kmclifetime.h

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/*
 *            Copyright 2009-2026 The VOTCA Development Team
 *                       (http://www.votca.org)
 *
 *      Licensed under the Apache License, Version 2.0 (the "License")
 *
 * You may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *              http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */
 
#pragma once
#ifndef VOTCA_XTP_KMCLIFETIME_H
#define VOTCA_XTP_KMCLIFETIME_H
 
// Standard includes
#include <cstdint>
#include <string>
#include <vector>
 
// Local VOTCA includes
#include "votca/xtp/lifetimesimulation.h"
#include "votca/xtp/logger.h"
#include "votca/xtp/qmcalculator.h"
#include "votca/xtp/tofgraph.h"
 
namespace votca {
namespace xtp {

class KMCLifetime final : public QMCalculator {
 public:
  KMCLifetime() = default;
  ~KMCLifetime() override = default;
 
  std::string Identify() const override { return "kmclifetime"; }
  bool WriteToStateFile() const override { return false; }
 
 protected:
  void ParseOptions(const tools::Property& options) override;
  bool Evaluate(Topology& top) override;
 
 private:
  Logger log_;
  QMStateType carriertype_;
  double temperature_ = 0.0;  // kT in Hartree
  std::string injection_pattern_ = "*";
  std::string ignore_types_;
  LifetimeSimulation::Settings settings_;
  Index insertions_ = 0;
  bool exact_ = true;
  bool carrierenergy_ = false;
  double alpha_ = 0.05;
  std::string waitingtime_ = "exponential";
  std::string lifetimefile_;
  std::string trajectoryfile_;
  std::string ratefile_;
  std::string occfile_;
  std::string probfile_;
  std::string energyfile_;
  std::string resultfile_;
 
  std::vector<double> ReadDecayRates(const ToFGraph& graph) const;
  void WriteRates(const Topology& top);
  void WriteDecayProbabilities(const ToFGraph& graph,
                               const std::vector<double>& decay,
                               const LifetimeSimulation::Result* kmc,
                               const LifetimeSimulation::ExactResult* exact);
};
 
}  // namespace xtp
}  // namespace votca
 
#endif  // VOTCA_XTP_KMCLIFETIME_H