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All Journal HAYATI Journal of Biosciences Buletin Agrohorti Jurnal Biofisika Jurnal Ilmu Pertanian Indonesia Jurnal Fitopatologi Indonesia Jurnal Teknologi Industri Pertanian Jurnal Ilmu dan Teknologi Hasil Hutan Jurnal Pengolahan Hasil Perikanan Indonesia VALENSI Jurnal Veteriner International Journal of Renewable Energy Development JURNAL KIMIA SAINS DAN APLIKASI Jurnal Ilmu Dasar POSITRON Jurnal Penelitian Fisika dan Aplikasinya (JPFA) Jurnal Sains Materi Indonesia Jurnal Keteknikan Pertanian Jurnal Penelitian Hasil Hutan Buletin Penelitian Tanaman Rempah dan Obat Teknik dan Ilmu Komputer Jurnal Matematika & Sains Rekayasa Mesin JFA (Jurnal Fisika dan Aplikasinya) Jurnal Spektra Jurnal Agro JOURNAL ONLINE OF PHYSICS Omega: Jurnal Fisika dan Pendidikan Fisika Jurnal Fisika FLUX Jurnal Riset Veteriner Indonesia (Journal of The Indonesian Veterinary Research) Prosiding Seminar Nasional Teknoka Indonesian Journal of Chemistry Jurnal Purifikasi Jurnal Ilmu Fisika Jambura Physics Journal Jurnal Ilmu dan Teknologi Kayu Tropis JCPS (Journal of Current Pharmaceutical Sciences) JURNAL Al-AZHAR INDONESIA SERI SAINS DAN TEKNOLOGI Jurnal Fisika dan Terapannya Jurnal Penelitian Hasil Hutan Buletin Penelitian Tanaman Rempah dan Obat Wood Research Journal : Journal of Indonesian Wood Research Society Wood Research Journal : Journal of Indonesian Wood Research Society Makara Journal of Science Makara Journal of Technology Jurnal Ilmiah Sains Time in Physics: Journal for Theoretical, Instrumentation, Material-Molecular, and Education Physics Radial : Jurnal Ilmiah Sains Dan Rekayasa International Journal of Renewable Energy Development Wahana Fisika : Jurnal Fisika dan Terapannya Jurnal Sains Materi Indonesia Jurnal Penelitian Hasil Hutan
Akhiruddin Maddu
Departemen Fisika, Fakultas Matematika Dan Ilmu Pengetahuan Alam, Institut Pertanian Bogor, Kampus IPB Dramaga, Jalan Agatis, Bogor 16680 Jawa Barat
Agriculture, Biological Sciences & Forestry Astronomy Automotive Engineering Biochemistry, Genetics & Molecular Biology Chemical Engineering, Chemistry & Bioengineering Chemistry Civil Engineering, Building, Construction & Architecture Computer Science & IT Control & Systems Engineering Decision Sciences, Operations Research & Management Earth & Planetary Sciences Education Electrical & Electronics Engineering Energy Engineering Environmental Science Industrial & Manufacturing Engineering Materials Science & Nanotechnology Mathematics Mechanical Engineering Medicine & Pharmacology Physics Public Health Veterinary

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Journal : Jurnal Ilmu dan Teknologi Kayu Tropis

 1 
Nondestructive bending strength testing of wood wool cement board from some fast growing species using stress wave velocity method Lina Karlinasari; Muhammad F Ikhsan; Dede Hermawan; Akhiruddin Maddu; Anita Firmanti
Jurnal Ilmu dan Teknologi Kayu Tropis Vol 9, No 2 (2011): Jurnal Ilmu dan Teknologi Kayu Tropis
Publisher : Masyarakat Peneliti Kayu Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (462.663 KB) | DOI: 10.51850/jitkt.v9i2.138

Abstract

The nondestructive testing using stress wave velocity method is known as most important tool to be used in quality control purposes. The aim of this study was to investigate the stress wave velocity (SWV) and to determine correlation between its velocity and dynamic MOE on static bending strength properties (MOE and MOR) of wood wool cement particleboards (WWCB). Thirty six WWCB particleboards from 3 tropical fast growing species (Paraserianthes falcataria, Maesopsis eminii, and Acacia mangium) and three different particleboards density of 0.5, 0.8 and 1.0 g cm-3 were made in this study. SWV value was determined using stress wave timer and it used to measure dynamic MOE. The measurement results of static bending strength method (MOEs and MOR) and by stress wave method were compared. The result showed the higher density of CBWW the higher of stress wave velocity. The WWCB particleboard of sengon possessed the highest value for both SWV and MOR. The dynamic MOE measured by stress wave method was about 80% higher than that static test. The good correlations were found between SWV and static MOE, MOR and it was statistically significant for linear regression model developed.Key words: fast growing species, nondestructive testing, static bending strength, stress wave velocity, wood wool cement particleboard
Carbon Structure of Coconut Coir Fibers Ismail Budiman; Akhiruddin Maddu; Gustan Pari; Subyakto Subyakto
Jurnal Ilmu dan Teknologi Kayu Tropis Vol 11, No 2 (2013): Jurnal Ilmu dan Teknologi Kayu Tropis
Publisher : Masyarakat Peneliti Kayu Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (399.383 KB) | DOI: 10.51850/jitkt.v11i2.88

Abstract

The objectives of the research was to characterize the structure of coconut coir fiber carbon. Carbonization was carried out at two successive phases, carbonization at 400 C for 300 minutes and then proceeded at 700, 800, and 900 C. In every temperature level was conducted for 45, 60, and 90 min. The structure of carbon was measured using X-ray diffraction (XRD), while the sample surface analysis was carried out using scanning electron microscopy (SEM). The results showed that the degree of crystallinity of the coconut fibers carbonized at 400 C (36.3%) was higher than uncarbonized fibers (16.36%) but lower compared to the coconut fiber carbonized at 700-900 C (41.5-59.81%). Surface analysis of samples showed that the carbonization led to the establishment and enlargement of pores in the fibers.Key words: carbon, coconut coir fiber, scanning electron microscopy, X-ray diffraction
Co-Authors - - Nurrahman . Sugianto Abdulloh Rifai Agus Ghautsun Niam Agus Sukarto Wismogroho Agus Sukarto Wismogroho, Agus Sukarto Ahmad Aminuddin Ahmad Sulaeman Ahmad, Faozan Aminuddin Aminuddin Andhika Prima Prasetyo Anita Firmanti Aribah, Putri Auliya Ilmiawati Bagus Irawan Bagus MARTIANTO Baihaqi, Hans Bambang - Riyanto Bambang Herawan Bambang Herawan, Bambang Bambang Riyanto Bambang Sugeng Bonny Poernomo Wahyu Soekarno Budi Arifin Candra A. Basuki Charlena Cherly Firdarini Cherly Firdharini Dede Hermawan Deded Sarip Nawawi Deded Sarip Nawawi Deni Shidqi Khaerudini Dimas Ramadhan Putra Dimas Ramadhan Putra Dimyati , Arbi Djoko Pujiarto Dodyk Pranowo Dyah Iswantini Elbersen, Wolter Erliza Noor Esa Ghanim Fadhallah Esa Ghanim Fadhallah Farly Reynol Tumimomor Fayakun, Kun Firdarini, Cherly Firdharini, Cherly Fitri Viva Yuningsih, Aida Fitriani Indahsari Gareso, Paulus P. Gareso, Paulus P. Gustan Pari Gustan Pari Gustan Pari Gustan Pari Gustan Pari Gustan Pari Gustini Syahbirin Hamdani Zain Hamdani Zain Hamdani Zain Hamdani Zain Hans Baihaqi Hardhienata, Hendradi Harry Ramza Harry Ramza Henny Purwaningsih HERA MAHESHWARI Herry Suhardiyanto Horasdia Saragih Huda Shalahudin Darusman Husin Alatas Ida Ayu Putu Sri Widnyani ikhwan wirahadikesuma Ikhwan Wirahadikesuma Imelia Dewi Inda Setyawati, Inda Ira Ukhtiningsih Ira Ukhtiningsih, Ira Irmansyah . Irmansyah Irmansyah Irmansyah Irmansyah Irmansyah Irmansyah Irzaman, Irzaman Ismail Budiman Ismail Budiman Isnaeni Isnaeni Isnaeni Isnaeni Isnaeni Isnaeni Isnaeni Jayadi Jayadi Jayadi Jayadi Jayadi Jayadi Jhav Sund Oktoricoento Johan D. Sirait Jufra Jufra Jumardin jumardin jumardin Kadapi, Muhamar koekoeh santoso Kokoeh Santoso Kudang Boro Seminar Kun Fayakun Kun Modjahidin Kun Modjahidin, Kun La Ode Muliadi LAKSMI AMBARSARI Liesbetini Haditjaroko Lina Karlinasari Luthfan Irfana M. Farouq Iksan Mahfuddin Zuhri Marga Asta Jaya Mulya Melinia Falestin Mersi Kurniati Moehamad Barmawi Mohamad Rahmad Suhartanto Mohammad Mujirudin Muhammad F Ikhsan Muhammad Ramdani Mujirudin, Mohammad Mulya, Marga Asta Jaya Nafisah Nafisah Novik Nurhidayat Nur Adi Saputra Nur Adi Saputra Nurfina Yudasari Nurul Rostami Dewi Nurul Rostami Dewi Oktarina Heriyani Oktoricoento, Jhav Sund Paulus P Gareso, Paulus P Pepen Arifin Permono Adi Putro Pramudito, Sidikrubadi Purawiardi , Ibrahim Purwantiningsih Sugita Purwantiningsih Sugita Rahman, Mohammad Syuhaimi Ab Rahmani, Nabiila Rahmaniah Nalwi Rahmaniah Nalwi Ramdani, Muhammad Ramza, Harry Rasyida Ulfa Ratna Sari Dewi Riano, Riza Rini Kurniasih, Rini Rinto Paputungan Rustami, Erus Safaruddin A Prasad Sahrudin Sahrudin Sahrudin, Sahrudin Sar Sardy Sar Sardy Sar Sardy Sari, Yessie Setyanto Tri Wahyudi Siti Nikmatin Sofian, Irmansyah Subyakto Subyakto SUBYAKTO SUBYAKTO Sugianto Arjo Sugianto, . Sugianto, . Sugianto, Sugianto Suhartanto, Muhammad Rahmad Sulaeman, Ahmad Sofyan Sulistioso Giat Sukaryo, Sulistioso Giat Sultan, Syamsu Supian, Latifah Sarah Supriyanto . Taqiyyah, Izzatut Tarcisius Rio Mardikanto Tatang Hidayat Wahyu Bambang Widayatno Wahyu Bambang Widayatno, Wahyu Bambang Wasrin Syafii Yayan Firmansyah Yessie Sari Yessie Widya Sari Yogi Waldingga Hasnedi Yulia Irdawati Yulia Sani Yulia Sani, Yulia Zetria Zikri