<?xml version="1.0" encoding="UTF-8"?><OAI-PMH xmlns="http://www.openarchives.org/OAI/2.0/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/ http://www.openarchives.org/OAI/2.0/OAI-PMH.xsd"><responseDate>2026-10-23T17:03:42Z</responseDate><request verb="GetRecord" identifier="oai:gumushane-rdlopen.rawdatalibrary.net:gumushane/18824" metadataPrefix="oai_dc">https://gumushane-rdlopen.rawdatalibrary.net/oai/request</request><GetRecord><record><header><identifier>oai:gumushane-rdlopen.rawdatalibrary.net:gumushane/18824</identifier><datestamp>2026-10-22T10:45:44Z</datestamp><setSpec>openaire</setSpec><setSpec>com_gumushane_10000</setSpec><setSpec>col_gumushane_10001</setSpec></header><metadata><oai_dc:dc xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/ http://www.openarchives.org/OAI/2.0/oai_dc.xsd"><dc:title>Activated Carbon Production From Hazelnut Shells</dc:title><dc:creator>Kumaş, Cavit</dc:creator><dc:creator>Ergül, Burcu</dc:creator><dc:creator>Sayin, Zehra Ebru</dc:creator><dc:subject>Kimya, Uygulamalı</dc:subject><dc:subject>Gıda Bilimi ve Teknolojisi</dc:subject><dc:description>Activated&amp;nbsp;carbon&amp;nbsp;was&amp;nbsp;prepared&amp;nbsp;from&amp;nbsp;hazelnut&amp;nbsp;shell&amp;nbsp;by&amp;nbsp;chemical&amp;nbsp;activation.&amp;nbsp;In&amp;nbsp;practice,&amp;nbsp;activation&amp;nbsp;was&amp;nbsp;provided&amp;nbsp; K2CO3&amp;nbsp; and&amp;nbsp; K2CO3&amp;nbsp; +&amp;nbsp; H3BO3&amp;nbsp; treatment&amp;nbsp; with&amp;nbsp; hazelnut&amp;nbsp; shell.&amp;nbsp; In&amp;nbsp; order&amp;nbsp; to&amp;nbsp; find&amp;nbsp; the&amp;nbsp; optimum&amp;nbsp;activated&amp;nbsp;carbon,&amp;nbsp;different&amp;nbsp;K2CO3&amp;nbsp;(15&amp;nbsp;%,&amp;nbsp;30&amp;nbsp;%&amp;nbsp;and&amp;nbsp;45&amp;nbsp;%)&amp;nbsp;and&amp;nbsp;H3BO3&amp;nbsp;(3%,&amp;nbsp;5%&amp;nbsp;and&amp;nbsp;10%)&amp;nbsp;concentration,&amp;nbsp;activation&amp;nbsp; temperature&amp;nbsp; (500,&amp;nbsp; 600,&amp;nbsp; 750,&amp;nbsp; 900&amp;deg;C)&amp;nbsp; and&amp;nbsp; carbonization&amp;nbsp; time&amp;nbsp; (30,&amp;nbsp; 60&amp;nbsp; and&amp;nbsp; 120&amp;nbsp; minute)&amp;nbsp; was&amp;nbsp;employed.&amp;nbsp;The&amp;nbsp;produced&amp;nbsp;activated&amp;nbsp;carbon&amp;nbsp;samples,&amp;nbsp;moisture&amp;nbsp;content,&amp;nbsp;ash&amp;nbsp;content,&amp;nbsp;carbonization&amp;nbsp;yield,&amp;nbsp;iodine&amp;nbsp; number,&amp;nbsp; hardness,&amp;nbsp; surface&amp;nbsp; area,&amp;nbsp; mercury&amp;nbsp; porosimetry,&amp;nbsp; SEM&amp;nbsp; and&amp;nbsp; adsorption&amp;nbsp; capacity&amp;nbsp; were&amp;nbsp;studied&amp;nbsp; to&amp;nbsp; determine&amp;nbsp; the&amp;nbsp; optimum&amp;nbsp; sample.&amp;nbsp; As&amp;nbsp; a&amp;nbsp; result&amp;nbsp; of&amp;nbsp; studies,&amp;nbsp; optimum&amp;nbsp; activated&amp;nbsp; carbon&amp;nbsp; was&amp;nbsp;obtained&amp;nbsp; at&amp;nbsp; 5%&amp;nbsp; boric&amp;nbsp; acid&amp;nbsp; and&amp;nbsp; 30&amp;nbsp; %&amp;nbsp; potassium&amp;nbsp; carbonate&amp;nbsp; acid&amp;nbsp; concentration,&amp;nbsp; 900&amp;deg;C&amp;nbsp; carbonization&amp;nbsp;temperature&amp;nbsp; and&amp;nbsp; 60&amp;nbsp; minute&amp;nbsp; carbonization&amp;nbsp; time.&amp;nbsp; The&amp;nbsp; obtained&amp;nbsp; iodine&amp;nbsp; number&amp;nbsp; of&amp;nbsp; activated&amp;nbsp; carbon&amp;nbsp;1009.71&amp;nbsp; mg/I2,&amp;nbsp; surface&amp;nbsp; area&amp;nbsp; 780.31&amp;nbsp; m2/g&amp;nbsp; was&amp;nbsp; determined.&amp;nbsp; Also&amp;nbsp; made&amp;nbsp; hardness&amp;nbsp; and&amp;nbsp; adsorption&amp;nbsp; tests&amp;nbsp;produced&amp;nbsp;results&amp;nbsp;of&amp;nbsp;high&amp;nbsp;hardness&amp;nbsp;of&amp;nbsp;the&amp;nbsp;active&amp;nbsp;carbon&amp;nbsp;(93.33&amp;nbsp;%)&amp;nbsp;and&amp;nbsp;was&amp;nbsp;found&amp;nbsp;to&amp;nbsp;have&amp;nbsp;high&amp;nbsp;adsorption&amp;nbsp;capacity.&amp;nbsp; Due&amp;nbsp; to&amp;nbsp; having&amp;nbsp; low&amp;nbsp; moisture&amp;nbsp; and&amp;nbsp; ash&amp;nbsp; content&amp;nbsp; with&amp;nbsp; high&amp;nbsp; surface&amp;nbsp; area,&amp;nbsp; hardness,&amp;nbsp; of&amp;nbsp; hazelnut&amp;nbsp;shell&amp;nbsp;is&amp;nbsp;considered&amp;nbsp;to&amp;nbsp;be&amp;nbsp;a&amp;nbsp;potential&amp;nbsp;raw&amp;nbsp;material&amp;nbsp;for&amp;nbsp;producing&amp;nbsp;activated&amp;nbsp;carbon.</dc:description><dc:date>2016</dc:date><dc:type>Article</dc:type><dc:identifier>https://rdlopen.rawdatalibrary.net/r/gumushane/18824</dc:identifier><dc:language>tr</dc:language><dc:relation>Afyon Kocatepe Üniversitesi Fen ve Mühendislik Bilimleri Dergisi</dc:relation><dc:rights>info:eu-repo/semantics/closedAccess</dc:rights><dc:type>info:eu-repo/semantics/article</dc:type><dc:identifier>https://gumushane-rdlopen.rawdatalibrary.net/tr/items/gumushane/18824</dc:identifier></oai_dc:dc></metadata></record></GetRecord></OAI-PMH>