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10篇 您的检索式:作者名="NASEEM F"
    题名 作者 年代 出处 被引量
1H^+,N^+和Ar^+离子束辐射诱导碳纳米结构的变化(英文)显示文摘在室温和高温下,以不同辐射剂量的H+、N+和Ar+离子辐照多壁碳纳米管和无定形碳纳米线。利用透射电镜和拉曼光谱研究多壁碳纳米管和无定形碳纳米线的结构变化及损伤。以70keV N+离子束辐射多壁碳纳米管在室温下可形成无定形碳纳米线。1000K下70keV的H+离子束照射导致无定形碳纳米线向金刚石结构转变。离子辐照多壁碳纳米管的有序程度足够高,70keV的N+和Ar+离子能够引起碳从多壁碳纳米管的剥落。离子辐射能够为缺陷的转化提供必需的动力学驱动力。A Ishaq Shahid Iqbal Naveed Ali A A Khurram A U Akrajas C F Dee Shahzad Naseem H M Rafique Yan Long 2013新型炭材料2013,28,2:2
2In situ analysis of aluminum enhanced crystallization of hydrogenated amorphous silicon ( a - Si : H ) using X-ray diffraction显示文摘Khalifa F A Naseem H A Shultz J L 1999Thin Solid Films1999,,:1
3Impediments to prenatal diagnosis for beta thalassemia: experiences from Pakistan 显示文摘Naseem S Ahmed S Vahidy F 2008Prenat Diagn2008,28,12:1
4Characterization of molten globul estate of fetuin at low pH显示文摘NASEEM F KHAN RH HAQ S K 0,,:1
5Effect of methane concentration on physical properties of diamond-coated cemented carbide tool inserts obtained by hot-filament chemical vapour deposition显示文摘TAHER M A SCHMIDT W F NASEEM BROWN W D MALSHE A P NASRAZADANI S 1998Journal of Materials Science1998,33,1:1
6Fluoroalcohol-induced stabilization of the alpha-helical intermediates of lentil lectin:implication for non-hierarchical lectin folding显示文摘NASEEM F KHAN R H 2004Arch Biochem Biophys2004,431,:1
7Impediments to prenatal diagnosis for beta thalassaemia: experiences from Pakistan 显示文摘Naseem S Ahmed S Vahidy F 2008Prenat Diagn2008,28,:1
8Impediments to prenatal diagnosis for beta thalassaemia:Experiences from Pakistan显示文摘Naseem S Ahmed S Vahidy F 2008Prenat Diagn2008,28,12:1
9Impediments to prenatal diagnosis fof beta thalassaemia: experiences from Pakistan 显示文摘Naseem S Ahmed S Vahidy F 2008Prenat Diagn2008,28,12:1
10Endophytic fungal diversity of endemic carnivorous plant Nepenthes khasiana in Meghalaya,India显示文摘The present investigation deals with the isolation of endophytic fungi from leaf,stem,root and pitcher cup tissue segments of the endemic carnivorous plant Nepenthes khaisana collected from its natural habitat for a period of one year at monthly intervals.Out of 576 tissue segments inoculated,a total of 39 fungal endophytes along with mycelia sterilia were isolated from the host plant.To assess the diversity of fungal endophytes,the colonization frequency(%CF)was first recorded using past software and MS excel.The fungal isolates were mainly composed of the phylum Ascomycota,followed by Zygomycota and Oomycota.The highest percentage colonization frequency on an average of three replicates were recorded in pitcher cup tissues followed by root,stem and least was recorded in leaf of the host plant.Among the isolates,Globisporangium irregulare(83.33%)showed high%CF in leaf,Juxtiphoma eupyrena(83.33%)reported to have maximum%CF in the stem,Talaromyces ruber(66.66%)was recorded high%CF in root and mycelia sterilia(white)were showed the highest%CF in the segments of leaf.The diversity index analyses of Shannon-Weiner,Simpson’s index,species richness and species evenness of diversity showed that leaf of N.Khasiana has the highest diversity than the other parts of the plant.So,with the help of the present finding,we conclude that the distribution of fungal endophytes and their%colonization frequencies vary within different tissues of the host plant and thus,this confirms tissue specificity nature of endophytic fungi.Naseem F Kayang H 2021Studies in Fungi2021,6,1:0
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