A method for controlling a rough surface on the basis of effect photoluminescence nanoscale particles

摘要

1. A method for controlling surface roughness, in which is provided the possibility of its sensing by laser radiation to produce optical effects recorded using a photosensitive device, characterized in that the rough surface is coated with a layer of nanoscale particles, wherein the detected information as the characteristic feature using photoluminescence these particles induced by a probe laser beam, and the ability to control the surface roughness of both effectiveness to the method of analysis of the optical effects in the process of changing the angle between the axis of the probe radiation and the normal to the rough surface. ! 2. A method according to claim 1, characterized in that the optical effects arise at specific angles between the axis of the probe laser beam and the normal to the rough surface due to partial or complete shielding particles nanoscale surface roughness. ! 3. A method according to claim 1, characterized in that the rough surface characteristics determined by the known size of the nanoscale particles and the values ​​of the characteristic angles. ! 4. A method according to claim 1, characterized in that the monitored surface roughness of local areas. ! 5. A method according to claim 1, characterized in that the surface roughness control is performed by scanning its local sites. ! 6. A method according to claim 1, characterized in that the control is carried out express surface roughness of the large-diameter laser beam. ! 7. A method according to claim 1, characterized in that the electromagnetic radiation as a probe laser is used