Photocatalytic activity of nanosized ZnO:Ho films deposited by explosive evaporation at degradation of toluene in air

II perury PHPPY in (nl form PR wrh PHPPY epted PS wrh PHPPY pulished online QI wy PHPPA yne of the most promising methods of ir puri(tion tody is phototlyti oxidtion of gsE phse nd liquidEphse environmentl pollutnts of hemil nd iologil origin under the tiE on of soft ultrviolet rdition to otin nonEhrmous omponents of irX wter nd gy2F he phototlyti properties of thiknessEnnosized nyXro (lms otined y eletron em explosiE ve evportion hve een studied during degrdtion of toluene in ir under ultrviolet @QTS nmA irrditionF wethods for holmium doping of ny nd explosive evportion were hosen with view to using them for ir puri(tion from voltile toluene ompoundsF he phototlyti tivity ws studied depending on the following prmetersX exposure timeD tempertureD humidityD initil toluene onentrtion in the irD nd ro ontent in nyF st ws stted tht the kinetis of phototlyti deomposition of ir toluene over (lm nyXro is lose to the (rstEorder retionF he temperture dependene of the phototlyti proess is desried y the errhenius equtionF he rte nd energy of dsorption tivtion of thermoE nd phototlysis of toluene on the nyXro (lm surfe re lultedF he highest phototlyti tivity is hieved t the ir humidity ove SH7D initil onentrtion of toluene in the ir elow 2.5 • 10 -5 mol L D nd the ro ontent in ny of Q tF7F es the ro ontent in ny inreses from H to Q tF7D the rte of toluene degrdtion inreses y QH7F he phototlyti degrdtion of toluene over the nyXro (lm rehes the (nl stge with the formtion of gy2 gsF Key words: phototlyti tivityD tolueneD humidityD nyXroD onentrtionD gy2F hysX httpsXGGdoiForgGIHFQHWUHGjpsFPTFPVHP I.