Zobrazeno 1 - 10
of 214
pro vyhledávání: '"Kiichiro Kagawa"'
Autor:
Rinda Hedwig, Indra Karnadi, Marincan Pardede, Ivan Tanra, Alion Mangasi Marpaung, Maria Margaretha Suliyanti, Ethelyn Meici Huang, Tjung Jie Lie, Koo Hendrik Kurniawan, Kiichiro Kagawa
Publikováno v:
Talanta Open, Vol 8, Iss , Pp 100251- (2023)
Ti-Al alloy is one of the most critical alloys that the world requires today. As a result, a rapid quantitative detection method to determine the Al concentration in this alloy, which typically ranges between 5 and 50%, is required. However, due to t
Externí odkaz:
https://doaj.org/article/de030f9b5e3f427e82b236f6b15cdef3
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
Autor:
Ali Khumaeni, Wahyu Setia Budi, Koo Hendrik Kurniawan, Ken-Ichi Fukumoto, Kazuyoshi Kurihara, Kiichiro Kagawa
Publikováno v:
Arabian Journal of Chemistry, Vol 15, Iss 1, Pp 103474- (2022)
Corrosion is one of the main reasons for in-core accidents in liquid sodium-cooled fast reactors, especially accidents due to fuel cladding pipe damage. It is urgently required to investigate what kind of compound is produced as a corrosion product a
Externí odkaz:
https://doaj.org/article/78eda0032aaf430fb6fe6a13f9669fd1
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:
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:
Heliyon, Vol 6, Iss 8, Pp e04670- (2020)
Trace elemental analysis on a surface of material has been recently imperative to be carried out especially in material industries. In this study, sophisticated setup of laser-induced breakdown spectroscopy has been arranged and demonstrated by emplo
Externí odkaz:
https://doaj.org/article/90acdd10a9fe4e59ae6cb9b006bc5f9b
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
Autor:
Hery Suyanto, Marincan Pardede, Rinda Hedwig, Alion Mangasi Marpaung, Muliadi Ramli, Tjung Jie Lie, Syahrun Nur Abdulmadjid, Koo Hendrik Kurniawan, May On Tjia, Kiichiro Kagawa
Publikováno v:
AIP Advances, Vol 6, Iss 8, Pp 085105-085105-7 (2016)
A time-resolved spectroscopic study is performed on the enhancement signals of He gas plasma emission using nanosecond (ns) and picosecond (ps) lasers in an orthogonal configuration. The ns laser is used for the He gas plasma generation and the ps la
Externí odkaz:
https://doaj.org/article/f996020b675d40d386019579b5162adf