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Journal : BERKALA FISIKA

Kajian Efisiensi dan Karakterisasi Produksi Ozon dengan Lucutan Plasma Berpenghalang Dielektrik (DBDP) untuk Pengendalian Jamur dalam Beras Rachman, Dian Arif; Nur, Muhammad; Kusdiyantini, Endang
BERKALA FISIKA 2014: Berkala Fisika Vol. 17 No. 1 Tahun 2014
Publisher : BERKALA FISIKA

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Abstract

A research about the influence of ozone on fungi  which living on rice type mentik that used natrium agar (TPC methode) media has done.  The research was done at normal temperature and the outside air pressure with free air as a source of ozone. The ozone concentration of 2.91 up to 3.19 ppm was radiated on 7 differnet samples of rice, each sample 50 gram used ozonized  time variation 0 minutes, 30 minutes, 60 minutes, 90 minutes, 120 minutes, 150 minutes and 180 minutes. It was obtained results the number of fungi that died of 97,3 % after ozone irradiated for 30 minutes and 99,2% after 60 minutes. Total number of fungi which has dead during 150 minutes as much 99,9 %. Characterization of ozone conducted using ozone reactor (Dielectric Barrier Discharge Plasma). variation in the voltage and the rate of air flow was performed to obtain the optimum concentration of ozone. Voltage variation started from 6 kV, 6 kV, 8 kV and 6 kV whereas variation of oxygen flow rate of 0.5 L/min, 1 L/min, 2 L/min and 3 L/minute. The results obtained with the same tendency which is that at the same voltage, the higher the air flow rate and declining concentrations of ozone. On the study for flow rate of 0.5 L/min the ozone concentrations was obtained 4.6 up to 6.8 ppm. While for flow rate of 3 L/minute ozone concentrations was obtained 2.9 up to  4.8 ppm. Keywords: fungi, natrium agar, irradiate, reactor
Co-Authors Adde Lolita Putri Adhitya Naufal Pribadhi Afrazak Johansyah Agni Rizqy Berliyanti Agung Suprihadi Ahmad Thontowi Anda, Martin Andi Darmawan Anggraini, Ika Anggraini, Ika Anggraini, Ika Anggraini Anggrayeni, Yesti Tri Anto Budiharjo Arina Lunggani Arina Tri Lunggani Arina Tri Lunggani Arina Tri Lunggani Arsyad, Wifqul Muna Atit Kanti Ayuningtyas, Annisa Nur Azzahra, Meilidya Falkhiya Basundari, Sinta Anas Bintoro Rudi Saputro, Bintoro Rudi Budi Raharjo Chatarina Umbul Wahyuni Daniel Pasaribu Devia Kusmawati Arfina Dian Arif Rachman E Hugeng Wandono Eka, Prastya Muhammad Elawati, Nunung Eni Elawati, Nunung Eni Enny Yusuf Wachidah Yuniwarti Erma Prihastanti Euis HERMIATI Evi F Simanjuntak Faradila Ayu, Near Putri Fauzaan, Muhammad Faishal Fransenda, Auxensius Rexer Gilbran, Adam Ginting, Ledy Ginting, R Cinta Badia H Hadiyanto Hadi Endrawati Hapzi Ali Herida, Azalia Puspa Hermin P Kusumaningrum Hermin P. Kusumaningrum Hermin Pancasakti Kusumaningrum Hilmi Fadhli Ihdina Isfara Suteja Ika Anggraini Ika Anggraini Indah Sulistyarini Irviandi, Risnu Joedoro Sudarsono Khabib Khasan Alfaridhi, Khabib Khasan Kurniawati, Laily Laily Kurniawati Larasati, Ella Dewani Layalia, Afina Rista Manullang, Efrando Maria Sarah Fadillah MG Isworo Rukmi Moi, Maria Yasinta Muhammad Amal Nurhakim, Muhammad Amal Muhammad Nur Muhammad Nur Muhammad Z ainuri Muhammad Zainuri Munifatul Izzati N Nurhayati Nafilah, Syahraini Naufal, Adhitya Nia Fadlilatul Laily Novi Alvita Pratama Nugrahaini, Dian Laila Nugroho Sasongko Jati, Nugroho Sasongko Nunung Eni Elawati Nunung Eni Elawati Nurauliyaa, Aida Habibah Nurhayati Nurhayati Nurhayati Nurhayati Nurhayati Nurhayati Nurmila, Ika Oktavia Pardede, Lasria Pratama, Novi Alvita Prayitno, S Feta Avila Prianto, A. Heru Puteri Aryani Putri, Adde Lolita Octavia Rejeki Siti Ferniah Rida Yuliana, Rida Safitri, Linda Saniha Adini, Saniha Sarjana Parman Setiawan Wicaksono, Setiawan Setiawan, Risqi Prastianto Siregar, Mangasa Tua Pandapotan Soni Nugraha Sri Pujianto, Sri Sri Pujiyanto Suryaningsih, Vivi Sutaryo TATI NURHAYATI Tri Winarni Agustini Triwibowo Yuwono Tyas Rini Saraswati Udi Tarwotjo, Udi Wahyono, Yoyon Wijanarka Wijanarka Wijanarka, W Yeti Darmayati