Báo cáo hóa học: " Synthesis of Porous NiO and ZnO Submicro- and Nanofibers from Electrospun Polymer Fiber Templates" pptx
Báo cáo hóa học: " Synthesis of Porous NiO and ZnO Submicro- and Nanofibers from Electrospun Polymer Fiber Templates" pptx
... in the
NiO fibers and zinc/oxygen in the ZnO fibers are near to
the theoretical ratio of NiO and ZnO of 1:1. The XRD
patterns of the NiO and ZnO fibers are presented in
Fig. 5a and b, respectively. ... range of 20 to 35 nm, and the ZnO
submicrofibers are composed of many nanocrystallites with
a width of about 65 nm and length of about 200 nm. Inter-
estingl...
báo cáo hóa học:" Osseointegration of porous titanium implants with and without electrochemically deposited DCPD coating in an ovine model" potx
... dissolved calcium and phosphorus ions
resulting in the deposition of a thin and uniform layer
of calcium phosphate compound on the 3D porous sub-
strate, with grain size ranging from the sub-micron ... establishment of a biological and mechanical interlock. In order to
enhance bone-implant integration osteoconductive coatings and the methods of application thereof are
cont...
Báo cáo hóa học: " Synthesis of NaYF4:Yb3+, Er3+ upconversion nanoparticles in normal microemulsions" pdf
... size of 20 nm, and of cubic phase with good crystallinity. Furthermore, these nanoparticles have good
dispersibility in nonpolar organic solvents and exhibit visible upconversion luminescence of ... because of its inherent merit in high yielding and being economical, this
synthetic method could be utilized for preparation of the UCNPs on a large scale.
Introduction
The synthe...
Báo cáo hóa học: " Synthesis of silicalite-poly(furfuryl alcohol) composite membranes for oxygen enrichment from air" docx
... consist of well-dispersed particles
without interfacial incompatibility and defects between
the inorganic material and the polymer. Therefore, care-
ful selection of a pair of polymer and inorganic ... the
development of synthesis methods of pinhole-free,
mechanicall y stable, and inorganic-organic hybrid mem-
branes to combine the advantages of both inorganic and
o...
Báo cáo hóa học: " Synthesis of magnetic nanofibers using femtosecond laser material processing in air" ppt
... c-
tion of femtosecond laser pulse repetition rate. Fig ure 6
shows XRD pattern of NdFeB magnetic nanofibers gener-
ated by femtosecond laser at 26 MHz and a power of 15
W. The average nanofibers ... the TEM image of magnetic nanofibers at 26
MHz pulse repetition rate and Figure 3b shows a s ingle
magnetic nanofiber generated by femtosecond laser. It
depicts that magnetic nanofibe...
Báo cáo hóa học: "Synthesis of freestanding HfO2 nanostructures" ppt
... nanostructure synthesis, the creation
of two-dimensional freestanding nanostructures is of spe-
cial interest. Most device applications entail the use of
materials in the form of thin films. ... the
intrinsic properties of such films is difficult. Properties of
the interface s between the film and other components of
the device can obscure the intrinsic properties of the
fi...
Báo cáo hóa học: "Synthesis of carbon nanotubes with and without catalyst particles" doc
... highlighted the use of transition
metals as catalysts for carbon nanotube synthesis. Over
the next years, a massive amount of synthesis r outes
and variations were developed. Most of these were
based ... successful integration of CNT into appli-
cations and large-scale production processes rema ins
limited and is dependant on the understanding of several
fundamental i ssues...
Báo cáo hóa học: " Synthesis of long group IV semiconductor nanowires by molecular beam epitaxy" doc
... R: Self-
assembled and ordered growth of silicon and germanium nanowires.
Superlatt Microsctruct 2009, 46:277.
8. Irrera A, Pecora EF, Priolo F: Control of growth mechanisms and
orientation in ... nderstand the physical origin of the
growth direction dependence on the NW length, we
examined the sidewalls of both types of NWs, as shown
in Figure 4. The <111>-oriented Si N...
Báo cáo hóa học: " Synthesis of multi-walled carbon nanotube/ polyhedral oligomeric silsesquioxane nanohybrid by utilizing click chemistry" pptx
... surface of the MWNTs. The
MWNT-POSS nanohybrid showed a typical electronic
Figure 4 TEM images and EDX spectra of nanohybrid. (a) TEM
images of MWNT-POSS nanohybrid and (b) EDX spectra of MWNT-
POSS ... shows
that the pristine MWNTs, MWNTs-alkyne, and the
MWNT-POSS nanohybrid have two characteristic bands
at 1352 cm
-1
(D band) and 1585 cm
-1
(G band) [22].
The D band is attri...
Báo cáo hóa học: " Synthesis of long group IV semiconductor nanowires by molecular beam epitaxy" ppt
... at a
gold deposition pressure of 6 × 10
-10
mbar. The density
and the diameter of the gold droplets are determined by
the Au evaporation rate and the temperature of the
samples via the Ostwald ... growth of the NWs was achieved from
the sublimation of Si or Ge at a deposition pressure of
10
-9
mbar. In order to grow th e NWs, the Si(111) sur-
face was heated either at 550°C...
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