Simulating particle creation in an expanding universe using quantum computers
A new study published in Scientific Reports simulates particle creation in an expanding universe using IBM quantum computers, ...
Scientific Research Publishing18d
Conservation of Gravitational Energy-Momentum and Inner Diffeomorphism Group Gauge Invariance ()
This means that it is always possible to choose global Cartesian coordinates with the metric collapsing to the global Minkowski metric. Such choices of coordinates amount to partially fixing a gauge ...
golem.ph.utexas.edu9d
The n-Category Café
Earlier this month the Mathematics Institute at Uppsala University hosted a conference called Categorification in Algebra and Topology, clearly a theme close to our collective heart. As yet there are ...
Frontiers3d
Brain Development From Newborn to Adolescence: Evaluation by Neurite Orientation Dispersion and Density Imaging
Neurite orientation dispersion and density imaging (NODDI) is a diffusion model specifically designed for brain magnetic resonance imaging. Despite recent studies suggesting that NODDI modeling might ...
Frontiers22d
Hyperboloidal approach to quasinormal modes
1 Niels Bohr International Academy, Niels Bohr Institute, Copenhagen, Denmark 2 Institute for Physical Science and Technology, University of Maryland, College Park, MD, United States Oscillations of ...
C&EN25d
Nonlinear Small Sample Data Regression with a New Rational-Quadratic Minkowski Kernel for Tobacco Laser Perforation Process Tar Reduction Estimation
School of Electrical and Information Engineering, Zhengzhou University, Zhengzhou 450001, China ...