Creating custom light using 2D materials Making artificial structures that emit light tailored to our specific needs is an even more attractive proposition. However, light emission in a semi-conductor only occurs when certain conditions are …
Topological materials outperform through quantum periodic motion Scientists have discovered that applying vibrational motion in a periodic manner may be the key to preventing dissipations of the desired electron states that would make advanced quantum computing and …
Novel Quantum effect found: Spin-rotation coupling It is like jumping on and off a carousel: what happens to neutrons changing from a non-rotating frame of reference into a rotating frame of reference — and back? 30 years ago, scientists predicted th …
Electrons in rapid motion Researchers observe quantum interferences in real-time using a new extreme ultra-violet light spectroscopy technique.
Deconstructing Schrödinger's cat Many physicists have attempted to explain the problem of quantum superposition, as exemplified by Schrödinger's cat. Now a French theoretical physicist proposes a novel possible solution, which c …
Study uncovers new electronic state of matter The discovery shows that when electrons can be made to attract one another, they can form bunches of two, three, four and five electrons that behave like new types of particles.
Fragile topology: Strange electron flow in future materials Crystalline materials known as topological insulators conduct surface current perfectly, except when they don't. In two new studies published in the journal Science, researchers explain how these …
Inquiry-based labs give physics students experimental edge New research shows that traditional physics labs, which strive to reinforce the concepts students learn in lecture courses, can actually have a negative impact on students. At the same time, nontradit …
First electrically-driven 'topological' laser Scientists and engineers have created the first electrically-driven 'topological' laser, which has the ability to route light particles around corners — and to cope with defects in the manu …
Using sound and light to generate ultra-fast data transfer Researchers have made a breakthrough in the control of terahertz quantum cascade lasers, which could lead to the transmission of data at the rate of 100 gigabits per second — around one thousand time …
Next generation of greenhouses may be fully solar powered Many greenhouses could become energy neutral by using see-through solar panels to harvest energy – primarily from the wavelengths of light that plants don't use for photosynthesis.
A gold butterfly can make its own semiconductor skin A nanoscale gold butterfly provides a more precise route for growing/synthesizing nanosized semiconductors that can be used in nano-lasers and other applications.
Bending diamond at the nanoscale A team of scientists has discovered diamond can be bent and deformed, at the nanoscale at least. The discovery opens up a range of possibilities for the design and engineering of new nanoscale devices …
Lasers etch a 'perfect' solar energy absorber Researchers demonstrate how laser etching of metallic surfaces creates the ''perfect solar energy absorber.'' This not only enhances energy absorption from sunlight, but also reduc …
New quantum switch turns metals into insulators Researchers have demonstrated an entirely new way to precisely control electrical currents by leveraging the interaction between an electron's spin and its orbital rotation around the nucleus.
Exotic new topological state discovered in Dirac semimetals An international team of scientists has discovered an exotic new form of topological state in a large class of 3D semi-metallic crystals called Dirac semimetals. The researchers developed extensive ma …
Ultra-high energy events key to study of ghost particles Physicists propose a new way to leverage data from ultra-high energy neutrinos from large neutrino telescopes such as the IceCube Neutrino Observatory in Antarctica. So far, all nonstandard interactio …
Supercomputers help link quantum entanglement to cold coffee Theoretical physicists have found a deep link between one of the most striking features of quantum mechanics — quantum entanglement — and thermalization, which is the process in which something come …
A quantum of solid Researchers in Austria use lasers to levitate and cool a glass nanoparticle into the quantum regime. Although it is trapped in a room temperature environment, the particle's motion is solely gove …
Researchers combine X-rays and laser light to image sprays Researchers have developed a new laser-based method that provides an unprecedented view of sprays such as the ones used for liquid fuel combustion in vehicle, ship and plane engines. The technique cou …
An ultrafast microscope for the quantum world Processes taking place inside tiny electronic components or in molecules can now be filmed at a resolution of a few hundred attoseconds and down to the individual atom.
How to take a picture of a light pulse Until now, complex experimental equipment was required to measure the shape of a light pulse. Now, it can be done in a tiny crystal with the size of less than a milimeter. This can be used to study ne …
Quantum physics: On the way to quantum networks Physicists have successfully demonstrated the transport of an entangled state between an atom and a photon via an optic fiber over a distance of up to 20 km — thus setting a new record.
Record-breaking terahertz laser beam Terahertz radiation is used for security checks at airports, for medical examinations and also for quality checks in industry. However, radiation in the terahertz range is extremely difficult to gener …
Platelets instead of spheres make screens more economical Scientists have further developed QLED technology for screens. They have produced light sources that for the first time emit high-intensity light in only one direction. This reduces scattering losses, …
Dialing up the heat on nanoparticles Rapid progress in the field of metallic nanotechnology is sparking a science revolution that is likely to impact all areas of society, according to a professor of physics.
Buckyballs can pave the way for molecular electronics Organic self-assembled monolayers (SAMs) have been around for over forty years. The most widely used form is based on thiols, bound to a metal surface. However, exposure of these monolayers to air wil …
Addressing global warming with new nanoparticles and sunshine Harvesting sunlight, IBS scientists reported a new strategy to transform carbon dioxide (CO2) into oxygen (O2) and pure carbon monoxide (CO) without side-products in water. This artificial photosynthe …
Physics shows that imperfections make perfect For the first time, physicists have experimentally demonstrated that certain systems with interacting entities can synchronize only if the entities within the system are different from one another.
Laser diode emits deep UV light Researchers say they have designed a laser diode that emits the shortest-wavelength ultraviolet light to-date, with potential applications in disinfection, dermatology, and DNA analyses.
How sensitive can a quantum detector be? Measuring the energy of quantum states requires detecting energy changes so exceptionally small they are hard to pick out from background fluctuations, like using only a thermometer to try and work ou …
Billions of quantum entangled electrons found in 'strange metal' Physicists have observed quantum entanglement among 'billions of billions' of flowing electrons in a quantum critical material. The research provides the strongest direct evidence to date of …
What's MER? A new way to measure quantum materials Experimental physicists have combined several measurements of quantum materials into one in their ongoing quest to learn more about manipulating and controlling the behavior of them for possible appli …