Showing 11 open source projects for "geometry"

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  • 1

    QTPN

    Visualization, electronic structure and multicomponent calculations

    ...It is capable of dealing with plotting, electronic structure calculation and multicomponent calculations. Current version reads XYZ and deMon output files. Displays image of geometry, atomic orbitals, molecular orbitals, density and Fukui functions in a few different formats. In situ SCF Hartree-Fock calculations available.
    Downloads: 0 This Week
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  • 2
    SMASH

    SMASH

    Massively parallel software for quantum chemistry calculations

    Scalable Molecular Analysis Solver for High-performance computing systems (SMASH) is massively parallel software for quantum chemistry calculations and released under the Apache 2.0 open source license. It is currently capable of energy, analytical gradient, and geometry optimization calculations of Hartree-Fock theory and Density Functional Theory (DFT), and energy calculations of Second-order Moller-Plesset (MP2) perturbation theory. DFT calculations can be performed on 100,000 CPU cores with high parallel efficiency.
    Downloads: 2 This Week
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  • 3
    Gabedit is a Graphical User Interface for FireFly (PC-Gamess), Gamess-US, Gaussian, Molcas, Molpro, MPQC, NWChem, OpenMopac, Orca, PSI4 and Q-Chem computational chemistry packages.
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    Downloads: 124 This Week
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  • 4
    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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    Downloads: 2 This Week
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  • 5

    Molecular Dynamics Studio

    Molecular Dynamics Cell Construction

    This is a collection of software modifications created to integrate NanoEngineer-1, PACKMOL and MSI2LMP for the purpose of easily creating molecular dynamics cells. NanoEngineer-1 is a molecular CAD software written by Nanorex and provides the user an easy way to create molecules, while the software modifications allow the user to type atoms using multiple force fields. PACKMOL can generate a random collection of molecules using the molecule templates from NanoEngineer-1 thus providing the...
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    Downloads: 44 This Week
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  • 6
    pteros
    ...New project page: https://github.com/yesint/pteros New documentation page: https://yesint.github.io/pteros/ Pteros is the C++ library for custom molecular modeling and simulations codes designed for researchers, not for C++ gurus. Provides facilities for PDB, XTC and TRR files IO, powerful selections, geometry transformations, RMSD fitting and alignment, etc.
    Downloads: 0 This Week
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  • 7
    Cartes

    Cartes

    For all kinds of geometry transformations of molecules and crystals

    功能: A. 晶体坐标变换 -分数坐标和直角坐标互转 -向a,b,c三个方向堆积i,j,k个晶胞 -按给定对称关系得出所有相关原子 -按空间群对称性由不等价原子推出晶胞内所有原子 -查看空间群信息及对称等价位置 -自动转换*.cif文件 B. 分子坐标变换 -按指定对称操作任意平移、旋转、反映或反演当前的坐标 - 将一组坐标的中心平移到原点 -自动点群识别 -自动调整分子取向,包括 1)自动将分子的主轴调整到x,y,z轴上 2)自动将分子的自定义的某个轴调整到自定义的另外一个轴上 C. 各种文件格式的转换 注:Windows Vista使用注意:将cartes.exe的兼容模式改成Windows XP,并从用“管理员运行模式”
    Downloads: 0 This Week
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  • 8
    NaRIBaS

    NaRIBaS

    Unix-based preparation and analysis toolbox for molecular simulations

    Unix-based preparation and analysis toolbox for Nanomaterials and Room Temperature Ionic Liquids in Bulk and Slab using bash scripts, Gromacs tools and Matlab functions. NaRIBaS provides a framework that decouples user input parameter and terminal based command lines. NaRIBaS does not replace a simulation software and specific analysis tools like Gromacs, but it allows iterative repetition of tasks while changing specific input parameter. The toolbox is to be understood as a scripting...
    Downloads: 0 This Week
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  • 9

    xyz2eps

    python command line utility to print xyz-geometry to eps file format.

    xyz2eps.py is an command line utility written in Python programing language which prints the geometry from xyz-file directly to the eps-file format. Originally it was designed to study the problems related to grain boundaries in graphene.
    Downloads: 0 This Week
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  • 10
    The Protein Geometry Database hosts the development code for a flexible database for searching protein geometry, as well as a library for accessing this data for protein modeling & refinement programs.
    Downloads: 2 This Week
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  • 11
    GVIB is a user friendly package for vibrational analysis. Given a molecular geometry, it will calculate vibrational frequencies and intensities using anharmonic internuclear potential.
    Downloads: 0 This Week
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