Ejemplo n.º 1
0
        private void step_button_Click(object sender, EventArgs e)
        {
            dimension = 1;

            conduction_band.Series["conduction_band_data"].Points.Clear();
            conduction_band.Series["valence_band_data"].Points.Clear();
            conduction_band.Series["x_data"].Points.Clear();
            density.Series["car_dens_data"].Points.Clear();
            density.Series["dop_dens_data"].Points.Clear();
            density.Series["gphi_data"].Points.Clear();

            int nz;
            int i = int.Parse(count_no_label.Text);

            if (!int.TryParse(nz1Dval.Text, out nz))
            {
                MessageBox.Show("Format of Nz for dopent potential is invalid");
                return;
            }

            // initialise dopent experiment if the count is zero
            if (i == 0)
            {
                exp1d = new OneD_ThomasFermiPoisson.Experiment();

                car_dens = new SpinResolved_Data(nz);
                dop_dens = new SpinResolved_Data(nz);

                Dictionary <string, object> inputs_tmp = Create_Dictionary();
                foreach (KeyValuePair <string, object> option in inputs_tmp)
                {
                    inputs.Add(option.Key.Replace("_1d", ""), option.Value);
                }


                inputs["surface_charge"] = 0.0;
                inputs["max_iterations"] = 0.0;

                exp1d.Initialise(inputs);
            }

            converged = exp1d.Run();

            ILayer[] layers = exp1d.Layers;
            double   dz     = exp1d.Dz_Pot;
            double   zmin   = exp1d.Zmin_Pot;

            car_dens = exp1d.Carrier_Density;
            dop_dens = exp1d.Dopent_Density;
            Band_Data x    = Physics_Base.q_e * exp1d.X;
            Band_Data gphi = exp1d.GPhi;

            chem_pot = (Input_Band_Structure.Get_BandStructure_Grid(layers, dz, nz, zmin) - exp1d.Chemical_Potential);        // + x);
            val_pot  = (-1.0 * Input_Band_Structure.Get_BandStructure_Grid(layers, dz, nz, zmin) - exp1d.Chemical_Potential); // + x);

            for (int j = 0; j < chem_pot.Length; j++)
            {
                double pos = zmin + dz * j;
                conduction_band.Series["conduction_band_data"].Points.AddXY(pos, chem_pot[j]);
                conduction_band.Series["valence_band_data"].Points.AddXY(pos, val_pot[j]);
                conduction_band.Series["x_data"].Points.AddXY(pos, x[j]);
                density.Series["car_dens_data"].Points.AddXY(pos, car_dens.Spin_Summed_Data[j]);
                density.Series["dop_dens_data"].Points.AddXY(pos, dop_dens.Spin_Summed_Data[j]);
                density.Series["gphi_data"].Points.AddXY(pos, gphi[j]);
            }

            Set_Plot_Axes(dens_xmin_val.Text, dens_xmax_val.Text, density.ChartAreas["ChartArea1"].AxisX);
            Set_Plot_Axes(dens_ymin_val.Text, dens_ymax_val.Text, density.ChartAreas["ChartArea1"].AxisY);
            Set_Plot_Axes(pot_xmin_val.Text, pot_xmax_val.Text, conduction_band.ChartAreas["ChartArea1"].AxisX);
            Set_Plot_Axes(pot_ymin_val.Text, pot_ymax_val.Text, conduction_band.ChartAreas["ChartArea1"].AxisY);

            conduction_band.Refresh();
            density.Refresh();
            this.count_no_label.Text        = (i + 1).ToString();
            this.temperature_val_label.Text = exp1d.Current_Temperature.ToString() + " K";

            this.carrier_dopent_density_Text.Text = (from val in car_dens.Spin_Summed_Data.vec
                                                     where val < 0.0
                                                     select - 1.0e14 * val * dz / Physics_Base.q_e).ToArray().Sum().ToString("e3");
        }
Ejemplo n.º 2
0
        void run()
        {
            ToConsole("Initialising hardware.");
            exp.Initialise(parameters);

            ToConsole("Acquiring data...");
            int numberOfScans = 0;

            while (es.Equals(ExperimentState.IsRunning) || es.Equals(ExperimentState.IsPaused))
            {
                //Tell UI to clear in preparation for new data.
                Clients.All.clearPlot();

                currentDataSet = new DataSet();
                int i = 0, iterationsSinceLastDataUpdate = 0;
                while (i < parameters.ScanParams.NumberOfPoints)
                {
                    //This is to break out mid-scan
                    if (es.Equals(ExperimentState.IsRunning))
                    {
                        //Need to call this whether acquiring or not... (otherwise DDS command doesn't get sent)
                        currentDataSet.Add(exp.SetupAndAcquire(parameters.ScanParams.ScanParameterValues[i]));
                        i++;
                        iterationsSinceLastDataUpdate++;

                        //Only send to plot if acquisition happened.
                        if (parameters.ScanParams.AcquireDataDuringScan)
                        {
                            //Cheezy solution for real time plotting. Update roughly every 0.5 seconds. If I update too often, it crashes on UI side.
                            if (iterationsSinceLastDataUpdate * parameters.ScanParams.Sleep > 500)
                            {
                                //Push data down to the client like this.
                                Clients.All.pushLatestData(currentDataSet.GetSubset(i - iterationsSinceLastDataUpdate, i).ToJson());
                                iterationsSinceLastDataUpdate = 0;
                            }
                        }
                    }
                    else if (es.Equals(ExperimentState.IsPaused))
                    {
                        //Only send to plot if acquisition happened.
                        if (parameters.ScanParams.AcquireDataDuringScan)
                        {
                            //Plots any residual data points during pause, if there is anything to plot
                            if (iterationsSinceLastDataUpdate != 0)
                            {
                                Clients.All.pushLatestData(currentDataSet.GetSubset(i - iterationsSinceLastDataUpdate, i).ToJson());
                                iterationsSinceLastDataUpdate = 0;
                            }
                        }
                        Thread.Sleep(1000);
                    }
                    else
                    {
                        break; //Somebody pressed the stop button during a scan.
                    }
                }
                if (parameters.ScanParams.AcquireDataDuringScan)
                {
                    dataArchive.Add(currentDataSet);
                    numberOfScans++;

                    //Push data down to the client like this.
                    Clients.All.pushLatestData(currentDataSet.GetSubset(i - iterationsSinceLastDataUpdate, i).ToJson());
                }
                if (parameters.ScanParams.StopOnEOS)
                {
                    es = ExperimentState.IsFinishing;
                }
            }
            ToConsole("Acquisition/Move complete.");
            ToConsole("Disposing hardware classes...");
            exp.Dispose();
            ToConsole("Disposed.");
            ToConsole("Setting ExperimentState to stopped and closing thread...");
            es = ExperimentState.IsStopped;
        }
Ejemplo n.º 3
0
        private void step_button_Click(object sender, EventArgs e)
        {
            dimension = 1;

            conduction_band.Series["conduction_band_data"].Points.Clear();
            conduction_band.Series["valence_band_data"].Points.Clear();
            conduction_band.Series["x_data"].Points.Clear();
            density.Series["car_dens_data"].Points.Clear();
            density.Series["dop_dens_data"].Points.Clear();
            density.Series["gphi_data"].Points.Clear();

            int nz;
            int i = int.Parse(count_no_label.Text);

            if (!int.TryParse(nz1Dval.Text, out nz))
            {
                MessageBox.Show("Format of Nz for dopent potential is invalid");
                return;
            }

            // initialise dopent experiment if the count is zero
            if (i == 0)
            {
                exp1d = new OneD_ThomasFermiPoisson.Experiment();

                car_dens = new SpinResolved_Data(nz);
                dop_dens = new SpinResolved_Data(nz);

                Dictionary<string, object> inputs_tmp = Create_Dictionary();
                foreach (KeyValuePair<string, object> option in inputs_tmp) inputs.Add(option.Key.Replace("_1d", ""), option.Value);

                inputs["surface_charge"] = 0.0;
                inputs["max_iterations"] = 0.0;

                exp1d.Initialise(inputs);
            }

            converged = exp1d.Run();

            ILayer[] layers = exp1d.Layers;
            double dz = exp1d.Dz_Pot;
            double zmin = exp1d.Zmin_Pot;

            car_dens = exp1d.Carrier_Density;
            dop_dens = exp1d.Dopent_Density;
            Band_Data x = Physics_Base.q_e * exp1d.X;
            Band_Data gphi = exp1d.GPhi;
            chem_pot = (Input_Band_Structure.Get_BandStructure_Grid(layers, dz, nz, zmin) - exp1d.Chemical_Potential);// + x);
            val_pot = (-1.0 * Input_Band_Structure.Get_BandStructure_Grid(layers, dz, nz, zmin) - exp1d.Chemical_Potential);// + x);

            for (int j = 0; j < chem_pot.Length; j++)
            {
                double pos = zmin + dz * j;
                conduction_band.Series["conduction_band_data"].Points.AddXY(pos, chem_pot[j]);
                conduction_band.Series["valence_band_data"].Points.AddXY(pos, val_pot[j]);
                conduction_band.Series["x_data"].Points.AddXY(pos, x[j]);
                density.Series["car_dens_data"].Points.AddXY(pos, car_dens.Spin_Summed_Data[j]);
                density.Series["dop_dens_data"].Points.AddXY(pos, dop_dens.Spin_Summed_Data[j]);
                density.Series["gphi_data"].Points.AddXY(pos, gphi[j]);
            }

            Set_Plot_Axes(dens_xmin_val.Text, dens_xmax_val.Text, density.ChartAreas["ChartArea1"].AxisX);
            Set_Plot_Axes(dens_ymin_val.Text, dens_ymax_val.Text, density.ChartAreas["ChartArea1"].AxisY);
            Set_Plot_Axes(pot_xmin_val.Text, pot_xmax_val.Text, conduction_band.ChartAreas["ChartArea1"].AxisX);
            Set_Plot_Axes(pot_ymin_val.Text, pot_ymax_val.Text, conduction_band.ChartAreas["ChartArea1"].AxisY);

            conduction_band.Refresh();
            density.Refresh();
            this.count_no_label.Text = (i + 1).ToString();
            this.temperature_val_label.Text = exp1d.Current_Temperature.ToString() + " K";

            this.carrier_dopent_density_Text.Text = (from val in car_dens.Spin_Summed_Data.vec
                                                     where val < 0.0
                                                     select -1.0e14 * val * dz / Physics_Base.q_e).ToArray().Sum().ToString("e3");
        }