{"id":10,"date":"2012-06-08T10:51:49","date_gmt":"2012-06-08T08:51:49","guid":{"rendered":"http:\/\/nanobiowat\/?page_id=10"},"modified":"2016-05-05T13:47:23","modified_gmt":"2016-05-05T11:47:23","slug":"pracovni-skupiny","status":"publish","type":"page","link":"http:\/\/nanobiowat.localhost\/pracovni-skupiny\/","title":{"rendered":"Pracovn\u00ed skupiny"},"content":{"rendered":"

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WP1: Reduktivn\u00ed technologie<\/a><\/h2>\n

\"image5\"<\/a>Technologie zalo\u017een\u00e9 na reduktivn\u00edm \u00fa\u010dinku nano\u010d\u00e1stic kov\u016f (p\u0159edev\u0161\u00edm nano\u010d\u00e1stic kovov\u00e9ho \u017eeleza) pro sanace podzemn\u00edch, odpadn\u00edch a povrchov\u00fdch vod. Tyto technologie jsou \u00fa\u010dinn\u00e9 pro nejr\u016fzn\u011bj\u0161\u00ed typy kontaminace, jsou relativn\u011b rychl\u00e9 a maj\u00ed velmi mal\u00e9 negativn\u00ed vlivy na \u017eivotn\u00ed prost\u0159ed\u00ed. Z tohoto pohledu se jedn\u00e1 o modern\u00ed sana\u010dn\u00ed techniky s velkou p\u0159idanou hodnotou. Bylo prok\u00e1z\u00e1no, \u017ee nano\u010d\u00e1stice kovov\u00e9ho \u017eeleza jsou schopny odstranit v\u00edce ne\u017e 70 r\u016fzn\u00fdch l\u00e1tek, kontaminuj\u00edc\u00edch \u017eivotn\u00ed prost\u0159ed\u00ed, mezi kter\u00e9 pat\u0159\u00ed chlorovan\u00e9 uhlovod\u00edky, nitroderiv\u00e1ty, herbicidy, n\u011bkter\u00e9 t\u011b\u017ek\u00e9 kovy, ars\u00e9n, radionuklidy.<\/p>\n<\/div>\n

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WP2: Oxida\u010dn\u00ed technologie<\/a><\/h2>\n

\"image2\"<\/a>\u00a0Technologie zalo\u017een\u00e9 na (i) oxida\u010dn\u00edm \u00fa\u010dinku slou\u010denin s vysok\u00fdmi oxida\u010dn\u00edmi stavy \u017eeleza, (ii) \u0159\u00edzen\u00e9 katalyzovan\u00e9 dekompozici peroxidu vod\u00edku a (iii) fotokatalytick\u00e9m odbour\u00e1n\u00ed polutant\u016f s vyu\u017eit\u00edm TiO2 imobilizovan\u00e9ho na vhodn\u00fdch substr\u00e1tech pro ekologicky \u0161etrn\u00e9 \u010di\u0161t\u011bn\u00ed povrchov\u00fdch, odpadn\u00edch a podzemn\u00edch vod a p\u016fd. Technologie zalo\u017een\u00e9 na aplikaci fer\u00e1t\u016f (slou\u010denin \u017eeleza ve vysok\u00fdch oxida\u010dn\u00edch stavech FeIV, FeV, FeVI) maj\u00ed obrovsk\u00fd aplika\u010dn\u00ed potenci\u00e1l zejm\u00e9na pro kombinovanou mo\u017enost oxida\u010dn\u00edho efektu a precipita\u010dn\u00edho efektu. Pr\u00e1v\u011b do struktury vznikaj\u00edc\u00edho hydroxidu \u017eelezit\u00e9ho se s vysokou \u00fa\u010dinnost\u00ed zabudov\u00e1vaj\u00ed nap\u0159\u00edklad t\u011b\u017ek\u00e9 kovy \u010di arsen. Materi\u00e1ly jsou tak \u0161iroce pou\u017eiteln\u00e9 pro odstran\u011bn\u00ed oxidativn\u011b odbourateln\u00fdch organick\u00fdch slou\u010denin, ale i t\u011b\u017ek\u00fdch kov\u016f, kyanid\u016f, arsenu \u010di mikrocystinu. Z dal\u0161\u00edch oxida\u010dn\u00edch metod je d\u016fle\u017eit\u00fd \u0159\u00edzen\u00fd rozklad peroxidu vod\u00edku s vyu\u017eit\u00edm heterogenn\u00edch katalyz\u00e1tor\u016f. Tyto metody dovoluj\u00ed \u0159\u00eddit kinetiku rozkladu peroxidu vod\u00edku, co\u017e je d\u016fle\u017eit\u00e9 zejm\u00e9na v oxidativn\u00edch technologi\u00edch \u010di\u0161t\u011bn\u00ed podzemn\u00edch, ale i odpadn\u00edch vod. Tyto heterogenn\u011b katalyzovan\u00e9 procesy jsou pomalej\u0161\u00ed oproti klasick\u00e9 Fentonov\u011b reakci s homogenn\u00ed katal\u00fdzou, co\u017e je nap\u0159\u00edklad v technologi\u00edch \u010di\u0161t\u011bn\u00ed podzemn\u00edch vod \u017e\u00e1douc\u00ed.<\/p>\n<\/div>\n

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WP3: Biotechnologie<\/a><\/h2>\n

\"image3\"<\/a>Inovativn\u00ed bioremedia\u010dn\u00ed technologie p\u0159edstavuj\u00ed k \u017eivotn\u00edmu prost\u0159ed\u00ed \u0161etrn\u00e9 sana\u010dn\u00ed metody pro dekontaminace persistentn\u00edch organick\u00fdch (POPs) a dal\u0161\u00edch polutant\u016f z p\u016fd. Tyto metody jsou obvykle zalo\u017eeny na aplikaci, \u010di stimulaci alochtonn\u00edch, \u010di autochtonn\u00edch mikroorganism\u016f. Tento pracovn\u00ed bal\u00ed\u010dek se zab\u00fdv\u00e1 alternativn\u00edmi inovativn\u00edmi metodami tj. metodou mykoremediace a metodou kompostov\u00e1n\u00ed. Metoda mykoremediace p\u0159edstavuje bioaugmenta\u010dn\u00ed techniku zalo\u017eenou na aplikaci ligninolytick\u00fdch hub, kter\u00e9 produkuj\u00ed extracelul\u00e1rn\u00ed degradativn\u00ed enzymy s n\u00edzkou substr\u00e1tovou specifikou. Ligninolytick\u00e9 houby jsou zn\u00e1my i svoj\u00ed schopnost\u00ed d\u00e1le rozkl\u00e1dat prim\u00e1rn\u00ed transforma\u010dn\u00ed produkty (chinony, hydroxyl deriv\u00e1ty, chlorbenzoov\u00e9 kyseliny a dal\u0161\u00ed) a sni\u017eovat ekotoxicitu a endokrinn\u00ed aktivitu. Metoda kompostov\u00e1n\u00ed je zalo\u017eena na aktivit\u011b obrovsk\u00e9ho mno\u017estv\u00ed nespecifick\u00fdch druh\u016f bakteri\u00ed a hub. Kompostovac\u00ed proces d\u00edky sv\u00e9 ekologick\u00e9 robustnosti a r\u016fznorodosti v\u00fdskytu bakteri\u00ed a saprofytick\u00fdch hub p\u0159edstavuje velmi perspektivn\u00ed a ekonomicky relevantn\u00ed metodu pro bioremediace organopolutant\u016f.<\/p>\n<\/div>\n

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WP4: Nano\/bio-modifikovan\u00e9 filtry a membr\u00e1ny<\/a><\/h2>\n

\"image4\"<\/a>Aplikace membr\u00e1nov\u00fdch technologi\u00ed \u010di\u0161t\u011bn\u00ed vod nar\u00e1\u017e\u00ed na jeden z\u00e1sadn\u00ed probl\u00e9m, a t\u00edm je p\u0159edev\u0161\u00edm biologick\u00e9 a mikrobi\u00e1ln\u00ed zan\u00e1\u0161en\u00ed membr\u00e1nov\u00e9ho povrchu, kter\u00e9 zp\u016fsobuje pokles permeability, tedy pokles hydraulick\u00e9ho v\u00fdkonu syst\u00e9mu. Po ur\u010dit\u00e9m provozn\u00edm \u010dase je nutn\u00e9 membr\u00e1nu ze syst\u00e9mu vyjmout a podrobit ji fyzik\u00e1ln\u00edmu a chemick\u00e9mu \u010di\u0161t\u011bn\u00ed. To znamen\u00e1 diskontinuitu provozu a nav\u00edc aplikaci chemick\u00fdch \u010dinidel, p\u0159edev\u0161\u00edm slou\u010denin chloru a organick\u00fdch i anorganick\u00fdch kyselin, kter\u00e9 mohou p\u0159edstavovat jist\u00e9 ekologick\u00e9 riziko. Nano\u010d\u00e1stice st\u0159\u00edbra vykazuj\u00ed zcela mimo\u0159\u00e1dnou aktivitu v\u016f\u010di \u0161irok\u00e9 \u0161k\u00e1le bakteri\u00ed, kvasinek i hub s velmi n\u00edzk\u00fdmi hodnotami minim\u00e1ln\u00edch inhibi\u010dn\u00edch koncentrac\u00ed. Aktivita nano\u010d\u00e1stic st\u0159\u00edbra tak \u010dasto p\u0159esahuje \u00fa\u010dinnost nap\u0159\u00edklad komer\u010dn\u00edch antifung\u00e1ln\u00edch l\u00e1tek. Vhodn\u00e9 ukotven\u00ed nano\u010d\u00e1stic st\u0159\u00edbra m\u016f\u017ee v\u00e9st k samo\u010dist\u00edc\u00edmu efektu membr\u00e1n a filtr\u016f a tud\u00ed\u017e k z\u00e1sadn\u00edmu zefektivn\u011bn\u00ed t\u011bchto technologi\u00ed. Naproti tomu, p\u0159irozen\u00e9 biofilmy jsou perspektivn\u00ed technologi\u00ed \u010di\u0161t\u011bn\u00ed odpadn\u00edch vod se specifick\u00fdm typem zne\u010di\u0161t\u011bn\u00ed.<\/p>\n<\/div>\n

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WP5: Kombinovan\u00e9 technologie<\/a><\/h2>\n

\"image5\"<\/a>Nanotechnologie i biotechnologie p\u0159edstavuj\u00ed progresivn\u00ed metody \u010di\u0161t\u011bn\u00ed vod. V r\u00e1mci \u0159e\u0161en\u00ed pracovn\u00edho bal\u00ed\u010dku jsou vyv\u00edjeny a ov\u011b\u0159ov\u00e1ny technologie vyu\u017e\u00edvaj\u00edc\u00ed soub\u011b\u017en\u00fdch \u00fa\u010dink\u016f biotick\u00fdch a abiotick\u00fdch reduk\u010dn\u00edch \u010dinidel (nap\u0159\u00edklad nano\u010d\u00e1stice kovov\u00e9ho \u017eeleza + biosurfaktanty) za \u00fa\u010delem \u010di\u0161t\u011bn\u00ed podzemn\u00edch vod kontaminovan\u00fdch chlorovan\u00fdmi uhlovod\u00edky. Kombinovan\u00e9 technologie mohou p\u0159in\u00e9st \u0159adu benefit\u016f od zv\u00fd\u0161en\u00e9 \u00fa\u010dinnosti, sn\u00ed\u017een\u00e9 ekonomick\u00e9 n\u00e1ro\u010dnosti a\u017e po synergick\u00fd efekt jednotliv\u00fdch technologick\u00fdch krok\u016f. Pracovn\u00ed bal\u00ed\u010dek je tedy orientov\u00e1n na v\u00fdvoj a testov\u00e1n\u00ed kombinovan\u00fdch technologi\u00ed vyu\u017e\u00edvaj\u00edc\u00edch aplikaci modern\u00edch oxidativn\u00edch nanomateri\u00e1l\u016f, reduktivn\u00edch nanomateri\u00e1l\u016f, biotechnologi\u00ed \u010di nanovl\u00e1ken.<\/p>\n<\/div>\n

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WP6: Analytick\u00e9 metody<\/a><\/h2>\n

\"image6\"<\/a>Spr\u00e1vn\u00e9 pou\u017eit\u00ed analytick\u00fdch metod p\u0159edstavuje z\u00e1sadn\u00ed p\u0159edpoklad pro korektn\u00ed vyhodnocov\u00e1n\u00ed \u00fa\u010dinnosti dekontamina\u010dn\u00edch metod. V r\u00e1mci \u0159e\u0161en\u00ed projektu je sledov\u00e1na rozs\u00e1hl\u00e1 skupina polutant\u016f vyskytuj\u00edc\u00edch se v r\u016fzn\u00fdch environment\u00e1ln\u00ed matric\u00edch. Vzhledem k rozd\u00edln\u00fdm vlastnostem jednotliv\u00fdch skupin polutant\u016f a matric vy\u017eaduj\u00ed jednotliv\u00e9 p\u0159\u00edpady mnohdy specifick\u00e9 p\u0159\u00edstupy p\u0159i pou\u017e\u00edv\u00e1n\u00ed analytick\u00fdch strategi\u00ed. Tento aspekt je patrn\u00fd zejm\u00e9na v p\u0159\u00edpad\u011b nov\u011b se objevuj\u00edc\u00edch typ\u016f kontaminant\u016f z oblasti l\u00e1tek osobn\u00edho pou\u017e\u00edvan\u00ed a r\u016fzn\u00fdch aditiv tzv. endokrinn\u00edch disruptor\u016f a rovn\u011b\u017e farmak. Tyto l\u00e1tky jsou biologicky aktivn\u00ed, a tedy nebezpe\u010dn\u00e9 i ve velmi mal\u00fdch koncentrac\u00edch, ve kter\u00fdch se v \u017eivotn\u00edm prost\u0159ed\u00ed nach\u00e1zej\u00ed. Analytick\u00e9 syst\u00e9my musej\u00ed b\u00fdt spr\u00e1vn\u011b nastaveny na takovouto mnohdy ultrastopovou anal\u00fdzu. Dal\u0161\u00edm \u00faskal\u00edm je jejich chemick\u00e1 r\u016fznorodost p\u0159edstavuj\u00edc\u00ed l\u00e1tky s rozd\u00edln\u00fdmi polaritami, molekulov\u00fdmi hmotnostmi a funk\u010dn\u00edmi skupinami. WP6 je tedy podp\u016frn\u00fdm pracovn\u00edm bal\u00ed\u010dkem pro stanoven\u00ed a optimalizaci nov\u00fdch metod detekce polutant\u016f, studium ekotoxicity a monitoring nanomateri\u00e1l\u016f v \u017eivotn\u00edm prost\u0159ed\u00ed.<\/p>\n<\/div>\n

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WP7: Management projektu<\/a><\/h2>\n

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WP1: Reduktivn\u00ed technologie Technologie zalo\u017een\u00e9 na reduktivn\u00edm \u00fa\u010dinku nano\u010d\u00e1stic kov\u016f (p\u0159edev\u0161\u00edm nano\u010d\u00e1stic kovov\u00e9ho \u017eeleza) pro sanace podzemn\u00edch, odpadn\u00edch a povrchov\u00fdch vod. Tyto technologie jsou \u00fa\u010dinn\u00e9 pro nejr\u016fzn\u011bj\u0161\u00ed typy kontaminace, jsou relativn\u011b rychl\u00e9 a maj\u00ed velmi mal\u00e9 negativn\u00ed vlivy na \u017eivotn\u00ed …<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":4,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"_links":{"self":[{"href":"http:\/\/nanobiowat.localhost\/wp-json\/wp\/v2\/pages\/10"}],"collection":[{"href":"http:\/\/nanobiowat.localhost\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/nanobiowat.localhost\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/nanobiowat.localhost\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/nanobiowat.localhost\/wp-json\/wp\/v2\/comments?post=10"}],"version-history":[{"count":6,"href":"http:\/\/nanobiowat.localhost\/wp-json\/wp\/v2\/pages\/10\/revisions"}],"predecessor-version":[{"id":1144,"href":"http:\/\/nanobiowat.localhost\/wp-json\/wp\/v2\/pages\/10\/revisions\/1144"}],"wp:attachment":[{"href":"http:\/\/nanobiowat.localhost\/wp-json\/wp\/v2\/media?parent=10"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}