Negative Energy Densities and the Limit of Classical Space-Time

Negative Energy Densities in Extended Sources Generating Closed Timelike Curves in General Relativity with and without Torsion

Negative energy density for a Dirac-Maxwell field

Negative Energy Density States for the Dirac Field in Flat Spacetime

Negative kinetic energy term of general relativity and its removing

Negative Komar Mass of Single Objects in Regular, Asymptotically Flat Spacetimes

Negative Komar Masses in Regular Stationary Spacetimes

Negative mode problem in false vacuum decay with gravity

Negative modes and the thermodynamics of Reissner-Nordström black holes

Negative modes of Schwarzschild black hole in Einstein-Gauss-Bonnet Theory

Negative Norm States in de Sitter Space and QFT without Renormalization Procedure

Negative optical inertia for enhancing the sensitivity of future gravitational-wave detectors

Negative Pressure and Naked Singularities in Spherical Gravitational Collapse

Neighbours of Einstein's Equations: Connections and Curvatures

Nematic Structure of Space-Time and its Topological Defects in 5D Kaluza-Klein Theory

Network Cosmology

Network sensitivity to geographical configuration

Networks of cosmological histories, crossing of the phantom divide line and potentials with cusps

Neural network interpolation of the magnetic field for the LISA Pathfinder Diagnostics Subsystem

Neutral and charged matter in equilibrium with black holes