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1,402 results for “Lead”

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Research ArticleOpen accessEvery word in the titleDetermination of Lead in Soil along the Highways of KosovaAlbert Maxhuni, Fatmir Faiku, Musaj Pacarizi et al.Problem statement: During recent several decades soil was polluted more and more serious by heavy metals because of mining, smelting, irrigating with sewerage and some other human activities. These heavy metals may adversely affect soil ecology, agricultural production or product quality and ground water quality and will ultimately harm to health of mankind by food chain. Approach: We had analyzed … …American Journal of Environmental Sciences, Vol. 7, Issue 6 · 6 Jan 2012 · 7,077 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleRecovery of Lead(II) from Aqueous Solutions by Zea mays Tassel BiosorptionCaliphs M. Zvinowanda, Jonathan O. Okonkwo, Nana M. Agyei et al.Problem statement: Major adsorbent materials used in heavy metal ion removal from polluted aqueous streams are expensive and difficult to regenerate. In this study, the possibility of using Zea mays tassel, as an alternative low cost biosorbent material to remediate heavy metal pollution was investigated. Lead (II) was used because of its wide application in industrial products and well documented … …American Journal of Biochemistry and Biotechnology, Vol. 6, Issue 1 · 31 Mar 2010 · 8,465 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleCharacterization of the Adsorption of the Lead (II) by the Nonliving Biomass Spirogyra neglecta (Hasall) KutzingModher A. Hussain, Aishah Salleh, Pozi MilowProblem statement: Conventional techniques for removing dissolved heavy metals are only practical and cost-effective when applied to high strength wastes with heavy metal ion concentrations greater than 100 ppm. The possibility of using a nonliving algal biomass to solve this problem was carried in this study. Lead (II) was used in this study because it had been reported to cause … …American Journal of Biochemistry and Biotechnology, Vol. 5, Issue 2 · 30 Jun 2009 · 7,802 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleESR and FT-IR Studies on GeO2 Substituted Lead Vanadate Semiconducting Glass SystemP. Tejeswara RaoA series of Germania-lead-vanadium pentoxide glasses with x=5, 10 and 15 mol% were prepared by melt quenching technique and they were characterized by X-ray diffraction (XRD), Differential scanning calorimetry (DSC), Fourier Transform Infrared (FT-IR) and Electron Spin Resonance (ESR) techniques. X-ray diffraction results reveal that all samples are perfect amorphous in nature. Differential scanning calorimetry results indicate that the substituent … …International Journal of Structural Glass and Advanced Materials Research, Vol. 3, Issue 1 · 19 Apr 2019 · 6,793 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleOCCURRENCE OF ARSENIC, LEAD, THALLIUM AND BERYLLIUM IN GROUNDWATERAbdul A.J. Mohamed, Ibrahim Abdul Rahman, Sadri A. Said, Lee H. LimThe occurrence of carcinogenic and heavy metals in groundwater sources in Urban-west region of Zanzibar Island is an issue that is not very well known. This could be also coupled with the absence of drinking water treatment plants. This study for the first time reports on the occurrence and the levels of three carcinogenic metals-Arsenic (As), Beryllium (Be) and lead … …American Journal of Environmental Sciences, Vol. 10, Issue 2 · 11 Apr 2014 · 7,906 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleEvaluation of Lead, Cadmium and Copper Concentrations in Bee Honey and Edible MolassesAhmed Hassan, Mahmoud A.A. Ghandour, Azza M.M. Ali, Hazim. A. MahranProblem statement: Content of Cadmium, lead and copper in 26 bee honey samples from different places of Assiut governorate (south of Egypt) and three different botanical origins (Clover, Multi-flower and Citrus) in addition to four edible molasses samples from Egypt market were evaluated by Differential Pulse Anodic Stripping Voltammetry (DPASV) in Briton-Robinson buffer solution at pH ~ 2.1, as well … …American Journal of Applied Sciences, Vol. 7, Issue 3 · 31 Mar 2010 · 7,419 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleEffect of Manufacturing Stresses to Die Attach Film Performance In Quad Flatpack No-Lead Stacked Die PackagesM. F. Rosle, I. Abdullah, S. Abdullah et al.Problem statement: Repeated heat cure during assembly processes affected the Die Attach Film (DAF) material properties and the effectiveness touched area that leads to weak die bonding and delamination. Suitable die attached condition and DAF material selection had been evaluated to achieve required reliability performance in the manufacturing of the 3D Quad Flat No-Lead (QFN) stacked die package. Approach: During … …American Journal of Engineering and Applied Sciences, Vol. 2, Issue 1 · 31 Mar 2009 · 8,048 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleSearching of Main Cause Leading to Severe Influenza A Virus Mutations and Consequently to Influenza Pandemics/EpidemicsGuang Wu, Shaomin YanThe unpredictable mutations in the proteins from influenza A virus lead to the great difficulty in prevention of possible outbreak of bird flu and pandemic/epidemic of influenza. This unpredictability is due to the fact that we know little about the causes that lead to the mutations. In three of our recent studies on the hemagglutinins from influenza A virus, we … …American Journal of Infectious Diseases, Vol. 1, Issue 2 · 30 Jun 2005 · 9,970 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleOnline ML Streaming-Based Leading Ensemble Classifier for Intrusion Detection in IoTNeeraj Sharma, Neelu NihalaniIn the present decade, preventing IoT networks from malicious attacks and to ensure the privacy and integrity of data by strengthening their cybersecurity perspective is a critical concern. Traditional methods alone are not sufficient to detect multiple attacks. IDS-based system plays a crucial role to maintain security due to continuous expanding nature of IoT networks. Traditional methods alone are often … …Journal of Computer Science, Vol. 21, Issue 10 · 16 Dec 2025 · 2,078 accessesView PDFCite