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UrduMicroscopy — Nanoscale commuting Oak Ridge National Laboratory’s Center for Nanophase Materials Sciences, or CNMS, contributed to a groundbreaking experiment published in Science that tracks the real-time transport of individual molecules. A team led by the University of Graz, Austria,…
Tag: Atomic Physics
A high order for a low dimension
Novel crystal confines electrons to one dimension for spintronic applications
Stretching diamond for next-generation microelectronics
Diamond is the hardest material in nature. But out of many expectations, it also has great potential as an excellent electronic material. A joint research team led by City University of Hong Kong (CityU) has demonstrated for the first time…
Electrons hop to it on twisted molecular wires
Scientists at Osaka University devise a method to improve the conductivity of molecular wires by intentionally adding periodic twists to the conjugated chains, which may lead to sophisticated and more environmentally friendly electronics
Atomic-scale nanowires can now be produced at scale
Scalable synthesis of transition metal chalcogenide nanowires for next-gen electronics
Quantum wave in helium dimer filmed for the first time
Collaboration between Goethe University and the University of Oklahoma
Experiment takes ‘snapshots’ of light, stops light, uses light to change properties of matter
PITTSBURGH–Light travels at a speed of about 300,000,000 meters per second as light particles, photons, or equivalently as electromagnetic field waves. Experiments led by Hrvoje Petek, an R.K. Mellon professor in the Department of Physics and Astronomy examined ideas surrounding…
New center for nuclear disarmament for Uppsala University
Swedish Government’s assigned today
Researchers invent method to ‘sketch’ quantum devices with focused electrons
Technique is 10,000 faster than previous methods, and can create active nanostructured gates directly below two-dimensional materials such as graphene
Regulating off-centering distortion maximizes photoluminescence in halide perovskites
In work published in the National Science Review (nwaa288), a team at HPSTAR led by Dr. Xujie Lü applied high pressure to tune the remarkable photoluminescence (PL) properties in halide perovskites. For the first time, they reveal a universal relationship…
TRIUMF’s CANREB facility marks first beam
Scientists and engineers at TRIUMF, Canada’s particle accelerator centre, announced a major milestone for TRIUMF’s Advanced Rare Isotope Laboratory (ARIEL), maneuvering for the first time an isotope beam through the ARIEL-based CANREB facility and on to an experiment. The achievement…
When light and atoms share a common vibe
An especially counter-intuitive feature of quantum mechanics is that a single event can exist in a state of superposition – happening both here and there, or both today and tomorrow. Such superpositions are hard to create, as they are destroyed…
A new method for the functionalization of graphene
INRS Professor Federico Rosei collaborated with an international research team to modify the properties of graphene for its use in electronics
New type of atomic clock keeps time even more precisely
The design, which uses entangled atoms, could help scientists detect dark matter and study gravity’s effect on time
Ultracold atoms reveal a new type of quantum magnetic behavior
The findings may help researchers design “spintronic” devices and novel magnetic materials.
JILA’s bigger and better ‘tweezer clock’ is super stable
JILA physicists have boosted the signal power of their atomic “tweezer clock” and measured its performance in part for the first time, demonstrating high stability close to the best of the latest generation of atomic clocks. The unusual clock, which…
‘Magic’ angle graphene and the creation of unexpected topological quantum states
Electrons inhabit a strange and topsy-turvy world. These infinitesimally small particles have never ceased to amaze and mystify despite the more than a century that scientists have studied them. Now, in an even more amazing twist, physicists have discovered that,…
When less is more: A single layer of atoms boosts the nonlinear generation of light
In a new study an international research team led by the University of Vienna have shown that structures built around a single layer of graphene allow for strong optical nonlinearities that can convert light. The team achieved this by using…
High-brightness source of coherent light spanning from the UV to THz
Analytical optical methods are vital to our modern society as they permit the fast and secure identification of substances within solids, liquids or gases. These methods rely on light interacting with each of these substances differently at different parts of…
Two, six, many
Heidelberg physicists observe the emergence of collective behaviour
Harvesting the sun’s energy for clean drinking water: Where we are, where we need to be
Without drinkable water there is no life. Yet, nearly 1.1 billion people worldwide lack access to fresh water and another 2.4 billion suffer from diseases borne by unclean drinking water.
Energy-efficient magnetic RAM: A new building block for spintronic technologies
Researchers at Pohang University of Science and Technology (POSTECH) and Seoul National University in South Korea have demonstrated a new way to enhance the energy efficiency of a non-volatile magnetic memory device called SOT-MRAM. Published in Advanced Materials , this…
Hidden symmetry could be key to more robust quantum systems, researchers find
Researchers have found a way to protect highly fragile quantum systems from noise, which could aid in the design and development of new quantum devices, such as ultra-powerful quantum computers. The researchers, from the University of Cambridge, have shown that…
Ultrafast dynamics of chiral spin structures observed after optical excitation
Investigation of femtosecond time-resolved x-ray scattering signals reveals a faster chiral compared to collinear magnetic order dynamics
A balancing act: Improved water treatment technique using ‘energy matching’
Scientists in Japan and China develop an innovative system to treat water using direct solar steam generation
Harvesting the sun’s energy for clean drinking water: Where we are, where we need to be
Scientists review some of the research behind a technology that could cauterize a growing global drinking water crisis
Breakthrough in nuclear physics
High-precision measurements of the strong interaction between stable and unstable particles
Science of sandcastles is clarified, finally
Science of building sandcastles mysteriously explained for 150 years by the ‘Kelvin equation’ is finally understood by a Manchester team led by graphene pioneer Andre Geim
Silver linings: Adding silver to the nanoclusters can do wonders for their luminescence
Scientists at Tokyo Institute of Technology have discovered that a silver-doped platinum thiolate nanometal complex shows 18-fold greater photoluminescence than the original platinum complex. In their recent paper, they provide insights into the causes of this, crowning a new approach…
Experiment to test quantum gravity just got a bit less complicated
Is gravity a quantum phenomenon? That has been one of the big outstanding questions in physics for decades. Together with colleagues from the UK, Anupam Mazumdar, a physicist from the University of Groningen, proposed an experiment that could settle the…
The heavier, the better — superior stability in isotope functionalized perovskites
Organic-inorganic hybrid lead iodide perovskites are universally recognized as very promising photovoltaic (PV) materials. While outstanding PV performance is continuously reported, manipulating these hybrid perovskites for extraordinary optoelectronic properties with a greater intrinsic structural stability becomes a growing attention. The…
Optimising laser-driven electron acceleration
A new paper examines how tuning aspects of a powerful laser beam can affect the acceleration of electrons, attempting to find the recipe for maximum net energy gain
Curtin collision models impact the future of energy
A new Curtin University-created database of electron-molecule reactions is a major step forward in making nuclear fusion power a reality, by allowing researchers to accurately model plasmas containing molecular hydrogen. The Curtin study, published in the Atomic Data and Nuclear…
World’s smallest atom-memory unit created
Faster, smaller, smarter and more energy-efficient chips for everything from consumer electronics to big data to brain-inspired computing could soon be on the way after engineers at The University of Texas at Austin created the smallest memory device yet. And…
A new beat in quantum matter
Non-Abelian Bloch oscillations in higher-order topological insulators
Two liquids of water exist
Using x-ray lasers, researchers at Stockholm University have been able to follow the transformation between two distinct different liquid states of water, both being made of H2O molecules. At around -63 Centigrade the two liquids exist at different pressure regimes…
Looking inside the glass
Tokyo, Japan – A team of researchers from the Institute of Industrial Science at The University of Tokyo used advanced electron spectroscopy and computer simulations to better understand the internal atomic structure of aluminosilicate glass. They found complex coordination networks…
Understanding astrophysics with laser-accelerated protons
Bringing huge amounts of protons up to speed in the shortest distance in fractions of a second — that’s what laser acceleration technology, greatly improved in recent years, can do. An international research team from the GSI Helmholtzzentrum für Schwerionenforschung…
Advanced atomic clock makes a better dark matter detector
JILA researchers have used a state-of-the-art atomic clock to narrow the search for elusive dark matter, an example of how continual improvements in clocks have value beyond timekeeping. Older atomic clocks operating at microwave frequencies have hunted for dark matter…
INRS researchers José Azaña and Roberto Morandotti awarded the Brockhouse Canada Prize
Professors José Azaña and Roberto Morandotti are recipients of the prestigious Brockhouse Canada Prize for Interdisciplinary Research in Science and Engineering
Russian scientists created a chemical space mapping method and cracked the mystery of Mendeleev number
Scientists had long tried to come up with a system for predicting the properties of materials based on their chemical composition until they set sights on the concept of a chemical space that places materials in a reference frame such…
Surrey helps to produce the world’s first neutron-rich, radioactive tantalum ions
An international team of scientists have unveiled the world’s first production of a purified beam of neutron-rich, radioactive tantalum ions. This development could now allow for lab-based experiments on exploding stars helping scientists to answer long-held questions such as “where…
No matter the size of a nuclear party, some protons and neutrons will pair up and dance
Findings on short-range nuclear interactions will help scientists investigate neutron stars and heavy radioactive nuclei
Water predictions: Telling when a nanolithography mold will break through droplets
Scientists formulate a novel strategy to predict the lifetime of nanolithography molds through changes in the contact angle of water on the mold surface
When Tiny, Energetic Worlds Collide
Scientists use collisions of heavy ions moving near the speed of light to recreate and investigate the quark-gluon plasma (QGP). By measuring the attenuation of fast particles travelling through the QGP, physicists learn more about the QGP and the conditions that existed shortly after the Big Bang.
New kind of superconductivity discovered
Researchers demonstrate a superconductor previously thought impossible
Mainz U & GSI involved in EU network of PhD students for research on radioactive elements
Nuclear and atomic physicists and nuclear chemists of Mainz University and GSI are closely involved in the EU Innovative Training Network on Laser Ionization and Spectroscopy of Actinide Elements
KU joins ALICE project at Large Hadron Collider with new federal funding
LAWRENCE — Daniel Tapia Takaki, associate professor of physics & astronomy at the University of Kansas, has created a new research team at KU to exploit the unique opportunities to research physics at high energies available at the ALICE experiment…
Hybrid photoactive perovskites imaged with atomic resolution for the first-time
A huge step towards better performing solar cells – a collaboration identified information previously invisible using Diamond’s ePSIC facility and microscopes of Oxford University’s Departments of Materials and Physics
Reliable quality-control of graphene and other 2D materials is routinely possible
Graphene and other single-atom-thick substances are a category of wonder materials, with researchers the world over investigating their electronic properties for potential applications in technologies as diverse as solar cells, novel semiconductors, sensors, and energy storage. The greatest challenge for…