Search Results - "Tanra, Ivan"

Suppression of self-absorption in laser-induced breakdown spectroscopy using a double pulse orthogonal configuration to create vacuum-like conditions in atmospheric air pressure by Karnadi, Indra, Pardede, Marincan, Tanra, Ivan, Hedwig, Rinda, Marpaung, Alion Mangasi, Lie, Zener Sukra, Jobiliong, Eric, Kwaria, Dennis, Suliyanti, Maria Margaretha, Ramli, Muliadi, Lahna, Kurnia, Lie, Tjung Jie, Suyanto, Hery, Kurniawan, Koo Hendrik, Kagawa, Kiichiro

“…Self-absorption, which is known to severely disturb identification of the emission peak intensity in emission-based spectroscopy, was first studied using…”
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High sensitivity hydrogen analysis in zircaloy-4 using helium-assisted excitation laser-induced breakdown spectroscopy by Pardede, Marincan, Karnadi, Indra, Hedwig, Rinda, Tanra, Ivan, Iqbal, Javed, Marpaung, Mangasi Alion, Suliyanti, Maria Margaretha, Jobiliong, Eric, Abdulmadjid, Syahrun Nur, Idris, Nasrullah, Khumaeni, Ali, Shiddiq, Muhandis, Rhizma, Mario Gracio Anduinta, Lie, Zener Sukra, Bilal, Muhammad, Kurniawan, Davy Putra, Lie, Tjung Jie, Kurniawan, Koo Hendrik, Kagawa, Kiichiro

“…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…”
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Using laser-generated air spark to suppress the self-reversal effect of laser-induced breakdown spectroscopy (LIBS) for quantitative in-situ analysis of high-concentration Al in Ti-Al alloys by Hedwig, Rinda, Karnadi, Indra, Pardede, Marincan, Tanra, Ivan, Marpaung, Alion Mangasi, Suliyanti, Maria Margaretha, Huang, Ethelyn Meici, Lie, Tjung Jie, Kurniawan, Koo Hendrik, Kagawa, Kiichiro

“…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…”
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Simple defocus laser irradiation to suppress self-absorption in laser-induced breakdown spectroscopy (LIBS) by Marpaung, Alion Mangasi, Harefa, Edward, Pardede, Marincan, Karnadi, Indra, Hedwig, Rinda, Tanra, Ivan, Suliyanti, Maria Margaretha, Lie, Zener Sukra, Shiddiq, Muhandis, Ramli, Muliadi, Lahna, Kurnia, Jobiliong, Eric, Abdulmadjid, Syahrun Nur, Idris, Nasrullah, Khumaeni, Ali, Setiabudi, Wahyu, Suyanto, Hery, Lie, Tjung Jie, Kurniawan, Koo Hendrik, Kagawa, Kiichiro

“…This study introduces a novel and simple way to suppress the self-absorption effect in laser-induced breakdown spectroscopy (LIBS) by utilizing a defocusing…”
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Emission Spectrochemical Analysis of Soft Samples Including Raw Fish by Employing Laser-Induced Breakdown Spectroscopy with a Subtarget at Low-Pressure Helium Gas by Marpaung, Alion Mangasi, Abdulmadjid, Syahrun Nur, Ramli, Muliadi, Idris, Nasrullah, Khumaeni, Ali, Budi, Wahyu Setia, Suyanto, Hery, Suliyanti, Maria Margaretha, Karnadi, Indra, Tanra, Ivan, Pardede, Marincan, Jobiliong, Eric, Hedwig, Rinda, Lie, Zener Sukra, Kurniawan, Koo Hendrik, Kagawa, Kiichiro

“…Laser-induced breakdown spectroscopy (LIBS) to detect the light elements such as lithium (Li) and boron (B) and heavy elements such as copper (Cu) and lead…”
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Water Recycling System Through Filtration to Increase Production Efficiency at Small-Scaled Tofu Industry by Aang Soenandi, Iwan, Rosani Purba, Florensa, Tanra, Ivan

“…Tofu industry, which consider as a small and medium scale industry (UMKM), use a lot of water in its production process. In order to increase its profit, they…”
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Suppression of self-absorption effect in laser-induced breakdown spectroscopy by employing a Penning-like energy transfer process in helium ambient gas by Hedwig, Rinda, Tanra, Ivan, Karnadi, Indra, Pardede, Marincan, Marpaung, Alion Mangasi, Lie, Zener Sukra, Kurniawan, Koo Hendrik, Suliyanti, Maria Margaretha, Lie, Tjung Jie, Kagawa, Kiichiro

“…A unique approach for achieving total suppression of the self-absorption effect in laser-induced breakdown spectroscopy (LIBS) has been demonstrated employing…”
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In-Situ Lithium Analysis In MgLi Alloys Using Laser-Induced Breakdown Spectroscopy with a Compact Chamber by Tanra, Ivan, Pardede, Marincan, Karnadi, Indra, Hedwig, Rinda, Suliyanti, Maria Margaretha, Lie, Zener Sukra, Ramli, Muliadi, Abdulmadjid, Syahrun Nur, Khumaeni, Ali, Kurniawan, Davy Putra, Lie, Tjung Jie, Kurniawan, Koo Hendrik, Kagawa, Kiichiro

“…This study explores the feasibility of in situ Lithium (Li) analysis in Magnesium-Lithium (MgLi) alloys using Laser-Induced Breakdown Spectroscopy (LIBS). It…”
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Unusual parallel laser irradiation for suppressing self-absorption in single pulse laser-induced breakdown spectroscopy by Pardede, Marincan, Karnadi, Indra, Lie, Zener Sukra, Jobiliong, Eric, Tanra, Ivan, Hedwig, Rinda, Marpaung, Alion Mangasi, Suyanto, Hery, Suliyanti, Maria Margaretha, Kwaria, Dennis, Lie, Tjung Jie, Kurniawan, Koo Hendrik, Kagawa, Kiichiro

“…This study demonstrates a new approach for suppressing the self-absorption effect in single-pulse laser-induced breakdown spectroscopy (LIBS) using unusual…”
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Food analysis employing high energy nanosecond laser and low pressure He ambient gas by Hedwig, Rinda, Lahna, Kurnia, Idroes, Rinaldi, Karnadi, Indra, Tanra, Ivan, Iqbal, Javed, Kwaria, Dennis, Kurniawan, Davy Putra, Kurniawan, Koo Hendrik, Tjia, May On, Kagawa, Kiichiro

“…We report the results of an experimental study of food analysis using Nd:YAG nanosecond (ns) laser at various pulse energies in atmospheric ambient air and He…”
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Underlying Physical Process for the Unusual Spectral Quality of Double Pulse Laser Spectroscopy in He Gas by Pardede, Marincan, Jobiliong, Eric, Lahna, Kurnia, Idroes, Rinaldi, Suyanto, Hery, Marpaung, Alion Mangasi, Abdulmadjid, Syahrun Nur, Idris, Nasrullah, Ramli, Muliadi, Hedwig, Rinda, Lie, Zener Sukra, Lie, Tjung Jie, Karnadi, Indra, Tanra, Ivan, Kwaria, Dennis, Suliyanti, Maria Margaretha, Khumaeni, Ali, Setia Budi, Wahyu, Kurniawan, Koo Hendrik, Kagawa, Kiichiro, Tjia, May On

“…This study is aimed at elucidating the physical processes responsible for the excellent spectral qualities in terms of full width at half-maximum (fwhm) and…”
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Air spark-assisted excitation to suppress the self-reversal effect in nanosecond UV laser-induced breakdown spectroscopy by Karnadi, Indra, Pardede, Marincan, Harefa, Edward, Tanra, Ivan, Hedwig, Rinda, Harsono, Budi, Hadiyanto, Marvin Yonathan, Lie, Tjung Tjie, Zhou, Weidong, Kagawa, Kiichiro, Kurniawan, Koo Hendrik

“…A self-reversal effect in plasma has affected the accuracy of laser-induced breakdown spectroscopy (LIBS). This effect becomes pronounced in a high-density and…”
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