SEMICONDUCTOR WAFERS FOR USE IN THE MANUFACTURE OF ELECTRONIC OR OPTOELECTRONICS DEVICES, PARTICULARLY FOR THE MANUFACTURE OF INTEGRATED CIRCUITS AND FOR MICROELECTRONIC AND OPTOELECTRONICS COMPONENTS; SUBSTRATES, NAMELY, SEMICONDUCTORS FOR USE IN MICROELECTRONICS AND OPTOELECTRONICS AND FOR USE IN THE MANUFACTURE OF TRANSISTORS, DIODES, PHOTODIODES, LIGHT-EMITTING DIODES AND PHOTODIODE DETECTORS