----- file created by makedoc on: Tue Feb 11 14:15:24 2003
----- Documentation for /scisoft/IDL/scisoft/xaid/src//k2e.pro -----

 NAME:
	K2E

 PURPOSE:
	This function translates a set with scale in wavenumber (K) [A^(-1)]
	to a new set with scale in energy (E) [eV]

 CATEGORY:
	XAID xafs data analysis package. 

 CALLING SEQUENCE:

	set_ev = K2E(set_k)

 INPUTS:
	set_ev:	fltarr(2,npoints) set of data

 OPTIONAL INPUTS:
	
 KEYWORD PARAMETERS:

 OUTPUTS:
	set_k: output set in K

 OPTIONAL OUTPUTS:

 COMMON BLOCKS:

 SIDE EFFECTS:
	None

 RESTRICTIONS:
	None

 PROCEDURE:
	The opposite of K2E

 EXAMPLE:

	set2 = K2E(set1)

 MODIFICATION HISTORY:
 	Written by:	Manuel Sanchez del Rio. ESRF
	January, 1993	

