{"id":7044,"date":"2025-07-14T13:28:35","date_gmt":"2025-07-14T11:28:35","guid":{"rendered":"https:\/\/www.techscale.cz\/en\/?p=7044"},"modified":"2025-07-14T13:51:24","modified_gmt":"2025-07-14T11:51:24","slug":"review-article-highlights-the-benefits-and-future-potential-of-single-atom-catalysts","status":"publish","type":"post","link":"https:\/\/www.techscale.cz\/cs\/2025\/07\/14\/review-article-highlights-the-benefits-and-future-potential-of-single-atom-catalysts\/","title":{"rendered":"Nov\u00fd materi\u00e1l umo\u017e\u0148uje v\u00fdrobu chemik\u00e1li\u00ed s vyu\u017eit\u00edm slunce a vody"},"content":{"rendered":"[vc_row type=“in_container“ full_screen_row_position=“middle“ column_margin=“default“ column_direction=“default“ column_direction_tablet=“default“ column_direction_phone=“default“ scene_position=“center“ text_color=“dark“ text_align=“left“ row_border_radius=“none“ row_border_radius_applies=“bg“ overflow=“visible“ overlay_strength=“0.3″ gradient_direction=“left_to_right“ shape_divider_position=“bottom“ bg_image_animation=“none“ gradient_type=“default“ shape_type=““][vc_column column_padding=“no-extra-padding“ column_padding_tablet=“inherit“ column_padding_phone=“inherit“ column_padding_position=“all“ column_element_direction_desktop=“default“ column_element_spacing=“default“ desktop_text_alignment=“default“ tablet_text_alignment=“default“ phone_text_alignment=“default“ background_color_opacity=“1″ background_hover_color_opacity=“1″ column_backdrop_filter=“none“ column_shadow=“none“ column_border_radius=“none“ column_link_target=“_self“ column_position=“default“ gradient_direction=“left_to_right“ overlay_strength=“0.3″ width=“1\/1″ tablet_width_inherit=“default“ animation_type=“default“ bg_image_animation=“none“ border_type=“simple“ column_border_width=“none“ column_border_style=“solid“][split_line_heading animation_type=“line-reveal-by-space“ font_style=“h2″ line_reveal_by_space_text_effect=“default“ content_alignment=“default“ mobile_content_alignment=“inherit“ link_target=“_self“ text_content=“Mezin\u00e1rodn\u00ed t\u00fdm v\u011bdc\u016f z \u010ceska, N\u011bmecka a \u010c\u00edny vyvinul s pomoc\u00ed nanotechnologi\u00ed
\na atom\u00e1rn\u00edho in\u017een\u00fdrstv\u00ed unik\u00e1tn\u00ed materi\u00e1l, kter\u00fd dok\u00e1\u017ee p\u0159em\u011bnit \u0161irok\u00e9 spektrum organick\u00fdch
\nl\u00e1tek na po\u017eadovan\u00e9 produkty za b\u011b\u017en\u00fdch podm\u00ednek, jen s pomoc\u00ed slune\u010dn\u00ed
\nenergie a vody jako zdroje proton\u016f. V\u00fdznamn\u011b t\u00edm p\u0159isp\u00edv\u00e1 k \u0159e\u0161en\u00ed ekologicky i ekonomicky
\nn\u00e1ro\u010dn\u00fdch hydrogena\u010dn\u00edch reakc\u00ed b\u011b\u017en\u00fdch v organick\u00e9 chemii, farmacii i agrochemii.
\nPr\u00e1ci, na n\u00ed\u017e se pod\u00edleli i v\u011bdci z \u010cesk\u00e9ho institutu v\u00fdzkumu a pokro\u010dil\u00fdch technologi\u00ed
\n(CATRIN) Univerzity Palack\u00e9ho, zve\u0159ejnil presti\u017en\u00ed \u010dasopis Advanced Materials“ font_size=“2vw“ font_size_phone=“5vw“ font_line_height=“1.3″][\/split_line_heading][divider line_type=“No Line“ custom_height=“25″][vc_column_text]Hydrogena\u010dn\u00ed reakce jsou sou\u010d\u00e1st\u00ed stovek chemick\u00fdch v\u00fdrob v agrochemii, farmacii, pr\u016fmyslov\u00e9 chemii a \u0159ad\u011b dal\u0161\u00edch oblast\u00ed s celkov\u00fdm trhem v objemu des\u00edtek miliard dolar\u016f. Doposud zn\u00e1m\u00e9 a pou\u017e\u00edvan\u00e9 fotokatalyz\u00e1tory nedok\u00e1\u017e\u00ed dos\u00e1hnout v\u00fdt\u011b\u017eky, kter\u00e9 jsou pot\u0159ebn\u00e9 v pr\u016fmyslov\u00e9 \u0161k\u00e1le a trp\u00ed tak\u00e9 omezenou selektivitou, tedy nedok\u00e1\u017e\u00ed usm\u011brnit chemickou reakci k po\u017eadovan\u00fdm produkt\u016fm. \u010casto tak\u00e9 vy\u017eaduj\u00ed spolup\u016fsoben\u00ed dal\u0161\u00edch \u010dinidel, jako je nap\u0159\u00edklad aktivace vody ho\u0159\u010d\u00edkem, a jsou pou\u017eiteln\u00e9 pouze na omezen\u00e9 mno\u017estv\u00ed organick\u00fdch reakc\u00ed. Nalezen\u00ed nov\u00fdch \u0159e\u0161en\u00ed, kter\u00e1 by na rozd\u00edl od t\u011bch st\u00e1vaj\u00edc\u00edch prob\u00edhala za n\u00edzk\u00fdch teplot a tlak\u016f i bez pou\u017eit\u00ed plynn\u00e9ho vod\u00edku, je proto obrovskou v\u011bdeckou a pr\u016fmyslovou v\u00fdzvou. Jednou z variant je vyu\u017eit\u00ed vody jako zdroje proton\u016f a vhodn\u00fdch fotokatalyz\u00e1tor\u016f, kter\u00e9 umo\u017en\u00ed efektivn\u00ed p\u0159em\u011bnu s pou\u017eit\u00edm slune\u010dn\u00ed energie.[\/vc_column_text][\/vc_column][\/vc_row][vc_row type=“in_container“ full_screen_row_position=“middle“ column_margin=“default“ column_direction=“default“ column_direction_tablet=“default“ column_direction_phone=“default“ scene_position=“center“ left_padding_desktop=“0″ constrain_group_2=“yes“ right_padding_desktop=“0″ text_color=“dark“ text_align=“left“ row_border_radius=“none“ row_border_radius_applies=“bg“ overflow=“visible“ overlay_strength=“0.3″ gradient_direction=“left_to_right“ shape_divider_position=“bottom“ bg_image_animation=“none“ gradient_type=“default“ shape_type=““][vc_column column_padding=“no-extra-padding“ column_padding_tablet=“inherit“ column_padding_phone=“inherit“ column_padding_position=“all“ column_element_direction_desktop=“default“ column_element_spacing=“default“ desktop_text_alignment=“default“ tablet_text_alignment=“default“ phone_text_alignment=“default“ background_color_opacity=“1″ background_hover_color_opacity=“1″ column_backdrop_filter=“none“ column_shadow=“none“ column_border_radius=“none“ column_link_target=“_self“ column_position=“default“ gradient_direction=“left_to_right“ overlay_strength=“0.3″ width=“1\/2″ tablet_width_inherit=“default“ animation_type=“default“ bg_image_animation=“none“ border_type=“simple“ column_border_width=“none“ column_border_style=“solid“ column_padding_type=“default“ gradient_type=“default“][image_with_animation image_url=“7046″ image_size=“full“ animation_type=“entrance“ animation=“None“ animation_movement_type=“transform_y“ hover_animation=“none“ alignment=“center“ border_radius=“10px“ box_shadow=“none“ image_loading=“default“ max_width=“100%“ max_width_mobile=“default“][\/vc_column][vc_column right_padding_desktop=“5%“ column_element_direction_desktop=“default“ column_element_spacing=“default“ desktop_text_alignment=“default“ tablet_text_alignment=“default“ phone_text_alignment=“default“ background_color_opacity=“1″ background_hover_color_opacity=“1″ column_backdrop_filter=“none“ column_shadow=“none“ column_border_radius=“none“ column_link_target=“_self“ column_position=“default“ gradient_direction=“left_to_right“ overlay_strength=“0.3″ width=“1\/2″ tablet_width_inherit=“default“ animation_type=“default“ bg_image_animation=“none“ border_type=“simple“ column_border_width=“none“ column_border_style=“solid“ column_padding_type=“advanced“ gradient_type=“default“][vc_column_text]\u201eP\u0159i v\u00fdvoji nov\u00e9ho typu fotokatalyz\u00e1toru jsme spojili zku\u0161enosti z nanotechnologi\u00ed a atom\u00e1rn\u00edho in\u017een\u00fdrstv\u00ed. Se zahrani\u010dn\u00edmi kolegy jsme navrhli a p\u0159ipravili materi\u00e1l obsahuj\u00edc\u00ed nano\u010d\u00e1stice paladia ukotven\u00e9 ve dvourozm\u011brn\u00e9 matrici nitridu uhl\u00edku, p\u0159i\u010dem\u017e v bl\u00edzk\u00e9m okol\u00ed nano\u010d\u00e1stic byly zabudov\u00e1ny izolovan\u00e9 atomy paladia v r\u016fzn\u00fdch oxida\u010dn\u00edch stavech. D\u00edky synergick\u00e9mu \u00fa\u010dinku v\u0161ech komponent dok\u00e1zal nov\u00fd materi\u00e1l p\u0159em\u011bnit \u0161irok\u00e9 spektrum organick\u00fdch l\u00e1tek na po\u017eadovan\u00e9 produkty s mimo\u0159\u00e1dn\u011b vysokou v\u00fdt\u011b\u017enost\u00ed i selektivitou. To otev\u00edr\u00e1 dve\u0159e k pr\u016fmyslov\u00fdm aplikac\u00edm,\u201c uvedl koresponduj\u00edc\u00ed autor Radek Zbo\u0159il.<\/p>\n

Auto\u0159i studovali nejprve pou\u017eit\u00ed samotn\u00fdch nano\u010d\u00e1stic ukotven\u00fdch ve struktu\u0159e nitridu uhl\u00edku a tak\u00e9 \u00fa\u010dinnost jednotliv\u00fdch atom\u016f zabudovan\u00fdch ve stejn\u00e9 fotokatalytick\u00e9 matrici. V obou p\u0159\u00edpadech dos\u00e1hli relativn\u011b n\u00edzk\u00fdch v\u00fdt\u011b\u017ek\u016f, nicm\u00e9n\u011b pomohla jim n\u00e1hoda. B\u011bhem v\u00fdzkumu si v\u011bdci v\u0161imli, \u017ee v\u00fdt\u011b\u017enost reakc\u00ed rapidn\u011b rostla, pokud se v bl\u00edzk\u00e9m okol\u00ed nano\u010d\u00e1stic nach\u00e1zely jednotliv\u00e9 atomy paladia v r\u016fzn\u00fdch oxida\u010dn\u00edch stavech. \u201eProto jsme c\u00edlen\u011b navrhli a p\u0159ipravili kombinovan\u00fd syst\u00e9m, v n\u011bm\u017e jednotliv\u00e9 atomy paladia p\u0159itahuj\u00ed fotogenerovan\u00e9 d\u00edry pro oxidaci vody, zat\u00edmco nano\u010d\u00e1stice usnad\u0148uj\u00ed p\u0159enos vod\u00edku na nenasycen\u00e9 vazby organick\u00fdch molekul. Jedn\u00e1 se o unik\u00e1tn\u00ed koncept, kter\u00fd m\u016f\u017ee zm\u011bnit katalytick\u00e9 procesy v organick\u00e9 chemii s obrovsk\u00fdm aplika\u010dn\u00edm potenci\u00e1lem v p\u0159\u00edbuzn\u00fdch odv\u011btv\u00edch v\u010detn\u011b farmacie nebo agrochemie,\u201c uvedl Giorgio Zoppellaro, kter\u00fd m\u00e1 kl\u00ed\u010dov\u00fd pod\u00edl na objasn\u011bn\u00ed mechanismu fungov\u00e1n\u00ed unik\u00e1tn\u00edho materi\u00e1lu.[\/vc_column_text][\/vc_column][\/vc_row][vc_row type=“in_container“ full_screen_row_position=“middle“ column_margin=“default“ column_direction=“default“ column_direction_tablet=“default“ column_direction_phone=“default“ scene_position=“center“ text_color=“dark“ text_align=“left“ row_border_radius=“none“ row_border_radius_applies=“bg“ overflow=“visible“ overlay_strength=“0.3″ gradient_direction=“left_to_right“ shape_divider_position=“bottom“ bg_image_animation=“none“][vc_column column_padding=“no-extra-padding“ column_padding_tablet=“inherit“ column_padding_phone=“inherit“ column_padding_position=“all“ column_element_direction_desktop=“default“ column_element_spacing=“default“ desktop_text_alignment=“default“ tablet_text_alignment=“default“ phone_text_alignment=“default“ background_color_opacity=“1″ background_hover_color_opacity=“1″ column_backdrop_filter=“none“ column_shadow=“none“ column_border_radius=“none“ column_link_target=“_self“ column_position=“default“ gradient_direction=“left_to_right“ overlay_strength=“0.3″ width=“1\/1″ tablet_width_inherit=“default“ animation_type=“default“ bg_image_animation=“none“ border_type=“simple“ column_border_width=“none“ column_border_style=“solid“][vc_column_text]V\u011bdeck\u00e9 t\u00fdmy z CATRIN a V\u0160B-TUO se ve spolupr\u00e1ci s kolegy z n\u011bmeck\u00e9ho Leibnizova \u00fastavu pro katal\u00fdzu v\u011bnuj\u00ed hydrogena\u010dn\u00edm reakc\u00edm dlouhodob\u011b. V minulosti publikovali \u0159adu p\u0159elomov\u00fdch prac\u00ed zam\u011b\u0159en\u00fdch p\u0159edev\u0161\u00edm na nov\u00e9 technologie v\u00fdroby aminoslou\u010denin (nap\u0159. Chandrashekhar et al. Nature Catal. 2022<\/a>; Cheruvathoor Poulose et al. Nature Nanotech<\/a>. 2023).[\/vc_column_text][\/vc_column][\/vc_row][vc_row type=“full_width_content“ full_screen_row_position=“middle“ column_margin=“default“ column_direction=“default“ column_direction_tablet=“default“ column_direction_phone=“default“ scene_position=“center“ top_padding=“2%“ left_padding_desktop=“36%“ constrain_group_2=“yes“ right_padding_desktop=“36%“ text_color=“dark“ text_align=“left“ row_border_radius=“none“ row_border_radius_applies=“bg“ overflow=“visible“ overlay_strength=“0.3″ gradient_direction=“left_to_right“ shape_divider_position=“bottom“ bg_image_animation=“none“ gradient_type=“default“ shape_type=““][vc_column column_padding=“no-extra-padding“ column_padding_tablet=“inherit“ column_padding_phone=“inherit“ column_padding_position=“all“ column_element_direction_desktop=“default“ column_element_spacing=“default“ desktop_text_alignment=“default“ tablet_text_alignment=“default“ phone_text_alignment=“default“ background_color_opacity=“1″ background_hover_color_opacity=“1″ column_backdrop_filter=“none“ column_shadow=“none“ column_border_radius=“none“ column_link_target=“_self“ column_position=“default“ gradient_direction=“left_to_right“ overlay_strength=“0.3″ width=“1\/1″ tablet_width_inherit=“default“ animation_type=“default“ bg_image_animation=“none“ border_type=“simple“ column_border_width=“none“ column_border_style=“solid“][image_with_animation image_url=“6593″ image_size=“full“ animation_type=“entrance“ animation=“None“ animation_movement_type=“transform_y“ hover_animation=“none“ alignment=““ border_radius=“none“ box_shadow=“none“ image_loading=“default“ max_width=“100%“ max_width_mobile=“default“][\/vc_column][\/vc_row][vc_row type=“in_container“ full_screen_row_position=“middle“ column_margin=“default“ column_direction=“default“ column_direction_tablet=“default“ column_direction_phone=“default“ scene_position=“center“ top_padding=“2%“ left_padding_desktop=“10%“ constrain_group_2=“yes“ right_padding_desktop=“10%“ text_color=“dark“ text_align=“left“ row_border_radius=“none“ row_border_radius_applies=“bg“ overflow=“visible“ overlay_strength=“0.3″ gradient_direction=“left_to_right“ shape_divider_position=“bottom“ bg_image_animation=“none“ gradient_type=“default“ shape_type=““][vc_column column_padding=“no-extra-padding“ column_padding_tablet=“inherit“ column_padding_phone=“inherit“ column_padding_position=“all“ column_element_direction_desktop=“default“ column_element_spacing=“default“ desktop_text_alignment=“default“ tablet_text_alignment=“default“ phone_text_alignment=“default“ background_color_opacity=“1″ background_hover_color_opacity=“1″ column_backdrop_filter=“none“ column_shadow=“none“ column_border_radius=“none“ column_link_target=“_self“ column_position=“default“ gradient_direction=“left_to_right“ overlay_strength=“0.3″ width=“1\/1″ tablet_width_inherit=“default“ animation_type=“default“ bg_image_animation=“none“ border_type=“simple“ column_border_width=“none“ column_border_style=“solid“][vc_column_text]\n

Projekt TECHSCALE (No.\u00a0CZ.02.01.01\/00\/22_008\/0004587) je financov\u00e1n z\u00a0programu M\u0160MT\u00a0OP\u00a0JAK \u0160pi\u010dkov\u00fd v\u00fdzkum, podpo\u0159en\u00e9ho z\u00a0EFRR\/ESF.<\/em><\/p>\n[\/vc_column_text][\/vc_column][\/vc_row]\n","protected":false},"excerpt":{"rendered":"

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