AN ENERGY DISPERSION SCHEME BASED ON A SEMICONDUCTOR X-RAY SPECTROMETER AND A BROADBAND MONOCHROMATOR FOR DETERMINING THE CONTENT OF HEAVY ELEMENTS FROM THE ABSORPTION SPECTRA Article Turyanskiy A.G., Senkov V.M., Buryak K.A., Marakhova A.I., Stanishevskii Y.M. Instruments and Experimental Techniques. Vol. 60. 2017. P. 394-400