Measuring - Travors

Quantum sensors: Measuring even more precisely

March 29, 2022 by Tony Grantly

Journal References: Christian D. Marciniak, Thomas Feldker, Ivan Pogorelov, Raphael Kaubruegger, Denis V. Vasilyev, Rick van Bijnen, Philipp Schindler, Peter Zoller, Rainer Blatt, Thomas Monz. Optimal metrology with programmable quantum sensors. Nature, 2022; 603 (7902): 604 DOI: 10.1038/s41586-022-04435-4 Raphael Kaubruegger, Denis V. Vasilyev, Marius Schulte, Klemens Hammerer, Peter Zoller. Quantum Variational Optimization of Ramsey Interferometry … Read more

Measuring the tempo of Utah’s red rock towers

February 21, 2022 by Tony Grantly

Journal Reference: Riley Finnegan, Jeffrey R. Moore, Paul R. Geimer, Alex Dzubay, Erin K. Bessette-Kirton, Jackson Bodtker, Kathryn Vollinger. Ambient Vibration Modal Analysis of Natural Rock Towers and Fins. Seismological Research Letters, 2022; DOI: 10.1785/0220210325 You won’t hear their vibrations, even with your ear pressed to the cool sandstone. But new research shows that the … Read more

Measuring a quantum computer’s power just got faster and more accurate

December 22, 2021 by Tony Grantly

Journal Reference: Timothy Proctor, Kenneth Rudinger, Kevin Young, Erik Nielsen, Robin Blume-Kohout. Measuring the capabilities of quantum computers. Nature Physics, 2021; DOI: 10.1038/s41567-021-01409-7 Now, scientist-scouts have their first tool to rank a prospective technology’s ability to run realistic tasks, revealing its true potential and limitations. A new kind of benchmark test, designed at Sandia National … Read more