Quantum many-body systems, particularly interacting boson systems like Bose-Einstein condensates (BECs), play a significant role in various branches of physics. These systems are essential for studying the propagation of quantum information and changes within them. The Lieb-Robinson bound, which governs the speed at which information propagates through a quantum system, has long been a challenge
Physics
Optical sensors play a crucial role in various scientific and technological fields, enabling the detection of subtle changes in the environment through the use of light. Sensitivity is a key factor in optical sensing, as it allows for the detection of faint signals in the presence of noise. Recent research by Lan Yang and Wenbo
The detection of gravitational waves has been considered one of the most important achievements in modern physics. In 2017, the first detection of gravitational waves from the merger of a binary neutron star provided crucial information about our universe, shedding light on the origin of short gamma-ray bursts and the formation of heavy elements. Despite
Fluid shear, a phenomenon where fluid layers slide over each other under shear forces, plays a crucial role in various scientific fields, especially in rheology. Rheology, the study of flow behaviors of materials like liquids and soft solids, focuses on understanding the response of matter to shear forces. In recent research, a new approach has
Walking on sand at the beach versus observing sand flowing in an hourglass are two vastly different experiences. These discrepancies highlight the unique properties of granular materials such as sand that have captivated the interest of scientists for years. While previous research has focused on fine-tuning the flow properties of granular materials, the compressibility properties
The recent revelation of dual topological phases in an intrinsic monolayer crystal represents a groundbreaking discovery by an international team of scientists led by Boston College physicists, as reported in the online edition of the prestigious journal Nature. This finding introduces a new realm of rule-bending properties in quantum materials, offering a platform for the
In the realm of science and technology, harnessing coherent light sources in the deep ultraviolet (DUV) region is critical for various applications such as lithography, defect inspection, metrology, and spectroscopy. Traditionally, high-power 193-nanometer (nm) lasers have played a crucial role in lithography, enabling precise patterning. However, the limitations in coherence associated with conventional ArF excimer
In the heart of Romania, engineer Antonia Toma activates the world’s most powerful laser at a research center near the capital Bucharest. This laser, operated by the French company Thales, is built on Nobel prize-winning inventions from Gerard Mourou and Donna Strickland. These inventions have unlocked the potential for groundbreaking advances in fields ranging from
Innovations in the field of technology are constantly on the rise, as researchers strive to find new ways to improve the efficiency and functionality of devices. A recent study conducted by a team of researchers from the RIKEN Center for Emergent Matter Science in Japan has made significant progress in creating a strong coupling between
Quantum computing has long been hindered by the need for extremely low temperatures, just fractions of a degree above absolute zero. In order to harness the quantum phenomena that give quantum computers their unique computational power, qubits have traditionally required elaborate refrigeration systems to operate. However, as we look towards the future of quantum computing
A groundbreaking new gravimeter has been developed by a team of physicists and engineers from China, offering a small yet highly sensitive solution that operates at room temperature. This innovative device, detailed in the journal Physical Review Letters, introduces a novel dual magnet strategy combined with laser technology to accurately measure changes in gravitational pull.
In a groundbreaking development by physicists at RIKEN, a new magnetic material has been introduced that has the potential to revolutionize computer memory storage. This advancement could lead to higher memory density and faster memory writing speeds, addressing the limitations of current hard disk technology. The research conducted by the team has been documented in