Editor's choice
Angled light beams allow OCT to image deeper into skin
A new dual-axis optical coherence tomography system allows researchers to look deeper into biological tissue
Physicists detect an Aharonov-Bohm effect for gravity
Atom interferometers reveal strange quantum effect previously observed in electromagnetism
Airborne viruses could be protected by phase transitions in droplets and aerosols
Semisolid phase could explain why COVID-19 spreads in very low humidity
Research updates
Ultrathin flexible solar cells get an efficiency boost
Devices made from transition metal dichalcogenides could be employed in self-powered wearables and sensors as well as drones
Multimode optical fibres make a hair-thin 3D imaging system
New technique can scan a scene at nearly 23,000 points per second over depths of up to several metres and could have applications in medical imaging
Long-range quantum entanglement measured at last
New work by two independent groups might aid the development of robust quantum memories
Optical tweezers hold nanoparticles in superfluid helium
Technique could explore the intersection of quantum and classical physics
Spiderweb structure inspires nanomechanical gravity sensor
Microchip-based resonator was designed using machine learning and works at room temperature
Ultrafast cryo-arrest of living cells reveals biomolecular patterns with unprecedented resolution
Fluorescence microscopy technique enables observation of biomolecular patterns in their native state down to the nanometre scale, by rapidly cooling cells to –196 °C
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Space for all: here are some of the huge commercial opportunities away from Earth
With launch costs plummeting fast, James McKenzie examines the huge commercial potential of the space sector
The danger of contaminating the night sky
Karel Green says that while private space endeavours are to be welcomed, we should not ignore the social and ethical concerns that they raise
Medical physics and biophysics
Find the information you need from IOP Publishing’s world-leading medical physics and biophysics journals and books, dedicated to supporting and improving research across the field, from fundamental science through to novel applications and facilities.
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Read article: Clinical implementation of RadCalc’s automated 3D collapsed cone secondary dose check
Clinical implementation of RadCalc’s automated 3D collapsed cone secondary dose check
Join the audience for a live webinar on 21 February 2022 sponsored by LAP GmbH Laser Applikationen
Read article: Ask me anything: Giulia Grancini – ‘I’m very lucky as a scientist, because my job is also my passion’
Ask me anything: Giulia Grancini – ‘I’m very lucky as a scientist, because my job is also my passion’
Giulia Grancini is a professor of chemistry and an expert in next-generation materials for photovoltaic cells at the University of Pavia
Read article: Camel’s nose inspires humidity sensor, universe has 40 billion billion black holes, pondering the electron
Camel’s nose inspires humidity sensor, universe has 40 billion billion black holes, pondering the electron
Excerpts from the Red Folder
Read article: Webb, Stark and Schrödinger: how physics memorializes controversial figures
Webb, Stark and Schrödinger: how physics memorializes controversial figures
Naming phenomena after discoverers is traditional, but not necessarily permanent, says Matin Durrani
Read article: Hybrid device acts as both solar cell and battery
Hybrid device acts as both solar cell and battery
Researchers develop first photoelectric system that can convert light into charge and then store it
Read article: Photonics innovation takes centre stage in San Francisco
Photonics innovation takes centre stage in San Francisco
Photonics West will once again bring delegates to the Moscone Center in San Francisco for its unique combination of scientific conferences, industry symposia and world-class techni...
Read article: Tiny transistor arrays record electrical activity inside heart cells
Tiny transistor arrays record electrical activity inside heart cells
A 3D array of pop-up sensors can measure electrical signals within a single heart cell, as well as between multiple cells
Read article: ‘Strange history’ of photons challenges our understanding of quantum interactions
‘Strange history’ of photons challenges our understanding of quantum interactions
Surprising experiment reveals atoms can be excited by photons passing straight through a medium
Read article: Quantum entanglement boosts accuracy of industrial quality inspections
Quantum entanglement boosts accuracy of industrial quality inspections
Quantum conformance test method requires low light levels and relatively simple equipment
Read article: Sonifying science: from an amino acid scale to a spider silk symphony
Sonifying science: from an amino acid scale to a spider silk symphony
Markus Buehler and Mario Milazzo explain how they have been able to explore new avenues of research by translating living structures into sound
Read article: Ultralow-field MRI scanner could improve global access to neuroimaging
Ultralow-field MRI scanner could improve global access to neuroimaging
A low-cost, low-power, shielding-free, ultralow-field MRI scanner produces high-quality brain images
Read article: New laser technique could give electron microscopes a boost
New laser technique could give electron microscopes a boost
Energy and phase manipulation could generate electron-photon entanglement
Read article: Motion of a single skyrmion is controlled at room temperature
Motion of a single skyrmion is controlled at room temperature
Magnetic vortex manipulated using electrical currents
Read article: Quantum computers take on quarks
Quantum computers take on quarks
Variational quantum algorithms bring full-scale simulations of the strong nuclear force one step closer to reality
Read article: Laughing in the face of danger: how Netflix’s Don’t Look Up captures climate complexity
Laughing in the face of danger: how Netflix’s Don’t Look Up captures climate complexity
Laura Hiscott reviews the film Don’t Look Up, directed by Adam McKay and available now on Netflix
Read article: Astronomers watch the death of a red supergiant in real time
Astronomers watch the death of a red supergiant in real time
Images of the dramatic end to a red supergiant’s life could transform our understanding of how massive stars spend their last few months and days
Read article: Video doodle celebrates Stephen Hawking, transparent mask uses nanotechnology
Video doodle celebrates Stephen Hawking, transparent mask uses nanotechnology
Excerpts from the Red Folder
Read article: Magnetic propeller star flings plasma into the cosmos
Magnetic propeller star flings plasma into the cosmos
White dwarf breaks rotation speed record
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Clinical implementation of RadCalc’s automated 3D collapsed cone secondary dose check
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