Researchers at the University of Twente have discovered that germanene, a two-dimensional material made of germanium atoms, acts as a topological insulator. It is the first 2D topological insulator made of a single element and has the remarkable ability to switch between “on” and “off” states, making it comparable to transistors. This discovery could result
Physics
A group of international researchers has developed a new surface coating technology that has the potential to significantly increase electron emission in materials. This breakthrough is expected to enhance the production of high-efficiency electron sources and improve the performance of electron microscopes, electron beam lithography systems, and synchrotron radiation facilities. The Importance of Free Electrons
Scientists from Jilin University, the Center for High Pressure Science and Technology Advanced Research, and Skoltech have developed a new material that could be a significant step toward the creation of a material that conducts electricity with zero resistance at near-room temperature and atmospheric pressure. Researchers are currently exploring polyhydrides, which are compounds with extremely
A team of researchers from MIT and other institutions have discovered a way to develop new kinds of devices that can efficiently bridge the gap between matter and light. These innovative devices include computer chips that eliminate inefficiencies and qubits, which are the basic building blocks for quantum computers. The Research The researchers sandwiched tiny
Meeting the world’s energy demands is becoming increasingly difficult. As we continue to power our technological age, we are faced with the global energy crisis. The development of superconductors that can operate at ambient pressure and temperature could go a long way toward solving this problem. Quantum Materials and Fractals Advancements in superconductivity are linked
Researchers from the US, Germany, and Japan have disproved the existence of the excitonic insulator phase in Ta2NiSe5, according to a study published in PNAS. The excitonic insulator is an electronically driven phase of matter that can occur in solids, leading to superfluid energy transport with no net charge. Scientists have been searching for ways
Scientists and engineers at UNSW Sydney have made progress in solving a critical problem that has been hindering the development of quantum computers that could potentially solve the biggest challenges faced by humanity. The issue of cramped space has been addressed by the use of jellybean quantum dots, which are elongated areas between qubit pairs
Researchers at the Max Planck Institute for Nuclear Physics (MPIK) have developed a new experimental approach for tracking the motion of an electron in a strong infrared laser field. The approach is expected to be useful for studying laser-driven electron dynamics within larger atoms or molecules. The team used attosecond transient absorption spectroscopy together with
As artificial intelligence (AI) technologies become increasingly complex, the need for computing power has skyrocketed. To meet this demand while reducing energy consumption, researchers are exploring new, energy-efficient hardware designs. This could allow for faster processing and AI training to take place within the device itself. Recently, researchers at Stanford University found a material that
Researchers in Singapore have created a sub-wavelength LED, which is smaller than the wavelength of light, that can be used to convert mobile phone cameras into high-resolution microscopes. Using modifications to the silicon chip and software, existing camera devices in everyday items such as mobile phones can be converted into microscopes. The revolutionary neural networking
Researchers from Germany and the United States have discovered that terahertz (THz) light pulses can be used to stabilize ferromagnetism in a crystal at temperatures more than three times its usual transition temperature. This breakthrough could revolutionize processing speeds and efficiency. Details of the Study The team used pulses that were hundreds of femtoseconds long,
Researchers at the Institute of Modern Physics (IMP) of the Chinese Academy of Sciences (CAS) have developed a new technique to measure the masses of key nuclei with high precision. Using this method, they have studied X-ray bursts on the surface of a neutron star, which has provided new insights into the properties of these
Los Alamos scientists have achieved light amplification using electrically driven devices based on solution-cast semiconductor nanocrystals. These tiny specs of semiconductor matter are made through chemical synthesis, also known as colloidal quantum dots. This breakthrough, reported in the journal Nature, opens the door to a completely new class of electrically pumped lasing devices. These laser
Researchers at the University of Connecticut have discovered a method for creating topological superconductors by manipulating quantum particles in thin layers of ordinary superconductors. Superconductors can conduct electric current without any resistance or energy loss, making them a potential game-changer in many fields, from energy transmission to quantum computing to MRI machines. However, creating superconductors
Researchers have developed a prototype lidar system using quantum detection technology to obtain 3D images while submerged underwater. The system has high sensitivity, which may allow it to capture detailed information even in low-light conditions found underwater. The technology could be useful for a range of applications, including inspecting underwater installations, monitoring or surveying submerged
