Atomic and molecular

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The unsung theory: why thermodynamics is as important as quantum mechanics and general relativity

‘Bogolons’ make graphene superconducting

2D form of carbon transforms into a high-temperature superconductor if placed near a Bose-Einstein condensate, say theorists

Biomolecules imaged at record-breaking resolution using localization atomic force microscopy

New technique gives insights into molecular processes at the angstrom scale

New electron accelerator combines laser and plasma wakefield techniques

Dual system could lead to compact facilities for particle physics and X-ray analysis

Research headlines

Electrons ‘surf’ on Alfvén waves in plasma-chamber experiments

Light cages could give quantum-information networks a boost

Sequence of seven images taken of dipolar atoms as they cool. Initially, the cloud is relatively warm and atoms in it are uniformly distributed. As it gets colder, peaks emerge as bright spots on the images.

High-resolution imaging sheds light on supersolid formation

Chemistry gets put to a quantum test

Researchers use ultracold molecules to explore all possible outcomes of a chemical reaction

Subradiance stores light in dense atomic clouds

Destructive interference prevents atoms from decaying

Superfluidity seen in a 2D Fermi gas

Physicists in Germany say they have found definitive evidence for the existence of superfluidity in an extremely cold 2D gas of fermions

Physicists solve centuries-old brachistochrone problem for complex quantum operations

Result sets a "speed limit" for transporting atoms while preserving their quantum state

Non-destructive detection could speed up cold-atom quantum sensors

Researchers use microwaves to observe an atomic sample 30,000 times a second without destroying it

Three top atomic clocks are compared with record accuracy

Research could lead the way to a new time standard

Journal of Physics Communications™ – Now indexed in SCOPUS

An open access journal providing authors with a rapid platform for communicating high-quality research in all areas of physics. As well as being indexed in Scopus, Journal of Physics Communications offers authors fast publication, rigorous peer review, and welcomes multidisciplinary studies.

Explore more in atomic and molecular physics

Solving the proton puzzle

Why were physicists wrong about the size of the proton for so long? As Edwin Cartlidge explains, it is about bureaucracy and politics as much as physics

**Topological fluids, the proton radius and art and science: the June 2021 issue of Physics World magazine is now out**

The June 2021 issue of Physics World includes a look at questions in physics that are taking a long time to solve

Diagram showing an impurity atom evolving into a quasiparticle over time (represented by a clock)

Ultracold atoms permit direct observation of quasiparticle dynamics

Physicists witness the formation and subsequent non-equilibrium dynamics of a quasiparticle in an ultracold atomic gas

New Floquet maser is very good at detecting low frequency magnetic fields

Device is made from periodically driven xenon atoms

Attosecond streaking clocks the ultrafast emission of Auger electrons

Technique gets around timing jitter of X-ray free electron lasers

‘Lattice surgery’ entangles fault-tolerant topological qubits

Technique for trapped ions could lead to more reliable quantum computers

Collective behaviour emerges particle by particle

Six atoms are enough to constitute a many-body system, say researchers

Microtube implosions could produce megatesla magnetic fields

Proof-of-principle study finds that today's lasers are intense enough to generate super-strong fields from “pre-seeded” weaker ones

‘Quintuple point’ material defies 150-year-old thermodynamics rule

Simulated colloid-polymer mixture exists in five different phases at once, rather than the three allowed under the Gibbs phase rule

Supercooled water is stable in two different forms

New measurements show that extremely cold water has both a high-density and a low-density phase

Attosecond pulses track electron motion in liquid water

First observations at ultrafast timescale could reveal details of how chemical and biochemical reactions begin in liquid environments

New mechanism could reduce plasma turbulence in stellarators

Research could take us one step closer to clean fusion energy

2D Fermi gas hosts ideal Josephson junction

System could help researchers better understand strongly interacting superfluids

Researchers form single molecule in an optical tweezer

New, finely controlled technique produces a molecule with a precise, reversible quantum state for use in quantum computing and simulation applications

Quantum-tunnelling time is measured using ultracold atoms

Spin rotation provides a stopwatch that measures millisecond journey

Bose–Einstein condensate is made onboard the International Space Station

Fifth state of matter has distinctive features when created in orbit

‘Photon crystals’ could be made using Rydberg atoms

Repulsive interaction between photons is created in ultracold gas

Exotic radioactive molecules could reveal physics beyond the Standard Model

Radium monofluoride produced at CERN is ideal for measuring the electron electric dipole moment

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Materials | Virtual event Topological Matter School (TMS 2021) 16—27 August 2021
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