Приказ основних података о документу
Alkalno aktivirani leteći pepeo modifikovan polietileniminom kao adsorbent za uklanjanje metilensko plavog iz vode
Alkali-activated fly ash modified with polyethyleneimine as adsorbent for methylene blue removal from water
dc.creator | Maletić, Marina | |
dc.creator | Žižović, Sara | |
dc.creator | Vukčević, Marija | |
dc.creator | Milošević, Milena | |
dc.creator | Karić, Nataša | |
dc.creator | Trivunac, Katarina | |
dc.creator | Perić-Grujić, Aleksandra | |
dc.date.accessioned | 2023-08-22T08:49:31Z | |
dc.date.available | 2023-08-22T08:49:31Z | |
dc.date.issued | 2023 | |
dc.identifier.isbn | 978-86-7132-081-8 | |
dc.identifier.uri | http://TechnoRep.tmf.bg.ac.rs/handle/123456789/6603 | |
dc.description.abstract | U cilju iskorišćenja industrijskog otpada, leteći pepeo je modifikovan radi dobijanja efikasnih adsorbenata za uklanjanje metilensko plavog iz vode. Leteći pepeo je aktiviran u prisustvu NaOH na 550oC, i modifikovan različitim količinama polietilenimina. Karakterizacija polaznog i modifikovanih uzoraka izvršena je skenirajućom elektronskom mikroskopijom i infracrvenom spektroskopijom sa Furijeovom transformacijom. Ispitan je uticaj vremena kontakta i početne koncentracije adsorbata na adsorpcione kapacitete nemodifikovanog i modifikovanog letećeg pepela. Pokazano je da adsorpcione karakteristike zavise od količine dodatog polietilenimina, kao i da adsorpcija prati brzinu pseudo-drugog reda, a ravnotežni adsorpcioni podaci pokazuju bolje slaganje sa Frojndlihovom izotermom. | |
dc.description.abstract | In attempt to reuse industrial waste, fly ash was modified and converted into efficient adsorbent for the removal of methylene blue from water. Fly ash was activated in the presence of NaOH at 550oC, and modified with different amounts of polyethyleneimine. The raw and modified samples were characterized by scanning electron microscopy and Fourier transform infrared spectroscopy. The influence of contact time and initial adsorbate concentration on the adsorption capacity of unmodified and modified fly ash was also examined. It has been shown that the adsorption characteristics depend on the amount of polyethyleneimine added, that the adsorption follows a pseudo-second-order rate, and the equilibrium adsorption data show better agreement with the Freundlich isotherm. | |
dc.language.iso | sr | sr |
dc.publisher | Beograd : Srpsko hemijsko društvo | sr |
dc.relation | info:eu-repo/grantAgreement/ScienceFundRS/Ideje/7743343/RS// | sr |
dc.rights | openAccess | sr |
dc.rights.uri | https://creativecommons.org/licenses/by/4.0/ | |
dc.source | Kratki izvodi radova ; Knjiga radova / 59. savetovanje Srpskog hemijskog društva, Novi Sad 1. i 2. jun 2023. godine | sr |
dc.title | Alkalno aktivirani leteći pepeo modifikovan polietileniminom kao adsorbent za uklanjanje metilensko plavog iz vode | sr |
dc.title | Alkali-activated fly ash modified with polyethyleneimine as adsorbent for methylene blue removal from water | sr |
dc.type | conferenceObject | sr |
dc.rights.license | BY | sr |
dc.citation.spage | 126 | |
dc.identifier.fulltext | http://TechnoRep.tmf.bg.ac.rs/bitstream/id/17763/bitstream_17763.pdf | |
dc.identifier.rcub | https://hdl.handle.net/21.15107/rcub_technorep_6603 | |
dc.type.version | publishedVersion | sr |