204 lines
10 KiB
Matlab
204 lines
10 KiB
Matlab
classdef Beams < handle & matlab.mixin.Copyable
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properties (Access = private)
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BlueBeamDefault = struct('Alias', 'Blue', ...
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'Power', 400e-3, ...
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'Detuning', -1.39*Helper.PhysicsConstants.BlueLinewidth, ...
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'Radius', 35e-3, ...
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'Waist', 16.67e-3, ...
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'WaveNumber',2*pi/Helper.PhysicsConstants.BlueWavelength, ...
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'Linewidth', Helper.PhysicsConstants.BlueLinewidth, ...
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'SaturationIntensity', 0.1 * (2 * pi^2 / 3) * ...
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((Helper.PhysicsConstants.PlanckConstantReduced * ...
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Helper.PhysicsConstants.SpeedOfLight * ...
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Helper.PhysicsConstants.BlueLinewidth) / (Helper.PhysicsConstants.BlueWavelength)^3));
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BlueSidebandBeamDefault = struct('Alias', 'BlueSideband', ...
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'Power', 200e-3, ...
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'Detuning', -3*Helper.PhysicsConstants.BlueLinewidth, ...
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'Radius', 35e-3, ...
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'Waist', 16.67e-3, ...
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'WaveNumber',2*pi/Helper.PhysicsConstants.BlueWavelength, ...
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'Linewidth', Helper.PhysicsConstants.BlueLinewidth, ...
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'SaturationIntensity', 0.1 * (2 * pi^2 / 3) * ...
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((Helper.PhysicsConstants.PlanckConstantReduced * ...
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Helper.PhysicsConstants.SpeedOfLight * ...
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Helper.PhysicsConstants.BlueLinewidth) / (Helper.PhysicsConstants.BlueWavelength)^3));
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PushBeamDefault = struct('Alias', 'Push', ...
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'Power', 10e-3 , ...
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'Detuning', 0*Helper.PhysicsConstants.RedLinewidth, ...
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'Radius', 1.2e-03, ...
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'Waist', 20.001e-3, ...
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'WaveNumber',2*pi/Helper.PhysicsConstants.RedWavelength, ...
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'Linewidth', Helper.PhysicsConstants.RedLinewidth, ...
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'SaturationIntensity', 0.1 * (2 * pi^2 / 3) * ...
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((Helper.PhysicsConstants.PlanckConstantReduced * ...
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Helper.PhysicsConstants.SpeedOfLight * ...
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Helper.PhysicsConstants.RedLinewidth) / (Helper.PhysicsConstants.RedWavelength)^3));
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RedBeamDefault = struct('Alias', 'Red', ...
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'Power', 100e-3 , ...
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'Detuning', -1*Helper.PhysicsConstants.RedLinewidth, ...
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'Radius', 1.2e-3, ...
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'Waist', 12e-3 , ...
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'WaveNumber',2*pi/Helper.PhysicsConstants.RedWavelength, ...
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'Linewidth', Helper.PhysicsConstants.RedLinewidth, ...
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'SaturationIntensity', 0.1 * (2 * pi^2 / 3) * ...
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((Helper.PhysicsConstants.PlanckConstantReduced * ...
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Helper.PhysicsConstants.SpeedOfLight * ...
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Helper.PhysicsConstants.RedLinewidth) / (Helper.PhysicsConstants.RedWavelength)^3));
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end
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properties
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Alias
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Power;
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Detuning;
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Radius;
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Waist;
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WaveNumber;
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SaturationIntensity;
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Linewidth;
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end
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properties (Dependent)
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SaturationParameter;
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end
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%- Methods
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methods
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%% Class Constructor
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function this = Beams(BeamName)
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input = inputParser;
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addRequired(input,'BeamName', @ischar);
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parse(input, BeamName);
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this.Alias = input.Results.BeamName;
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switch this.Alias
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case this.BlueBeamDefault.Alias
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this.Power = this.BlueBeamDefault.Power;
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this.Detuning = this.BlueBeamDefault.Detuning;
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this.Radius = this.BlueBeamDefault.Radius;
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this.Waist = this.BlueBeamDefault.Waist;
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this.WaveNumber = this.BlueBeamDefault.WaveNumber;
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this.Linewidth = this.BlueBeamDefault.Linewidth;
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this.SaturationIntensity = this.BlueBeamDefault.SaturationIntensity;
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case this.BlueSidebandBeamDefault.Alias
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this.Power = this.BlueSidebandBeamDefault.Power;
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this.Detuning = this.BlueSidebandBeamDefault.Detuning;
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this.Radius = this.BlueSidebandBeamDefault.Radius;
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this.Waist = this.BlueSidebandBeamDefault.Waist;
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this.WaveNumber = this.BlueSidebandBeamDefault.WaveNumber;
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this.Linewidth = this.BlueSidebandBeamDefault.Linewidth;
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this.SaturationIntensity = this.BlueSidebandBeamDefault.SaturationIntensity;
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case this.PushBeamDefault.Alias
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this.Power = this.PushBeamDefault.Power;
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this.Detuning = this.PushBeamDefault.Detuning;
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this.Radius = this.PushBeamDefault.Radius;
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this.Waist = this.PushBeamDefault.Waist;
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this.WaveNumber = this.PushBeamDefault.WaveNumber;
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this.Linewidth = this.PushBeamDefault.Linewidth;
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this.SaturationIntensity = this.PushBeamDefault.SaturationIntensity;
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case this.RedBeamDefault.Alias
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this.Power = this.RedBeamDefault.Power;
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this.Detuning = this.RedBeamDefault.Detuning;
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this.Radius = this.RedBeamDefault.Radius;
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this.Waist = this.RedBeamDefault.Waist;
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this.WaveNumber = this.RedBeamDefault.WaveNumber;
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this.Linewidth = this.RedBeamDefault.Linewidth;
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this.SaturationIntensity = this.RedBeamDefault.SaturationIntensity;
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otherwise
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error('No such beam!')
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end
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end
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end % - lifecycle
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methods
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function set.Power(this,val)
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this.Power = val;
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end
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function ret = get.Power(this)
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ret = this.Power;
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end
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function set.Detuning(this, val)
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this.Detuning = val;
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end
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function ret = get.Detuning(this)
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ret = this.Detuning;
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end
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function set.Radius(this, val)
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this.Radius = val;
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end
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function ret = get.Radius(this)
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ret = this.Radius;
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end
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function set.Waist(this, val)
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this.Waist = val;
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end
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function ret = get.Waist(this)
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ret = this.Waist;
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end
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function set.WaveNumber(this, val)
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this.WaveNumber = val;
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end
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function ret = get.WaveNumber(this)
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ret = this.WaveNumber;
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end
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function set.SaturationIntensity(this, val)
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this.SaturationIntensity = val;
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end
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function ret = get.SaturationIntensity(this)
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ret = this.SaturationIntensity;
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end
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function set.Linewidth(this, val)
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this.Linewidth = val;
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end
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function ret = get.Linewidth(this)
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ret = this.Linewidth;
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end
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end % - setters and getters
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methods
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function ret = get.SaturationParameter(this)
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ret = 0.1 * (4 * this.Power) / (pi*this.Waist^2 * this.SaturationIntensity); % two beams are reflected
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end
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end % - getters for dependent properties
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%- Methods
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methods(Access = protected)
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function cp = copyElement(this)
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% Shallow copy object
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cp = copyElement@matlab.mixin.Copyable(this);
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% Forces the setter to redefine the function handles to the new copied object
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pl = properties(this);
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for k = 1:length(pl)
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sc = superclasses(this.(pl{k}));
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if any(contains(sc,{'matlab.mixin.Copyable'}))
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cp.(pl{k}) = this.(pl{k}).copy();
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end
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end
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end
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end
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methods (Static)
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% Creates an Instance of Class, ensures singleton behaviour (that there
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% can only be one Instance of this class
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function singleObj = getInstance(BeamName)
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% Creates an Instance of Class, ensures singleton behaviour
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persistent localObj;
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if isempty(localObj) || ~isvalid(localObj)
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localObj = Simulator.Beams(BeamName);
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end
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singleObj = localObj;
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end
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end
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end
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