Recombination: add SRH temperature scaling (2b725e3c) · Commits · XRFLab109 / Allpix Squared

src/physics/Recombination.hpp

+7 −2

Original line number	Diff line number	Diff line
		@@ -65,12 +65,15 @@ namespace allpix {
		* Reference lifetime and doping concentrations, taken from:
		* - https://doi.org/10.1016/0038-1101(82)90203-9
		* - https://doi.org/10.1016/0038-1101(76)90022-8
		*
		* Lifetime temperature scaling taken from https://doi.org/10.1016/0038-1101(92)90184-E, Eq. 56 on page 1594
		*/
		class ShockleyReadHall : virtual public RecombinationModel {
		public:
		ShockleyReadHall(double temperature, bool doping)
		: electron_lifetime_reference_(Units::get(1e-5, "s")), electron_doping_reference_(Units::get(1e16, "/cm/cm/cm")),
		hole_lifetime_reference_(Units::get(4.0e-4, "s")), hole_doping_reference_(Units::get(7.1e15, "/cm/cm/cm")) {
		hole_lifetime_reference_(Units::get(4.0e-4, "s")), hole_doping_reference_(Units::get(7.1e15, "/cm/cm/cm")),
		temperature_scaling_(std::pow(300 / temperature, 1.5)) {
		if(!doping) {
		throw ModelUnsuitable("No doping profile available");
		}
		@@ -84,7 +87,8 @@ namespace allpix {
		double lifetime(const CarrierType& type, double doping) const {
		return (type == CarrierType::ELECTRON ? electron_lifetime_reference_ : hole_lifetime_reference_) /
		(1 + std::fabs(doping) /
		(type == CarrierType::ELECTRON ? electron_doping_reference_ : hole_doping_reference_));
		(type == CarrierType::ELECTRON ? electron_doping_reference_ : hole_doping_reference_)) *
		temperature_scaling_;
		}

		private:
		@@ -92,6 +96,7 @@ namespace allpix {
		double electron_doping_reference_;
		double hole_lifetime_reference_;
		double hole_doping_reference_;
		double temperature_scaling_;
		};

		/**