RashbaXTerm.hpp

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#ifndef SPINFULLFILLER_RASHBAXTERM_HPP
#define SPINFULLFILLER_RASHBAXTERM_HPP

#include "../Hamiltonian.hpp"
#include "../EnumGamma.hpp"

namespace Spinfull
{

class RashbaXTerm
{
public:
    template <class T>
    static void Fill(Hamiltonian<T> &ham, double rashbaX, int i, int j)
    {
        ham.InsertBlock(Gamma::UpPlus, i, Gamma::DownPlus, j, +0.5 * rashbaX);
        ham.InsertBlock(Gamma::UpMinus, i, Gamma::DownMinus, j, +0.5 * rashbaX);
        ham.InsertBlock(Gamma::DownPlus, i, Gamma::UpPlus, j, +0.5 * rashbaX);
        ham.InsertBlock(Gamma::DownMinus, i, Gamma::UpMinus, j, +0.5 * rashbaX);
    }
    
    static const std::string name;
    static constexpr size_t locality{2};
};

const std::string RashbaXTerm::name{"rashbaX"};

}

#endif