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Physics & Astronomy News

Recent Physics & Astronomy News:

Science on Hla: ’21th Century Will Be Dedicated to Much Smaller Machines’

Dr. Saw-Wai HlaScience magazine writes about work by a team of scientists led by OHIO Professor of Physics Dr. Saw-Wai Hla in a story headlined “A 2 nm sized nanomachine able to spin and transfer its rotational energy.” With the celebration of the 50th anniversary of the moon landing this year, it could […]

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Posted on 08/27/2019

Hla Develops Robust Molecular Propeller that Enables Unidirectional Rotations

Dr. Saw-Wai Hla, portraitA team of scientists led by OHIO Professor of Physics Dr. Saw-Wai Hla and Dr. Gwenael Rapenne from Toulouse developed a molecular propeller that enables unidirectional rotations on a material surface when energized. The team is from from Ohio University, Argonne National Laboratory, Universitié de Toulouse in France and Nara […]

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Posted on 08/24/2019

Chornock Explores a Supernovae in Ohio Today’s ‘Dark Star’

Dr. Ryan Chornock. Photo by Rob HardinDr. Ryan Chornock, Assistant Professor of Physics & Astronomy at Ohio University, was featured in an episode of Ohio Today radio headlined “Dark Star.” In this episode of Ohio Today radio, Assistant Professor of Physics and Astronomy Ryan Chornock leads us on an exploration of supernovae – the universe’s most […]

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Posted on 08/13/2019

Smith Gets Grant for ‘Spin-Polarized Scanning Tunneling Microscopy Studies of Nanoscale Magnetic and Spintronic Nitride Systems’

Dr. Arthur Smith, sitting in his officeDr. Arthur Smith, Professor of Physics & Astronomy, recently was awarded a grant for a project titled: “Spin-Polarized Scanning Tunneling Microscopy Studies of Nanoscale Magnetic and Spintronic Nitride Systems.” Smith is also a member of the Nanoscale & Quantum Phenomena Institute at Ohio University. Sponsor: US Department of Energy NQPI […]

The post Smith Gets Grant for ‘Spin-Polarized Scanning Tunneling Microscopy Studies of Nanoscale Magnetic and Spintronic Nitride Systems’ appeared first on Ohio University | College of Arts & Sciences.

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Posted on 07/29/2019

Ulloa Publishes ‘Minimal Geometry for Valley Filtering in Graphene’

Ddr. Sergio UlloaDr. Sergio E. Ulloa. Professor of Physics & Astronomy, coauthored “Minimal geometry for valley filtering in graphene.” Authors: Asmar, MM; Ulloa, SE Source: PHYSICAL REVIEW B, Volume 96, Issue 20; DOI: 10.1103/PhysRevB.96.201407 Published: November 2017 Abstract: The possibility to effect valley splitting of an electronic current in graphene represents the […]

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Posted on 07/29/2019

Drabold Authors ‘Refining Glass Structure in Two Dimensions’

Dr. David Drabold, Distinguished ProfessorDr. David Drabold, Distinguished Professor of Physics & Astronomy, co-authored an article on “Refining glass structure in two dimensions.” Drabold is also a member of the Nanoscale & Quantum Phenomena Institute at Ohio University. Authors: Sadjadi, M; Bhattarai, B; Drabold, DA; Thorpe, MF; Wilson, M Source: PHYSICAL REVIEW B, Volume […]

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Posted on 07/29/2019

Govorov Publishes ‘Understanding Hot-Electron Generation and Plasmon Relaxation in Metal Nanocrystals: Quantum and Classical Mechanisms’

Dr. Alexander Govorov, portraitDr. Alexander Govorov, Distinguished Professor of Physics & Astronomy, recently published two papers, including one on “Understanding Hot-Electron Generation and Plasmon Relaxation in Metal Nanocrystals: Quantum and Classical Mechanisms.” Govorov is also a member of the Nanoscale & Quantum Phenomena Institute at Ohio University. Authors: Besteiro, LV; Kong, XT; Wang, […]

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Posted on 07/29/2019

Chen Authors Article on ‘Transparent Oxyfluoride Glass-Ceramics with NaGdF4 Nanocrystals Doped with Pr3+ and Pr3+-Yb3+’

Dr. Gang Chen, portraitDr. Gang Chen, Associate Professor of Physics & Astronomy, co-authored an article on “Transparent oxyfluoride glass-ceramics with NaGdF4 nanocrystals doped with Pr3+ and Pr3+-Yb3+.” Chen is also a member of the Nanoscale & Quantum Phenomena Institute at Ohio University. Authors: Velazquez, JJ; Balda, R; Fernandez, J; Gorni, G; Pascual, L; […]

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Posted on 07/29/2019

‘Fast and Furious’ Researchers Sheds Light on Nanostructures

Artist concept of ultrafast energetic electrons injected from gold nanocrystals in recent experiments on photophysics  Catching ultra-fast energetic (hot) electrons created by light photons in plasmonic nanodevices has been a nearly impossible task until now. A research team led by Ohio University Distinguished Professor of Physics Alexander Govorov has published a paper, “The fast and the furious: Ultrafast hot electrons in plasmonic metastructures. Size […]

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Posted on 07/22/2019

Rowley Wins Praise at Poster Competition

Ohio University physics graduate student Joey Rowley was selected from a poster competition to give a talk at the 2019 National Nuclear Physics Summer School (NNPSS), held this year in Knoxville, TN. The NNPSS is a two-week series of lectures for graduate students from across the country in the field […]

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Posted on 07/19/2019