?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=https%3A%2F%2Fdoktori.bibl.u-szeged.hu%2Fid%2Feprint%2F12504%2F&rft.title=Removal+of+Ammonium+ions+and+Phosphates+ions+from+aqueous+solutions+using+biochar+as+an+adsorbent+and+recovery+of+them+as+fertilizers&rft.creator=+Pantoja+Alvarez+Fernanda+Liceth&rft.subject=01.05.13.+V%C3%ADzb%C3%A1zisok&rft.subject=01.05.08.03.+Term%C3%A9szeti+er%C5%91forr%C3%A1sok+kutat%C3%A1sa+%C3%A9s+kiakn%C3%A1z%C3%A1sa&rft.description=In+general%2C+domestic+wastewaters+contain+huge+amount+of+ammonium+and+phosphates+which+are+components+known+to+cause+eutrophication%2C+and+should+be+removed.+However%2C+these+compounds+could+be+utilized+as+fertilizers+too.+%0D%0ABiochar+can+remove+a+wide+range+of+pollutants+from+water%2C+because+of+this%2C+it+is+important+to+study+the+physical%E2%80%93chemical+properties+to+predict+the+behaviour+of+the+biochar+adsorbent+in+contact+with+adsorbates.+Thus%2C+this+study+aims+to+investigate+the+impact+of+the+feedstock+and+the+produce+biochar+conditions%2C+additionally+to+determine+the+efficiency+of+biochar+as+an+adsorbent+of+ammonium+in+aqueous+solutions+in+the+presence+of+organic+compounds+of+typical+dairy+wastewaters+and+in+presence+of+phosphates.%0D%0A%0D%0ABanana+leaves+and+poplar+chop+were+the+feedstock+used+for+produce+biochars+samples%2C+300%2C+400+and+500+%C2%B0C+were+the+pyrolysis+temperature%3B+non-modification%2C+alkali+modification+and+acidic+modification+were+the+conditions+for+pretreat+the+material+before+pyrolysis+process.+The+characterization+of+all+biochars+samples+were+carried+out+through+zeta+potential+analysis%2C+scanning+electron+microscopy%2C+energy+dispersive+X-ray+spectroscopy+(SEM%E2%80%93EDX)%2C+Fourier+transform+infrared+spectroscopy%2C+and+specific+surface+area+measurements.+The+adsorption+properties+of+biochars+were+evaluated+by+Batch+experiments%2C+germination+and+planting+experiments+were+performed+for+used+the+recovery+biochar+enhanced+with+nutrients.%0D%0A%0D%0AThe+results+demonstrated+that+the+pyrolysis+temperature+has+a+large+impact+on+the+yield%2C+structure%2C+elemental+composition%2C+and+surface+chemistry+of+the+biochar.+Considering+the+non-modified+condition%2C+biochar+prepared+at+300+%C2%B0C+is+the+most+efficient+for+NH4%2B+adsorption%2C+achieving+a+capacity+of+7.0+mgNH4%2B%2Fg+of+banana-derived+biochar+used+and+4.38+mgNH4%2B%2Fmg+of+poplar+chop+biochar.+Alkali+modification+enhanced+the+adsorption+capacity+results+and+acidic+modification+does+not+influence+significantly+in+the+adsorption+capacity.+The+Temkin+isotherm+model+fits+better+the+experimental+data+of+poplar+chop-derived+biochars.+On+the+other+hand%2C+Harkins%E2%80%93Jura+isotherm+model+fits+the+experimental+data+best+for+banana+leaves-derived+biochars+samples.&rft.date=2025&rft.type=Disszert%C3%A1ci%C3%B3&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.language=en&rft.identifier=https%3A%2F%2Fdoktori.bibl.u-szeged.hu%2Fid%2Feprint%2F12504%2F1%2FRemoval%2520of%2520Ammonium%2520ions%2520and%2520Phosphates%2520ions%2520from%2520aqueous%2520solutions%2520using%2520biochar%2520as%2520an%2520adsorbent%2520and%2520recovery%2520of%2520them%2520as%2520fertilizers.pdf&rft.format=application%2Fpdf&rft.language=en&rft.identifier=https%3A%2F%2Fdoktori.bibl.u-szeged.hu%2Fid%2Feprint%2F12504%2F2%2FThesis%2520Booklet.pdf&rft.identifier=+++Pantoja+Alvarez+Fernanda+Liceth%0A+++Removal+of+Ammonium+ions+and+Phosphates+ions+from+aqueous+solutions+using+biochar+as+an+adsorbent+and+recovery+of+them+as+fertilizers.%0A++Doktori+%C3%A9rtekez%C3%A9s%2C+Szegedi+Tudom%C3%A1nyegyetem+(2000-).+%0A(2025)+++++&rft.language=eng