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Pengaruh Aditif Ferro Boron (FeB) terhadap Karakteristik Serbuk Hematit (?-Fe2O3) Suci Pangestuti; Pulung Karo Karo; Parmadean Subayang; Candra Kurniawan
Jurnal Teori dan Aplikasi Fisika Vol. 5 No. 2 (2017): Jurnal Teori dan Aplikasi Fisika
Publisher : Department of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jtaf.v5i2.151

Abstract

Analisis dan Karakterisasi Kandungan Silika (SiO2) sebagai Hasil Ekstraksi Batu Apung (Pumice) Trianasari Trianasari; Posman Manurung; Pulung Karo Karo
Jurnal Teori dan Aplikasi Fisika Vol. 5 No. 2 (2017): Jurnal Teori dan Aplikasi Fisika
Publisher : Department of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jtaf.v5i2.155

Abstract

Pengaruh Thiourea Sebagai Sumber Doping Sulfur terhadap Sintesis Nanotitania Nabilah Rafidiyah; Posman Manurung; Pulung Karo Karo
Jurnal Teori dan Aplikasi Fisika Vol. 5 No. 2 (2017): Jurnal Teori dan Aplikasi Fisika
Publisher : Department of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jtaf.v5i2.157

Abstract

Desain Inti (Core) Reaktor SCWR (Super Critical Water-cooled Reactor) Tiga Dimensi (X-Y-Z) Menggunakan Bahan Bakar Thorium Hasil Daur Ulang Sri Harjanti; Yanti Yulianti; Pulung Karo Karo
Jurnal Teori dan Aplikasi Fisika Vol. 5 No. 2 (2017): Jurnal Teori dan Aplikasi Fisika
Publisher : Department of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jtaf.v5i2.160

Abstract

The research of three-dimensional (X-Y-Z) core design of SCWR reactor using thorium recycled has been done. Neutronic calculations were calculated by SRAC program. Parameters of this research werefuel enrichment, core reactor sizes, core reactorconfigurations, criticality, and power density distribution. The desain of core reactor was 1/8 three-dimensional (X-Y-Z) slab. Fuel reactor was thorium 20 GWd/t burn as inner,and 30 GWd/t burn as outer. Zirconium as cladding,and light water as coolant. Critical condition was achieved at x = 310 cm, y = 170 cm, z = 190 cm and 2,49% of fuel enrichment. Core power reactor was 3.411 MWt, maximum power density was 366,8356 Watt/cc located at x = 34 (170 cm), y = 1 (5 cm), z = 38 (190 cm) and multiplication factor effective (keff) value was 1.0000000.
Analisa Pengaruh Penambahan Variasi Bubuk Andesit Terhadap Karakteristik Kuat Tekan Mortar Herullah Herullah; Pulung Karo Karo; Yayat Iman Supriyatna; Muhammad Amin
Jurnal Teori dan Aplikasi Fisika Vol. 6 No. 1 (2018): Jurnal Teori dan Aplikasi Fisika
Publisher : Department of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jtaf.v6i1.161

Abstract

Pengaruh Variasi HCl Pada Pemurnian Silika Berbasis Batu Apung Jayanti Pusvitasari; Posman Manurung; Pulung Karo Karo
Jurnal Teori dan Aplikasi Fisika Vol. 6 No. 1 (2018): Jurnal Teori dan Aplikasi Fisika
Publisher : Department of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jtaf.v6i1.173

Abstract

Studi Perhitungan Laju Reaksi Neutron Dalam Reaktor SCWR (Supercritical Water Reactor) Model Perangkat (Assembly) Heksagonal Berbahan Bakar Thorium Apriliana Apriliana; Yanti Yulianti; Pulung Karo Karo
Jurnal Teori dan Aplikasi Fisika Vol. 6 No. 2 (2018): Jurnal Teori dan Aplikasi Fisika
Publisher : Department of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jtaf.v6i2.181

Abstract

The calculation of fission and capture reaction rate with and without filter has been done using REACT of SRAC. In material 1 fission reaction rate with and without filter were increased by increasing percent of U233. The highest fission reaction rate with filter was 5,7194x10-2reaction/cm3sand without filter was 6,1361x10-2 reaction/cm3s. Meanwhile capture reaction rate with and without filter were decreased by increasing percent of U233. The highest capture reaction rate with filter was 2,2156x10-2 reaction/cm3s and without filter was 2,4906x10-2 reaction/cm3s. In material 3, fission and capture reaction rate with and without filter were decreased by increasing percent of U233 in material 1. The highest fission reaction rate with filter was 1,5218x10-2 reaction/cm3s and without filter was 1,6293x10-2reaction/cm3s. The highest capture reaction rate with filter was 2,2156x10-2 reaction/cm3s and without filter was 2,3993x10-2reaction /cm3s. Neutron reaction rate with filter was smaller than neutron reaction rate without filter
Pengaruh Konsentrasi Ekstrak Kulit Buah Maja (Aegle Marmelos (l.) Corea) terhadap Laju Korosi Baja Karbon API 5L pada Medium NaCl 3% dan H2SO4 3% amilia rasitiani; Ediman Ginting; Pulung Karo karo
Jurnal Teori dan Aplikasi Fisika Vol. 6 No. 2 (2018): Jurnal Teori dan Aplikasi Fisika
Publisher : Department of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jtaf.v6i2.190

Abstract

Pemanfaatan Biomassa Sebagai Inhibitor Organik Pada Baja Aisi 1020 Di Universitas Lampung Rizky Damayanti; Pulung Karo Karo; Agus Riyanto
Jurnal Teori dan Aplikasi Fisika Vol. 7 No. 2 (2019): Jurnal Teori dan Aplikasi Fisika
Publisher : Department of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jtaf.v7i2.221

Abstract

Pengaruh Laju Penginjeksian Doping Sulfur terhadap Aktivitas Fotokatalis Nanotitania Menggunakan Metode Sol Gel Delfi Oktavia Amrani; Posman Manurung; Pulung Karo Karo
Jurnal Teori dan Aplikasi Fisika Vol. 7 No. 2 (2019): Jurnal Teori dan Aplikasi Fisika
Publisher : Department of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jtaf.v7i2.224

Abstract

Co-Authors Abdurrahman, Ahmad Faruq Achmad Shofi Agus Riyanto Ahmad Faruq Abdurrahman Ahmad Saiful Munir Alfi Hamidah Amilia Rasitiani Amir Supriyanto Anggun Mersilia Anton Sapto Handoko Aprilia, Ayu Apriliana Apriliana Aris Pratama Ayu Aprilia Bambang Joko Suroto Birawidha, David Candra Candra Kurniawan Delfi Oktavia Amrani Dwi Asmi Ediman Ginting Ediman Ginting Ediman Ginting Ediman Ginting Ediman Ginting Ediman Ginting Suka Ediman Ginting Suka Eko Arief Setiadi Elsa Mega Puspitaratu Fajar Nurjaman Fitri Fitri Gurum Ahmad Pauzi Herullah Herullah Indah Pratiwi Indriyawati, Agapetalia Intan Wandira Iqbal Firdaus Ismi Nurhayati Isnugroho, Kusno Iwan M Ridwan Jayanti Pusvitasari Jennifer Kapriati Pakpahan Junaidi Junaidi Junaidi Junaidi Karlina Rahmah Malik, Daffa Abdul Mareli Telaumbanua Marjunus, Roniyus Muhammad Amin Muhammad Amin Muhammad Nursani Muhammad Rizki Muhammad Yunus Nabilah Rafidiyah Nia Diana Nindia Agustin Oktaviando, Fany Oktivianty, Shella Windi Parmadean Subayang Pauzi, Gurum Ahmad Perdamean Sebayang Posman Manurung R Rosalina Rianita Nurhasanah Rio Orlando Pratama Riski Wulan Sari Risky Putra Ramadhan Rizky Damayanti Rudy T M Situmeang S Suprihatin Sembiring, Simon Shella Windi Oktivianty Simon Sembiring Simon Sembiring Simon Sembiring Simon Sembiring Slamet Sumardi, Slamet Sri Harjanti Suci Pangestuti Sudibyo Sudibyo Suprihatin Suprihatin Suprihatin Suprihatin Suprihatin Suprihatin Suprihatin Suprihatin Supriyanto, Amir Sutopo Hadi Syafriadi Syafriadi Syafriadi Syafriadi Syah, Aminudin Telaumbanua, Syukur Trianasari Trianasari Trianasari, Trianasari Vega Rahmawati Ar Wahyuningsih Wahyuningsih Wasinton Simanjuntak Wasinton Simanjuntak Wini Rahmawati Wisnu Ari Adi Yanti Yulianti Yanti Yulianti Yanti Yulianti Yayat Iman Supriyatna Yayat Iman Supriyatna Yohanes W.M Purba Yusup Hendronursito, Yusup Zahra Maria Ulfa