synthesis and surface modification of zinc sulfide based phosphors

... results for (a) pristine and progressively fluorinated graphene (b) evolution of the D band (c) deconvolution of the G and D’ bands and (d) Ratio of intensities of D and G bands, ID/IG vs R/R0 52Figure ... 18-2018 Plasma based synthesis and surface modification of graphene Rong Zhao University of Louisville Follow this and additional works at: https://ir.library.louisville.edu/etd Part of the Condensed ... University of Louisville, 2015 A Dissertation Submitted to the Faculty of the College of Arts and Sciences of the University of Louisville in Partial Fulfillment of the Requirements For the Degree of

Ngày tải lên: 24/07/2023, 06:47

... teachers of Department of Organic and Petrochemical Technology and the technicians of Laboratory of Petrochemistry and Catalysis Material, Faculty of Chemical Technology for their guidance, and their ... 1MINISTRY OF EDUCATION AND TRAINING HANOI UNIVERSITY OF TECHNOLOGY - NGUYEN THE TIEN SYNTHESIS AND CATALYTIC PROPERTIES OF CATALYST SYSTEM BASED ON CeO2-ZrO2 FOR THE COMPLETE OXIDATION OF HYDROCARBON ... effect, global warming… The aim of this work is synthesis and determination of catalytic activity of catalyst systems based on CeO2 and ZrO2 for the complete oxidation of hydrocarbon (propylene) to

Ngày tải lên: 22/07/2017, 23:12

... vibration of -OH group and -NH in the region 3500 – 3000 cm-1, leading to no observation of the vibration band of –NH The appearance of C=O and C-H bands provided the evidence that the GPS and CDI ... 3.3 Coupling of pA/G on the surfaces of NPs To enhance the antibody-binding capability of NPs and orient the antigen-binding site of antibodies, pA/G was coupled onto the surface of NPs via CDI ... structure for bioconjugation, 40 mg of Fe3O4 NPs was redispersed in a mixture of 16.8 mL of distilled water, 64.0 mL of ethanol and 4.0 mL of NH3 The pH value of the dispersion was kept at ca 11

Ngày tải lên: 17/12/2017, 14:15

... desirable Surface properties are especially of concern because the interaction of any metal electrode with its environment mainly occurs at the surface, and also because of the dependence of the ... value of 7.2 3.5 Cyclic voltammograms of enzyme electrodes The response current of glucose on three types of biosensors was recorded and is shown in figure 6 with a potential scan rate of 100 ... Figure 7 The response current of a glucose sensor modified by different immobilized surfaces of Pt nanowire at a potential of 0.6 V 3.7 Reproducibility and stability of the glucose sensor The

Ngày tải lên: 13/01/2020, 07:28

... Department of Medicinal Chemistry, Faculty of Pharmacy, Zagazig University, Zagazig, Egypt 2 Laboratory of Cell Proliferation and Ageing, Institute of Bio‑ sciences and Applications, National Centre of ... Rangappa K (2009) Synthesis of 2‑(5‑((5‑(4‑chlorophenyl) furan‑2‑yl)methylene)‑4‑oxo‑2‑thioxothiaz‑olidin‑3‑yl)acetic acid deriva‑ tives and evaluation of their cytotoxicity and induction of apoptosis ... long-term use and it causes only few adverse effects such as nausea, vomiting and elevation of liver enzyme levels [2–7] From a posi-tive perspecposi-tive, the good clinical safety profile of epal-restat

Ngày tải lên: 29/05/2020, 12:36

... teachers of Department of Organic and Petrochemical Technology and the technicians of Laboratory of Petrochemistry and Catalysis Matetial, Faculty of Chemical Technology for their guidanee, and their ... effect, plobal warming ‘The aun of this work is synthesis and determination of catalytic achvity of catalyst systems based on Ce, and ZrO» for the complete oxidation of hydrocarbon (propylene) to ... one of the most important issues of automotive catalysts is the endurance of fluctuations between reductive and Technology 36 Trang 37Synthesis and catalytic properties of catalyst system based

Ngày tải lên: 11/06/2025, 21:14

... teachers of Department of Organic and Petrochemical Technology and the technicians of Laboratory of Petrochemistry and Catalysis Matetial, Faculty of Chemical Technology for their guidanee, and their ... teachers of Department of Organic and Petrochemical Technology and the technicians of Laboratory of Petrochemistry and Catalysis Matetial, Faculty of Chemical Technology for their guidanee, and their ... teachers of Department of Organic and Petrochemical Technology and the technicians of Laboratory of Petrochemistry and Catalysis Matetial, Faculty of Chemical Technology for their guidanee, and their

Ngày tải lên: 19/06/2025, 19:58

... Results and discussion 156 6.2.1 Synthesis and characterizations of nano-sized magnetic particles 156 6.3 Adsorption of AB 25 and Pb2+ 163 6.3.1 Effect of pH 163 6.3.2 Effects of contact time and ... Results and discussion 118 5.2.1 Synthesis and characterization of magnetic nanoparticles 118 5.3 Adsorption of Pb2+, Cd2+ and Ni2+ ions 122 5.3.1 Effects of pH 122 5.3.2 Effects of ionic ... loss of magnetism and dispersibility Therefore, the surface modification of nanoparticles is indispensable and the particle surface can be modified by grafting inorganic or organic coating Surface

Ngày tải lên: 08/09/2015, 19:41

... Thispaperreportsonthesynthesisandpropertiesofamphiphilicdiblockcopolymerscomposedofa regioregular poly(3-hexylthiophene) (P3HT) block and a block of poly(N,N-dimethylamino-2-ethyl methacrylate-random-2-hydroxyethyl ... (NMRP) of 4VP P3HT-b-P4VP diblock copolymers with55 and 77wt%ofP4VPwereobtained,exhibitingmicrophaseseparation andcolloidalstructuresinsolution.Mohamedetal.[29]reported the synthesis of amphiphilic ... ensurehighcouplingconversion,whichnecessitatesisolationof excesshomopolymers[31].Ontheotherhand,inthemostcase, especially in the synthesis of amphiphilic diblock copolymers consisting of a permanently hydrophobic block and a strongly

Ngày tải lên: 16/12/2017, 02:55

... of polymerization degree The structures of P1 was characterized by FTIR and 1H NMR spectroscopies The FTIR spectra of P1 displayed the bands between 2850 and 3062 cm-1 due to C=C stretching of ... cm-1 and 1274 cm1 are ascribed to the C-N stretching of triphenylamine units The bands at 1087 cm-1 and 1150 cm-1 indicates the presence of C-O stretching vibration The bands between 621 cm-1 and ... FTIR, and GPC to determine the chemical structure as well as the molecular weight of polymers The optical properties of polymer were then investigated by UV-Vis and PL to found its bandgap and

Ngày tải lên: 28/06/2021, 10:09

... InformationforSynthesis and enzymatic evaluation of 2- and 4-aminothiazole- based inhibitors of neuronal nitric oxide synthase Graham R Lawton,1 Haitao Ji,1 Pavel Martásek,2,3 Linda J Roman,2 and Richard ... 1Department of Chemistry, Center for Molecular Innovation and DrugDiscovery, and Chemistry of Life Processes Institute, Northwestern University,Evanston, Illinois 60208-3113 (USA), 2Department of Biochemistry, ... 2Department of Biochemistry, University of TexasHealth Science Center, San Antonio, Texas (USA) and 3Department of Pediatrics andCenter for Applied Genomics, 1st School of Medicine, Charles University,

Ngày tải lên: 18/10/2022, 09:28

... 1MINISTRY OF EDUCATION AND TRAINING SCIENCE AND TECHNOLOGY VIETNAM ACADEMY OF GRADUATE UNIVERSITY OF SCIENCE AND TECHNOLOGY Chu Anh Tuan SYNTHESIS AND OPTICAL PROPERTIES OF Ce AND Eu-DOPED ... is: “Synthesis and optical properties of Ce and Eu-doped ZnS quantum dots and quantum dots based on CdSe, CdS dispersed in water, and coated with silica” Trang 4Objectives The objectives of the ... The properties of ligand field and the intensity parameters of Eu3+ doped ZnS QDs and the efficiency of the energy transfer process from Ce3+ ions to Eu3+ ions and the nature of this interaction

Ngày tải lên: 28/04/2025, 15:19

... QS and ND are surface charge and the number of ionized donor states per unit volume, and K, εO, and ∆φS denote the static dielectric constant of the oxide, the permittivity of the vacuum, and ... sectional view of test chamber (a) and cover (b), and photos of the mounted sensor chip and test chamber (c) and (d) 59 3.9 Gas sensor measurement setup 61 4.1 Optical microscopy images of micro ... continuous monitoring of air quality and the rates of emissions of specific chemical species In particular, the efficiency of internal combustion engines in automobile and their level of emissions can

Ngày tải lên: 28/05/2014, 14:44

... their surfaces, giving rise to surface-enhanced Raman scattering [22] Thus the control of structural type and composition of bimetallic nanoparticles comprised of Ag and Au have been a subject of ... subject of considerable interest; and the developed of simple and versatile methods for controlling the composition and structure of Au-Ag nanoparticles is an important and challenging task Trang ... strongly scatter and absorb light due to surface plasmon resonance (SPR, collective oscillation of conduction electron induced by incident light) The frequency and intensity of SPR band depend on

Ngày tải lên: 04/06/2014, 15:20

... we were generally out of sight of land except for some off-shore islands, the water was turbid most of the way after we had crossed the Tropic of Cancer off the mouth of the Han river at Swatow. ... canalization and delta and other lowland reclamation work, or of the extent of surface fitting of fields which have been effected in China, Korea and Japan through the many centuries, and which are ... Great" Yu "Superintendent of Works" and entrusted him with the work of draining off the waters of disastrous floods and of canalizing the rivers, and he devoted thirteen years to

Ngày tải lên: 29/06/2014, 15:20

... since the publication of a series of model simulations of water use of typical (model) forest stands for the Nether-lands [8], forests on the high sandy soils in the Netherlands have been seen ... will be based The current paper aims to analyse the differences and similarities in evaporation and surface conductance of three temper-ate forests in the Netherlands Evapora-tion rates and surface ... behaviour of evaporation and surface conductance for three dif-ferent forests in the Netherlands: a pine, larch and poplar forest Maximum evaporation rates of the forests are similar and approach

Ngày tải lên: 09/08/2014, 04:20

... supervision of Assoc Prof LAI YEE-HING, (in the laboratory S5-01-01), Department of Chemistry, and under the supervision of Assoc Prof LIU BIN, (in the laboratory E5-B11 & B14), Department of Chemical and ... SYNTHESIS AND OPTOELECTRONIC APPLICATIONS OF STAR-SHAPED DONOR-ACCEPTOR π-CONJUGATED MATERIALS WANG GUAN NATIONAL UNIVERSITY OF SINGAPORE 2012 SYNTHESIS AND OPTOELECTRONIC APPLICATIONS OF ... [...]... Structures of [2,2]paracyclophane based TPA molecules 1-9 Figure 1.4 Structures of triphenylamine based TPA molecules 10 and 11 Figure 1.5 Structures of triphenylamine based TPA molecules

Ngày tải lên: 09/09/2015, 10:15

... the synthesis of functionalized isoindigos….…… ……57 3.3.2 Synthesis of Series 1……… ……… …60 3.3.3 Synthesis of Series 2……….……… ……62 3.3.4 Synthesis of Series 3……….……… …….65 3.3.5 Synthesis of ... 3-4: Synthesis of 1-2……… ……… … 60 Scheme 3-5: Synthesis of 1-3 and 1-4……… ……… ….60 Scheme 3-6: Synthesis of 2-20 and 2-21……… ……… …….61 Scheme 3-7: Synthesis by Route 3……… ….62 Scheme 3-8: Synthesis ... different phases of the cell cycle of K562 cells……… 123 Table 5-5 Effect of 4-5 on the different phases of the cell cycle of K562 cells…….… 125 Table 5-6: Distribution of normal, apoptotic and necrotic

Ngày tải lên: 10/09/2015, 08:38

... 29 Results and Discussion ii 2.2.1 Retrosynthesis 32 2.2.2 Synthesis of Compounds 2-2 33 2.2.3 Synthesis of Fluorescent Tags 38 2.2.4 Synthesis of Compounds 2-4 41 2.2.5 Synthesis of Compounds ... Optimization of the synthesis of 3-4 119 Table 3.2 Cytotoxicity of synthesized compounds against various cancer cells 122 Table 4.1 Optimization of the synthesis of 4-7a 137 Table 4.2 List of compounds ... structure of 4-7w and 1D NoE of 4-7p and 4-7r) Figure 4.3 X-ray crystal structure of 4-7w 4.3 Conclusion In summary, we have demonstrated an expeditious and high yielding synthesis of 5-unsubstituted

Ngày tải lên: 10/09/2015, 15:49

... control of cholesterol biosynthesis It is the rate-limiting enzyme of sterol biosynthesis 2q1l, 3cd7, 3ccw, 1qax, 3cd5, 1dqa, 1r31 13 Enoyl-[acyl-carrier-protein] reductase [NADH] Lipid transport and ... phosphoribosyltransferase Nicotinate-nucleotide-plays a central role in the synthesis of ribazole, which is a key component of the α-lower ligand of cobalamin 1l5l, 1l5m 3.12 0.3667 21 Phosphopantetheine ... leptin signaling and control of body weight Tyrosine kinase of the non-receptor type, involved in interleukin-3 and interleukin-23 signal 37 Major NAD(P)H-flavin Energy production and conversion

Ngày tải lên: 10/09/2015, 15:49