Columbia’s theoretical scientists are exploring the fundamental differences between classical and quantum computers, advancing our understanding of complexity theory, cryptography, and information theory, and developing algorithms and programming languages for quantum devices.
Meanwhile, our experimentalists and engineers are developing novel particles and materials, including semiconductors and atomic systems, that can be used to implement quantum bits in quantum computers. They are also constructing quantum simulators to study fundamental questions about quantum mechanics.
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Columbia Leads Effort to Build a Quantum Simulator | The project is supported by an NSF Convergence Accelerator award that funds team-based, multidisciplinary initiatives addressing challenges of national importance.
Meet Henry Yuen, a computer scientist exploring the boundaries between classical and quantum computers. Yuen joined Columbia Engineering as an assistant professor in January 2021.
Sebastian Will is quoted in Popular Science about IBM's 127-qubit chip, Eagle.
Using 2D materials, researchers have built superconducting qubits that are a fraction of previous sizes, paving the way for smaller quantum computers.
With 2021 drawing to a close, Columbia physicists note the biggest quantum advances they saw last year and what may be coming as we head into 2022.
The theoretical computer scientist will use the award to push the boundaries of quantum information science.
The theoretical computer scientist joins four other Columbians being recognized for outstanding contributions to their field with a $75,000 Sloan Research Fellowship.
Columbia chemists contribute to a ground-up approach to designing customizable qubits.
Before he left for the Quantum Information Processing meeting, we asked Mousavi about combining quantum mechanics with computer science and how endurance sports help keep his mind fit.
Researchers at Columbia and Google Quantum AI have developed an algorithm that uses the most quantum bits to date to calculate ground state energy, the lowest-energy state in a quantum mechanical system. The discovery could help make it easier to design new materials.
IEEE Spectrum covers a new hybrid quantum-classical approach from Columbia chemists David Reichman and Joonho Lee that could help avoid issues with noise in quantum circuits.
Students learn about the rapidly advancing research field and work with real quantum computing hardware and software.
The project, entitled “Topological Quantum Architectures Through DNA Programmable Molecular Lithography,” will span three years. U of M School of Physics and Astronomy Associate Professor Vlad Pribiag is collaborating with Columbia University Professor Oleg Gang, whose lab will handle the DNA nanoassembly part of the work.
Three computer scientists have posted a proof of the NLTS conjecture, showing that systems of entangled particles can remain difficult to analyze even away from extremes. Columbia Computer Scientist Henry Yuen comments.
This GS’23 student did research in a quantum lab in Colorado for her summer internship.
A photo recap from the inaugural events, held this month at Columbia University.
Joonho Lee and Elena Meirzadeh were recognized for their work in quantum and materials chemistry.
WATCH: Henry Yuen joined CBS News to discuss what quantum computing is, its potential uses, and how close we are to seeing the technology in action.
Quantum computer scientist Henry Yuen comments on research from Microscoft and Quantinuum about making qubits that are less prone to error.
In its inaugural public event, ARNI collaborated with the New York Hall of Science to bring world-class experts in artificial intelligence and quantum computing.
The graduating senior talks about quantum computing, hackathons, and starting Columbia’s Science Olympiad.
Researchers have proved that secure quantum encryption is possible in a world without hard problems.
Including James Bartusek, whose work explores quantum information and cryptography.
Dr. Zhang and her lab leverage the unique advantages of qubit-photon interactions to advance the frontiers of quantum science and technology. She will be an Assistant Professor in the Department of Applied Physics and Applied Mathematics at Columbia University starting January 2025.
Looking for a deeper understanding of quantum technology? Want to roll up your sleeves and tackle some real quantum programming? Join us for NYC’s first multi-university quantum hackathon!
Ten Columbia undergraduates were among the winners at New York City’s first tri-university quantum hackathon, NYC HAQ.
Computer Science PhD student Natalie Parham on finding the power of quantum computing, and community, at Columbia.
The Department of Applied Physics and Applied Mathematics will welcome Michele Simoncelli and XueYue (Sherry) Zhang as tenure-track assistant professors in January.
His research, advised by Henry Yuen, is focused on studying the powers and limitations of quantum computers, and discovering the implications of both.
This year's Quantum Information Processing (QIP) Conference welcomed more plenary talks from Columbians.
Computer Scientist Henry Yuen comments on Quantinuum’s 56-bit trapped-ion computer.
At the BRITE ’25 conference, Henry Yuen (Srivani Family Associate Professor of Computer Science, Columbia University) broke down and shared his insights on the pace of advancement of quantum computing and what it will likely impact in the future and what it won’t.
Columbia Engineering Assistant Professor Sherry Zhang is working on new approaches to enhance quantum computing performance.
On September 19, Columbia welcomed speakers from industry and academia to share the latest news and innovations from the hundred-year-old field.
She is one of twelve early-career quantum researchers awarded for their work that moves the field of quantum information science and engineering in new directions
Quantum computers are getting faster. Henry Yuen helps explain their promise and pitfalls to ABC News correspondent Elizabeth Schulze.
Researchers, including Columbians Xiaoyang Zhu and Xavier Roy, are developing magnonic processors that use magnetic spin waves instead of electric current to process data.
Atom-thin materials expand the options for constructing quantum computer chips while simultaneously shrinking their size.
The Columbia postdoc explores the essence of quantum computers and how they might exceed the speed of their classical counterparts
Henry Yuen discusses quantum computing at the Center for AI and Responsible Financial Innovation and Capital One Symposium.
Watch Henry Yuen breakdown quantum computing to ABC News.
It’s the 100th anniversary of quantum mechanics. Here’s how Columbia’s scientists and engineers are working together to shape the next century.
It’s time to bid farewell to 2025, the International Year of Quantum. Take a look back at Columbia’s role in quantum history, and at some highlights from the past year.
Fixing the materials flaws in quantum computers is key to unlocking their advantage
Professor Sherry Zhang, former postdocs Fang Liu and Eunice Bae, and PhD student Tim Su (GSAS '16) among the 19 inaugural awardees.
They combined optical tweezers with metasurfaces to trap over 1000 atoms—with the potential to capture hundreds of thousands more.
Physicists in the United States have demonstrated how metasurfaces can be used to create arrays of optical tweezers that could potentially trap hundreds of thousands of neutral atoms.
A new way of creating arrays of ultracold neutral atoms could make it possible to build quantum computers with more than 100,000 quantum bits (qubits) – two orders of magnitude higher than today’s best machines
Traditional complexity theory can’t accommodate problems with quantum inputs and outputs. Henry Yuen wants to build a new theory that can.
Universities will be critical to keeping America at the forefront of this rapidly advancing field, says research panel.
The recipients, Gilles Brassard and Charles Bennett, note Columbia graduate student Stephen Wiesner's ideas about "quantum money."
Led by DSI member Henry Yuen, a new multi-university grant from the Air Force Office of Scientific Research will examine whether larger quantum operations could reduce errors and make future quantum computers more practical.
A computer science major, Li balanced ballet, CS research, and a teaching assistantship.
To improve quantum computers, Zhenjie Yan wants to understand how to efficiently shuttle quantum information.