Calcium oxide was successfully derived from eggshell waste. It was employed as a calcium precursor in order to prepare hydroxyapatite. It can be noted that eggshell presented high thermal stability, and it was calcined from 700 to 1000 °C for 3 h for calcium oxide formation. Morphological properties were investigated, and it presented the irregular shape with a variation on size. The feasibility of calcium oxide for hydroxyapatite preparation was evaluated by the chemical precipitation with phosphoric acid. X-ray diffraction confirmed that single phase of hydroxyapatite was obtained.
机构:
Univ Diponegoro, Sch Postgrad Studies, Doctorate Program Environm Sci, Semarang 50241, IndonesiaUniv Diponegoro, Sch Postgrad Studies, Doctorate Program Environm Sci, Semarang 50241, Indonesia
Citra, Ari Dina Permana
Purwanto, Purwanto
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Univ Diponegoro, Sch Postgrad Studies, Doctorate Program Environm Sci, Semarang 50241, Indonesia
Univ Diponegoro, Fac Engn, Dept Chem Engn, Semarang 50275, IndonesiaUniv Diponegoro, Sch Postgrad Studies, Doctorate Program Environm Sci, Semarang 50241, Indonesia
Purwanto, Purwanto
Soenoko, Henna Rya
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Univ Diponegoro, Sch Postgrad Studies, Doctorate Program Environm Sci, Semarang 50241, IndonesiaUniv Diponegoro, Sch Postgrad Studies, Doctorate Program Environm Sci, Semarang 50241, Indonesia
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The Institute of Forest Science, Kangwon National University, ChuncheonThe Institute of Forest Science, Kangwon National University, Chuncheon
Patel D.K.
Kim M.-H.
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Department of Biosystems Engineering, College of Agriculture and Life Sciences, Kangwon National University, ChuncheonThe Institute of Forest Science, Kangwon National University, Chuncheon
Kim M.-H.
Lim K.-T.
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The Institute of Forest Science, Kangwon National University, Chuncheon
Department of Biosystems Engineering, College of Agriculture and Life Sciences, Kangwon National University, ChuncheonThe Institute of Forest Science, Kangwon National University, Chuncheon
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Univ Negeri Surabaya, Fac Math & Nat Sci, Dept Chem, Surabaya 60231, IndonesiaUniv Negeri Surabaya, Fac Math & Nat Sci, Dept Chem, Surabaya 60231, Indonesia
Cahyaningrum, Sari Edi
Herdyastuti, Nuniek
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Univ Negeri Surabaya, Fac Math & Nat Sci, Dept Chem, Surabaya 60231, IndonesiaUniv Negeri Surabaya, Fac Math & Nat Sci, Dept Chem, Surabaya 60231, Indonesia
Herdyastuti, Nuniek
Devina, Bella
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Univ Negeri Surabaya, Fac Math & Nat Sci, Dept Chem, Surabaya 60231, IndonesiaUniv Negeri Surabaya, Fac Math & Nat Sci, Dept Chem, Surabaya 60231, Indonesia
Devina, Bella
Kurniasari, Meita
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Univ Negeri Surabaya, Fac Math & Nat Sci, Dept Chem, Surabaya 60231, IndonesiaUniv Negeri Surabaya, Fac Math & Nat Sci, Dept Chem, Surabaya 60231, Indonesia
机构:
Fed Univ Technol Akure, Dept Met & Mat Engn, PMB 704, Akure, Ondo State, NigeriaFed Univ Technol Akure, Dept Met & Mat Engn, PMB 704, Akure, Ondo State, Nigeria
Agbabiaka, O. G.
Oladele, I. O.
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Fed Univ Technol Akure, Dept Met & Mat Engn, PMB 704, Akure, Ondo State, NigeriaFed Univ Technol Akure, Dept Met & Mat Engn, PMB 704, Akure, Ondo State, Nigeria
Oladele, I. O.
Akinwekomi, A. D.
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Fed Univ Technol Akure, Dept Met & Mat Engn, PMB 704, Akure, Ondo State, NigeriaFed Univ Technol Akure, Dept Met & Mat Engn, PMB 704, Akure, Ondo State, Nigeria
Akinwekomi, A. D.
Adediran, A. A.
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Landmark Univ, Dept Mech Engn, PMB 1001, Omu Aran, Kwara State, NigeriaFed Univ Technol Akure, Dept Met & Mat Engn, PMB 704, Akure, Ondo State, Nigeria
Adediran, A. A.
Balogun, A. O.
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Fed Univ Technol Akure, Dept Met & Mat Engn, PMB 704, Akure, Ondo State, NigeriaFed Univ Technol Akure, Dept Met & Mat Engn, PMB 704, Akure, Ondo State, Nigeria
Balogun, A. O.
Olasunkanm, O. G.
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Fed Univ Technol Akure, Dept Chem, PMB 704, Akure, Ondo State, NigeriaFed Univ Technol Akure, Dept Met & Mat Engn, PMB 704, Akure, Ondo State, Nigeria
Olasunkanm, O. G.
Olayanju, T. M. A.
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Landmark Univ, Dept Agr & Biosyst Engn, PMB 1001, Omu Aran, Kwara State, NigeriaFed Univ Technol Akure, Dept Met & Mat Engn, PMB 704, Akure, Ondo State, Nigeria