Search Results - "Ratnayake, M."

Novel nickel isolation procedure for a wide range of sample matrices without using dimethylglyoxime for isotope measurements using MC-ICP-MS by Ratnayake, Dilan M., Tanaka, Ryoji, Nakamura, Eizo

“…Nickel isotope ratios have traditionally been used as an important tracer in cosmochemistry, and recently, it has gained attention in geochemistry,…”
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Label‐Free Identification of Single Mononucleotides by Nanoscale Electrophoresis by Choi, Junseo, Jia, Zheng, Riahipour, Ramin, McKinney, Collin J., Amarasekara, Charuni A., Weerakoon‐Ratnayake, Kumuditha M., Soper, Steven A., Park, Sunggook

“…Nanoscale electrophoresis allows for unique separations of single molecules, such as DNA/RNA nucleobases, and thus has the potential to be used as single…”
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Sustainable Transformation: A Case Study of an Engineering-to-Order Additive Manufacturing Firm by Larsson, Daria, Ratnayake, R. M. Chandima

“…Purpose: Addressing sustainability challenges in additive manufacturing (AM) is critical due to high energy consumption and waste. Optimising AM operations is…”
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Thin-Walled Cylindrical Shell Storage Tank under Blast Impacts: Finite Element Analysis by Al-Yacouby, Ahmad Mahamad, Hao, Lo Jia, Liew, M. S., Ratnayake, R. M. Chandima, Samarakoon, Samindi M. K.

“…Thin-walled cylindrical shell storage tanks are pressure vessels in which the walls of the vessel have a thickness that is much smaller than the overall size…”
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Enabling RDM in challenging environments via additive layer manufacturing: enhancing offshore petroleum asset operations by Chandima Ratnayake, R. M.

“…Redistributed manufacturing (RDM), together with additive layer manufacturing (ALM), enables a consumer-centric supply to be created and some of the challenges…”
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Unraveling the Cr Isotopes of Ryugu: An Accurate Aqueous Alteration Age and the Least Thermally Processed Solar System Material by Tanaka, Ryoji, Ratnayake, Dilan M., Ota, Tsutomu, Miklusicak, Noah, Kunihiro, Tak, Potiszil, Christian, Sakaguchi, Chie, Kobayashi, Katsura, Kitagawa, Hiroshi, Yamanaka, Masahiro, Abe, Masanao, Miyazaki, Akiko, Nakato, Aiko, Nakazawa, Satoru, Nishimura, Masahiro, Okada, Tatsuaki, Saiki, Takanao, Tanaka, Satoshi, Terui, Fuyuto, Tsuda, Yuichi, Usui, Tomohiro, Watanabe, Sei-ichiro, Yada, Toru, Yogata, Kasumi, Yoshikawa, Makoto, Nakamura, Eizo

“…Abstract The analysis of samples returned from the C-type asteroid Ryugu has drastically advanced our knowledge of the evolution of early solar system…”
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Functional Failure Criticality Assessment and Control of Power Distribution Systems: Failure Prioritization Using AHP by Attanayake, Attanayake Mudiyanselage Sakura Rancy Harshani, Chandima Ratnayake, R. M., Markeset, Tore

“…Power distribution systems consist of critical infrastructure with various categories of assets that require rigorous maintenance programs to ensure their…”
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Concerns about the use of 15:0, 17:0, and trans-16:1n-7 as biomarkers of dairy fat intake in recent observational studies that suggest beneficial effects of dairy food on incidence of diabetes and stroke by Ratnayake, W M Nimal

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Finite Element Analysis of Steel Plates with Rectangular Openings Subjected to Axial Stress by Al-Yacouby, Ahmad Mahamad, Mazli, Arwie Amri, Liew, M. S., Ratnayake, R. M. Chandima, Samarakoon, Samindi M. K.

“…Steel plates with openings are among the important ship structural components used in the ship’s hull to withstand the hydrostatic forces of the ocean, which…”
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Interplay of the Indian summer monsoon and intermonsoon precipitation in Sri Lanka due to ITCZ migration during the last 80000 years by Ranasinghe, P. N., Hughen, K. A., Wijewardhana, T. U. T., Ortiz, J. D., Kapuge, A. K. I. U., Ratnayake, Kalpani M., Nanayakkara, N. U., Hewawasam, A. L. T., Siriwardana, Y. P. S., Kodithuwakku, S.

“…Precipitation variations in the tropical Indian Ocean region result from changes in the Indian Summer Monsoon (ISM), as well as convective and cyclonic…”
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Antimicrobial potential of four mica drugs and their chemical and mineralogical properties by Wijenayake, Apsara, Abayasekara, Charmalie, Pitawala, Amarasooriya, Bandara, B M Ratnayake

“…Mica drugs, a group of herbo-metallic traditional preparations comprising biotite mica as the major mineral ingredient, are prescribed for skin disorders and…”
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Residual stress estimation in defect assessment procedures at weld toe and away locations on girth welds: Review of key parameters by Bhardwaj, Sachin, Chandima Ratnayake, R.M.

“…•Residual stresses profiles conservatism in fitness for service codes.•Defect assessment for regions at a distance away from welds and proximity…”
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Leaf extract of Osbeckia octandra induces apoptosis in oral squamous cell carcinoma cells by Kim, Jue Young, Kim, Jin, Bandara, B M Ratnayake, Tilakaratne, Wanninayake M, Kim, Dokyeong

“…Osbeckia octandra is a plant endemic to Sri Lanka and is used in ethnomedicine for treating various diseases. However, the anti-cancer properties of O…”
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On the Need for Effective Lean Daily Management in Engineering Design Projects: Development of a Framework by Biskupska, Daria, Chandima Ratnayake, R. M.

“…Engineering contractors (ECs) need to focus on minimizing performance waste, in order to maintain their competitiveness, as the global petroleum industry…”
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Pitfalls at the root of facial assessment on photographs: a quantitative study of accuracy in positioning facial landmarks by Cummaudo, M., Guerzoni, M., Marasciuolo, L., Gibelli, D., Cigada, A., Obertovà, Z., Ratnayake, M., Poppa, P., Gabriel, P., Ritz-Timme, S., Cattaneo, C.

“…In the last years, facial analysis has gained great interest also for forensic anthropology. The application of facial landmarks may bring about relevant…”
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Development of an empirical formula for machine classification: Prioritization of maintenance tasks by Stadnicka, Dorota, Antosz, Katarzyna, Chandima Ratnayake, R.M.

“…•Machine classification of manufacturing systems for optimizing maintenance to improve safety.•Use of existing models to develop a comprehensive…”
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Application of Lean Six Sigma Methodology and Queueing Theory to Minimize Systemic Variability: A Case Study from Public Services by Santhiapillai, F. P., Chandima Ratnayake, R. M.

“…This manuscript examines the application of queueing theory as a means to minimize systemic variability and implement Lean Six Sigma (LSS) based initiatives in…”
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Differences in the response of mesenchymal stem cells from healthy donors and OA patients to exogenous GDF5 during chondrogenic differentiation by Tselepi, M, Ratnayake, M, Bloxham, R, Reynard, L.N, Loughlin, J

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Assessment of Reliability and Remaining Fatigue Life of Topside Piping Using Dynamic Bayesian Network by Keprate, Arvind, Chandima Ratnayake, R. M.

“…Hydrocarbon release due to Vibration Induced Fatigue (VIF) costs millions of dollars each year in inspection, maintenance and replacement activities, as well…”
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On the origin and evolution of the asteroid Ryugu: A comprehensive geochemical perspective by NAKAMURA, Eizo, KOBAYASHI, Katsura, TANAKA, Ryoji, KUNIHIRO, Tak, KITAGAWA, Hiroshi, POTISZIL, Christian, OTA, Tsutomu, SAKAGUCHI, Chie, YAMANAKA, Masahiro, RATNAYAKE, Dilan M., TRIPATHI, Havishk, KUMAR, Rahul, AVRAMESCU, Maya-Liliana, TSUCHIDA, Hidehisa, YACHI, Yusuke, MIURA, Hitoshi, ABE, Masanao, FUKAI, Ryota, FURUYA, Shizuho, HATAKEDA, Kentaro, HAYASHI, Tasuku, HITOMI, Yuya, KUMAGAI, Kazuya, MIYAZAKI, Akiko, NAKATO, Aiko, NISHIMURA, Masahiro, OKADA, Tatsuaki, SOEJIMA, Hiromichi, SUGITA, Seiji, SUZUKI, Ayako, USUI, Tomohiro, YADA, Toru, YAMAMOTO, Daiki, YOGATA, Kasumi, YOSHITAKE, Miwa, ARAKAWA, Masahiko, FUJII, Atsushi, HAYAKAWA, Masahiko, HIRATA, Naoyuki, HIRATA, Naru, HONDA, Rie, HONDA, Chikatoshi, HOSODA, Satoshi, IIJIMA, Yu-ichi, IKEDA, Hitoshi, ISHIGURO, Masateru, ISHIHARA, Yoshiaki, IWATA, Takahiro, KAWAHARA, Kosuke, KIKUCHI, Shota, KITAZATO, Kohei, MATSUMOTO, Koji, MATSUOKA, Moe, MICHIKAMI, Tatsuhiro, MIMASU, Yuya, MIURA, Akira, MOROTA, Tomokatsu, NAKAZAWA, Satoru, NAMIKI, Noriyuki, NODA, Hirotomo, NOGUCHI, Rina, OGAWA, Naoko, OGAWA, Kazunori, OKAMOTO, Chisato, ONO, Go, OZAKI, Masanobu, SAIKI, Takanao, SAKATANI, Naoya, SAWADA, Hirotaka, SENSHU, Hiroki, SHIMAKI, Yuri, SHIRAI, Kei, TAKEI, Yuto, TAKEUCHI, Hiroshi, TANAKA, Satoshi, TATSUMI, Eri, TERUI, Fuyuto, TSUKIZAKI, Ryudo, WADA, Koji, YAMADA, Manabu, YAMADA, Tetsuya, YAMAMOTO, Yukio, YANO, Hajime, YOKOTA, Yasuhiro, YOSHIHARA, Keisuke, YOSHIKAWA, Makoto, YOSHIKAWA, Kent, FUJIMOTO, Masaki, WATANABE, Sei-ichiro, TSUDA, Yuichi

“…Presented here are the observations and interpretations from a comprehensive analysis of 16 representative particles returned from the C-type asteroid Ryugu by…”
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