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Modifications to save different runs submitted via a single file to cluster in different folders, parameters changed to look deep in the phase diagram for the different phases.

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Karthik 2024-11-19 16:11:16 +01:00
parent 1d8514c867
commit b0b82ae5de
3 changed files with 127 additions and 17 deletions
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27
Dipolar-Gas-Simulator/+Scripts/run_locally.m
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@ -48,20 +48,33 @@ Plotter.visualizeWavefunction(psi,Params,Transf)
%% - Plot GS wavefunction %% - Plot GS wavefunction
Plotter.visualizeGSWavefunction(Params.njob) Plotter.visualizeGSWavefunction(Params.njob)
%%
% To reproduce results from the Blair Blakie paper:
% Critical point: (0.0978, 0.784); Triangular phase: (0.0959, 0.750); Stripe phase: (0.144, 0.765); Honeycomb phase: (0.192, 0.780)
% N = ((nadd^2)/Params.add^2) * (Params.Lx *1E-6)^2
% Critical point: N = 2.0427e+07; Triangular phase: N = 2.0030e+07; Stripe phase: N = 3.0077e+07; Honeycomb phase: N = 4.0102e+07 for dimensions fixed to 100
% as = ((as/add)*Params.add)/Params.a0
% Critical point: 102.5133; Triangular phase: 98.0676; Stripe phase: 100.0289; Honeycomb phase: 101.9903
%% - Create Variational2D and Calculator object with specified options %% - Create Variational2D and Calculator object with specified options
OptionsStruct = struct; OptionsStruct = struct;
OptionsStruct.NumberOfAtoms = 2.0573e+07; OptionsStruct.NumberOfAtoms = 3.0077e+07;
OptionsStruct.DipolarPolarAngle = 0; OptionsStruct.DipolarPolarAngle = 0;
OptionsStruct.DipolarAzimuthAngle = 0; OptionsStruct.DipolarAzimuthAngle = 0;
OptionsStruct.ScatteringLength = 102.2518; % Critical point: 102.515; Triangular phase: 98.0676; Stripe phase: 102.2518; Honeycomb phase: 102.6441 OptionsStruct.ScatteringLength = 100.0289;
OptionsStruct.TrapFrequencies = [10, 10, 72.4]; OptionsStruct.TrapFrequencies = [10, 10, 72.4];
OptionsStruct.TrapPotentialType = 'None'; OptionsStruct.TrapPotentialType = 'None';
OptionsStruct.NumberOfGridPoints = [128, 128]; OptionsStruct.NumberOfGridPoints = [128, 128];
OptionsStruct.Dimensions = [100, 100]; % Critical point: 6.996; Triangular phase: 7.5; Stripe phase: 6.972; Honeycomb phase: 6.239 for both for Atom Number fixed to 1E5 OptionsStruct.Dimensions = [100, 100];
OptionsStruct.TimeStepSize = 100E-6; % in s OptionsStruct.TimeStepSize = 100E-6; % in s
OptionsStruct.MinimumTimeStepSize = 1E-5; % in s OptionsStruct.MinimumTimeStepSize = 1E-5; % in s
OptionsStruct.TimeCutOff = 2E6; % in s OptionsStruct.TimeCutOff = 2E6; % in s
@ -72,14 +85,14 @@ OptionsStruct.NoiseScaleFactor = 4;
OptionsStruct.MaxIterations = 20; OptionsStruct.MaxIterations = 20;
OptionsStruct.VariationalWidth = 5.7; OptionsStruct.VariationalWidth = 5.7;
OptionsStruct.WidthLowerBound = 0.2; OptionsStruct.WidthLowerBound = 0.2;
OptionsStruct.WidthUpperBound = 12; OptionsStruct.WidthUpperBound = 20;
OptionsStruct.WidthCutoff = 1e-2; OptionsStruct.WidthCutoff = 1e-2;
OptionsStruct.PlotLive = true; OptionsStruct.PlotLive = true;
OptionsStruct.JobNumber = 1; OptionsStruct.JobNumber = 1;
OptionsStruct.RunOnGPU = false; OptionsStruct.RunOnGPU = false;
OptionsStruct.SaveData = true; OptionsStruct.SaveData = true;
OptionsStruct.SaveDirectory = './Data'; OptionsStruct.SaveDirectory = './Data_StripePhase';
options = Helper.convertstruct2cell(OptionsStruct); options = Helper.convertstruct2cell(OptionsStruct);
clear OptionsStruct clear OptionsStruct
@ -97,5 +110,5 @@ solver.Potential = pot.trap();
%% - Plot initial wavefunction %% - Plot initial wavefunction
Plotter.visualizeWavefunction2D(psi,Params,Transf) Plotter.visualizeWavefunction2D(psi,Params,Transf)
%% - Plot GS wavefunction %% - Plot GS wavefunction
% Plotter.visualizeGSWavefunction2D(Params.njob) Plotter.visualizeGSWavefunction2D(Params.njob)
Plotter.visualizeGSWavefunction2D(1)

109
Dipolar-Gas-Simulator/+Scripts/run_on_cluster.m
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@ -1,17 +1,30 @@
%%
% To reproduce results from the Blair Blakie paper:
% Critical point: (0.0978, 0.784); Triangular phase: (0.0959, 0.750); Stripe phase: (0.144, 0.765); Honeycomb phase: (0.192, 0.780)
% N = ((nadd^2)/Params.add^2) * (Params.Lx *1E-6)^2
% Critical point: N = 2.0427e+07; Triangular phase: N = 2.0030e+07; Stripe phase: N = 3.0077e+07; Honeycomb phase: N = 4.0102e+07 for dimensions fixed to 100
% as = ((as/add)*Params.add)/Params.a0
% Critical point: 102.5133; Triangular phase: 98.0676; Stripe phase: 100.0289; Honeycomb phase: 101.9903
%% - Create Variational2D and Calculator object with specified options %% - Create Variational2D and Calculator object with specified options
OptionsStruct = struct; OptionsStruct = struct;
OptionsStruct.NumberOfAtoms = 2.0573e+07; OptionsStruct.NumberOfAtoms = 2.0030e+07;
OptionsStruct.DipolarPolarAngle = 0; OptionsStruct.DipolarPolarAngle = 0;
OptionsStruct.DipolarAzimuthAngle = 0; OptionsStruct.DipolarAzimuthAngle = 0;
OptionsStruct.ScatteringLength = 102.2518; % Critical point: 102.515; Triangular phase: 98.0676; Stripe phase: 102.2518; Honeycomb phase: 102.6441 OptionsStruct.ScatteringLength = 98.0676;
OptionsStruct.TrapFrequencies = [10, 10, 72.4]; OptionsStruct.TrapFrequencies = [10, 10, 72.4];
OptionsStruct.TrapPotentialType = 'None'; OptionsStruct.TrapPotentialType = 'None';
OptionsStruct.NumberOfGridPoints = [128, 128]; OptionsStruct.NumberOfGridPoints = [256, 256];
OptionsStruct.Dimensions = [100, 100]; % Critical point: 6.996; Triangular phase: 7.5; Stripe phase: 6.972; Honeycomb phase: 6.239 for both for Atom Number fixed to 1E5 OptionsStruct.Dimensions = [100, 100];
OptionsStruct.TimeStepSize = 100E-6; % in s OptionsStruct.TimeStepSize = 100E-6; % in s
OptionsStruct.MinimumTimeStepSize = 1E-5; % in s OptionsStruct.MinimumTimeStepSize = 1E-5; % in s
OptionsStruct.TimeCutOff = 2E6; % in s OptionsStruct.TimeCutOff = 2E6; % in s
@ -22,14 +35,98 @@ OptionsStruct.NoiseScaleFactor = 4;
OptionsStruct.MaxIterations = 20; OptionsStruct.MaxIterations = 20;
OptionsStruct.VariationalWidth = 5.7; OptionsStruct.VariationalWidth = 5.7;
OptionsStruct.WidthLowerBound = 0.2; OptionsStruct.WidthLowerBound = 0.2;
OptionsStruct.WidthUpperBound = 12; OptionsStruct.WidthUpperBound = 20;
OptionsStruct.WidthCutoff = 1e-2; OptionsStruct.WidthCutoff = 1e-2;
OptionsStruct.PlotLive = false; OptionsStruct.PlotLive = false;
OptionsStruct.JobNumber = 1; OptionsStruct.JobNumber = 1;
OptionsStruct.RunOnGPU = true; OptionsStruct.RunOnGPU = true;
OptionsStruct.SaveData = true; OptionsStruct.SaveData = true;
OptionsStruct.SaveDirectory = './Data'; OptionsStruct.SaveDirectory = './Data_TriangularPhase';
options = Helper.convertstruct2cell(OptionsStruct);
clear OptionsStruct
solver = VariationalSolver2D.DipolarGas(options{:});
pot = VariationalSolver2D.Potentials(options{:});
solver.Potential = pot.trap();
%-% Run Solver %-%
[Params, Transf, psi, V, VDk] = solver.run();
%% - Create Variational2D and Calculator object with specified options
OptionsStruct = struct;
OptionsStruct.NumberOfAtoms = 3.0077e+07;
OptionsStruct.DipolarPolarAngle = 0;
OptionsStruct.DipolarAzimuthAngle = 0;
OptionsStruct.ScatteringLength = 100.0289;
OptionsStruct.TrapFrequencies = [10, 10, 72.4];
OptionsStruct.TrapPotentialType = 'None';
OptionsStruct.NumberOfGridPoints = [256, 256];
OptionsStruct.Dimensions = [100, 100];
OptionsStruct.TimeStepSize = 100E-6; % in s
OptionsStruct.MinimumTimeStepSize = 1E-5; % in s
OptionsStruct.TimeCutOff = 2E6; % in s
OptionsStruct.EnergyTolerance = 5E-10;
OptionsStruct.ResidualTolerance = 1E-04;
OptionsStruct.NoiseScaleFactor = 4;
OptionsStruct.MaxIterations = 20;
OptionsStruct.VariationalWidth = 5.7;
OptionsStruct.WidthLowerBound = 0.2;
OptionsStruct.WidthUpperBound = 20;
OptionsStruct.WidthCutoff = 1e-2;
OptionsStruct.PlotLive = false;
OptionsStruct.JobNumber = 1;
OptionsStruct.RunOnGPU = true;
OptionsStruct.SaveData = true;
OptionsStruct.SaveDirectory = './Data_StripePhase';
options = Helper.convertstruct2cell(OptionsStruct);
clear OptionsStruct
solver = VariationalSolver2D.DipolarGas(options{:});
pot = VariationalSolver2D.Potentials(options{:});
solver.Potential = pot.trap();
%-% Run Solver %-%
[Params, Transf, psi, V, VDk] = solver.run();
%% - Create Variational2D and Calculator object with specified options
OptionsStruct = struct;
OptionsStruct.NumberOfAtoms = 4.0102e+07;
OptionsStruct.DipolarPolarAngle = 0;
OptionsStruct.DipolarAzimuthAngle = 0;
OptionsStruct.ScatteringLength = 101.9903;
OptionsStruct.TrapFrequencies = [10, 10, 72.4];
OptionsStruct.TrapPotentialType = 'None';
OptionsStruct.NumberOfGridPoints = [256, 256];
OptionsStruct.Dimensions = [100, 100];
OptionsStruct.TimeStepSize = 100E-6; % in s
OptionsStruct.MinimumTimeStepSize = 1E-5; % in s
OptionsStruct.TimeCutOff = 2E6; % in s
OptionsStruct.EnergyTolerance = 5E-10;
OptionsStruct.ResidualTolerance = 1E-04;
OptionsStruct.NoiseScaleFactor = 4;
OptionsStruct.MaxIterations = 20;
OptionsStruct.VariationalWidth = 5.7;
OptionsStruct.WidthLowerBound = 0.2;
OptionsStruct.WidthUpperBound = 20;
OptionsStruct.WidthCutoff = 1e-2;
OptionsStruct.PlotLive = false;
OptionsStruct.JobNumber = 1;
OptionsStruct.RunOnGPU = true;
OptionsStruct.SaveData = true;
OptionsStruct.SaveDirectory = './Data_HoneycombPhase';
options = Helper.convertstruct2cell(OptionsStruct); options = Helper.convertstruct2cell(OptionsStruct);
clear OptionsStruct clear OptionsStruct

8
Dipolar-Gas-Simulator/+VariationalSolver2D/@DipolarGas/run.m
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@ -21,7 +21,7 @@ function [Params, Transf, psi, V, VDk] = run(this)
% --- Initialize --- % --- Initialize ---
mkdir(sprintf(this.SaveDirectory)) mkdir(sprintf(this.SaveDirectory))
mkdir(sprintf('./Data/Run_%03i',Params.njob)) mkdir(sprintf(strcat(this.SaveDirectory, '/Run_%03i'),Params.njob))
fminconoptions = optimoptions('fmincon','Display','off','StepTolerance',1e-8); fminconoptions = optimoptions('fmincon','Display','off','StepTolerance',1e-8);
[psi,V,VDk] = this.initialize(Params,VParams,Transf); [psi,V,VDk] = this.initialize(Params,VParams,Transf);
@ -60,7 +60,7 @@ function [Params, Transf, psi, V, VDk] = run(this)
relelldiff = abs(ells(nn+1)-ells(nn))/ells(nn); relelldiff = abs(ells(nn+1)-ells(nn))/ells(nn);
E_vs_iter = [E_vs_iter E_Var(VParams.ell)]; E_vs_iter = [E_vs_iter E_Var(VParams.ell)];
save(sprintf('./Data/Run_%03i/psi_gs_%i.mat',Params.njob),'psi','Observ','Transf','Params','VDk','V','VParams'); save(sprintf(strcat(this.SaveDirectory, '/Run_%03i/psi_gs_%i.mat'),Params.njob),'psi','Observ','Transf','Params','VDk','V','VParams');
%Plotting %Plotting
if this.PlotLive if this.PlotLive
@ -78,8 +78,8 @@ function [Params, Transf, psi, V, VDk] = run(this)
end end
fprintf('\n') fprintf('\n')
disp('Saving data...'); disp('Saving data...');
save(sprintf('./Data/Run_%03i/psi_gs.mat',Params.njob),'psi','Observ','Transf','Params','VDk','V','VParams'); save(sprintf(strcat(this.SaveDirectory, '/Run_%03i/psi_gs.mat'),Params.njob),'psi','Observ','Transf','Params','VDk','V','VParams');
disp('Save complete!'); disp('Save complete!');
delete(sprintf('./Data/Run_%03i/psi_gs_*.mat',Params.njob)) delete(sprintf(strcat(this.SaveDirectory, '/Run_%03i/psi_gs_*.mat'),Params.njob))
end end