwichquantum.bsky.social · 30/06/2025
Lindblad is for everyone! arxiv.org/abs/2506.22436
arxiv.org
Is Lindblad for me?
The Lindblad master equation is a foundational tool for modeling the dynamics of open quantum systems. As its use has extended far beyond its original domain, the boundaries of its validity have grown...
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Amir Safavi-Naeini @safavi.bsky.social · 26/06/2025
A major milestone in my career, as one of the self-appointed knights of quantum.
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John Preskill @preskill.bsky.social · 21/06/2025
Raymond Laflamme 1960-2025. A great scientist, renowned for his pioneering contributions to quantum error correction. A great leader, founding director of the Institute for Quantum Computing. A great colleague and teacher whose legacy continues to inspire us. uwaterloo.ca/institute-fo...
uwaterloo.ca
IQC and Waterloo mourn the loss of Raymond Laflamme | Institute for Quantum Computing | University of Waterloo
Raymond Laflamme, a trailblazer in quantum information processing and pioneer of the Institute for Quantum Computing (IQC) at the University of Waterloo, died on June 19 after a lengthy battle with ca...
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Eric Topol @erictopol.bsky.social · 05/06/2025
He's right. "Nothing short of devastating" By @holdenthorp.bsky.social @science.org www.science.org/doi/10.1126/...
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Amir Safavi-Naeini @safavi.bsky.social · 03/06/2025
Michael Roukes kicking off #FNS2025, going back 30 years to the beginning of NEMs. (explaining this paper arxiv.org/abs/2505.04574 which was then rejected by APL!)
Michael Roukes presenting slide describing a converation between him, Andrew Cleland, and Tom Kenny.
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John Preskill @preskill.bsky.social · 31/05/2025
The building committee gets a first look at the basement of the Ginsburg Center for Quantum Precision Measurement at Caltech. We're standing where a tunnel will connect Ginsburg labs to labs in neighboring Downs Laboratory. With me are Nick Hutzler, Rana Adhikari, Michelle Effros, and Dave Hsieh.
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Emmanuel Flurin @manuflurin.bsky.social · 28/05/2025
New paper out! We resonantly couple a superconducting heavy-fluxonium qubit ⚛️ to a macroscopic membrane 🥁 oscillating at a few MHz. ~300 repeated interactions let us track its quantum motion, observe back-action & probe non-commuting operators. Diósi–Penrose next? (1/8) arxiv.org/abs/2505.21481
arxiv.org
Probing the quantum motion of a macroscopic mechanical oscillator with a radio-frequency superconducting qubit
Long-lived mechanical resonators like drums oscillating at MHz frequencies and operating in the quantum regime offer a powerful platform for quantum technologies and tests of fundamental physics. Yet,...
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Amir Safavi-Naeini @safavi.bsky.social · 20/05/2025
At the beautiful Les Houches for a workshop on TFLN #photonics 💡 Here are my lecture notes: quantum-noise.ghost.io/les-houches-...
quantum-noise.ghost.io
Les Houches lecture notes
Spending a few days at Les Houches workshop on TFLN photonics 😄 Here are my lecture notes. These are currently a very rough draft, though fairly respectable looking... I used Gemini 2.5 pretty heavil...
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Ethan Mollick @emollick.bsky.social · 20/05/2025
Big: The final version of a randomized, controlled World Bank study finds using a GPT-4 tutor with teacher guidance in a six week afterschool program in Nigeria had "more than twice the effect of some of the most effective interventions in education" ("equating to 1.5 to 2 years" of standard school)
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Amir Safavi-Naeini @safavi.bsky.social · 20/05/2025
Morning prayer for the faithful
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Emmanuel Flurin @manuflurin.bsky.social · 09/05/2025
These notes are amazing, just the right amount of detail and insight! Thanks!
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Amir Safavi-Naeini @safavi.bsky.social · 09/05/2025
Every time I am tempted and I start using Markdown + Tex equations, after getting to document that’s more than 2 pages long I just end up coming back to full LaTeX.
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Amir Safavi-Naeini @safavi.bsky.social · 09/05/2025
Notes on classical and quantum fisher information. quantum-noise.ghost.io/fidelity-fis...
quantum-noise.ghost.io
Fidelity, Fisher Information, QCRB and All that [pt. 1]
What about those time-energy and number-phase uncertainty relations? The way the time-energy uncertainty was often explained to me when I first learned quantum mechanics felt pretty hand-wavy ... The ...
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Department of Chemistry, Stanford University @stanfordchemistry.bsky.social · 03/05/2025
A collaboration between the Moerner and Qi Labs has produced a tool to track real-time genome dynamics in living cells — combining single-molecule imaging + CRISPR innovation. 🧬 🔗 chemistry.stanford.edu/news/new-too... #MoernerLab #QiLab #GenomeImaging #CRISPR
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Amir Safavi-Naeini @safavi.bsky.social · 02/05/2025
And here’s my first post :) Ever wondered what “free energy” is?
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Amir Safavi-Naeini @safavi.bsky.social · 02/05/2025
I decided to make a website. I’ll post stuff on it every once in a while.
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Fire Captain 🔥 @rescuecaptain.bsky.social · 25/02/2025
#maddow Science break. This kayaker gets approached by an otter every time he visits a lake. The otter was orphaned after the mother was in an accident, and the man helped it throughout it's rehabilitation process to later release it back into the wild. Volume up.🔊
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Julie Packard @juliepackard.montereybayaquarium.org · 22/04/2025
We press forward with determination, grounded in the values that have made us a trusted and effective advocate for ocean conservation. We lead with hope. The path may not always be straight, but our commitment and belief in humanity’s ability to come together and heal the planet is still unwavering.
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John Preskill @preskill.bsky.social · 21/04/2025
If you are interested in quantum computing, I strongly recommend this insightful article by @caltech.edu student @robbieking1000.bsky.social calling for a "scrappier approach" to finding new applications. quantumfrontiers.com/2025/04/20/q...
quantumfrontiers.com
Quantum Algorithms: A Call To Action
Quantum computing finds itself in a peculiar situation. The number one question asked about quantum computers by outsiders is very common sensical: What are they good for? The honest answer reveals…
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Reposted by Amir Safavi-Naeini
Felix Leditzky 🏳️‍🌈🏳️‍⚧️ @felixled.bsky.social · 27/03/2025
I've been revamping and updating my collection of selected references to topics in quantum information on my homepage. Comments, feedback and suggestions welcome! felixleditzky.info/selected_ref...
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Amir Safavi-Naeini @safavi.bsky.social · 26/03/2025
Crazy!
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Surya Ganguli @suryaganguli.bsky.social · 24/03/2025
This might be the most useful thing I have come across in social media - a personalized feed of academic papers filtered by your follower network! Highly recommend. #academicsky
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Amir Safavi-Naeini @safavi.bsky.social · 24/03/2025
Thee turkeys
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Seamus Blackley @seamus.bsky.social · 10/11/2024
OK- here we go. Sorry for the delay, I was not prepared for the exertion required in the thrill-a-minute adventure that is… CACAO FERMENTATION. Yes, this will actually take 5 days. After that two days of drying. I’m not making this up. Nothing happens. Really. You’ll see. Anyway, off we go!
a man uses a large knife to open a cacao pod. It’s the same feeling as opening a cantaloupe, but far more weird and fun. Alt text is awesome, we are secret friends here!
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Andrew Houck @nanonoodle.bsky.social · 20/03/2025
Our paper that tells you how to make millisecond transmons just appeared. Congrats Matthew, Faranak, and team! In collaboration with Nathalie de Leon and Bob Cava, and building on five years of work in C2QA, one of the five DOE National Quantum Initiative Centers. arxiv.org/abs/2503.14798
arxiv.org
2D transmons with lifetimes and coherence times exceeding 1 millisecond
Materials improvements are a powerful approach to reducing loss and decoherence in superconducting qubits because such improvements can be readily translated to large scale processors. Recent work imp...
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Carolyn Bertozzi @carolynbertozzi.bskyverified.social · 18/03/2025
Thank you @vvsmider.bsky.social for sharing this story.
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Martha Wells @marthawells.com · 20/02/2025
I have been so excited since I found out this would be announced today! RIP any ability for me to concentrate: www.apple.com/tv-pr/news/2...
apple.com
Apple’s new sci-fi series “Murderbot” to make global debut May 16, 2025
Today, Apple TV+ unveiled a first look at “Murderbot,” created by Chris and Paul Weitz and starring Alexander Skarsgård
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Physics World @physicsworld.bsky.social · 10/03/2025
Amazon team claims its Ocelot chip could speed up the development of a large-scale, fault-tolerant quantum computer by 3‒5 years. 🧪⚛️ physicsworld.com/a/cat-qubits...
physicsworld.com
Cat qubits open a faster track to fault-tolerant quantum computing – Physics World
Amazon team claims its Ocelot chip could speed up development by 3‒5 years
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Surya Ganguli @suryaganguli.bsky.social · 06/03/2025
Please share widely. Firing of excellent scientists by political appointees with zero oversight is outrageous. This requested pushback from congress is essential to maintain scientific independence - a hallmark of any functioning democracy.
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Carolyn Bertozzi @carolynbertozzi.bskyverified.social · 03/03/2025
Looking forward to celebrating 80 years of federally funded science, technology and innovation @standupforscience.bsky.social SF, March 7, Civic Center, 1-3 pm 🧪 🧫 🧬
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Cliff Burgess @cburgescliff.bsky.social · 16/11/2024
1/N. Why antiparticles exist (a thread)
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Dustin Moskovitz @moskov.goodventures.org · 27/02/2025
the most surprising and disappointing aspect of becoming a global health philanthropist is the existence of an opposition team
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Julie Packard @juliepackard.montereybayaquarium.org · 25/02/2025
Protecting the ocean has always been a bipartisan effort, in Congress and across multiple White House administrations. In the face of ill-conceived attacks on @noaa.gov, it's time to raise our voices. My thoughts in defense of NOAA and #OceanScience: mbayaq.co/4k8vEsx
A wave curls and crashes from left to right as it swells toward the shoreline in Monterey Bay. the water is blue and the foaming wave front is white.
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Karen Hao @karenhao.bsky.social · 21/02/2025
For decades, the US government has painstakingly kept American science #1 globally—and every facet of American life has improved because of it. The internet? Flu shot? Ozempic? All grew out of federally-funded research. Now all that's being dismantled. 1/ www.technologyreview.com/2025/02/21/1...
technologyreview.com
The foundations of America’s prosperity are being dismantled
Federal scientists warn that Americans could feel the effects of the new administration's devastating cuts for decades to come
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Jonathan Oppenheim @postquantum.bsky.social · 19/02/2025
The gap between the claims made in the Microsoft press release and the claims made in the actual paper are pretty astounding. From their own paper "These measurements do not, by themselves, determine whether the low-energy states detected by interferometry are topological." 5/
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Amir Safavi-Naeini @safavi.bsky.social · 19/02/2025
First paragraph of peer review file on recent Microsoft paper —
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Seamus Blackley @seamus.bsky.social · 30/04/2023
I’m in England, in a field of Barley. Today, I’m going to collect wild yeast under that tree back there, and I’m going to show how to feed and grow it until it’s ready to bake with. We are going to start at the very beginning, and end at the end. (this is an experiment in thread transfer)
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Amir Safavi-Naeini @safavi.bsky.social · 10/02/2025
www.nature.com/articles/s41...
nature.com
H. Jeffrey Kimble (1949–2024) - Nature Photonics
Champion experimentalist of quantum optics and squeezed-light pioneer has sadly passed away.
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Amir Safavi-Naeini @safavi.bsky.social · 02/02/2025
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Amir Safavi-Naeini @safavi.bsky.social · 23/01/2025
Was looking up some old work by Marc Levenson and Shelby after a long meeting with Marty Fejer and students ... and I stumbled upon this: doi.org/10.1016/0030... Have y'all (especially @johannesfink.bsky.social @mankei-tsang.bsky.social) seen this paper?
Shelby and Levenson's setup.
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Adam R Houston @healthlawadamh.bsky.social · 16/01/2025
In the latest development in the raw milk saga, X is now unpasteurized.
Press release from the Institut Pasteur stating they are leaving X
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Amir Safavi-Naeini @safavi.bsky.social · 15/01/2025
Thanks Victor! (Also @mickeykats.bsky.social )
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Amir Safavi-Naeini @safavi.bsky.social · 15/01/2025
😢
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