S FIS 1104927 Table of content

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Agus Faizal Mu’arif

PENGARUH WAKTU AGING DAN PEMANASAN LARUTAN TAPIOKA TERHADAP SIFAT MAGNETIK PADA SINTESIS MAGNET NANO BARIUM HEKSAFERIT (BaFe12O19)

Universitas Pendidikan Indonesia | repository.upi.edu | perpustakaan.upi.edu

DAFTAR ISI

LEMBAR PERNYATAAN ... Error! Bookmark not defined.

KATA PENGANTAR ... Error! Bookmark not defined.

UCAPAN TERIMA KASIH... Error! Bookmark not defined.

ABSTRAK... Error! Bookmark not defined.

ABSTRACT ... Error! Bookmark not defined.

DAFTAR ISI ... vii

DAFTAR TABEL...x

DAFTAR GAMBAR ... xi

DAFTAR LAMPIRAN ... xiii

BAB I PENDAHULUAN ... Error! Bookmark not defined.

1.1. Latar Belakang... Error! Bookmark not defined.

1.3. Batasan Masalah ... Error! Bookmark not defined.

1.4. Tujuan Penelitian ... Error! Bookmark not defined.

1.5. Manfaat Penelitian ... Error! Bookmark not defined.

1.6. Struktur Organisasi Penulisan ... Error! Bookmark not defined.

BAB II KAJIAN PUSTAKA ... Error! Bookmark not defined.

2.1. Perkembangan Penelitian Magnet ... Error! Bookmark not defined.

2.2. Barium Heksaferit (BaFe12O19) ... Error! Bookmark not defined.

2.3. Surfaktan... Error! Bookmark not defined.

2.3.1. Dispersan... Error! Bookmark not defined.

2.3.2. Template... Error! Bookmark not defined.

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3.1. Metode Penelitian ... Error! Bookmark not defined.

3.2. Lokasi Penelitian ... Error! Bookmark not defined.

3.3. Diagram Prosedur Penelitian ... Error! Bookmark not defined.

3.4. Metode Sintesis Sol Gel ... Error! Bookmark not defined.

3.5. Alat dan Bahan yang Digunakan ... Error! Bookmark not defined.

3.7. Prosedur Eksperimen Magnet Nano Barium Heksaferit ... Error!

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3.7.1. Preparasi Larutan BaFe12O19 ... Error! Bookmark not defined.

3.7.2. Preparasi Surfaktan (Kitosan 1%) .... Error! Bookmark not defined.

3.7.3. Preparasi Template (Tapioka 0,5%) . Error! Bookmark not defined.

3.7.4. Pembuatan Sampel Barium Heksaferit ...Error! Bookmark not

defined.

3.7.5. Homogenisasi ... Error! Bookmark not defined.

3.7.6. Drying... Error! Bookmark not defined.

3.7.7. Kalsinasi ... Error! Bookmark not defined.

3.7.8. Karakterisasi dan Analisis Data ... Error! Bookmark not defined.

BAB IV HASIL DAN PEMBAHASAN ... Error! Bookmark not defined.

4.1. Pengaruh Waktu Aging Terhadap Sifat Magnetik .Error! Bookmark not

defined.

4.1.1. Pengaruh Waktu Aging Terhadap Fasa Kristal Sampel BaFe12O19

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4.1.2. Pengaruh Waktu Aging Terhadap Morfologi Sampel BaFe12O19

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4.1.3. Pengaruh Waktu Aging Terhadap Sifat Magnetik Sampel BaFe12O19

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4.2. Pengaruh Temperatur Larutan Tapioka Terhadap Sifat Magnetik ... Error!

4.2.1. Pengaruh Temperatur Larutan Tapioka Terhadap Fasa Kristal

Sampel BaFe12O19 ... Error! Bookmark not defined.

4.2.2. Pengaruh Temperatur Larutan Tapioka Terhadap Morfologi Sampel

BaFe12O19 ... Error! Bookmark not defined.

4.2.3. Pengaruh Temperatur Larutan Tapioka Terhadap Sifat Magnetik

Sampel BaFe12O19 ... Error! Bookmark not defined.

BAB V KESIMPULAN DAN SARAN ... Error! Bookmark not defined.

5.1. Kesimpulan ... Error! Bookmark not defined.

5.2. Saran ... Error! Bookmark not defined.

DAFTAR PUSTAKA ... Error! Bookmark not defined.

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DAFTAR TABEL

Tabel 2.1. Beberapa hasil penelitian sintesis nano barium heksaferit... Error!

Tabel 3.1. Sampel penelitian ... Error! Bookmark not defined.

Tabel 3.2. Alat-alat yang digunakan dalam penelitian ...Error! Bookmark not

defined.

Tabel 4.1. Ukuran partikel dari spesimen magnet nano BaFe12O19 ... Error!

Tabel 4.2. Nilai Hc dan Br sampel magnet nano BaFe12O19.Error! Bookmark not

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DAFTAR GAMBAR

Gambar 2.1. Struktur barium heksaferit; Fe = Biru, Ba = Hijau, Error! Bookmark

not defined.

Gambar 2.2. Ilustrasi mekanisme pengaruh bentuk partikel .Error! Bookmark not

defined.

Gambar 2.3. Skema ilustrasi surfaktan ... Error! Bookmark not defined.

Gambar 2.4. Berbagai bentuk micelles ... Error! Bookmark not defined.

Gambar 2.5. Struktur kitosan ... Error! Bookmark not defined.

Gambar 2.6. Struktur amilosa ... Error! Bookmark not defined.

Gambar 2.7. Struktur amilopektin ... Error! Bookmark not defined.

Gambar 3.1. Diagram prosedur penelitian ... Error! Bookmark not defined.

Gambar 3.2. Diagram prosedur eksperimen... Error! Bookmark not defined.

Gambar 3.3. Proses homogenisasi larutan BaFe12O19...Error! Bookmark not

defined.

Gambar 3.4. Serbuk BaFe12O19 sebelum kalsinasi. Error! Bookmark not defined.

Gambar 3.5. Serbuk BaFe12O19 setelah kalsinasi ... Error! Bookmark not defined.

Gambar 3.6. Prinsi dasar hukum Bragg ... Error! Bookmark not defined.

Gambar 3.7. Skema SEM ... Error! Bookmark not defined.

Gambar 3.8. Skema VSM ... Error! Bookmark not defined.

Gambar 3.1. Karakterisasi XRD sampel BaFe12O19 dengan variasi waktu aging

pada pemanasan larutan tapioka pada temperatur 450C; (a) 0 jam (b) 2 jam (c) 4

jam ... Error! Bookmark not defined.

Gambar 4.2. Karakterisasi XRD sampel BaFe12O19 dengan variasi waktu aging

pada pemanasan larutan tapioka pada temperatur 750C; (a) 0 jam (b) 2 jam (c) 4

jam ... Error! Bookmark not defined.

Gambar 4.3. Pola karakterisasi XRD BaFe12O19.... Error! Bookmark not defined.

Gambar 4.4. Karakterisasi SEM sampel BaFe12O19 pemanasan larutan tapioka

pada temperatur 450C (a) 0 jam (b) 2 jam (c) 4 jam ...Error! Bookmark not

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Gambar 4.5. Karakterisasi SEM sampel BaFe12O19 pemanasan larutan tapioka

pada temperatur 750C (a) 0 jam (b) 2 jam (c) 4 jam ...Error! Bookmark not

defined.

Gambar 4.6. Karakterisasi sifat magnetik sampel 1 (0 jam; 450C ) ... Error!

Gambar 4.9. Karakterisasi XRD sampel BaFe12O19 dengan waktu aging 0 jam

pada pemanasan larutan tapioka pada temperatur; (a) 450C (b) 750C... Error!

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DAFTAR LAMPIRAN

Lampiran 1. Grafik Pola Karakterisasi XRD Sampel Magnet Nano Barium Heksaferit

... Error! Bookmark not defined.

Lampiran 2. Citra Foto SEM Sampel Magnet Nano Barium HeksaferitError! Bookmark