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All Journal VALENSI Jurnal Pembangunan Pendidikan: Fondasi dan Aplikasi JPMS (Jurnal Pendidikan Matematika dan Sains) Publikasi Pendidikan Jurnal Penelitian Fisika dan Aplikasinya (JPFA) Jurnal Inovasi Pendidikan Kimia Jurnal Bahan Alam Terbarukan Jurnal Penelitian Pendidikan Rekayasa: Jurnal Penerapan Teknologi dan Pembelajaran Sainteknol : Jurnal Sains dan Teknologi Jurnal Inspirasi Pendidikan Jurnal Ilmiah Pendidikan Dasar The Journal of Pure and Applied Chemistry Research Pedagogia: Jurnal Pendidikan Vidya Karya Chemistry in Education Indonesian Journal of Chemical Science Jurnal Penelitian Pendidikan IPA (JPPIPA) ALCHEMY Jurnal Penelitian Kimia IJCER (International Journal of Chemistry Education Research) Journal of Science Education Research Pendas : Jurnah Ilmiah Pendidikan Dasar Al-Madrasah: Jurnal Ilmiah Pendidikan Madrasah Ibtidaiyah Primary : Jurnal Keilmuan dan Kependidikan Dasar ABDIMAS SILIWANGI Jurnal Basicedu Jurnal Pendidikan Bahasa dan Sastra Indonesia Metalingua Jurnal Perspektif Kumawula: Jurnal Pengabdian Kepada Masyarakat Journal Civics and Social Studies RESEARCH AND DEVELOPMENT JOURNAL OF EDUCATION (RDJE) Edunesia : jurnal Ilmiah Pendidikan Didaktik : Jurnal Ilmiah PGSD STKIP Subang Jurnal Sains dan Edukasi Sains Indonesian Journal of Instructional Media and Model Jurnal Pendidikan Dasar Perkhasa Jurnal Lebesgue : Jurnal Ilmiah Pendidikan Matematika, Matematika dan Statistika Eduproxima : Jurnal Ilmiah Pendidikan IPA Ideguru: Jurnal Karya Ilmiah Guru Jurnal Teknik Informatika (JUTIF) Didaktika: Jurnal Kependidikan jurnal dikdas bantara AR-RIAYAH : Jurnal Pendidikan Dasar Jurnal Kependidikan: Jurnal Hasil Penelitian dan Kajian Kepustakaan di Bidang Pendidikan, Pengajaran dan Pembelajaran Jurnal Teknologi Pendidikan : Jurnal Penelitian dan Pengembangan Pembelajaran Jurnal Pendidikan dan Teknologi Indonesia Jurnal Pendidikan dan Pembelajaran Indonesia (JPPI) Journal of Education Research Indonesian Journal of Innovation Studies Diniyah: Jurnal Pendidikan Dasar Cakrawala: Jurnal Pendidikan Jurnal Kiprah Pendidikan Jurnal Didactical Mathematics Jurnal Cakrawala Pendas Journal of Educational Sciences Elementary School: Jurnal Pendidikan dan Pembelajaran ke-SD-an Jurnal Basicedu Journal of Innovation and Research in Primary Education Journal of Learning Improvement and Lesson Study Innovative: Journal Of Social Science Research Prosiding Seminar Nasional Pascasarjana Jurnal Pendidikan dan Ilmu Sosial Bookchapter Alam Universitas Negeri Semarang Riwayat: Educational Journal of History and Humanities Journal of Innovative and Creativity Bulletin of Chemical Reaction Engineering & Catalysis Indonesian Journal of Chemical Science Jurnal Ragam Pengabdian Jurnal Penelitian Pendidikan Jurnal Abdimas PESHUM Joyful Learning Journal International Journal of Active Learning Jurnal Inovasi Pendidikan Kimia Journal of Primary Education Jurnal Dharma Indonesia Journal of Community Empowerment Jurnal kiprah pendidikan Chemistry in Education PAEDAGOGIE EDUKASI : Jurnal Penelitian dan Artikel Pendidikan Media Pendidikan Matematika Jurnal Kajian Bimbingan dan Konseling El Midad: Jurnal Jurusan PGMI Inovasi Kurikulum
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Sintesis Komposit TiO2-Bentonit dan Aplikasinya untuk Penurunan BOD dan COD Air Embung UNNES Navela Rahma Aji; Emas Agus Prastyo Wibowo; Resti Ujiningtyas; Hestin Wirasti; Nuni Widiarti
Jurnal Kimia Valensi Jurnal Kimia VALENSI Volume 2, No. 2, November 2016
Publisher : Syarif Hidayatullah State Islamic University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15408/jkv.v2i2.3620

Abstract

Abstrak Telah disintesis komposit TiO2-bentonit untuk penurunan BOD dan COD. Penelitian ini bertujuan untuk mengetahui proses pembentukan komposit TiO2-Bentonit serta mengetahui katalis terbaik dalam proses fotodegradasi air embung. Penelitian diawali dengan preparasi TiO2-Bentonit. Hasil pembentukan komposit dikarakterisasi dengan menggunakan X-Ray Diffraction (XRD), Fourier Transform Infrared (FTIR) dan Scanning Electron Microscope (SEM). Katalis yang diuji adalah TiO2, bentonit, TiO2-bentonit yang diaplikasikan ke air embung dengan waktu penyinaran selama 30 menit.Terbentuknya komposit TiO2-Bentonit ditunjukkan dengan refleksi TiO2 pada 2 25. Hasil analisis menggunakan FTIR yakni Ti-O antara range 400-700 cm -1 dalam hal ini ditunjukkan dalam peak 478.35 dan 594.08. Puncak serapan-serapan utama pada bentonit beradi di bilangan gelombang 3626.17 cm-1, 3448.72 cm-1 dan 1635.64 cm-1. Spektra TiO2-Bentonit tidak menunjukkan adanya pergeseran serapan pada bilangan gelombang 3448.72 cm-1 yang belum  menunjukkan ikatan O-H yang semakin lemah karena adanya TiO2 di dalam antar lapis bentonit.Penurunan nilai BOD dan COD terbesar diperoleh dengan menggunakan TiO2-Bentonit yakni untuk BOD 18.40 ppm dan COD 10.05ppm. Kemampuan komposit TiO2-Bentonit lebih besar dibandingkan katalis TiO2 dan bentonit.   Kata kunci: air embung, fotodegradasi, TiO2-bentonit Abstract   Have done synthesized composite TiO2-bentonite to decrease BOD and COD. This study aims to determine the process of form he composite TiO2-bentonite and determine the best catalyst in the process of photodegradation water reservoir. The study begins with the preparation of TiO2-bentonite. Results composite formation characterized using X-Ray Diffraction (XRD), Fourier Transform Infrared (FTIR) and Scanning Electron Microscopy (SEM). The catalyst is tested TiO2, bentonite, TiO2-bentonite which is applied to the water reservoir with the exposure time for 30 menit.Terbentuknya composite TiO2-bentonite indicated by TiO2 reflection on the 2θ ≥ 25. FTIR analysis results using the Ti-O between the range 400-700 cm-1 in this case is shown in peak 478.35 and 594.08. The main absorption peak-absorption on bentonite beradi at wavenumber 3626.17 cm-1, 3448.72 and 1635.64 cm-1. TiO2-bentonite spectra did not indicate any shift in absorption at wavenumber 3448.72 cm-1 which has not shown the OH bond is weakened by the existence of TiO2 in between layers of bentonite. Impairment The BOD and COD obtained using the TiO2-bentonite for BOD 18.40 ppm and 10.05 ppm COD. TiO2-bentonite composite capability greater than TiO2 catalyst and bentonite.   Keyword: air embung, photodegradation, TiO2-bentonite DOI: http://dx.doi.org/10.15408/jkv.v0i0.3620
The Synthesis of Y-zeolite-modified CaCO3-ZnO Nanocomposites as an Antibacterial Agent Artissiani, Maysa; Widiarti, Nuni; Wahyuni, Sri; Widhihastuti, Endah; Ni'ma, Neli Syahida
Jurnal Kimia Valensi Jurnal Kimia VALENSI, Volume 10, No. 1, May 2024
Publisher : Syarif Hidayatullah State Islamic University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15408/jkv.v10i1.36246

Abstract

The ability of inorganic antibacterial agents like metal oxides and nanoscale inorganic materials to inhibit bacterial growth rates has yet to receive much research attention. In this study, CaCO3-ZnO/Y-zeolite nanocomposites were created utilizing coprecipitation and impregnation techniques with Ca(CH3COO)2, Zn(CH3COO)2 2H2O, Y-zeolite precursors. Physical and chemical characteristics of nanocomposites have been investigated using XRD, FTIR, and SEM-EDX characterizations. The agar-well diffusion method tested the substance for antibacterial activity against gram-positive and gram-negative bacteria. Nanocomposites have a crystal size range of 35.46-36.53 nm and a crystallinity of 35-37 %, according to the results of XRD analysis. The carbonate groups are visible in FTIR data at wave numbers 1433, 875, and 712 cm-1. The Zn-O absorption band was verified at wave numbers 600-400 cm-1. The Y-zeolite absorption bands at wave numbers 1012-997 cm-1 and 745-746 cm-1 were confirmed. The particle morphology is cube-shaped with irregular sizes. The EDX result showed that the composition consists of 35.92 % calcium, 1.68 % zinc, 44.81 % oxygen, and 13.79 % carbon as elements. With the addition of 2.5 % Y-zeolite, the antibacterial activity of nanocomposites showed the best results, with an inhibition zone diameter of 7.62 mm against Escherichia coli and 6.56 mm against Staphylococcus aureus bacteria.
The Synthesis of Y-zeolite-modified CaCO3-ZnO Nanocomposites as an Antibacterial Agent Artissiani, Maysa; Widiarti, Nuni; Wahyuni, Sri; Widhihastuti, Endah; Ni'ma, Neli Syahida
Jurnal Kimia Valensi Jurnal Kimia VALENSI, Volume 10, No. 1, May 2024
Publisher : Department of Chemistry, Faculty of Science and Technology Syarif Hidayatullah Jakarta State Islamic University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15408/jkv.v10i1.36246

Abstract

The ability of inorganic antibacterial agents like metal oxides and nanoscale inorganic materials to inhibit bacterial growth rates has yet to receive much research attention. In this study, CaCO3-ZnO/Y-zeolite nanocomposites were created utilizing coprecipitation and impregnation techniques with Ca(CH3COO)2, Zn(CH3COO)2 2H2O, Y-zeolite precursors. Physical and chemical characteristics of nanocomposites have been investigated using XRD, FTIR, and SEM-EDX characterizations. The agar-well diffusion method tested the substance for antibacterial activity against gram-positive and gram-negative bacteria. Nanocomposites have a crystal size range of 35.46-36.53 nm and a crystallinity of 35-37 %, according to the results of XRD analysis. The carbonate groups are visible in FTIR data at wave numbers 1433, 875, and 712 cm-1. The Zn-O absorption band was verified at wave numbers 600-400 cm-1. The Y-zeolite absorption bands at wave numbers 1012-997 cm-1 and 745-746 cm-1 were confirmed. The particle morphology is cube-shaped with irregular sizes. The EDX result showed that the composition consists of 35.92 % calcium, 1.68 % zinc, 44.81 % oxygen, and 13.79 % carbon as elements. With the addition of 2.5 % Y-zeolite, the antibacterial activity of nanocomposites showed the best results, with an inhibition zone diameter of 7.62 mm against Escherichia coli and 6.56 mm against Staphylococcus aureus bacteria.
Co-Authors Abdul Malik Adam, Nabil Fikri Adinda Thalia Putri Aditya Marianti Aentika, Ika Nisa Agung Tri Prasetya Agung Tri Prasetya Agus Yuwono Agus Yuwono Agus Yuwono Agustin, Lutfia Agustina, Diah Tria Aisyah, Amma Aisyah, Amma Aji Purwinarko, Aji Akhlilia, Tudrika Al Hakim, M. Faris Anak Agung Istri Sri Wiadnyani Andreanna Kusuma Wardhani Andri Wibowo Anggun, Mei Sekar Ani Rusilowati Anjar Sulistriyono, Anjar Anny Sulaswatty, Anny Anwaristiawan, Duwanda Anwaristiawan, Duwanda Anwarudin, Azki Apsari, Diani Akmalia Ardhi Prabowo Ardhi Prabowo Ardi Prabowo Ardin Dinda Aricindy, Argitha Arief Yulianto Arif Widiyatmoko Arif Widiyatmoko Arif Widiyatmoko, Arif Arif Widyatmoko Arika Febriana Habsari Aris Dwiyanto Arman Surya Wibowo Artissiani, Maysa Aryati, Nadya Putri Aryono Adhi, Aryono Asri, Kanthi Atik Yuliyani Atmijaya, Rakhmatika Auli Damayanti Ayu Anisa Larasati Ayu Az Zahra, Dellayla Ayu Desi Susanti Ayub Prastiyo Bambang Eko Susilo Bambang Subali Barokah Isdaryanti Barokah Isdaryanti Berliana, Herlin Budi Astuti Budi Astuti Budi, Tulus Budiman, Kholiq Budiyono Budiyono Budyaningsih, Ika Calis Meila Intantri Cepi Kurniawan Cici Irawati Darminto . Decky Avriliand Decky Avrilianda DENI SETIAWAN Deviani, Siska Shelvia Deviani, Siska Shelvia Devilia Yuanita Nuni Widiarti Devitri Sulistyaningrum Dewi, Citra Asmara DIAN FATMAWATI Diana Diana Diana Susanti Didi Subagja, Didi Didik Prasetyoko Dienti, Lulu Sania Durroh, Lum’Atud Dwi Ariska Dwi Kurniawati Handayani Dwi Lestari, Fitriana Dwinanto Edi Kurniawan Edi Waluyo Edy Cahyono Edy Purwanto Egi Agustian Eka Titi Andaryani Eko Armaidi, Indriana Eko Budi Susatyo Eko Handoyo Eko Handoyo Ella Kusumastuti, Ella Ellianawati Ellianawati, Ellianawati Emas Agus Prastyo Wibowo Emas Agus Prastyo Wibowo Endah Fitriaini Rahayu, Endah Fitriaini Endang Susilaningsih Eni Nurhayati, Eni Erna Kisworowati Esti Ayu Ratnasari Esty Setyo Utaminingsih F Widhi Mahatmanti Fadhil Musyaffa, Irsyad Fadila Mauliani Fakhruddin Fakhruddin Fakhruddin Farid Ahmadi Fathia Nuha Salsabila Fathur Rokhman Fathur Rokhman Fathur Rokhman Fathur Rokhman Fatkhur Rohman Sujarwo Fatmala, Cici Febrilla Puspita Sari Fiadillah, Maulidia Fara Firmansyah, Sanji Firoh, Luluk Magh Ginting, Yusrina Gofita Destiviani Pratama Hakim, M. Faris Al Hamzah Fansuri Handayani, Sri Hani Wijil Ramdhani Hanifah, Yuliza Hanung Setiadi Haq, Ismi Arinal Harianingsih Harianingsih, Harianingsih Hariyastuti, Anik Harjito - Harjito Harjito Hasanah, Radita Hayyu Hidayah Hayyu Hidayah Herlina Dewi, Siti Hestin Wirasti Hidayati, Festi Hidayati, Wiwik Hubaibi Mujahidin Husni Gutomo, Wahid Hutagaul, Ferry Ian Yulianti Ida Zulaeha Iftinawati, Sri Ika Kusumawati Ilahy, Wildan Qosid Ilfa, Farah Nur Anina Imala Rahmawati Inggit Prasetyo Utami Intan Khoirun Nisa Inzoni, Inzoni Irawan, Teguh Adi Isdaryanti, Barokah Isti'ana Jajang Jalaluddin Jihanifa, Firda Afita Karin Widya Ayuningtyas Karis Kartika Puspita Sari, Kartika Puspita Kasmui -, Kasmui Komariah Komariah Kurniani, Silvia Kurniasari, Winda kurniawati, leny Laila Diah Ayu Pratiwi Laila Pratiwi Laili Faridatuzzahro, Laili Lalus, Jelita Marista Latifah Latifah Lekatompessy, Astrid Lestari, Devy Lika Aprilia Lisa Amalia Suryana Lusiana Sae, Herlin Lysa Setyaningrum, Lysa M Alaudin M. Alauhdin, M. M. Jazuri Maghfiroh, Ayu Ainul Mahmud, Khoirul Maisaroh Maisaroh Malik Afif Rojtica Mardianti Dwiardhany Maria Ayu Puspita Marlina Ardianti Marya Ulfha Masitoh, Leli Maulana, Faith Miftah Maylani, Amanda Farizka Maylia Rosanti, Yuan Meilina Rahayu Utami, Meilina Rahayu Mintarsih Arbarini Mochammad Imron Awalludin Mohammad Ali Sidik Muh Sholeh Muh. Sholeh Muh. Sholeh Muhammad Fathul Fuadi Muhammad Khafid Mujaki, Ahmad Mukti Hariyadi Muna, Nala Izzul Muna, Trimurtini, Nur Aizatun Murbangun Nuswowati Muttaqin, Ikin Nabil Fikri Adam Nadhifa, Essa Rahma Nailil Muna Asshalikha Najah, Safinatun Nanik Wijayati Narpiyanto, Narpiyanto Nastiti, Neni Navela Rahma Aji Ngabiyanto Ngabiyanto Ni'ma, Neli Syahida Niken Nastiti Nila Puspitasari, Nila Nina Agustiana Niniss Margareth Nino Rinaldi Ni’ma, Neli Syahida Noening Andrijati Noer Riski Choirin Ni’mah Noeraini, Lilik Nofi Kristianto Nono Andri Saepuloh Nor Farida Azzakiya, Nor Farida Nor Hafizah Ngajikin Novita Puspa Dewi Nur Ummi Afifah Nurcahyo, Bowo Nurcahyo, Bowo Nurhasanah Nurhasanah Nurul A'yun Nurul Aini Rohmah Oktafiastuti Panca Dewi Purwati Panca Dewi Purwati, Panca Pradia Paundradewa Jayawardana Pradipta, Anindhyta Putri Prasetyaningtyas, Tiwi Prasetyo, Ridho Pratiwi, Laila Diah Ayu Pudhi Listyorini Puji Destiani Pujiati, Sri Ayu Pujiati, Sri Ayu Pujiyanti, Ina Puput Ambaryuni Purnama Sari, Pemi Puspitasari, Hayu Ratih Putra, Muhammad Rizky Fahrizal Putra, Ngurah Made Darma Putri Septa Cahyani Qomariah, Oom Raharjo , Tri Joko Rahayu, Cindi Aulia Rahayu, Endah Fitriani Rahman, Ridho Aditya Rahmawati Rakhmatika Atmijaya Rani Novita Ratna Ediati Ratnasari, Yanuar Meta Reffa Fitrichia Renni, Chayun Pida Renni, Chayun Pida Resti Ujiningtyas Ria Nurul Faiza Rifa'i, Fitra Ahmad Rifaatunnisa, Rifaatunnisa Rika Yuliana Riski, Via Rita Ninda Agustin RIZKI KHOIRIANA Rizki Yuniarti, Rizki Rohmah, Rojaa Maysa Rojja Maysa Rohmah S Mursiti Samsiah, Samsiah Samuel Budi Wardhana Samuel Budi Wardhana Kusuma Samuel Budi WK,, Samuel Budi Santri Dwi Ulfa Sari, Virgania Sari, Yanita Andam Sarida Nur Asani Sarwi - Sarwi Sarwi Setianingsih, Dwi Ayu Setiyanda, Karista Gadis Setyani, Atik Setyorini, Ani Shella Permatasari Shinta Hilda Shiva Maulana Khoiru Insan Siagian, Novia G. Siburian, Grace Malini Sigit Priatmoko Sintarani, Chitra Siti Aminah Siti Barokah, Siti Siti Fatimah Siti Noorjannah Siti Wahyuni Sofiana, Eli Sokmawan, Muhammad Rafi Hanairo Solihawati, Sofi Sri Haryani Sri Kadarwati Sri Mantini Rahayu Sedyawati, Sri Mantini Rahayu Sri Sukaesih Sri Sukasih, Sri Sri Sumartiningsih Sri Susilogati Sri Wahyuni SRI WARDANI Sudarmin Sudarmin Sudarmin Sudarmin Sugiarto, Deasy Renaningtyas Sukarjo Sukarjo, Sukarjo Sulistiani, Erna Sulistyawan, Vera Noviana Sumbali, Bambang Sungkowo Edy Mulyono Sungkowo Sungkowo Supartono - Suprapto Suprapto Suprapto, Suprapto Suprapto, Surapto Supriyadi Supriyadi Suranto, Tri Suti Suti Sutikno, Putri Yanuarita Suwito Eko Pramono Suwito Pramono Syiva Zakia Aulia Taripah, Taripah Tiara*, Yeti Tina Anggreani Lestari Titi Andaryani, Eka TRI ASTUTI Tri Astuti Tri Handayani Tri Hidayah, Tri Tri Joko Raharjo Tri Joko Raharjo Tri Prasetya, Agung Tri Suminar Triana, Vivit Triastuti Sulistyaningsih Trida Ridho Fariz Umami, Nahdhiatul Unsa, Nurul Utami Nofitasari Utami, Dwi Fajar Utomo, Bagus Ginanjar Wadiyo Wahyu Lestari Wasino Wasino Weni Septianti Wicaksono, Meidias Abror Widhiastuti, Endah Widhihastuti, Endah Wiji Listiyani Wijianto, Wijianto Wildan Qosid Ilahy Winarni Pratjojo, Winarni Winarni Winarni Winarni Winarni Winda Febrianti Windarti Windarti Wiwi Isnaeni Wiwik Hidayati Woro Sumarni Wulandari, Ayu Mega Wulantri Handayani Yanita Andam Sari Yanti, Arisma Yanti, Arisma Yayuk Tutiek Supriyanti Yeny Rahma Yeri Sutopo Yolanda Syeba Simatupang Yosepphiene Debbie Damayani Yuan Maylia Rosanti Yudhistira, Yunan Gumara Yudhistira, Yunan Gumara Yulia Sri Utami Yunita, Anfi'na Ilma Yustikasari, Rizki Zumaroh Zumaroh, Zumaroh