// *************************
// ** Geometry parameters **
// *************************

mm = 1e-3;
um = 1e-6;

w_Line		= 1.8*mm;
t_Line		= 100*um;

Width_Board		= 20*mm;
t_Substrate		= 1.0*mm;
t_Air			= 10*mm;


// ***************************
// ** Electrical parameters **
// ***************************

f = 1.18e9;								// Frequency [Hz]
NbrModes = 1;							// Number of modes to be calculated

er_Board   = 4.5;						// Dielectric constant for FR4
tand_Board = 2e-2;						// Tan Delta for FR4

// Specific electrical conductivity [S*m/m^2] 
kappaAl = 34.84e6;	// Aluminum
kappaCu = 57.14e6;	// Copper

kappa_Line   = kappaCu;
kappa_Ground = kappaCu;


c0 = 299.792458e6;						// Speed of light in vacuum [m/s]
c  = c0 / Sqrt[er_Board]; 				// Wave speed in the board [m/s] 
lambda0 = c0 / f;	   					// Free space wave length [m]
//Printf("lambda0 = %g m", lambda0);
lambda  =  lambda0 / Sqrt[er_Board]; 	// Wave length in the board [m]
//Printf("lambda = %g m", lambda);
k0 = 2* Pi/lambda0;						// Free space wave number


// *******************************
// ** Discretisation parameters **
// *******************************

// Mesh size
/*
lc_Line		= lambda / 20.0;
lc_Board	= lambda / 10.0;
lc_Air		= lambda0 / 20.0;
*/

/*
// Mesh size
lc_Line		= 50.0*um;
lc_Board	= 200*um;
lc_Air		= 1.0*mm;
*/

// Mesh size
lc_Line		= 50.0*um;
lc_Board	= 400*um;
lc_Air		= 5.0*mm;

// Basisfunction (incomplete) order for the E-field
BForder = 2;		


// **********************
// ** Physical regions **
// **********************

VOL_FR4  = 1001;
VOL_AIR  = 1002;
VOL_LINE = 1003;
SUR_LINE = 1010;
SUR_GND  = 1013;
SUR_AIR  = 1014;
LIN_IMP  = 1015;