Zobrazeno 1 - 10
of 104
pro vyhledávání: '"Nasrullah Idris"'
Publikováno v:
Indonesian Journal of Chemistry, Vol 24, Iss 3, Pp 755-775 (2024)
Laser-induced breakdown spectroscopy (LIBS) was employed to characterize the geochemical signatures layer by layer of 2004 Indian Ocean tsunami deposits in Seungko Mulat Village, Aceh Province, Indonesia. In the LIBS experimental setup, a Nd-YAG lase
Externí odkaz:
https://doaj.org/article/e9d1bfa8ad9f451e8d58740e8437522f
Autor:
Marincan Pardede, Indra Karnadi, Rinda Hedwig, Ivan Tanra, Javed Iqbal, Mangasi Alion Marpaung, Maria Margaretha Suliyanti, Eric Jobiliong, Syahrun Nur Abdulmadjid, Nasrullah Idris, Ali Khumaeni, Muhandis Shiddiq, Mario Gracio Anduinta Rhizma, Zener Sukra Lie, Muhammad Bilal, Davy Putra Kurniawan, Tjung Jie Lie, Koo Hendrik Kurniawan, Kiichiro Kagawa
Publikováno v:
Scientific Reports, Vol 11, Iss 1, Pp 1-10 (2021)
Abstract High-sensitivity detection of hydrogen (H) contained in zircaloy-4, a commonly used material for nuclear fuel containers, is crucial in a nuclear power plant. Currently, H detection is performed via gas chromatography, which is an offline an
Externí odkaz:
https://doaj.org/article/4439f8c74afa40989646c96e47dae667
Autor:
Alion Mangasi Marpaung, Edward Harefa, Marincan Pardede, Indra Karnadi, Rinda Hedwig, Ivan Tanra, Maria Margaretha Suliyanti, Zener Sukra Lie, Muhandis Shiddiq, Muliadi Ramli, Kurnia Lahna, Eric Jobiliong, Syahrun Nur Abdulmadjid, Nasrullah Idris, Ali Khumaeni, Wahyu Setiabudi, Hery Suyanto, Tjung Jie Lie, Koo Hendrik Kurniawan, Kiichiro Kagawa
Publikováno v:
Heliyon, Vol 8, Iss 8, Pp e10057- (2022)
This study introduces a novel and simple way to suppress the self-absorption effect in laser-induced breakdown spectroscopy (LIBS) by utilizing a defocusing laser irradiation technique. For this purpose, a Nd:YAG laser with a wavelength of 1,064 nm a
Externí odkaz:
https://doaj.org/article/5b69e92a61bb4873b82a055e6a541943
Autor:
Alion Mangasi Marpaung, Syahrun Nur Abdulmadjid, Muliadi Ramli, Nasrullah Idris, Ali Khumaeni, Wahyu Setia Budi, Hery Suyanto, Maria Margaretha Suliyanti, Indra Karnadi, Ivan Tanra, Marincan Pardede, Eric Jobiliong, Rinda Hedwig, Zener Sukra Lie, Koo Hendrik Kurniawan, Kiichiro Kagawa
Publikováno v:
ACS Omega, Vol 5, Iss 27, Pp 16811-16818 (2020)
Externí odkaz:
https://doaj.org/article/95f851a2f16f490499e3849f366f9dda
Publikováno v:
Indonesian Journal of Chemistry, Vol 19, Iss 3, Pp 606-614 (2019)
Analysis of impurity in powder samples has been made by using metal-assisted laser-induced plasma spectroscopy utilizing a pulsed CO2 laser. Various powders including food powder, supplement powder, baby powder, and medicine powder were employed as s
Externí odkaz:
https://doaj.org/article/12b2f7ebf23a48ba8de42d93d61ba8ef
Autor:
Muliadi Ramli, Anneza Astriet, T. Banta Darmawan, Saiful Saiful, Susilawati Susilawati, Nasrullah Idris
Publikováno v:
Jurnal Natural, Vol 19, Iss 1, Pp 24-29 (2019)
Hematite (Fe2O3) was successfully extracted from the Aceh iron ore mineral by precipitation method with employing sulphuricacid (H2SO4) as chemical agent. Furthermore, the extracted hematite was modified with sodium metal (K), namely it doped with Na
Externí odkaz:
https://doaj.org/article/c5d2027f88a9498e853135b8afa4fe70
Autor:
Nasrullah Idris, Kurnia Lahna, Muliadi Ramli, Taufik Fuadi Abidin, Wahyu Setia Budi, Maria Margareta Suliyanti, Koo Hendrik Kurniawan, May On Tjia, Kiichiro Kagawa
Publikováno v:
Heliyon, Vol 6, Iss 12, Pp e05711- (2020)
Laser induced breakdown is a highly temporally and spatially dynamic phenomenon, normally studied using a highly temporally resolved optical detector system. In this work, a compact, low cost optical multichannel analyzer (OMA) system without a built
Externí odkaz:
https://doaj.org/article/78942976a5fc47b59e8836e6b0abdd3d
Publikováno v:
AIP Advances, Vol 8, Iss 5, Pp 055121-055121-11 (2018)
We report the result of an experimental study that shows the remarkable benefits of generating a micro shock wave plasma by low energy (800 μJ) nanosecond (ns) Nd:YAG laser irradiation on a solid target in open air and the efficient detection of the
Externí odkaz:
https://doaj.org/article/054799574ad74963b2a1a89bd1417273
Publikováno v:
Journal of Aceh Physics Society, Vol 0, Iss 0 (2012)
Bottled water is clean water ready to drink quickly without cooking however, it is not all of the bottled water have a good quality. The quality of water can be observed from the optical properties of water, such as clarity and refractive index. A st
Externí odkaz:
https://doaj.org/article/79debb37801043b69606909e37bbdf07
Publikováno v:
Journal of Aceh Physics Society, Vol 0, Iss 0 (2012)
The objective of this research is to examine the effect of the palm fibre from arenga pinnata Merr on thermal conductivity of foamed concrete. The sample was made at civil Engineers Departement labolatory with specific gravity of 1.0 and 1.4 with var
Externí odkaz:
https://doaj.org/article/a19987bec8cc4690bc0a4d6d604e41e5