Quantum Information Science News - SciTechDaily

Stretching the Limits: How Diamond Manipulation Enhances Quantum Bits

Louise Lerner, University of Chicago — Tue, 05 Dec 2023 18:33:47 +0000

Breakthrough by Argonne, UChicago researchers could help pave way for quantum infrastructure. In work supported by the Q-NEXT quantum research center, scientists “stretch” thin films...

Unlocking the Quantum Realm: A New Tool for Uncharted Phenomena

University of Innsbruck — Fri, 01 Dec 2023 12:28:45 +0000

Predictions of quantum field theory experimentally confirmed for the first time. Entanglement is a quantum phenomenon where the properties of two or more particles become...

The New Building Blocks of Quantum Tech: Quantum Dots and Twisted Light

SPIE--International Society for Optics and Photonics — Sun, 12 Nov 2023 14:08:41 +0000

Generation of nearly deterministic OAM-based entangled states offers a bridge between photonic technologies for quantum advancements. Quantum technology’s future rests on the exploitation of fascinating...

Unlocking Quantum Secrets – Simulations Reveal the Atomic-Scale Story of Qubits

University of Chicago — Mon, 06 Nov 2023 11:18:46 +0000

A recent study employs advanced atomic-level computer simulations to predict the formation process of spin defects useful for quantum technologies. Researchers at the University of...

Quantum Computing Leap: Argonne’s Qubit Breakthrough

Argonne National Laboratory — Thu, 02 Nov 2023 14:29:08 +0000

Breakthrough realized for retaining quantum information in a single-electron quantum bit. Argonne and partners attained a major milestone toward quantum computing based on single-electron qubits:...

DNA Origami Nanoturbine: Pioneering the Nanomotor Revolution

Delft University of Technology — Mon, 30 Oct 2023 16:28:53 +0000

Researchers have introduced a pioneering breakthrough in the world of nanomotors – the DNA origami nanoturbine. This nanoscale device could represent a paradigm shift, harnessing...

Breaking the Quantum Limit: From Einstein-Bohr Debates to Achieving “Unattainable” Efficiency

University of Stuttgart — Sun, 29 Oct 2023 04:01:44 +0000

Researchers at the University of Stuttgart have demonstrated that a key ingredient for many quantum computation and communication schemes can be performed with an efficiency...

Quantum Breakthrough: Record-Breaking Quantum Teleportation Achieved Over Metropolitan Range

Fri, 20 Oct 2023 01:16:50 +0000

Quantum teleportation enables the transfer of quantum information to distant locations through the use of quantum entanglement and classical communication. This concept has been realized...

MIT Physicists Discover Another Surprising Property in Graphene: Ferro-Valleytricity

Jennifer Chu, Massachusetts Institute of Technology — Wed, 18 Oct 2023 15:00:27 +0000

A newly discovered type of electronic behavior from a five-layer graphene sandwich could help with packing more data into magnetic memory devices. Ordinary pencil lead...

Diamond Brilliance at MIT: Quantum Repeaters Revolutionizing Networking

Ariana Tantillo, MIT Lincoln Laboratory — Fri, 13 Oct 2023 16:55:17 +0000

This technology for storing and transmitting quantum information over lossy links could provide the foundation for scalable quantum networking. The popular children’s game of telephone...

Quantum Crafting: Atom-by-Atom Construction of a New Qubit Platform

Institute for Basic Science — Sat, 07 Oct 2023 13:27:22 +0000

Scientists at the IBS Center for Quantum Nanoscience (QNS) at Ewha Womans University have accomplished a groundbreaking step forward in quantum information science. In partnership...

Thought To Be Impossible – Novel Spectroscopy Technique Breaks Through 50 Years of Frustration

Texas A&M University — Sat, 07 Oct 2023 09:26:09 +0000

Raman spectroscopy, a technique for analyzing chemicals by projecting monochromatic light onto a sample and observing the scattered light that comes out, has been a...

Breaking the Born-Oppenheimer Approximation – Experiments Unveil Long-Theorized Quantum Phenomenon

Argonne National Laboratory — Tue, 03 Oct 2023 21:16:22 +0000

Ultrafast lasers and X-rays have revealed the coupling between electronic and nuclear dynamics in molecules. Nearly a century ago, physicists Max Born and J. Robert...

Unveiling the Quantum World: Scientists Capture Quantum Entanglement of Photons in Real-Time

University of Ottawa — Fri, 29 Sep 2023 09:33:05 +0000

A new technique based on advanced camera technology demonstrates a rapid and efficient way to reconstruct the full quantum state of entangled particles. Researchers from...

Canceling Noise: MIT’s Innovative Way To Boost Quantum Devices

Peter Reuell, MIT Department of Nuclear Science and Engineering — Mon, 25 Sep 2023 06:12:24 +0000

MIT researchers develop a protocol to extend the life of quantum coherence. For years, researchers have tried various ways to coax quantum bits — or...

Laser Precision Qubit Control: Leap in Reliable Quantum Information Processing

University of Waterloo — Mon, 11 Sep 2023 07:19:51 +0000

New optical system designed to target and control individual atoms. Researchers have pioneered a groundbreaking technique utilizing laser light to control individual qubits made of...

Groundbreaking Quantum Leap: Physicists Turn Schrödinger’s Cat on Its Head

University of Warsaw — Sun, 10 Sep 2023 20:16:55 +0000

Researchers from the University of Warsaw’s Faculty of Physics, in collaboration with experts from the QOT Centre for Quantum Optical Technologies, have pioneered an innovative...

Harnessing the Void: MIT Controls Quantum Randomness For the First Time

Massachusetts Institute of Technology, Institute for Soldier Nanotechnologies — Sat, 09 Sep 2023 12:54:39 +0000

Groundbreaking study demonstrates control over quantum fluctuations, unlocking potential for probabilistic computing and ultra-precise field sensing. A team of researchers from the Massachusetts Institute of...

Aristotle’s Icebreaker: How Quantum Systems Defy Freezing Logic

Kyoto University — Thu, 07 Sep 2023 11:07:19 +0000

Hotter quantum systems can cool faster than initially colder equivalents. Does hot water freeze faster than cold water? Aristotle may have been the first to...

Terahertz SNOM Microscope: New Tool Helps Improve Key Quantum Computing Circuit

Ames National Laboratory — Tue, 05 Sep 2023 18:30:02 +0000

Scientists utilized the terahertz SNOM microscope to detect flaws in quantum computing circuits, specifically in the nano Josephson Junction. Addressing these defects is essential for...

Challenging Common Understanding: Scientists Discover Unexpected Quantum Interference Anomaly

Free University of Brussels — Thu, 31 Aug 2023 17:40:32 +0000

In a paper recently published in Nature Photonics, scientists from the Center for Quantum Information and Communication – Brussels Polytechnic School of the Free University...

Entanglement Enhanced Sensing Paves the Way for Advanced Quantum Sensors

University of Innsbruck — Wed, 30 Aug 2023 20:26:16 +0000

A new research study explores finite-range interactions for creating quantum entanglement. Metrological institutions around the world administer our time, using atomic clocks based on the...

Innovative Atomic Device Enables a Simpler Way To Connect Quantum Computers

Princeton University, Engineering School — Wed, 30 Aug 2023 17:51:59 +0000

A new atomic device sends high-fidelity quantum information over fiber optic networks. Researchers have unveiled a new way to connect quantum devices over long distances,...

Quantum Illumination: Advanced Device Generates Single Photons and Encodes Information

Los Alamos National Laboratory — Fri, 25 Aug 2023 20:50:22 +0000

New approach is a step toward using single photons in quantum communication and information processing. Researchers at the Los Alamos National Laboratory have developed a...