Search Results - "Naidu, Ravendra"

Green synthesized iron nanoparticles by green tea and eucalyptus leaves extracts used for removal of nitrate in aqueous solution by Wang, Ting, Lin, Jiajiang, Chen, Zuliang, Megharaj, Mallavarapu, Naidu, Ravendra

“…Since water pollution associated with high concentrations of nitrate poses serious threats to aquatic ecosystems and can eventually lead to eutrophication, the…”
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Heterogeneous Fenton oxidation of 2,4-dichlorophenol using iron-based nanoparticles and persulfate system by Li, Renchao, Jin, Xiaoying, Megharaj, Mallavarapu, Naidu, Ravendra, Chen, Zuliang

“…•Nanoscale zero-valent iron (nZVI) was used as the heterogeneous catalyst.•Fe2+, nZVI, and nano-Fe3O4 (nFe3O4) used as the catalysts were compared.•nZVI…”
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Kaolinite-supported nanoscale zero-valent iron for removal of Pb²⁺ from aqueous solution: Reactivity, characterization and mechanism by Zhang, Xin, Lin, Shen, Chen, Zuliang, Megharaj, Mallavarapu, Naidu, Ravendra

“…The use of nanoscale zero-valent iron (nZVI) to remediate contaminated groundwater is limited due to its lack of durability and mechanical strength. To address…”
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Synthesis of iron-based nanoparticles using oolong tea extract for the degradation of malachite green by Huang, Lanlan, Weng, Xiulan, Chen, Zuliang, Megharaj, Mallavarapu, Naidu, Ravendra

“…Degradation of malachite green using iron nanoparticles synthesized by oolong tea extract. [Display omitted] •Iron nanoparticles (Fe NPs, 40–50nm) were…”
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Multifunctional kaolinite-supported nanoscale zero-valent iron used for the adsorption and degradation of crystal violet in aqueous solution by Chen, Zhengxian, Wang, Ting, Jin, Xiaoyin, Chen, Zuliang, Megharaj, Mallavarapu, Naidu, Ravendra

“…[Display omitted] ► Nanoscale zero-valent iron (K–nZVI) as a multifunctional composite. ► Kaolin decreased the aggregation of nZVI and adsorption of crystal…”
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Comparison of degradation mechanisms of microcystin-LR using nanoscale zero-valent iron (nZVI) and bimetallic Fe/Ni and Fe/Pd nanoparticles by Gao, Ying, Wang, Feifeng, Wu, Yan, Naidu, Ravendra, Chen, Zuliang

“…•Microcystin-LR was degraded by iron-based nanoparticles.•95.14% of microcystin-LR was degraded by Fe/Pd nanoparticles.•Two different degradation mechanisms…”
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Heterogeneous Fenton-like oxidation of malachite green by iron-based nanoparticles synthesized by tea extract as a catalyst by Wu, Yan, Zeng, Shenliang, Wang, Feifeng, Megharaj, Mallavarapu, Naidu, Ravendra, Chen, Zuliang

“…•Functional iron-based nanoparticles (Fe NPs) were synthesized by tea extract.•Fe NPs was used as a catalyst for Fenton-like oxidation of malachite green…”
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Simultaneous removal of Pb(II) and Cr(III) by magnetite nanoparticles using various synthesis conditions by Wang, Ting, Jin, Xiaoying, Chen, Zuliang, Megharaj, Mallavarapu, Naidu, Ravendra

“…This study concerns the removal of Pb(II) and Cr(III) using magnetite nanoparticles synthesized by coprecipitation methods with (NCM) or without (CM) nitrogen…”
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Impact of Fe and Ni/Fe nanoparticles on biodegradation of phenol by the strain Bacillus fusiformis (BFN) at various pH values by Kuang, Ye, Zhou, Yan, Chen, Zuliang, Megharaj, Mallavarapu, Naidu, Ravendra

“…•Impact of Fe and Ni/Fe nanoparticles on biodegradation of phenol.•The H2 generated from iron corrosion as energy source for growth of BFN.•Various medium pH…”
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Potentiometric detection of AFFFs based on MIP by Fang, Cheng, Chen, Zuliang, Megharaj, Mallavarapu, Naidu, Ravendra

“…Potentiometric detection of fluoro-surfactants formulated in aqueous film-forming foams (AFFFs) is demonstrated using molecular imprinted polymer (MIP) formed…”
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Bioremediation of high molecular weight polycyclic aromatic hydrocarbons: a review of the microbial degradation of benzo[ a]pyrene by Juhasz, Albert L, Naidu, Ravendra

“…Over the past 30 years, research on the microbial degradation of polycyclic aromatic hydrocarbons (PAHs) has resulted in the isolation of numerous genera of…”
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Application of Ion Selective Electrode array to simultaneously determinate multi-free ions in solution by Wang, Liang, Cheng, Ying, Lamb, Dane, Megharaj, Mallavarapu, Naidu, Ravendra

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An Assessment of Environmental and Solution Parameter Impact on Trace‐Metal Sorption by Soils by Harter, Robert D., Naidu, Ravendra

“…When studying metal sorption by soils, the potential influence of environmental and solution parameters on the experimental systems cannot be ignored…”
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Solid−Solution Speciation and Phytoavailability of Copper and Zinc in Soils by Krishnamurti, Gummuluru S. R, Naidu, Ravendra

“…The soil solution speciation and solid-phase fractionation of copper (Cu) and zinc (Zn) in 11 typical uncontaminated soils of South Australia were assessed in…”
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Confirmation of vanadium complex formation using electrospray mass spectrometry and determination of vanadium speciation by sample stacking capillary electrophoresis by Chen, ZuLiang, Owens, Gary, Naidu, Ravendra

“…Capillary zone electrophoresis (CZE) with UV detection was used to determine vanadium species. Nitrilotriacetic acid (NTA),…”
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Green synthesis of Fe nanoparticles using eucalyptus leaf extracts for treatment of eutrophic wastewater by Wang, Ting, Jin, Xiaoying, Chen, Zuliang, Megharaj, Mallavarapu, Naidu, Ravendra

“…Iron nanoparticles were firstly synthesized through a one-step room-temperature biosynthetic route using eucalyptus leaf extracts (EL-Fe NPs). Scanning…”
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Confirmation of iron complex formation using electrospray ionization mass spectrometry (ESI-MS) and sample stacking for analysis of iron polycarboxylate speciation by capillary electrophoresis by Chen, ZuLiang, Megharaj, Mallavarapu, Naidu, Ravendra

“…The use of capillary electrophoresis (CE) and UV detection for the determination of metal speciation is based on the standards via matching migration time…”
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Green synthesis of iron nanoparticles by various tea extracts: Comparative study of the reactivity by Huang, Lanlan, Weng, Xiulan, Chen, Zuliang, Megharaj, Mallavarapu, Naidu, Ravendra

“…UV–vis images of degradation of malachite green using various Fe NPs. [Display omitted] •Iron nanoparticles (Fe NPs) were synthesized by 3 tea…”
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Speciation of arsenic by ion chromatography inductively coupled plasma mass spectrometry using ammonium eluents by Chen, ZuLiang, Akter, Kazi Farzana, Rahman, Mohammad Mahmudur, Naidu, Ravendra

“…A method based on ion chromatography (IC) and inductively coupled plasma MS (ICP‐MS) was developed for the speciation of arsenic in water and soil extracts. An…”
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One-step green synthesis of bimetallic Fe/Pd nanoparticles used to degrade Orange II by Luo, Fang, Yang, Die, Chen, Zuliang, Megharaj, Mallavarapu, Naidu, Ravendra

“…•Green synthesis of bimetallic Fe/Pd NPs was firstly reported using the one-step method.•98.0% of Orange II was removed by Fe/Pd NPs, but only 16.0% by Fe…”
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