Nanostructures enable record high-harmonic generation

ITHACA, N.Y. – Cornell researchers have developed nanostructures that enable record-breaking conversion of laser pulses into high-harmonic generation, paving the way for new scientific tools for high-resolution imaging and studying physical processes that occur at the scale of an attosecond…

Chemical reactions break free from energy barriers using flyby trajectories

CHAMPAIGN, Ill. — A new study shows that it is possible to use mechanical force to deliberately alter chemical reactions and increase chemical selectivity – a grand challenge of the field. The study led by University of Illinois Urbana-Champaign researcher…

Giant quantum tornados in a hybrid light-matter system give insight into complex physical phenomena

Researchers from Skoltech and their colleagues from the UK have managed to create a stable giant vortex in interacting polariton condensates, addressing a known challenge in quantized fluid dynamics. The findings open possibilities in creating uniquely structured coherent light sources…

The dark matter particle explorer has measured high-precision cosmic ray helium energy spectrum

Dark Matter Particle Explorer (DAMPE) Collaboration directly observed a spectral softening of helium nuclei at about 34TeV for the first time. This work was based on measurements data of the helium spectrum with kinetic energies from 70 GeV to 80…

Scientists overhear two atoms chatting

How materials behave depends on the interactions between countless atoms. You could see this as a giant group chat in which atoms are continuously exchanging quantum information. Researchers from Delft University of Technology in collaboration with RWTH Aachen University and…

Nuclear terrorism could be intercepted by neutron-gamma detector that pinpoints source

Scanning technology aimed at detecting small amounts of nuclear materials was unveiled by scientists in Sweden today, with the hope of preventing acts of nuclear terrorism. Bo Cederwall, a professor of physics at KTH Royal Institute of Technology, says the…

Advancing Understanding of Heavy Elements at the Edge of the Periodic Table

Researchers have for the first time examined in detail a compound of einsteinium (Es). Einsteinium is one of the synthetic elements and is also the heaviest element currently available for classical chemistry studies. These experimental results chart the path to exploring the fundamental behavior of rare heavy elements and could lead to a new understanding of chemistry across the Periodic Table.

CCNY team makes single photon switch advance

The ability to turn on and off a physical process with just one photon is a fundamental building block for quantum photonic technologies. Realizing this in a chip-scale architecture is important for scalability, which amplifies a breakthrough by City College…

Researchers realize synthetic gauge fields in single optomechanical resonator

The research team led by Prof. GUO Guangcan and Dr. DONG Chunhua from the University of Science and Technology of China realized synthetic gauge fields in a single optomechanical resonator by controlling geometric phase with the multimode interaction in the…

Spin-to-charge conversion achieves 95% overall qubit readout fidelity

The team led by Professor DU Jiangfeng and Professor WANG Ya from the Chinese Academy of Sciences (CAS) Key Laboratory of Microscale Magnetic Resonance of the University of Science and Technology of China put forward an innovative spin-to-charge conversion method…

NIST team compares 3 top atomic clocks with record accuracy over both fiber and air

In a significant advance toward the future redefinition of the international unit of time, the second, a research team led by the National Institute of Standards and Technology (NIST) has compared three of the world’s leading atomic clocks with record…

New results challenge leading theory in physics

When so-called beauty quarks are produced during the collision of high-energy proton beams in the Large Hadron Collider – the particle accelerator at CERN in Geneva – they decay almost immediately on the spot. Researchers of the Large Hadron Collider…

Making molecular movies of a biological process of energy conversion

Many organisms use sunlight to fuel cellular functions. But exactly how does this conversion of solar energy into chemical energy unfold? In a recent experiment, an international team of scientists, including two researchers from UWM, sought answers using an advanced…

Size matters when it comes to atomic properties

A study from Chalmers University of Technology, Sweden, has yielded new answers to fundamental questions about the relationship between the size of an atom and its other properties, such as electronegativity and energy. The results pave the way for advances…