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| 1 | Gadolinium doped tin dioxide nanoparticles: an efficient visible light active photocatalyst显示文摘Photocatalytic degradation of phenol with sol-gel prepared rare earth doped tin dioxide(SnO_2) nanoparticles was reported.Gadolinium doped tin dioxide(SnO_2:Gd) nanoparticles were found to absorb higher visible light compared to lanthanum,neodymium and cerium doped materials that were studied in detail.Photocatalytic degradation of phenol under artificial white light and sunlight in the presence of SnO_2:Gd nanoparticles was studied with high performance liquid chromatography(HPLC),capillary electrophoresis(CE),total organic carbon(TOC) measurements and the determination of chemical oxygen demand(COD).Clear correlations between the results obtained from these multiple measurements were found,and a kinetic pathway for the degradation process was proposed.Within 150 min of solar irradiation,the TOC of a 10 ppm phenol solution in water was reduced by 95%-99%,thus demonstrating that SnO_2:Gd nanoparticles are efficient visible light photocatalysts. | Abdullah M Al-Hamdi Mika Sillanp?? Joydeep Dutta | 2015 | Journal of Rare Earths2015,33,12: | 5 |
| 2 | 用电动纠正法去除土壤中重金属研究显示文摘 | Mika Sillanp Jurate Virkutyte | 2002 | 中国水土保持2002,,7: | 5 |
| 3 | Characterization and physicochemical aspects of novel cellulose-based layered double hydroxide nanocomposite for removal of antimony and fluoride from aqueous solution显示文摘A series of novel adsorbents composed of cellulose(CL)with Ca/Al layered double hydroxide(CC_(x)A;where x represent the Ca/Al molar ratio)were prepared for the adsorption of antimony(Sb(V))and fluoride(F^(-))ions from aqueous solutions.The CC_(x)A was characterized by Fourier-transform infrared spectroscopy(FTIR),Brunauer–Emmett–Teller(BET),elemental analysis(CHNS/O),thermogravimetric analysis(TGA-DTA),zeta potential,X-ray photoelectron spectroscopy(XPS)and scanning electron microscopy with energy dispersive Xray spectroscopy(SEM-EDX)analysis.The effects of varying parameters such as dose,pH,contact time,temperature and initial concentration on the adsorption process were investigated.According to the obtained results,the adsorption processes were described by a pseudo-second-order kinetic model.Langmuir adsorption isotherm model provided the best fit for the experimental data and was used to describe isotherm constants.The maximum adsorption capacity was found to be 77.2 and 63.1 mg/g for Sb(V)and F^(-),respectively by CC_(3)A(experimental conditions:pH 5.5,time 60 min,dose 15 mg/10 mL,temperature 298 K).The CC_(3)A nanocomposite was able to reduce the Sb(V)and F^(-)ions concentration in synthetic solution to lower than 6μg/L and 1.5 mg/L,respectively,which are maximum contaminant levels of these elements in drinking water according to WHO guidelines. | Hanen Bessaies Sidra Iftekhar Muhammad Bilal Asif Jamel Kheriji Chaker Necibi Mika Sillanpää Bechir Hamrouni | 2021 | Journal of Environmental Sciences2021,33,4: | 4 |
| 4 | Aminopolycarboxylic acid functionalized adsorbents for heavy metals removal from water显示文摘 | Eveliina Repo Jolanta K. Warcho? Amit Bhatnagar Ackmez Mudhoo Mika Sillanp?? | 2013 | Water Research2013,,: | 2 |
| 5 | Synthesis of malachite@clay nanocomposite for rapid scavenging of cationic and anionic dyes from synthetic wastewater显示文摘Synthesis of malachite@clay nanocomposite was successfully carried out for the removal of cationic(Methylene Blue,MB) and anionic dyes(Congo Red,CR) from synthetic wastewater.Nanocomposite was characterized by TEM,SEM,FT-IR,EDS analysis and zeta potential.TEM analysis indicated that the particle diameter of nanocomposite was in the range of 14 to23 nm.Various important parameters viz.contact time,concentration of dyes,nanocomposite dosage,temperature and solution pH were optimized to achieve maximum adsorption capacity.In the case of MB,removal decreased from 99.82%to 93.67%while for CR,removal decreased from 88.55%to 75.69%on increasing dye concentration from 100 to 450 mg/L.pH study confirmed the higher removal of CR in acidic range while MB removal was higher in alkaline range.Kinetic study revealed the applicability of pseudo-second-order model for the adsorption of both dyes.Negative values of AG0 for both systems suggested the feasibility of dye removal and support for spontaneous adsorption of CR and MB on nanocomposite.Nanocomposite showed 277.77 and 238.09 mg/g Langmuir adsorption capacity for MB and CR respectively.Desorption of dyes from the dye loaded nanocomposite was easily carried out with acetone.The results indicate that the prepared malachite@clay nanocomposite is an efficient adsorbent with high adsorption capacity for the aforementioned dyes. | Varsha Srivastava Mika Sillanpää | 2017 | Journal of Environmental Sciences2017,29,1: | 2 |
| 6 | A review of emerging adsorbents for nitrate removal from water显示文摘 | Amit Bhatnagar Mika Sillanp | 2011 | Chemical Engineering Journal2011,,168: | 1 |
| 7 | Prognostic significance of E-cadherin-catenin complex in epithelial ovarian cancer 显示文摘 | Voutilainen KA Anttila MA Sillanp SM | 2006 | J Clin Pathol2006,59,5: | 1 |
| 8 | Fluoride removal from water by adsorption—A review显示文摘 | Amit Bhatnagar Eva Kumar Mika Sillanp?? | 2011 | Chemical Engineering Journal2011,,3: | 1 |
| 9 | XRCC1 and XPD genetic polymorphisms,smoking and breast cancer risk in a finnish case-control study显示文摘 | Metsola K Kataja V Sillanp P | 2005 | Breast Cancer Research2005,7,6: | 1 |
| 10 | Micronutrients and the agroecology of tropical and Mediterranean regions显示文摘 | Sillanp Vlek P L G | 1985 | Fert Res1985,7,: | 1 |
| 11 | Electroki- netic soil remediation-critical overview 显示文摘 | VIRKUTYTE J SILLANP?? M LATOSTENMAA P | 2002 | Science of the Total Environment2002,289,1: | 1 |
| 12 | Fluoride removal from water by adsorption-a review显示文摘 | Bhatnagar A Kumar E Sillanp?? M | 2011 | Chemical Engineering Journal2011,171,3: | 1 |
| 13 | XRCC1 and XPD genetic polymorphisms,smoking and breast cancer risk in a Finnish case-control study显示文摘 | Metsola K Kataja V SillanpP | 2005 | Breast Cancer Res2005,7,6: | 1 |
| 14 | Body Compo- sition and Fitness during Strength andor Endurance Training in Older Men 显示文摘 | Sillanp/i E H/ikkinen A Nyman K | 2008 | Med Sci Sports E:rerc2008,40,5: | 1 |
| 15 | Applications of chitin and chi- tosan derivatives for the detoxi? cation of water and wastewater-A short review 显示文摘 | Bhatnagar A Sillanp?? M | 2009 | Advan Collo InteoCa Sci2009,152,12: | 1 |
| 16 | As(V) adsorption on maghemite nanoparticles显示文摘 | Tuutij(a)rvi T Lu J Sillanp(aa) M | | 0,,2: | 1 |
| 17 | Headspace hollow fiber protected liquid-phase microextraction combined with gas chromatography-mass spectroscopy for speciation and determination of volatile organic compounds of selenium in environmental and biological samples 显示文摘 | Ghasemi E Sillanp M Najafi N M | 2011 | Journal of Chromatography A2011,1218,3: | 1 |
| 18 | Electrokinetic soil remediationcritical overview显示文摘 | Virkutyte J Sillanp M Latostenmaa P | 2002 | The Science of The Total Environment2002,289,13: | 1 |
| 19 | Headspace hollow fiber protected liquid-phase microextraction combined with gas chromatography-mass spectroscopy for speciation and determination of volatile organic compounds of selenium in environmental and biological samples显示文摘 | Ghasemi E Sillanp M Najafi N M | 2011 | J Chromatogr A2011,1218,3: | 1 |
| 20 | Tansy fruit mediated greener synthesis of silver and gold nanoparticles显示文摘 | Shashi Prabha Dubey Manu Lahtinen Mika Sillanp?? | 2010 | Process Biochemistry2010,,7: | 1 |