Exemple #1
0
    def __init__(self,
                 init_member,
                 ranges_dict,
                 data_dict,
                 pipi_FSR=False,
                 folder="",
                 method="differential_evolution",
                 population=100,
                 N_generation=20,
                 mutation_s=0.1,
                 crossing_p=0.9,
                 normalized_data=True,
                 **trash):
        ## Initialize
        self.init_member = deepcopy(init_member)
        self.member = deepcopy(init_member)
        self.ranges_dict = ranges_dict
        self.data_dict = data_dict
        self.folder = folder
        self.normalized_data = normalized_data
        self.pipi_FSR = pipi_FSR
        self.pars = Parameters()
        for param_name, param_range in self.ranges_dict.items():
            if param_name in self.init_member.keys():
                self.pars.add(param_name,
                              value=self.init_member[param_name],
                              min=param_range[0],
                              max=param_range[-1])
            elif param_name in self.init_member["band_params"].keys():
                self.pars.add(
                    param_name,
                    value=self.init_member["band_params"][param_name],
                    min=param_range[0],
                    max=param_range[-1])
        self.method = method  # "shgo", "differential_evolution", "leastsq"
        ## Differential evolution
        self.population = population
        self.N_generation = N_generation
        self.mutation_s = mutation_s
        self.crossing_p = crossing_p

        ## Objects
        if pipi_FSR == False:
            self.bandObject = BandStructure(**self.member)
        else:
            self.bandObject = Pocket(**self.member)
        self.condObject = None
        self.admrObject = None

        ## Empty spaces
        self.nb_calls = 0
        self.json_name = None
        self.rhozz_data_matrix = None
        self.rzz_data_matrix = None
        self.Bphi_array = None
        self.Btheta_array = None
        self.Btheta_data_dict = {}
        self.rhozz_data_dict = {}
        self.rzz_data_dict = {}
    def __init__(self, init_member, ranges_dict, data_dict, pipi_FSR=False,
                 folder="",
                 method="differential_evolution",
                 population=100, N_generation=20, mutation_s=0.1, crossing_p=0.9,
                 normalized_data=True,
                 **trash):
        ## Initialize
        self.init_member = deepcopy(init_member)
        self.ranges_dict = deepcopy(ranges_dict)
        self.data_dict   = deepcopy(data_dict)
        self.data_T_list = init_member["data_T"]
        self.folder      = folder
        self.normalized_data = normalized_data
        self.pipi_FSR    = pipi_FSR
        self.weight_rhozz = 0
        self.pars        = Parameters()
        for param_name, param_range in self.ranges_dict.items():
            if param_name in self.init_member.keys() and type(self.init_member[param_name])==dict:
                for T in self.data_T_list:
                    self.pars.add(param_name + "_" + str(T), value = self.init_member[param_name][T], min = param_range[T][0], max = param_range[T][-1])
            elif param_name in self.init_member.keys() and type(self.init_member[param_name])!=dict:
                self.pars.add(param_name, value = self.init_member[param_name], min = param_range[0], max = param_range[-1])
            elif param_name in self.init_member["band_params"].keys():
                self.pars.add(param_name, value = self.init_member["band_params"][param_name], min = param_range[0], max = param_range[-1])
        self.method      = method # "shgo", "differential_evolution", "leastsq"

        ## Create a dictionnary member that contains dictionnaries for each temperatures
        self.member_dict = {}
        for T in self.data_T_list: # first create that list
            self.member_dict[T] = deepcopy(init_member)
            self.member_dict[T]["data_T"] = T
        for param_name, param_value in init_member.items(): # then break the dictionaries of temperatures in member
            if type(param_value)==dict and param_name!="band_params":
                for T in self.data_T_list:
                    self.member_dict[T][param_name] = init_member[param_name][T]

        ## Objects
        if pipi_FSR==False:
            self.bandObject = BandStructure(**self.member_dict[self.data_T_list[0]])
        else:
            self.bandObject = Pocket(**self.member_dict[self.data_T_list[0]])

        self.condObject_dict = {}
        self.admrObject_dict = {}

        ## Empty spaces
        self.nb_calls     = 0
        self.json_name   = None
        self.rhozz_data_i_dict = {} # keys=(T), dictionaries of interpolated values for fit
        self.rzz_data_i_dict   = {}  # keys=(T) dictionaries of interpolated values for fit
        self.rhozz_0_data_dict = {} # keys=(T, phi), dictionaries of rhozz(theta=0) data
        self.rhozz_data_dict   = {} # keys=(T, phi) dictionaries of the raw data
        self.rzz_data_dict     = {} # keys=(T, phi) dictionaries of the raw data
        self.Btheta_data_dict  = {} # keys=(T, phi) dictionaries of the raw data
        self.Bphi_dict   = {}
        self.Btheta_dict = {}
        self.rhozz_data_i_dict  = {}
        self.rzz_data_i_dict    = {}
    def test_conductivity_T_0(self):
        """T = 0"""

        bandObject = BandStructure(**TestTransport.params)

        ## Discretize
        bandObject.doping()
        bandObject.discretize_FS()
        bandObject.dos_k_func()

        ## Conductivity
        condObject = Conductivity(bandObject, **TestTransport.params)
        condObject.runTransport()
        condObject.chambersFunc(i=2, j=2)

        self.assertEqual(np.round(condObject.sigma[2, 2], 3), 18103.539)
    def test_conductivity_T(self):
        """T > 0"""

        params = deepcopy(TestTransport.params)
        params["T"] = 25  # in K

        bandObject = BandStructure(**params)

        ## Discretize
        bandObject.doping()
        bandObject.discretize_FS()
        bandObject.dos_k_func()

        ## Conductivity
        condObject = Conductivity(bandObject, **params)
        condObject.runTransport()
        condObject.chambersFunc(i=2, j=2, coeff_name="sigma")

        self.assertEqual(np.round(condObject.sigma[2, 2], 3), 17946.592)
## Graph values
T = 25  # in Kelvin
Bamp = 45  # in Telsa

Btheta_array = np.arange(0, 95, 5)

## Fit >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>#

## Initialize the BandStructure Object
bandObject = BandStructure(bandname="hPocket",
                           a=3.74767,
                           b=3.74767,
                           c=13.2,
                           t=190,
                           tp=-0.14,
                           tpp=0.07,
                           tz=0.07,
                           tz2=0.00,
                           mu=mu_ini,
                           numberOfKz=7,
                           mesh_ds=1 / 20)

## Interpolate data over theta of simulation
data = np.loadtxt(
    "data_NdLSCO_0p21/NdLSCO_0p21_1808A_c_AS_T_25_H_45_phi_0.dat",
    dtype="float",
    comments="#")
x = data[:, 0]
y = data[:, 2]
rzz_0 = np.interp(Btheta_array, x, y)
data = np.loadtxt(
Exemple #6
0
    "Bphi_array": [0, 20, 28, 36, 44],
    "gamma_0": 3.77,
    "gamma_k": 0,
    "power": 6,
    "data_T": 4.2,
    "data_p": 0.30,
    "epsilon_z":"-2 * cos(c*kz/2)*(" +\
                "+0.50 * tz  *  cos(kx * a / 2) * cos(ky * b / 2)" +\
                "-0.25 * tz2 * (cos(3 * kx * a / 2) * cos(ky * b / 2) + cos(kx * a / 2) * cos(3 * ky * b / 2))" +\
                "-0.50 * tz3 *  cos(3 * kx * a / 2) * cos(3 * ky * b / 2)" +\
                "+0.25 * tz4 * (cos(5 * kx * a / 2) * cos(ky * b / 2) + cos(kx * a / 2) * cos(5 * ky * b / 2))" +\
                ")",
}

## ONE BAND Horio et al. /////////////////////////////////////////////////////////
bandObject = BandStructure(**params)

## Discretize
bandObject.setMuToDoping(0.30)
bandObject.runBandStructure(printDoping=True)

# bandObject.mc_func()
# print("mc = " + "{:.3f}".format(bandObject.mc))
# bandObject.figDiscretizeFS2D()
# bandObject.figMultipleFS2D()

## Conductivity
condObject = Conductivity(bandObject, **params)
# condObject.figdfdE()
# condObject.runTransport()
# condObject.omegac_tau_func()
Exemple #7
0
#         0.0,
#         15,
#         30,
#         45.0
#     ],
#     "gamma_0": 15,
#     "gamma_k": 0,
#     "gamma_dos_max": 0,
#     "power": 12,
#     "factor_arcs": 10,
#     "data_T": 25,
#     "data_p": 0.21
# }

## Create Bandstructure object
bandObject = BandStructure(**params)

## Discretize Fermi surface
# bandObject.setMuToDoping(0.15)
# print(bandObject["mu"])
bandObject.runBandStructure(printDoping=True)
# bandObject.mc_func()
# print("mc = " + "{:.3f}".format(bandObject.mc))
# bandObject.figMultipleFS2D()
# # bandObject.figDiscretizeFS2D()


# ## Compute conductivity
condObject = Conductivity(bandObject, **params)
# condObject.runTransport()
# condObject.figScatteringColor()
Exemple #8
0
    Output:
       - gamma will be in mJ/K^2/mol
    """

    gamma = (np.pi**2 / 3) * Boltzmann**2 * (dos / meVolt) * V_molar * 1e3

    return gamma


## Array of parameters
tz_array = np.array([0.06512192])  # in units of t
# mu_array = np.linspace(-0.75, -0.88, 20) # in units of t
mu_array = np.array([-0.82439881])

## Bandstructure
bandObject = BandStructure(**params)

## Empty matrix
p_matrix = np.empty((len(tz_array), len(mu_array)))
dos_epsilon_matrix = np.empty((len(tz_array), len(mu_array)))
gamma_matrix = np.empty((len(tz_array), len(mu_array)))
mc_matrix = np.empty((len(tz_array), len(mu_array)))

for i, tz in enumerate(tqdm(tz_array, ncols=80, unit="tz", desc="total tz")):
    bandObject["tz"] = tz
    if tz == 0:
        bandObject.res_z = 1
    else:
        bandObject.res_z = params["res_z"]

    for j, mu in enumerate(
import time
import plotly
import plotly.graph_objs as go
import plotly.figure_factory as ff
import dash
import dash_core_components as dcc
import dash_html_components as html
from dash.dependencies import Input, Output, State
from skimage import measure
from textwrap import dedent as d
from cuprates_transport.bandstructure import BandStructure, Pocket
from cuprates_transport.conductivity import Conductivity

startTime = time.time()
print('discretizing fermi surface')
band = BandStructure(mu = -0.83)
# band.setMuToDoping(0.30)
band.discretize_FS()
band.dos_k_func()
band.doping()
print("discretizing time : %.6s s\n" % (time.time() - startTime))

# band.figDiscretizeFS3D()

# exit(0)


def computeAMROpoints(B_amp,B_phi_a,B_theta_a):
    amroListForPhi = []
    for i in range(B_phi_a.shape[0]):
        amroListForTheta = []
 def test_doping(self):
     bandObject = BandStructure(**TestTransport.params)
     bandObject.doping()
     self.assertEqual(np.round(bandObject.p, 3), 0.239)
       - V_molar must in Angstrom^3.mol^-1
    Output:
       - gamma will be in mJ/K^2/mol
    """

    gamma = (np.pi**2/3) * Boltzmann**2 * (dos / meVolt) * V_molar * 1e3

    return gamma


## Array of parameters
tz_array = np.array([0, 0.015]) # in units of t
mu_array = np.linspace(-2.4, -1.1, 2000) # in units of t

## Bandstructure
bandObject = BandStructure(**params)

## Empty matrix
p_matrix = np.empty((len(tz_array), len(mu_array)))
dos_epsilon_matrix = np.empty((len(tz_array), len(mu_array)))
gamma_matrix = np.empty((len(tz_array), len(mu_array)))
mc_matrix = np.empty((len(tz_array), len(mu_array)))

for i, tz in enumerate(tqdm(tz_array, ncols=80, unit="tz", desc="total tz")):
    bandObject.tz = tz
    if tz == 0:
        bandObject.numberOfKz = 1
    else:
        bandObject.numberOfKz = params["numberOfKz"]

    for j, mu in enumerate(tqdm(mu_array, ncols=80, unit="mu", desc="tz = " + str(tz), leave=False)):
Exemple #12
0
        "tp": -0.136,
        "tpp": 0.068,
        "tz": 0.07
    },
    "res_xy": 20,
    "res_z": 7,
    "T": 0,
    "gamma_0": 3.6,
    "gamma_k": 0,
    "gamma_dos_max": 0,
    "power": 12,
    "factor_arcs": 1,
}

## BandObject ------------------------
bandObject = BandStructure(**params)
bandObject.runBandStructure()

## Conductivity Object ---------------
condObject = Conductivity(bandObject, Bamp=Bmin,
                          **params)  # T = 20K, p = 0.24 from fit ADMR
condObject.Ntime = 1000  # better for high magnetic field values
# condObject.epsilon_N = 10

## Transport coeffcients -------------

## Empty arrays
rhoxx_array = np.empty_like(B_array, dtype=np.float64)
rhoxy_array = np.empty_like(B_array, dtype=np.float64)
rhozz_array = np.empty_like(B_array, dtype=np.float64)
RHa_array = np.empty_like(B_array, dtype=np.float64)