Search Results - "Frenţiu, Tiberiu"

Heavy Metal-Resistant Filamentous Fungi as Potential Mercury Bioremediators by Văcar, Cristina L., Covaci, Enikö, Chakraborty, Somsubhra, Li, Bin, Weindorf, David C., Frențiu, Tiberiu, Pârvu, Marcel, Podar, Dorina

“…Filamentous fungi native to heavy metals (HMs) contaminated sites have great potential for bioremediation, yet are still often underexploited. This research…”
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Prediction of the fate of Hg and other contaminants in soil around a former chlor-alkali plant using Fuzzy Hierarchical Cross-Clustering approach by Frenţiu, Tiberiu, Ponta, Michaela, Sârbu, Costel

“…•Fuzzy clustering of the Hg contaminated soil samples and associated characteristics.•Hg fractionation as water leachable, mobile, semi-mobile and non-mobile…”
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Simultaneous Determination of As, Bi, Sb, Se, Te, Hg, Pb and Sn by Small-Sized Electrothermal Vaporization Capacitively Coupled Plasma Microtorch Optical Emission Spectrometry Using Direct Liquid Microsampling by Angyus, Simion Bogdan, Levei, Erika, Petreus, Dorin, Etz, Radu, Covaci, Eniko, Moldovan, Oana Teodora, Ponta, Michaela, Darvasi, Eugen, Frentiu, Tiberiu

“…The simultaneous determination of chemical vapor-generating elements involving derivatization is difficult even by inductively coupled plasma optical emission…”
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Application of Inductively Coupled Plasma Spectrometric Techniques and Multivariate Statistical Analysis in the Hydrogeochemical Profiling of Caves—Case Study Cloșani, Romania by Torok, Anamaria Iulia, Levei, Erika Andrea, Constantin, Silviu, Moldovan, Oana Teodora, Senila, Marin, Cadar, Oana, Casoni, Dorina, Angyus, Simion Bogdan, Tanaselia, Claudiu, Covaci, Eniko, Frentiu, Tiberiu

“…The aim of the study was to develop the hydrogeochemical profiling of caves based on the elemental composition of water and silty soil samples and a…”
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Influence of Mixed Additives on the Physicochemical Properties of a 5.25% Sodium Hypochlorite Solution: An Unsupervised Multivariate Statistical Approach by Dragan, Oana, Tomuta, Ioan, Casoni, Dorina, Sarbu, Costel, Campian, Radu, Frentiu, Tiberiu

“…This article reports for the first time the effects of multiple additives (polyethylene glycol 400, Triton X-100, benzalkonium chloride, and ethyl formate) on…”
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Characterization and assessment of potential environmental risk of tailings stored in seven impoundments in the Aries river basin, Western Romania by Levei, Erika, Frentiu, Tiberiu, Ponta, Michaela, Tanaselia, Claudiu, Borodi, Gheorghe

“…Background The objective of this study was to examine the potential environmental risk of tailings resulted after precious and base metal ores processing,…”
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Assessment of contamination and origin of metals in mining affected river sediments: A case study of the Aries catchment, Romania by Levei Erika, Ponta Michaela, Senila Marin, Miclean Mirela, Frentiu Tiberiu

“…The study presents the current status of contamination with metals (Cu, Cr, Cd, Pb, Ni, Zn, As) and their anthropogenic or natural origin in the sediments of…”
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Analytical performance of an r.f. capacitively coupled plasma for atomic emission with tip-ring electrode geometry by Frenţiu, T, Rusu, A M, Ponta, M, Anghel, S D, Cordos, E A

“…A low to medium power radiofrequency capacitively coupled plasma is characterized as spectral source for atomic emission. The signal to background ratio and…”
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Total and Inorganic Arsenic Determination in Soil, Sediments, and Sludge by Hydride Generation High-Resolution Continuum Source Quartz Tube Atomic Absorption Spectrometry in Dilute Hydrochloric Acid Using Borohydride and L-Cysteine by Chirita, Lucia, Frentiu, Tiberiu, Ponta, Michaela, Covaci, Eniko

“…A sensitive and interference-free method based on hydride generation high-resolution continuum source quartz tube atomic absorption spectrometry in dilute HCl…”
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In-situ Diffusive Gradients in thin-films passive sampling coupled with ex-situ small-sized electrothermal vaporization capacitively coupled plasma microtorch optical emission spectrometry as green and white method for the simultaneous determination of labile species of toxic elements in surface water by Angyus, Simion Bogdan, Senila, Marin, Frentiu, Tiberiu, Ponta, Michaela, Frentiu, Maria, Covaci, Eniko

“…This study presents for the first time the coupling between in-situ Diffusive Gradient in Thin-film (DGT) passive sampling technique and ex-situ small-sized…”
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Mercury determination in various environmental, food and material complex matrices using unified operating conditions for a cold vapor generation high-resolution continuum source quartz tube atomic absorption spectrometry method by Chirita, Lucia, Covaci, Eniko, Ponta, Michaela, Frentiu, Tiberiu

“…An analytical method with broad applicability based on cold vapor generation high-resolution continuum source quartz tube atomic absorption spectrometry was…”
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Unravelling the bridge of polyphenol composition and mineralomics in Se biofortified edible Allium species by Gandea, Alexandra, Zagrean-Tuza, Cezara, Covaci, Eniko, Frentiu, Tiberiu, Marincas, Olivian, Gal, Emese, Mot, Augustin C.

“…Selenium is an essential element for the well-being of humans and animals. Micronutrient deficiencies affect over half of the global population…”
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High-resolution continuum source quartz tube/flame atomic absorption spectrometry method with broad applicability for the comprehensive assessment of selected toxic elements content in recyclable (bio)plastic materials by Szeredai, Bettina Dora, Frentiu, Tiberiu, Ponta, Michaela, Muntean, Norbert, Covaci, Eniko

“…A method with broad applicability for evaluating the content of As, Sb Bi, Hg, Cd, Cu, Zn, Sr, Mn, Ni, Cr, Co and Pb was developed for the characterization of…”
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Unified analysis method for total and inorganic As determination in foodstuffs by hydride generation high-resolution continuum source quartz tube atomic absorption spectrometry by Chirita, Lucia, Covaci, Eniko, Ponta, Michaela, Frentiu, Tiberiu

“…A unified analytical method applicable to common foodstuff matrices was developed and characterized for total and inorganic arsenic determination by hydride…”
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Assessment of mercury bioavailability in garden soils around a former nonferrous metal mining area using DGT, accumulation in vegetables, and implications for health risk by Senila, Marin, Levei, Erika Andrea, Frentiu, Tiberiu, Mihali, Cristina, Angyus, Simion Bogdan

“…Mercury (Hg) is a toxic, non-essential element for living organisms, frequently present in high concentrations in soils from industrial areas. The total,…”
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Effect of in vitro simulated gastrointestinal digestion on some nutritional characteristics of several dried fruits by Scrob, Teodora, Covaci, Eniko, Hosu, Anamaria, Tanaselia, Claudiu, Casoni, Dorina, Torok, Anamaria Iulia, Frentiu, Tiberiu, Cimpoiu, Claudia

“…[Display omitted] •Elements of nutritional importance in some dried fruits were determined.•Digestion influences bioaccessibility of phenolics, sugars,…”
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Magnetic and Magnetocaloric Properties of Nano- and Polycrystalline Manganites La(0.7−x)EuxBa0.3MnO3 by Atanasov, Roman, Bortnic, Rares, Hirian, Razvan, Covaci, Eniko, Frentiu, Tiberiu, Popa, Florin, Deac, Iosif Grigore

“…Here, we report synthesis and investigations of bulk and nano-sized La(0.7−x)EuxBa0.3MnO3 (x ≤ 0.4) compounds. The study presents a comparison between the…”
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Diffusive Gradients in Thin-films as passive sampling tool for the measurement of labile species in fractionation analysis of metals (Fe, Mn, Cu, Zn and Pb) in beer by Senila, Marin, Cadar, Oana, Frentiu, Tiberiu, Senila, Lacrimioara, Angyus, Simion Bogdan

“…[Display omitted] •DGT sampling was used for Fe, Mn, Cu, Pb and Zn fractionation analysis in beer;•Total and DGT-labile fractions of metals were measured in…”
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Methylmercury determination in seafood by photochemical vapor generation capacitively coupled plasma microtorch optical emission spectrometry by Covaci, Eniko, Senila, Marin, Ponta, Michaela, Darvasi, Eugen, Petreus, Dorin, Frentiu, Maria, Frentiu, Tiberiu

“…A non-chromatographic method based on double liquid-liquid extraction and measurements by UV photochemical vapor generation capacitively coupled plasma…”
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Validation of High-Resolution Continuum Source Flame Atomic Absorption Spectrometry for Determination of Selected Toxic Metals in the Decontamination Process of Wastewater Discharged in Natural Receivers by Senna, Bame Sanah, Masamba, Wellington, Obuseng, Veronica, Frentiu, Tiberiu, Angyus, Bogdan Simion, Covaci, Eniko

“…A new method based on high-resolution continuum source flame atomic absorption spectrometry (HR-CS FAAS) was validated for the determination of selected toxic…”
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