Alex Petkov, Author at Physics World

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Alex Petkov

Alex Petkov is a former PhD student contributor to Physics World. He was based at the University of Bristol, UK, working on devices for high-voltage applications as part of the Condensed Matter Centre for Doctoral Training (joint between Bath and Bristol). He previously held an internship as a reporter for Physics World.

Contributor archive

Broken shoes and tyres could be history thanks to new materials that repair themselves

Novel elastomer that rapidly self-heals can be quickly printed in 3D

‘Squeezed thermal states’ could make computers more energy-efficient

Synchronizing computer operations to thermal fluctuations could beat the Landauer limit

A robot plays Jenga, physics enters the graphic novel, and London hosts a chemistry festival

Excerpts from the Red Folder

New 2D compound of silver and tellurium could have useful electronic properties

Material was created by mistake while searching for new topological insulator

Nobel prize-winners warn that Horizon Europe programme will put photonics sector at risk

Eminent scientists and industry consortia unite to express “deep concern” at apparent deprioritization of photonics in the European Commission’s research and innovation programme

Photo of lasers, which are the theme of Photonics West and Bios events in February 2020

Atom-by-atom diffusion offers simple route to longer and thinner nanowires

A single-step moulding technique makes it much easier to fabricate long and thin nanowires from crystalline metals

Nanorods moulded out of various crystalline metals

Real-time measurements reveal chaotic vibration in carbon nanotubes

Novel photonic microscope uncovers pseudo-periodic behaviour in the thermal vibrations of carbon nanotubes

Carbon nanotube over optical microcavity

Scientists accidentally recreate Japanese art, students play at quantum mechanics, and the Doomsday Clock stands still

Excerpts from the Red Folder

Multiple excitons make a surprise appearance in 2D hybrid perovskites

The discovery of excitons with distinct properties in hybrid organic–inorganic perovskites could open the door to tunable electronic devices

Lasers are used to probe the vibrational dynamics of 2D hybrid perovskites

St Andrews uncovers oldest periodic table, scientists ponder how hagfish chokes its predators and a DIY particle trap

Excerpts from the Red Folder

The oldest classroom periodic table found in St Andrews

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Alex Petkov

Contributor archive

Broken shoes and tyres could be history thanks to new materials that repair themselves

‘Squeezed thermal states’ could make computers more energy-efficient

A robot plays Jenga, physics enters the graphic novel, and London hosts a chemistry festival

New 2D compound of silver and tellurium could have useful electronic properties

Nobel prize-winners warn that Horizon Europe programme will put photonics sector at risk

Atom-by-atom diffusion offers simple route to longer and thinner nanowires

Real-time measurements reveal chaotic vibration in carbon nanotubes

Scientists accidentally recreate Japanese art, students play at quantum mechanics, and the Doomsday Clock stands still

Multiple excitons make a surprise appearance in 2D hybrid perovskites

St Andrews uncovers oldest periodic table, scientists ponder how hagfish chokes its predators and a DIY particle trap

Contributors network

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Alex Petkov

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