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Magazine Articles

Theory and experiment disagree on alpha particles

Heather M. Hill
Physics Today 76 (6), 14–16 (2023);
https://doi.org/10.1063/PT.3.5251
Published: June 2023
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Theory and experiment disagree on alpha particles

Heather M. Hill
Published: May 2023
Abstract
Electron-scattering experiments on excited helium nuclei open questions about the accuracy and sensitivity of state-of-the-art nuclear models.
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A switchable explosive could prevent dangerous accidents

Heather M. Hill
Published: April 2023
Abstract
A porous design means that an explosive detonates exclusively when filled with a fluid.
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Was Christiaan Huygens nearsighted?

Heather M. Hill
Published: March 2023
Abstract
The eyesight of the 17th-century mathematician and physicist could explain why his telescopes were good enough for important astronomical discoveries but suboptimal by modern calculations.
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The rise and fall of beer foam

Heather M. Hill
Published: March 2023
Abstract
Simulations and experiments track the turbulent process of filling up a glass with beer at various temperatures and pressures.
View Online titled, The rise and fall of beer foam
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Behind the Cover: March 2023

Heather M. Hill
Published: March 2023
Abstract
Qubits get a chemistry spin on the cover and in this month’s issue.
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An electric discharge reforms sand into a quasicrystal

Heather M. Hill
Published: February 2023
TOPICS: Research & Technology
Abstract
The novel form of matter arises from high-pressure shocks and, now it seems, a lightning strike or a downed power line.
View Online titled, An electric discharge reforms sand into a quasicrystal
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Did polluted skies influence Impressionist art?

Heather M. Hill
Published: February 2023
TOPICS: Research & Technology
Abstract
Over the 19th century, the color contrast of some painters’ works dropped as industrial emissions rose.
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Magazine Articles

Neighboring stars shaped a planetary nebula

Heather M. Hill
Physics Today 76 (2), 14–15 (2023);
https://doi.org/10.1063/PT.3.5171
Published: February 2023
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Lightning strikes a laser rod

Heather M. Hill
Published: January 2023
TOPICS: Research & Technology
Abstract
An intense, thin laser beam carves out a path for lightning.
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Designer proteins drive the growth of quantum dots

Heather M. Hill
Published: January 2023
TOPICS: Research & Technology
Abstract
A room-temperature technique produces nanocrystals of tunable sizes and optical properties.
View Online titled, Designer proteins drive the growth of quantum dots
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Neighboring stars shaped a planetary nebula

Heather M. Hill
Published: January 2023
TOPICS: Research & Technology
Abstract
Early JWST images reveal previously unseen fingerprints of stellar interactions with a dying star.
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Europium forms a Bose–Einstein condensate

Heather M. Hill
Published: December 2022
TOPICS: Research & Technology
Abstract
The atomic species offers spin and magnetic dipoles at cold temperatures, which could prove useful for quantum simulations.
View Online titled, Europium forms a Bose–Einstein condensate
Magazine Articles

Physics Nobel honors foundational quantum entanglement experiments

Heather M. Hill
Physics Today 75 (12), 14–17 (2022);
https://doi.org/10.1063/PT.3.5133
Published: December 2022
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Light loops around (and around) an optical Möbius strip

Heather M. Hill
Published: November 2022
TOPICS: Research & Technology
Abstract
A photonic ring patterned with notches gives light a fractional angular momentum.
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Keeping time with highly charged ions

Heather M. Hill
Published: November 2022
TOPICS: Research & Technology
Abstract
A new optical clock is less sensitive to outside influences and more sensitive to the ions’ nuclear structure.
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Magazine Articles

Time-reversed laser absorbs nearly all light

Heather M. Hill
Physics Today 75 (11), 21–22 (2022);
https://doi.org/10.1063/PT.3.5118
Published: November 2022
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Physicists in government, by the numbers

Andrew Grant, Heather M. Hill, and Patrick Mulvey
Published: October 2022
TOPICS: Careers & Education
Abstract
A look at where government physicists work and what they do, with a focus on recent physics graduates.
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Lasers bond quantum dots into 3D structures

Heather M. Hill
Published: October 2022
TOPICS: Research & Technology
Abstract
A new nanoprinting technique employs semiconducting quantum dots without the need for messy polymers.
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Time-reversed laser absorbs nearly all light

Heather M. Hill
Published: October 2022
TOPICS: Research & Technology
Abstract
A simple design overcomes a substantial limitation on the potential applications for coherent perfect absorbers.
View Online titled, Time-reversed laser absorbs nearly all light