Article

Manurung, Posman and MAHARANI, MAHARANI (2022) Pengaruh Isopropil Alkohol (IPA) pada Pembentukan Nanotitania Menggunakan Metode Hidrotermal pada Temperatur 250 oC. Jurnal Teori dan Aplikasi Fisika, 10 (2). pp. 179-186. ISSN ISSN 2303-016X

Manurung, Posman and Lestari, Puji and Karo Karo, Pulung (2022) Pengaruh Waktu Penambahan Doping Fluor terhadap Luas Permukaan dan Struktur Nanotitania dengan Menggunakan Metode Sol-Gel. Jurnal Teori dan Aplikasi Fisika, 10 (2). pp. 137-144. ISSN 2303-016X

Manurung, Posman and Ginting, Erika and Ginting Suka, Ediman and Suprihatin, Suprihatin (2022) Synthesis and Characterisation of Nano-silica Based on Pumice Using NaOH. Journal of Physical Science,, 33 (1). pp. 17-28. ISSN 2180-4230

Manurung, Posman and Octavia, Nurul and Junaidi, Junaidi and Karo Karo, Pulung (2022) Sintesis dan Karakterisasi Serat Nanotitania dengan Metode Electrospinning. Jurnal Teori dan Aplikasi Fisika, 10 (2). pp. 169-178. ISSN ISSN 2303-016X

Karyanto, Karyanto and Haerudin, Nandi and zaenudin, ahmad and Suharno, Suharno and Darmawan, I Gede Boy and Adli, Muhammad and Manurung, Posman (2021) Numerical modeling for the steady-state condition of the geothermal system in Way Ratai. Journal of Applied Science and Engineering, 25 (3). pp. 447-456. ISSN 15606686

Nurjaman, Fajar and Sari, Yuliana and Manurung, Posman and Handoko, Anton (2021) Study of Binary, Ternary, and Quaternary Basicity in Reduction of Saprolitic Nickel Ore. Trans Indian Inst Met, 74 (12). pp. 3240-3263. ISSN 0019-493X, 0972-2815

Nurjaman, Fajar and Sari, Yuliana and Manurung, Posman and Handoko, Anton (2021) Study of Binary, Ternary, and Quaternary Basicity in Reduction of Saprolitic Nickel Ore. Trans Indian Inst Met. ISSN 0019-493X, 0972-2815 (In Press)

Firdaus, Iqbal and Marjunus, Roniyus and Manurung, Posman (2021) Synthesis and characterization of TiO2 from Lampung’s Iron Sand using leaching method with temperature variation. Jurnal Fisika dan Aplikasinya, 17 (2). pp. 37-40. ISSN 2460-4682

Suciyati, SW and Manurung, Posman and Sembiring, Simon and Situmeang, Rudy T.M (2021) Comparative study of Cladophora sp. cellulose by using FTIR and XRD. IOP Journal of Physics : Conference Series, 1751 (-). 012075-012075. ISSN 1742-6596

Manurung, Posman and Rahmayanti, Dita and Maharani, Renita and Marjunus, Roniyus (2021) Photocatalysis Activity Nanotitania under Sunlight Irradiations. International Journal of Advances in Science, Engineering and Technology(IJASEAT), 9 (1). pp. 12-15. ISSN 2321-8991; 2321 –9009

Rajiman, Rajiman and Amin, Mohamad and Muttaqqi, Mohamad and Manurung, Posman and Riadini, Ajeng (2021) The Effect of Addition Basalt Stone and Coal as Substitution Material for Producing Cement Clinker. Sys Rev Pharm 2021;12(2):456-466, 12 (2). pp. 456-466.

Manurung, Posman and Rahmawati, Vega and Junaidi, Junaidi and Karo Karo, Pulung (2021) Pengaruh Variasi Polivinilpirolidon (PVP) Terhadap Pembentukan Serat Nano Titanium Dioksida (TiO2) Menggunakan Metode Electrospinning. Pengaruh Variasi Polivinilpirolidon (PVP) Terhadap Pembentukan Serat Nano Titanium Dioksida (TiO2) Menggunakan Metode Electrospinning, 2 (1). pp. 1-6. ISSN ISSN: 2747-2043E-ISSN:2774-2091

Manurung, Posman and Rahmayanti, Dita and Maharani, Renita and Marjunus, Roniyus (2021) Photocatalysis Activity Nanotitania under Sunlight Irradiations. Photocatalysis Activity Nanotitania under Sunlight Irradiations. pp. 1-4.

Manurung, Posman and Situmeang, Rudy T.M and Sinuhaji, Perdinan and Sembiring, Simon (2020) Effect of Sulfur Doped Nanotitania for Degradation of Remazol Yellow and Phenol. Asian Journal of Chemistry, 32 (12). pp. 3019-3023. ISSN ISSN: 0975-427X (Online)

Manurung, Posman and Marjunus, Roniyus (2020) Pengaruh Laju Penginjeksian Doping Fluor terhadap Aktivitas Fotokatalis Nanotitania Menggunakan Metode Sol Gel. Jurnal Teori dan Aplikasi Fisika, 8 (02). pp. 83-92. ISSN 2303-016X

Junaidi, Junaidi and Sembiring, Simon and Manurung, Posman and Hadi, Sutopo (2020) Conductive Layers Based on Silver Nanowires by Spray Coating Process. Revista de Chimie (Rev. Chim.). ISSN 668-8212

Karyanto, Karyanto and Haerudin, Nandi and Mulyasari, Rahmi and Suharno, Suharno and Manurung, Posman (2020) Geothermal Potential Assesment of Way Ratai Area Based on Thermal Conductivity Measurement to Measure Thermal Properties of Rocks. Journal of The Earth and Space Physics, 46 (2). pp. 10-16. ISSN 2538-3906 (In Press)

Karyanto, Karyanto and Haerudin, Nandi and Mulyasari, Rahmi and Suharno, Suharno and Manurung, Posman (2020) Geothermal Potential Assesment of Way Ratai Area Based on Thermal Conductivity Measurement to Measure Thermal Properties of Rocks. Journal of the Earth and Space Physics, 45 (4). pp. 89-98. ISSN 2538-371X

Manurung, Posman and Sembiring, Simon (2020) Pengaruh Perlakuan Termal Terhadap Karakteristik Aspal Komposit Berbasis Silika Sekam Padi. Jurnal Teori dan Aplikasi Fisika, 8 (1). pp. 119-126. ISSN 2303-016X

Manurung, Posman and Karo Karo, Pulung (2020) Pengaruh Variasi Konsentrasi NaOH Optimum pada Pembuatan Nanosilika dari Batu Apung. Jurnal Teori dan Aplikasi Fisika, 8 (1). pp. 11-16. ISSN 2303-016X

Manurung, Posman and Karo Karo, Pulung (2020) Pengaruh Variasi Konsentrasi NaOH Optimum pada Pembuatan Nanosilika dari Batu Apung. Jurnal Teori dan Aplikasi Fisika, 8 (1). pp. 11-16. ISSN 2303-016X

Putra Wijaya, Ketut and Suprihatin, Suprihatin and Manurung, Posman (2020) Variasi Kadar CaCO3 Terhadap Pertumbuhan Fasa Suoperkonduktor BPSCCO-2223 Menggunakan Metode Pencampuran Basah. Jurnal Aplikasi Sains, Informasi, Elektronika dan Komputer, 2 (1). pp. 80-89. ISSN ISSN-2685-497X

Manurung, Posman and Karo-karo, Pulung (2019) Effect of Thiourea as a Doping for Nanotitania. Journal of Technomaterials Physics, 1 (2). pp. 81-88. ISSN 2656-0755

Manurung, Posman and Karo Karo, Pulung (2019) Pengaruh Laju Injeksi Doping Sulfur terhadap Aktivitas Fotokatalis Nanotitania Menggunakan Metode Sol Gel. Jurnal Teori dan Aplikasi Fisika, 07 (02). pp. 223-230. ISSN 2303-016X

Manurung, Posman and Karo Karo, Pulung (2019) Pengaruh Laju Injeksi Doping Sulfur terhadap Aktivitas Fotokatalis Nanotitania Menggunakan Metode Sol Gel. Jurnal Teori dan Aplikasi Fisika, 7 (2). pp. 223-230. ISSN 2303-016X

Manurung, Posman and Fricilia, Nola and Riyanto, Agus (2019) The Physical Properties of Polyethylene/Nanotitania Composites as Thickness Function. Jurnal Teori dan Aplikasi Fisika, 7 (1). pp. 83-90. ISSN 2303-016X

Manurung, Posman and Riyanto, Agus (2019) Sifat Fisis Komposit Pe/Nanosilika sebagai Fungsi Ketebalan. Jurnal Teori dan Aplikasi Fisika, 7 (1). pp. 117-124. ISSN 2303-016X

Manurung, Posman and Warsito, Warsito and Simon, Sembiring and Damayanti, Damayanti (2019) E-crm Information System for Tapis Lampung SMEs. Journal of Physics: Conference Series. pp. 1-11.

Manurung, Posman and yulianti, yanti (2019) Pengaruh Ethanolamina (MEA) dalam Pembentukan TIO2 dari Bahan Awal Ti Butoksida. Jurnal Teori dan Aplikasi Fisika, 7 (2). pp. 153-160. ISSN 2303-016X

Trisna Nuraini, Riska and Manurung, Posman and Suprihatin, Suprihatin (2019) Pengaruh Variasi H2SO4 Pada Pembentukan Nanosilika Berbasis Batu Apung. Jurnal Teori dan Aplikasi Fisika, 7 (2). pp. 125-132. ISSN 2303-016X

Fricilia, Nola and Manurung, Posman and Riyanto, Agus (2019) The Physical Properties of Polyethylene/Nanotitania Composites as Thickness Function. Jurnal Teori dan Aplikasi Fisika, 7 (1). pp. 83-89. ISSN 2303-016X

Sari, Tria and Manurung, Posman and Riyanto, Agus (2019) Sifat Fisis Komposit Pe/Nanosilika sebagai Fungsi Ketebalan. Jurnal Teori dan Aplikasi Fisika, 7 (1). pp. 117-124. ISSN 2303-016X

Ginting, Erika and Manurung, Posman and Riyanto, Agus (2018) PENGARUH KONSENTRASI NaOH PADA EKSTRAK NANOSILIKA BERBASIS BATU APUNG. Jurnal Teori dan Aplikasi Fisika, 06 (02). pp. 209-2017. ISSN 2303-016X

Manurung, Posman and yulianti, yanti (2018) Pengaruh Variasi Konsentrasi HCl pada Pembentukan Nanosilika Berbasis Batu Apung. Jurnal Teori dan Aplikasi Fisika, 7 (2). pp. 161-168. ISSN 2303-016X

setiawati, nurqori and Manurung, Posman and Sembiring, Simon (2018) Pengaruh Variasi NaOH terhadap Karakteristik Nanosilika Berbasis Batu Apung. Jurnal Teori dan Aplikasi Fisika, 6 (2). ISSN 2303-016X

Supardi, Supardi and Ertikanto, Chandra and Manurung, Posman (2017) Student Worksheet Static Fluid Material Based on Scientific Approach Using Giuded Inquiry Model. International Journal of Science and Applied Science: Conference Series, 2 (1). pp. 368-380. ISSN 2549-4635 E-ISSN: 2549-4627

Sahtoni, Sahtoni and Suyatna, Agus and Manurung, Posman (2017) Implementation of student’s worksheet based on project based learning (pjbl) to foster student’s creativity. International Journal of Science and Applied Science: Conference Series, 2 (1). pp. 329-337. ISSN 2549-4635 E-ISSN: 2549-4627

Ulfah, Fatia and Suprihatin, Suprihatin and Manurung, Posman (2017) Reversibilitas Reaksi Elektrokimia pada Elektroda Superkapasitor Zeolit Berbasis Silika Sekam Padi yang Dikalsinasi pada Suhu 450, 550, dan 650 � C. Reversibilitas Reaksi Elektrokimia pada Elektroda Superkapasitor Zeolit Berbasis Silika Sekam Padi yang Dikalsinasi pada Suhu 450, 550, dan 650 C, 5 (1). ISSN 2549-1156

Ulfah, Fatia and Suprihatin, Suprihatin and Manurung, Posman (2017) Reversibilitas Reaksi Elektrokimia pada Elektroda Superkapasitor Zeolit Berbasis Silika Sekam Padi yang Dikalsinasi pada Suhu 450, 550, dan 650oC. Jurnal Teori dan Aplikasi Fisika, 5 (1). pp. 31-36.

Situmeang, Rudy T.M and wibowo, sukma and Simanjuntak, Wasinton and Supryanto, R and Amalia, Rizki and Septanto, Mitra and Manurung, Posman and Sembiring, Simon (2015) Characteristics of Nanosize Spinel NixFe3-XO4 Prepared By Sol-Gel Method Using Egg White As Emulsifying Agent. Indonesian Journal of Chemistry, 15 (2). pp. 116-122. ISSN 1411 9420

Manurung, Posman and Situmeang, Rudy T.M and Ginting, Ediman and Pardede, Indra (2015) SYNTHESIS AND CHARACTERIZATION OF TITANIA-RICE HUSK SILICA COMPOSITES AS PHOTOCATALYST. Indonesian Journal of Chemistry, 15 (1). pp. 36-42. ISSN 1411 9420

Situmeang, Rudy T.M and Manurung, Posman and Sulistyo, Septhian Tri and Hadi, Sutopo and Simanjuntak, Wasinton and Sembiring, Simon (2015) Sol-Gel Method for Preparation Of Nanosize NiFe2-XCoxO4 Using Egg White. Asian Journal of Chemistry, 27 (3). pp. 1138-1142. ISSN ISSN: 0975-427X (Online)

Simanjuntak, Wasinton and Sembiring, Simon and Manurung, Posman and Situmeang, Rudy T.M and Low, I.M (2013) Characteristics of aluminosilicates prepared from rice husk silica and aluminum metal. Ceramic Internasional, 39 (8). pp. 9369-9375. ISSN 0272-8842

Supriyanto, Amir and Suciyati, Sri Wahyu and Marjunus, Roniyus and Manurung, Posman Pelatihan Pengelolaan dan Pengembangan Laboratorium Fisika SMA Kabupaten Lampung Tengah. NEAR: Jurnal Pengabdian Masyarakat. ISSN 2809-2708

Karo Karo, Pulung and Manurung, Posman Pengaruh Laju Injeksi Doping Sulfur terhadap Aktivitas Fotokatalis Nanotitania Menggunakan Metode Sol Gel. Jurnal Teori dan Aplikasi Fisika. ISSN 2303-016X

Firdaus, Iqbal and Stevani, Anggi and Handayani, Yudhistira Novitasari and Febriyanti, Nadia and Marjunus, Roniyus and Manurung, Posman Synthesis and characterization of TiO2 from Lampung’s Iron Sand using leaching method with temperature variation. Jurnal Fisika dan Aplikasinya. ISSN 2460-4682 (Submitted)

Marjunus, Roniyus and Handayani, Yudhistira Novitasari and Stevani, Anggi and Febriyanti, Nadia and Firdaus, Iqbal and Manurung, Posman Synthesis and characterization of TiO2 from Lampung’s ilmenite using leaching method with variation of time duration. Journal of Physics: Conference Series. ISSN Print : 1742-6588 Online : 1742-6596

Book Section

Manurung, Posman and Maharani, Renita and Rahmayanti, Dita (2021) MULTIFASA NANOTITANIA BERBASIS BAHAN TITANIUM BUTOKSIDA. In: MULTIFASA NANOTITANIA BERBASIS BAHAN TITANIUM BUTOKSIDA. Pustaka Media, Bandarlampung, pp. 1-89. ISBN 9786236024126

Conference or Workshop Item

Marjunus, Roniyus and Firdaus, Iqbal and Manurung, Posman (2021) Synthesis and Characterization of TiO2 Thin Film Based on Iron Sand of Lampung Province - Indonesia. In: International Symposium on Physics and Applications (ISPA 2020), 17-18 December 2020, Surabaya, Indonesia.

Marjunus, Roniyus and Handayani, Yudhistira Novitasari and Stevani, Anggi and Febriyanti, Nadia and Firdaus, Iqbal and Manurung, Posman (2021) Synthesis and characterization of TiO2 from Lampung’s ilmenite using leaching method with variation of time duration. In: The 10th International Conference on Theoretical and Applied Physics (ICTAP2020), 20-22 November 2020, Mataram, West Nusa Tenggara, Indonesia.

Book

Manurung, Posman and Maharani, Renita and Rahmayanti, Dita (2021) MULTIFASA NANOTITANIA BERBASIS BAHAN TITANIUM BUTOKSIDA. Pustaka Media, Bandarlampung. ISBN 9786236024126

Manurung, Posman (2019) Analisis Data Difraksi Sinar-X. AURA Publishing, Bandarlampung. ISBN 9786232110434

Manurung, Posman (2018) Nanomaterial: Tinjauan Ilmu Masa Kini. Andi Offset, Yogyakarta. ISBN 9789792963687

Other

Karyanto, Karyanto and Haerudin, Nandi and Mulyasari, Rahmi and Suharno, Suharno and Manurung, Posman Geothermal Potential Assesment of Way Ratai Area Based on Thermal Conductivity Measurement to Measure Thermal Properties of Rocks. Jurusan Teknik Geofisika, Fakultas Teknik, Universitas Lampung. (Unpublished)

Karyanto, Karyanto and Sihabudin, Acep and Darmawan, I Gede Boy and Suharno, Suharno and Manurung, Posman Hasil Pengecekkan Similarity Artikel "Characterizing near‑surface features of shallow shear wave velocity in the Way Ratai geothermal field". Springer Nature.

Karyanto, Karyanto and Haerudin, Nandi and zaenudin, ahmad and Suharno, Suharno and Darmawan, I Gede Boy and Adli, Muhammad and Manurung, Posman Numerical modeling for the steady-state condition of the geothermal system in Way Ratai. Tamkang University Press.

Karyanto, Karyanto and Haerudin, Nandi and zaenudin, ahmad and Suharno, Suharno and Darmawan, I Gede Boy and Adli, Muhammad and Manurung, Posman Numerical modeling for the steady-state condition of the geothermal system in Way Ratai. Jurusan Teknik Geofisika, Fakultas Teknik, Universitas Lampung. (Unpublished)

Karyanto, Karyanto and Haerudin, Nandi and zaenudin, ahmad and Suharno, Suharno and Darmawan, I Gede Boy and Adli, Muhammad and Manurung, Posman Similarity_Numerical modeling for the steady-state condition of the geothermal system in Way Ratai. Journal of Applied Science and Engineering. (Unpublished)

Karyanto, Karyanto and Haerudin, Nandi and Mulyasari, Rahmi and Suharno, Suharno and Manurung, Posman Similiarity_Geothermal Potential Assesment of Way Ratai Area Based on Thermal Conductivity Measurement to Measure Thermal Properties of Rocks. Institute of Geophysics, University of Tehran. (Unpublished)

Karyanto, Karyanto and Haerudin, Nandi and zaenudin, ahmad and Suharno, Suharno and Darmawan, I Gede Boy and Adli, Muhammad and Manurung, Posman Similiarity_Numerical modeling for the steady-state condition of the geothermal system in Way Ratai. Tamkang University Press. (Unpublished)