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| 1 | Distribution and ecological risk assessment of some heavy metals in coastal surface sediments along the Red Sea,Egypt显示文摘The ecological risk assessment for Al,Zn,Cu,Ni,V,Pb,Cd,and Hg in surface sediment collected from the Egyptian Red Sea coast was evaluated using the Geo-accumulation Index(I_(geo)).Sediment Enrichment Factor(SEF) and Potential Ecological Risk Index(PERI) methods.The predominant heavy metal,aluminum,showed high concentrations along both of Aqaba Gulf(4378.8 ± 2554.1 μg/g) and southern part of the Red Sea(2972.8 + 1527.5 μg/g).while it recorded the lowest concentration in Suez Gulf(829.7 ± 398.2 μg/g).The determined heavy metal concentrations had the order of Al > Zn >-Ni > V > Pb > Cu > Cd > Hg.The statistical analyses showed some correlations among the heavy metals contents.Several international sediment quality guidelines were used to estimate the quality of the collected sediments.Interestingly,the recorded average heavy metals concentrations were lower than those of the permissible contents for sediment quality guidelines.The Geo-accumulation index calculations(I_(geo)) proved that the investigated region could be classified as an unpolluted area.Sediment Enrichment Factor(K_(SEF)) study showed high values in Suez Gulf region.The single pollution index analysis of heavy metals in the sediments(C^i_f) indicated that Al,Zn,V,and Pb were of natural origin,while Ni,Cd and Hg were seriously affected by human activities.Interestingly,amongst,all the determined heavy metals,Cd and Hg gave moderate ecological risk indicators. | Ahmed El Nemr Ghada F.El-Said Azza Khaled Safaa Ragab | 2016 | International Journal of Sediment Research2016,31,2: | 10 |
| 2 | Is Extended Hepatectomy for Hepatobiliary Malignancy Justified?显示文摘 | Jean-Nicolas Vauthey Timothy M. Pawlik Eddie K. Abdalla James F. Arens Rabih A. Nemr Steven H. Wei Debra L. Kennamer Lee M. Ellis Steven A. Curley | 2004 | Annals of Surgery2004,,5: | 2 |
| 3 | Total and segmental liver volume variations: Implications for liver surgery显示文摘 | Eddie K Abdalla Alban Denys Patrick Chevalier Rabih A Nemr Jean-Nicolas Vauthey | 2004 | Surgery2004,,4: | 2 |
| 4 | Removal of direct blue-86 from aqueous solution by new activated carbon developed from orange peel 显示文摘 | AHMED E1 Nemr OLA Abdelwahab AZZA Khaled | 2009 | Journal of Hazardous Materials2009,161,1: | 1 |
| 5 | Biosorption of direct yellow 12 from aqueous solution using green alga Ulva lactuca显示文摘 | El Nemr A Abdelwahab O Khaled A | 2006 | Chemistry and Ecology2006,22,4: | 1 |
| 6 | Amination of biochar surface from watermelon peel for toxic chromium removal enhancement显示文摘Watermelon peel residues were used to produce a new biochar by dehydration method.The new biochar has undergone two methods of chemical modification and the effect of this chemical modification on its ability to adsorb Cr(VI)ions from aqueous solution has been investigated.Three biochars,Melon-B,Melon-BO-NH_(2) and Melon-BO-TETA,were made from watermelon peel via dehydration with 50%sulfuric acid to give Melon-B followed by oxidation with ozone and amination using ammonium hydroxide to give Melon-BO-NH_(2) or Triethylenetetramine(TETA)to give Melon-BO-TETA.The prepared biochars were characterized by BET,BJH,SEM,FT-IR,TGA,DSC and EDAX analyses.The highest removal percentage of Cr(VI)ions was 69%for Melon-B,98%for Melon-BO-NH_(2) and 99%for Melon-BO-TETA biochars of 100 mg·L^(−1) Cr(VI)ions initial concentration and 1.0 g·L^(−1) adsorbents dose.The unmodified biochar(Melon-B)and modified biochars(Melon-BO-NH_(2) and Melon-BO-TETA)had maximum adsorption capacities(Q_(m))of 72.46,123.46,and 333.33 mg·g^(−1),respectively.The amination of biochar reduced the pore size of modified biochar,whereas the surface area was enhanced.The obtained data of isotherm models were tested using different error function equations.The Freundlich,Tempkin and Langmuir isotherm models were best fitted to the experimental data of Melon-B,Melon-BO-NH_(2) and Melon-BO-TETA,respectively.The adsorption rate was primarily controlled by pseudo-second–order rate model.Conclusively,the functional groups interactions are important for adsorption mechanisms and expected to control the adsorption process.The adsorption for the Melon-B,Melon-BO-NH_(2) and Melon-BO-TETA could be explained for acid–base interaction and hydrogen bonding interaction. | Mohamed A.El-Nemr Ibrahim M.A.Ismail Nabil M.Abdelmonem Ahmed El Nemr Safaa Ragab | 2021 | Chinese Journal of Chemical Engineering2021,34,8: | 1 |
| 7 | Corrosion inhibitors part V:QSAR of benzimidazole and 2substituted derivatives as corrosion inhibitors by using the quantum chemical parameters显示文摘 | Ashry E S H E Nemr A E Essawy S A | 2008 | Progress in Organic Coatings2008,61,1: | 1 |
| 8 | Removal of methylene blue from aqueous solution by marine green alga Ulva lactuca显示文摘 | El Sikaily A Khaled A Nemr A E | 2006 | Chemistry and Ecology2006,22,2: | 1 |
| 9 | Distribution and Statistical Analysis of Leachable and Total Heavy Metals in the Sediments of the Suez Gulf显示文摘 | Ahmed El Nemr Azza Khaled Amany El Sikaily | 2006 | Environmental Monitoring and Assessment (-)2006,,1: | 1 |
| 10 | Contamination of polycyclic aromatic hydrocarbons(PAHs) in microlayer and subsurface waters along Alexandria coast,Egypt显示文摘 | Ahmed El Nemr Aly M A Abd-Allah | 2003 | Chemosphere2003,52,10: | 1 |
| 11 | Genetic and environmental influences on total plasma homocysteine and its role in coronary artery disease risk显示文摘 | Michella Ghassibe-Sabbagh Daniel E. Platt Sonia Youhanna Antoine B. Abchee Krista Stewart Danielle A. Badro Marc Haber Angelique K. Salloum Bouchra Douaihy Hamid el Bayeh Raed Othman Nabil Shasha Samer Kibbani Elie Chammas Aline Milane Rita Nemr Yoichiro | 2012 | Atherosclerosis2012,,1: | 1 |
| 12 | Differential contribution of MTHFR C 677 T variant to the risk of diabetic nephropathy in Lebanese and Bahraini Arabs显示文摘 | Rita Nemr Rabha A. Salman Lamees H. Jawad Eman A. Juma Sose H. Keleshian Wassim Y. Almawi | 2010 | Clinical Chemistry and Laboratory Medicine2010,,8: | 1 |
| 13 | Total and segmental liver volume variations: Implications for liver surgery显示文摘 | Eddie K Abdalla Alban Denys Patrick Chevalier Rabih A Nemr Jean-Nicolas Vauthey | 2004 | Surgery2004,,4: | 1 |
| 14 | Removal of toxic chromium from wastewater using green alga Ulva lactuea and its activated carbon显示文摘 | El-Sikaily Amany El Nemr A Khaled A | 2007 | Journal of Hazardous Materials2007,148,12: | 1 |
| 15 | Could the breast prognostic biomarker status change during disease progression? An immunohistochemical comparison between primary tumors and synchronous nodal metastasis 显示文摘 | E1 Nemr Esnmil RS E1 Farouk Abdel-Salam LO Abd E1 Ellah MM | 2015 | Asian Pac J Cancer Prev2015,16,10: | 1 |
| 16 | Association between breast-feeding practices and sucking habits:a cross-sectional study of children in their first year of life显示文摘 | Moimaz Suzely AS Zina Lívia G Saliba Nemre A | 2008 | J Indian Soc Pedod Prev Dent2008,26,3: | 1 |
| 17 | Replication study of common variants in CDKAL1 and CDKN2A/2B genes associated with type 2 diabetes in Lebanese Arab population显示文摘 | Nemr R Almawi AW Echtay A | | 0,,02: | 1 |
| 18 | Removal of toxic chromiumfrom wastewater using green alga Ulva lactuca and its activated carbon显示文摘 | Sikaily A E Nemr A E Khaled A | 2007 | J Hazard Mater2007,,148: | 1 |
| 19 | Potential of pomegranate husk carbon for Cr(Ⅵ) removal from wastewater: Kinetic and isotherm studies 显示文摘 | Nemr A E | 2009 | Journal of Hazardous Materials2009,162,: | 1 |
| 20 | Treatment of wastewater containing toxic chromium using new activated carbon devel- oped from date palm seed 显示文摘 | NEMR A E KHALED A ABDELWAHAB O | 2008 | Journal of Hazardous Materials2008,152,1: | 1 |