Quantum and theoretical chemistry – Page 3
-
OpinionLetters: June 2022
Readers share poems and memories, and report a textbook theft by the man who stole Einstein’s brain
-
ResearchMagnetic fields generate intricate periodic trends
By including magnetic fields in conceptual DFT, scientists have been able to use it to predict chemical behaviour under extreme conditions
-
ResearchRydberg atoms can form molecular bonds with charged species
Researchers observe unusual bond, which is substantially longer than classical covalent interactions
-
ResearchVibrational reactivity control harnesses quantum realm to speed up chemistry
‘Quantum phase control’ supercharges reaction between chlorine and singly deuterated methane at ambient temperature
-
ResearchMagnetic fields can have a huge impact on reactivity of ultracold molecules
Probability of a reaction occurring increases 100-fold and points to quantum control of chemistry
-
ResearchSwimming molecules come under intense scrutiny
Discoverers of enhanced diffusion in click cycloaddition reactions stand firm after other groups say they can’t reproduce the findings
-
ResearchNew phenomenon ‘quantum friction’ explains water’s bizarre properties
Theory offers explanation why water behaves oddly when flowing through nanoscale carbon-based channels
-
ResearchReal space alternative for magnetic spin-coupling models
Model for magnetic coupling moves past the orbital picture and overcomes its limitations
-
ResearchDirect evidence emerges for the existence of two forms of liquid water
Low temperature experiments with sugary solution reveal transition from low- to high-density states at pressure
-
ResearchListening to quantum beats could reveal rhythm of birds’ migratory compass
Laser technique to read out oscillating spin states could help uncover how animals’ magnetic sense works
-
ResearchAlgorithm out of Google’s DeepMind finesses DFT calculations
Machine learning creates algorithm that avoids large errors in solutions to certain problems
-
ResearchQuantum double-slit experiment done with molecules for the first time
Researchers prepare ‘new type of matter’ to conduct classic wave–particle duality experiment
-
ResearchFirst vortex beam made entirely of atoms
Twisting atoms’ quantum mechanical wave function into a helix could reveal insights into atom–matter interactions
-
ResearchTransient quantum fluctuations tune polymer self-assembly
Chemists use to the universe’s random electromagnetic fluctuations to profoundly change a compound’s supramolecular organisation
-
ResearchLevitating glass bead closes in on quantum mechanics' fundamental limit
Two different methods track position and speed of an ultracold glass sphere with a precision that comes close to the limit set by Heisenberg’s uncertainty principle
-
FeatureThe search for the grand unification of aromaticity
Researchers have been trying to find a full definition of aromaticity for almost two centuries, and yet keep discovering new types
-
ResearchChemists control reaction path with mechanical force
Mechanochemical mechanism exploited to access unconventional trajectories on a reaction’s potential energy surface
-
ResearchExperimental observations of bubbles containing multiple electrons
Bubbles in liquid helium containing multiple electrons could be used to develop quantum simulators
-
ResearchOrigin of mysterious alpha effect in nucleophilic substitution reactions unveiled
Alpha nucleophiles’ ability to get close to electrophiles – rather than their intramolecular lone pair repulsion – gives them unusual reactivity
-
ResearchBond between artificial and natural atom measured for the first time
Chemists reveal the tiny forces in chemical bonds between quantum corrals and AFM tip atoms