Angular distributions of free electron-positron pairs produced in relativistic ion-atom collisions are calculated within a first-order Born approximation. The electron and positron continuum states in ...

Every electron possesses two forms of angular momentum, Spin Angular Momentum (SAM) and Orbital Angular Momentum (OAM), with each having distinct characteristics. Spin Angular Momentum (SAM) is an ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

Pull requests help you collaborate on code with other people. As pull requests are created, they’ll appear here in a searchable and filterable list. To get started, you should create a pull request.

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When starting the Angular tutorial "Build your first Angular app locally via npm", there are a few problems which may confuse people: The .zip file does not contain all necessary files to start the ...

1 Department of Physics, Channa Basaveshwar College, Bhalki, Bidar, India. 2 Department of Computer Science and Engineering, Guru Nanak Dev Engineering College, Bidar, India. The frequency of any ...

Abstract: Electron tomography (ET) is a powerful method for the characterization of materials at the nanoscale. However, ET reconstructed images often suffer from significant artifacts due to data ...