Search Results for "quantum"
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Showing 83 open source projects for "quantum"
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Quantum-Cosmology-Integration
Complete computational framework for cosmological perturbation theory
Quantum-Corrected Cosmological Perturbation Solver License: Dual 🔬 Overview A complete computational framework for cosmological perturbation theory with first-principles quantum corrections. This package implements: Quantum-corrected Mukhanov-Sasaki equations with backreaction from quantum fields Full Boltzmann integration with quantum scattering terms Tensor perturbations (gravitational waves) with quantum sources Integration with CLASS/CAMB for validation Planck 2018 data validation with Bayesian evidence computation Production-ready pipeline for cosmological parameter constraints 🚀 Features Core Physics Quantum stress-energy perturbations using Schwinger-Keldysh formalism Bunch-Davies & α-vacuum initial conditions with quantum corrections Renormalization schemes: adiabatic (4th order), point-splitting, dimensional Self-consistent backreaction between metric and quantum fields -
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Magnetar Quantum Vacuum Engineering
Stellaris QED Engine Quantum Vacuum Engineering
# Stellaris QED Engine ### Quantum Vacuum Engineering for Extreme Astrophysical Environments **A fully functional, real-time, closed-loop simulation of magnetar physics** Now with strong-field QED, dark photon conversion, general relativity, and force-free plasma dynamics — all in pure Python.  ## Current Capabilities (v0.5.0 – 100% complete Month-1 target) | Feature | Status | Description | |----------------------------------|------------|-----------| | Realistic 10¹⁵ G magnetar dipole | Done | 10 km neutron star surface field | | Time-dependent FDTD solver | Done | 2.5D TE-mode wave propagation (leapfrog) | | Euler–Heisenberg nonlinear vacuum| Done | Full strong-field QED corrections | | Dark photon → photon conversion | Done | Field-dependent probability & energy loss | | General relativity | Done | Null geodesic ray tracing -
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Quantum-Shield-Orbital-Detection-System
Quantum Shield is a revolutionary defense system
QUANTUM SHIELD - QUANTUM ENHANCED DETECTION SYSTEM 🚀 Overview Quantum Shield is a revolutionary defense system leveraging quantum sensing technologies for superior detection capabilities against stealth aircraft, drones, missiles, and submarines. By utilizing quantum entanglement, superposition, and other quantum phenomena, the system offers detection ranges and capabilities far beyond conventional radar systems. -
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WavePacket (Matlab/Octave)
Dynamics of quantum systems, controlled by external fields
WavePacket is a program package for numerical simulation of quantum-mechanical wavepacket dynamics of distinguishable particles. It can be used to solve single or coupled time-independent or time-dependent (linear) Schrödinger and Liouville-von Neumann-equations, partly also classical or quantum-classical Liouville equations. Optionally accounting for the interaction with external electric fields within the semiclassical dipole approximation, WavePacket can be used to simulate modern experiments involving ultrashort light pulses in photo-induced physics or chemistry, including quantum optimal control. ... -
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WavePacket (C++/Python)
Time-dependent simulation of open and closed quantum systems
...WavePacket is suitable for teaching quantum mechanics as well as for research projects in physics and chemistry. The present C++ version is an object-oriented rewrite of the existing Matlab version aiming to be more flexible. In particular, the goals are easy handling of open and closed systems and support for unusual setups. -
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rssfiz
Java science library.
Java science library. Project contains modules for physics units, particle and quantum physics, molecule, chemistry and universe definitions, also additional math classes. -
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Optimizer_sovkov
Constructing and optimizing general mathematical and physical models
...Elementary model blocks can be collected in libraries, and we have already written many such library programs. Many of these programs are already available along with the main package. Currently, the main focus of these is computational quantum mechanics, analysis and simulation of molecular spectra, and general-purpose approximants. The package provides the most reliable modern strategies for linear and non-linear model optimization, regularization, and hypothesis tests. Parallel computing is supported. -
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ALAMODE
Ab initio simulator for thermal transport and lattice anharmonicity
ALAMODE is designed for analyzing lattice anharmonicity and lattice thermal conductivity of solids. By using an external DFT package such as VASP and Quantum ESPRESSO, you can extract harmonic and anharmonic force constants straightforwardly with ALAMODE. Using the anharmonic force constants, you can also calculate lattice thermal conductivity from first principles. For more information about ALAMODE, please visit the following webpages: Documentation : http://alamode.readthedocs.io/en/latest/ git repository : https://github.com/ttadano/alamode -
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Scalar-Defense-System
Scalar Defense using Photon Dark Photon FDM Waves
Scalar Defense leverages wave-like properties of Fuzzy Dark Matter to detect, track & deflect asteroids. Manipulating scalar fields (ϕ) & their interference patterns, system creates controlled gravitational potentials can alter asteroid trajectories. Foundation is the two-field FDM model, allows tuning density fringes via mass & velocity parameters -
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Photon-DarkPhoton-Entanglement
Photon Dark Photon
Primordial Photon–Dark Photon Entanglement https://cosmic-entanglement-visualizer-cop-844bebeb.base44.app/ A research and analysis framework for testing the Photon–Dark Photon Entanglement Hypothesis, analyzing astronomical imaging data, and generating reproducible physics validation results using HST, JWST, and other observatory FITS products. 🚀 Overview This repository provides: Physics Validation Tests that compute predicted P–D entanglement observables. Expected... -
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eprb_signal_correlations
Simulation of a two-channel Bell test, with closed-form proofs
Derivation, entirely by probability theory, of the correlation coefficient for a two-channel Bell test, with simulation in Ada and other languages. The Nobel Committe for Physics bans this program for subversive content. (Mirror of the repository at https://github.com/chemoelectric/eprb_signal_correlations) -
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WaveTrain (Python)
Quantum dynamics of chain-like systems using tensor train formats
WaveTrain is an open-source software for numerical simulations of chain-like quantum systems with nearest-neighbor (NN) interactions only (with or without periodic boundary conditions). This Python package is centered around tensor train (TT, or matrix product) representations of quantum-mechanical Hamiltonian operators and (stationary or time-evolving) state vectors. WaveTrain builds on the Python tensor train toolbox scikit_tt, which provides efficient construction methods, storage schemes, as well as solvers for eigenvalue problems and linear differential equations in the TT format. ... -
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Insensitive
NMR spin dynamics simulation
Insensitive (Incredible Nuclear Spin EvolutioN SImulation Tool Intended for Visual Education) is an application to simulate the NMR experiment based on the quantum mechanical density matrix formalism. It is available for Mac OS X 10.6 and above and iOS 5.1.1 and above. Please refer to the paper published in Concepts In Magnetic Resonance, 2011, 38A (2), 17-24. -
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Matrix Product State (MPS) Simulations
Numerical routines for variational matrix product state simulations.
Open Source MPS (OSMPS) is a collection of numerical routines for performing tensor network algorithms to simulate entangled, 1D many-body quantum systems. Our applications reach from ground state and excited states for statics to the dynamics of time-dependent Hamiltonians. We offer various time evolution methods with an emphasis on the support of long-range interactions through the matrix product state formalism. For more algorithms, see the list of features below. Please cite "M. ... -
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A collection of codes that allow a user to store and use data on quantum levels in a system such as an atom, molecule, or nucleus.
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NESSIE is a modern first-principle calculation software that can adequately address the need for ever-higher levels of numerical accuracy and high-performance in large-scale electronic structure simulations, as well as pioneer the fundamental study of quantum many-body effects in a large number of emerging nanomaterials. NESSIE is an electronic structure code that uses a real-space FEM discretization and domain-decomposition (DD) to perform all-electron ground-state DFT and real-time excited-state TDDFT calculations. The code is written to take advantage of multilevel parallelisms of the FEAST eigenvalue solver to target systems containing many distributed-memory compute nodes. ...
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Quantum Information Toolkit is a comprehensive, easy-to-use interactive numerical toolkit for quantum information and computing, available for both MATLAB and Python.
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pyrpl
PyRPL turns your Red Pitaya into a powerful analog feedback device.
The Red Pitaya is a commercial, affordable FPGA board with fast analog inputs and outputs. This makes it useful for quantum optics experiments, in particular as a digital feedback controller for analog systems. Based on the open source software provided by the board manufacturer, PyRPL (Python RedPitaya Lockbox) implements many devices that are needed for optics experiments with the Red Pitaya. PyRPL implements various digital signal processing (DSP) modules (see features below). ... -
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RMGDFT
Real Space Multigrid based electronic structure code.
News: active RMG development has moved to github https://github.com/RMGDFT News: V4.1.0 released on 09/29/2020 News: V4.0.0 released on 09/01/2020 with major updates. News: V3.0.0 released on 06/09/2018 with major updates. News: V2.2.2 released on 10/14/2017 with minor bug fixes. News: V2.2 with performance enhancements, bug fixes and new features released on 06/26/2017. Sources are available with binaries to follow soon. News: V2.1 with many improvements released on... -
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calculate-curie
Calculates Curie temperature for honeycomb/hexagonal materials
Program to calculate Curie temperatures for hexagonal and honeycomb materials, as described in *2D ferromagnetism at finite temperatures under quantum scrutiny* by *Joren Vanherck, Cihan Bacaksiz, Bart Sorée, Milorad V. Milošević and Wim Magnus*. -
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C++QED
A framework for simulating open quantum dynamics
C++QED is an application-programming framework for simulating open quantum dynamics in general. It has demonstrated the ability to simulate full Master equation of up to several thousand, and quantum trajectories of up to several hundred thousand dimensions. The basic idea is to allow users to build arbitrarily complex interacting quantum systems out of free subsystems and interactions (elements), and simulate their time evolution with a number of available time-evolution drivers. ... -
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QMForge reads output from various quantum mechanical calculations and provides tools for analyzing these results. Specifically, population (Mulliken and C-squared), fragment, and charge decomposition analyses are available. See https://qmforge.net for more info.
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AnharmoniCAOS
Cagliari-Orsay model for anharmonic molecular spectra in 2nd order PT
Given dynamical coefficients and/or derivatives of the ionic potential with respect to normal (harmonic) vibrational modes, compute anharmonic energies and electric dipole-permitted transitions and intensities using nearly-degenerate perturbation theory (i.e. properly accounting for Fermi and Darling-Dennison resonances). -
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CIF2Cell
Generating cells for electronic structure calculations from CIF files
...The program currently supports output for a number of popular electronic structure programs, including ABINIT, ASE, CASTEP, CP2K, CPMD, CRYSTAL09, Elk, EMTO, Exciting, Fleur, FHI-aims, Hutsepot, MOPAC, Quantum Espresso, RSPt, Siesta, SPR-KKR, VASP. Also exports some related formats like .coo, .cfg and .xyz-files. The program has been published in Computer Physics Communications 182 (2011) 1183–1186. Please cite generously. -
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Quantum Honeycomp
Interactive program to calculate electronic properties in graphene
...The code uses the tight binding approximation and it is able to stude in a 0D, 1D and 2D geometries, orbital and magnetic fields, intrinsic and extrinsic spin-orbit coupling, sublattice imbalance, and interactions at the mean field level. The most recent version can be found in https://github.com/joselado/quantum-honeycomp Example videos https://www.youtube.com/watch?v=8gO1yRmwgAs https://www.youtube.com/watch?v=FQlkqAW7Nhs https://www.youtube.com/watch?v=R7Kt3_DHTtM https://www.youtube.com/watch?v=tQKG_h0FaTM
