The realm of quantum computing is on the brink of a major breakthrough, as researchers at Oxford University Physics have made significant strides in ensuring security and privacy in cloud-based quantum computing. Their groundbreaking study, titled “Verifiable blind quantum computing with trapped ions and single photons,” opens up new possibilities for harnessing the full power
Physics
The Standard Model of particle physics has been a robust framework for understanding the fundamental particles and forces that make up the universe. However, the discovery of the Higgs boson in 2012 raised questions about what lies beyond this well-established model. One parameter that may provide insight into new physics phenomena is the width of
The quest for larger qubit counts in near-term quantum computers has sparked a need for innovative engineering solutions. Traditional parametric amplifiers have been the go-to devices for measuring qubits, amplifying weak signals for readout. However, the noise generated by this amplification process can lead to decoherence and hinder accurate measurements, particularly as qubit counts increase.
A recent breakthrough by an international research team led by Lawrence Berkeley National Laboratory has opened up new possibilities for advancing quantum computing and energy-efficient electronics. The researchers have successfully visualized and demonstrated electrical control of a unique quantum phenomenon known as a chiral interface state. This conducting channel allows electrons to travel in only
The diffraction of light is a fundamental phenomenon in nature, where waves spread out as they propagate. This spreading of light beams during propagation can limit the efficient transmission of energy and information. Scientists have long been working to suppress diffraction effects in order to maintain the shape and direction of light beams. In recent
The recent study conducted by Japanese scientists sheds light on the dynamics of quantum information propagation within interacting boson systems such as Bose-Einstein condensates (BECs). This study challenges the conventional beliefs surrounding the Lieb-Robinson bound and its applicability to bosonic systems. Quantum many-body systems, particularly interacting boson systems, play a pivotal role in various domains
Optical sensors play a crucial role in various scientific and technological fields, detecting everything from gravitational waves to biological tissues. One of the key challenges in optical sensing has been increasing sensitivity to detect faint signals amidst noise. However, recent research from Lan Yang and Wenbo Mao at Washington University in St. Louis has shed
Gravitational wave detection has marked a milestone in modern physics, shedding light on the workings of the universe. The recent detection of gravitational waves emerging from a binary neutron star merger in 2017 opened up a realm of possibilities for understanding various cosmic phenomena, from gamma-ray bursts to the formation of heavy elements. However, the
Fluid shear, which involves the sliding of fluid layers under shear forces, is a critical concept in rheology, the study of how matter flows. Rheological properties such as viscosity and thixotropy play significant roles in a wide range of applications. Recent research has focused on the shear behavior of viscoelastic fluids created by introducing polymers
Granular materials are often seen in our daily lives, from the sand on the beach to the grains in an hourglass. However, the properties of these materials can vary significantly depending on their composition and structure. Researchers from the University of Amsterdam and Santiago in Chile have recently made a groundbreaking discovery in the field
Recently, an international team of scientists led by Boston College physicists made a groundbreaking discovery in an intrinsic monolayer crystal, uncovering dual topological phases with intriguing properties in a quantum material. This finding, reported in the online version of the journal Nature, sheds light on new rule-bending characteristics that could revolutionize the field of quantum
In the realm of science and technology, the use of coherent light sources in the deep ultraviolet (DUV) region is vital for a variety of applications such as lithography, defect inspection, metrology, and spectroscopy. The traditional high-power 193-nanometer (nm) lasers have been critical in lithography for precise patterning. However, the limitations in coherence associated with
In a research center in Romania, engineer Antonia Toma activates the world’s most powerful laser, marking a significant milestone in the field of laser technology. Operated by French company Thales and utilizing Nobel prize-winning inventions, this laser has the potential to revolutionize various sectors, from healthcare to space exploration. The sharp beams of laser light
Recent research conducted by a team of scientists at the RIKEN Center for Emergent Matter Science in Japan has made significant progress in the development of hybrid wave-based devices. The research focuses on creating a strong coupling between two different forms of waves—magnons and phonons—in a thin film at room temperature. This breakthrough opens up
In the realm of quantum computing, the quest for groundbreaking innovations has long been hindered by the stringent requirement of operating at near-absolute-zero temperatures. This demand arises from the nature of quantum phenomena, which demand isolation from the ordinary world we inhabit to unleash their full potential. Quantum bits, or qubits, the fundamental units of
