Biomimetic surface modification of dental implant for enhanced osseointegration

... strength of the PLGA and PLGA/Collagen coated implant surface owing to the hard nature of the implant material and the thin layer of nanofiber coating on the implant surface The tensile properties of ... integration of the implant [2] 17 Figure 1: A typical Ti dental implant 18 1.3 Hypothesis and Objectives: Hypothesis This project is to develop a surface modifica...

Ngày tải lên: 02/10/2015, 12:55

... SURFACE MODIFICATION OF FERROMAGNETIC NANOPARTICLES FOR SEPARATION OF TOXIC HEAVY METALS AND ENVIRONMENTAL APPLICATIONS ZAYED BIN ZAKIR SHAWON B.Sc (Chemical ... cost of separation of detrimental pollutants like heavy metals Recently, scientists have focused on the development of the nanomaterials as adsorbents for the separations of biomolecules,...

Ngày tải lên: 08/09/2015, 19:41

... Synthesis and characterization of NaYF4: Yb,Er UC nanoparticles and surface modification of UC nanoparticles by undoped NaYF4 shell coating (Chapter 3) Surface modification of UC nanoparticles by amino ... and NaYF4: Yb,Er nanoparticles in hexane 38 Figure 3.6 Energy level diagram of NaYF4: Yb,Er nanoparticles (versus vacuum) 38 Figure 3.7 XRD powder patte...

Ngày tải lên: 09/09/2015, 10:20

... GENETIC ENGINEERING AND SURFACE MODIFICATION OF BACULOVIRUS DERIVED VECTORS FOR IMPROVED GENE DELIVERY TO THE CENTRAL NERVOUS SYSTEM YANG YI (B Eng.) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR ... Chapter Three: Genetic Engineering of Baculovirus Vectors for Controlled Gene Delivery ………65 3.1 Introduction………………………………………………………………… 66 3....

Ngày tải lên: 14/09/2015, 11:28

... SURFACE MODIFICATION OF MAGNETIC NANOPARTICLES WITH CARBOXYMETHYL- BETA- CYCLODEXTRIN FOR REMOVAL OF DYES IN WASTEWATER DEVITA CHRISTIANI CAHYADI (B.Eng, Diponegoro University, Indonesia) ... Acid Blue 25 CD Cyclodextrin β-CD Beta- cyclodextrin BEs Binding energies CM-β-CD Carboxymethyl- beta- cyclodextrin xvii CMCD-MNPs Carboxymethyl- beta- cyclodextri...

Ngày tải lên: 12/10/2015, 17:36

... tissue engineering application This thesis reports on a novel hybrid nanofibrous PCL membrane scaffold for cardiovascular tissue engineering application, achieved by surface modification of the PCL ... methods in nanofibrous surface modification of PCL membrane are presented in details Ultra- thin PCL membrane was prepared via 2-rollheated-mill,...

Ngày tải lên: 26/11/2015, 22:40

... 2.2.5 Physical and alkaline pretreatment with saccharification Alkaline pretreatment and saccharification was examined by adding 3.3 g of wheat straw in 100 ml monoethanolamine solution in a 200 ... 2, 1.6 g of wheat straw was mixed in 50 ml of sterilized distilled water in 100 ml shaker flask and autoclaved at 135°C for h During Experiment and 4, 1.6 g...

Ngày tải lên: 05/09/2013, 15:28

... 2002) 12 Regulating Phytonutrient Levels in Plants 311 12.5.4 Metabolic Engineering of the Flavonoid Biosynthetic Pathway in Tomato There is a growing interest in producing food plants with increased ... underlie the importance of 12 Regulating Phytonutrient Levels in Plants 293 light-responsive hp mutations in modulating phytonutrient content in plants,...

Ngày tải lên: 25/10/2013, 05:20

... based on the ZnO/ QW and ZnO/ HJ solar cells: pink hatched region indicates the photoconversion improvement from ZnO/ HJ to ZnO/ QW D) Nyquist plots of ZnO/ HJ and ZnO/ QW solar cells at 0.8 V forward bias ... steps: i) growth of ZnO nanowires arrays on TCO substrates, ii) deposition of a ZnO seeding layer on the ZnO nanowire surface, and iii) growth of branched na...

Ngày tải lên: 05/03/2015, 14:37

... Characterisation of surface passivation 10 2.4 Technological methods to improve surface passivation 15 2.5 Surface passivation for high-efficiency c-Si solar cells 25 2.6 Fabrication of test ... used for industrial screen-printed silicon solar cells Development of cheaper, improved and alternative process technologies for surface passivation of moderately a...

Ngày tải lên: 09/09/2015, 11:08

... (POSS) for carbon dioxide/hydrogen (CO2/ H2) and carbon/nitrogen (CO2/ N2) separation A high CO2 permeability of 380 Barrer with a moderate CO2/ N2 selectivity of 39.1 and a CO2/ H2 selectivity of 7.0 ... parameters of glassy polymers 2. 3 .2. 1 Sorption…………………………………………… 18 2. 3 .2. 2 Diffusion…………………………………………… 20 2. 3 .2. 3 Permeability………………………………………… .21 2. 3 .2. 4 S...

Ngày tải lên: 09/09/2015, 11:22

... IN VITRO STUDY OF SURFACE FUNCTIONALIZATION OF TITANIUM SUBSTRATES FOR POTENTIAL ENHANCEMENT OF OSSEOINTEGRATION AND REDUCTION OF BACTERIAL INFECTION HU XUEFENG (B.Eng., ... 2007).Therefore, new strategies of surface functionalization of titanium implants have been investigated with the aim of improving osseointegration 2.4.1 Enhancement...

Ngày tải lên: 10/09/2015, 09:13

... that changes of the biomechanical parameters of dental implant- bone systems have a pronounced effect on implant success Of all the means for studying this problem, finite element analysis (FEA) ... static analysis, dynamic response analysis and inverse analysis of the dental implant- bone systems 1.2.1 Structural static analysis Previous FEA studies have su...

Ngày tải lên: 15/09/2015, 17:08