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Polymorphs of Zn(2-nIm) 2 (compound 1) and Co(2-nIm) 2 (compounds 2 and 3) (2-nIm = 2nitroimidazole) have been prepared by two routes: solvothermal synthesis and recrystallisation of ZIF-65(Zn/Co). Compounds 1 and 2 are isostructural,... more
This paper reports a fabrication technology which integrates organic opto-electrowetting (OEW) with PEGDA-based microfluidics between stacked ITO glass chips for droplets generation and manipulation. Organic OEW can be realized by using... more
A systematic study of the magneto-resistance (MR), magneto-reactance (MX), and magneto-impedance (MI) effects in single and multiple glass-coated amorphous Co 68 B 15 Si 10 Mn 7 microwires is reported. Our studies reveal that the MR, MX,... more
Al and C-MgB2 doping adds an electron to the system for each atom. This extra electron fills up the sigma-bands thus diminishing the number of sigma-carriers; this has been the usual explanation for the Tc reduction. Nevertheless in this... more
It is well known that the (1x5) superstructure of Bi cuprate superconductors will be suppressed due to doping with Pb. Nevertheless, a Fermi surface map of Bi2-yP bySr2-xLaxCuO 6+δ (y = 0.4 and x = 0.4) determined by angular resolved... more
A systematic study of the growth and doping of GaN, AlGaN, and InGaN by both molecular beam epitaxy (MBE) and metal-organic vapor phase epitaxy (MOVPE) has been performed. Critical differences between the resulting epitaxy are observed in... more
We have demonstrated a new planar edge defined alternate layer (PEDAL) process to make sub-25 nm nanowires across the whole wafer. The PEDAL process is useful in the fabrication of metal nanowires directly onto the wafer by shadow... more
We study the kinetics of diffusion-limited coalescence, A+A → A, and annihilation, A+A → 0, in the Bethe lattice of coordination number z. Correlations build up over time so that the probability to find a particle next to another varies... more
The current situation in high-T c superconductivity of the hydrides H 3 S, LaH 10 , and related compounds has been considered from a methodological viewpoint. Both the physical theoretical and historical backgrounds have been presented... more
Delafossite CuAlO 2 p-type nanostructured semiconductor was synthesized using boehmite (-AlOOH) nanorods loaded with copper(I) acetate [Cu(OAc)] as a precursor (nanoprecursor). Because Cu(OAc)-loaded -AlOOH nanorods are highly... more
Due to the rapid growth of telemedicine and healthcare services, color medical image security applications have been expanded precipitously. In this paper, an asymmetric PTFrFT (Phase Truncated Fractional Fourier Transform)-based color... more
Rotating cylinder (RC) technique is widely used for flow corrosion testing. However, this test configuration has limitations. Particularly, integrity of corrosion products films formed on the RC surface can be affected. The objective of... more
Tribology of hard coating alloys deposited by thermal methods: Applications to industrial components
In most of seamless tube making industries, the useful life of mandrels for rotary forging is less than 350 perforation events; though in some cases, the tool may last longer than 1000 perforations. Being the first of a series of hot... more
Rotating cylinder (RC) technique is widely used for flow corrosion testing. However, this test configuration has limitations. Particularly, integrity of corrosion products films formed on the RC surface can be affected. The objective of... more
The electrochemical reduction of Ta 2 O 5 in a LiCl-Li 2 O molten salt system has been carried out in an electrolytic cell with an integrated cathode assembly. During the electrochemical run, Ta 2 O 5 reacts chemically with Li 2 O to form... more
� SiC powders dissociate in the presence of iron powders when a mixture of both is compacted and sintered. � SiC stability not only depends on sintering temperature but also on SiC particle size. � Carbon dissolved into the matrix... more
Background: Pre-marketing clinical studies of tegaserod suggested an increased risk of abdominal surgery, particularly cholecystectomy. We sought to quantify the association between tegaserod use and the occurrence of abdominal or pelvic... more
The production of self-lubricating composites containing second phase particles is one of the most promising choices for controlling friction and wear in energy efficient modern systems. To gain a better understanding of the wear... more
The duplex stainless steels are materials, which present a better combination of mechanical properties and stress corrosion resistance than ferritic and/or austenitic stainless steels. However, in the processing of these materials, hot... more
Very often Nb contributes to the strength of a microalloyed steel beyond the expected level due to the grain size strengthening resulting from thermomechanical processing. Two different mechanisms are behind this phenomenon, and both of... more
Often, Nb contributes to the strength of a microalloyed steel beyond the expected level because of the grain size strengthening resulting from thermomechanical processing. Two different mechanisms are behind this phenomenon, and both of... more
A series of available equations allows the yield and the tensile strength of low carbon ferrite-pearlite microstructures to be expressed as a function of the optical grain size, steel composition and interstitials in solution. Over the... more
The EBSD technique is a useful tool to characterize deformation microstructures. In this study a 304 stainless steel was hot deformed to different strains in torsion mode. The application of the above-mentioned technique focused on the... more
Fabrication and structural characterization of ordered magnetic nanodot arrays over large area 1 CHANG-PENG LI, IGOR V. ROSHCHIN, XAVIER BATLLE 2 , IVAN K. SCHULLER, Physics Dept., UCSD, La Jolla, CA, USA -Self-assembly of nanopores in... more
The mechanical response of a polyamide-6 montmorillonite clay nanocomposite and of a polyamide-6 was monitored during axial fatigue tests performed at Rratios of 0.1 and -1. For both materials, two transitions were usually observed in the... more
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The mechanical response of a polyamide-6 montmorillonite clay nanocomposite and of a polyamide-6 was monitored during axial fatigue tests performed at Rratios of 0.1 and -1. For both materials, two transitions were usually observed in the... more
Incorporation of clay in polymers is known to improve mechanical properties such as tensile modulus and tensile strength, but to generally decrease elongation at break and toughness. However, recent studies reported an increase in... more
Allyloxy-pyridinium salts with various substituents on the allylic moiety are shown to be very efficient coinitiators in radical promoted cationic polymerization of cyclohexene oxide. Depending upon the radical initiator chosen, cationic... more
In order to better understand the thermomechanical behaviors of Ti 3 SiC 2 and Ti 2 AlC ceramics, sintered by spark plasma sintering process (SPS), ultrasonic pulse echography in "long bar mode" (US) and acoustic emission (AE) techniques... more
Ca 1|x Dy x MnO 2.98 (0[x[0.2) m•MdÁ« Pham Xuan ThaoEÒ GE´c¹¹ERº×v k¤ae[ÈwZpåw@åwÞ¿Èw¤ÈEim}eAeNmWZ^[C9231292 Îì §\üSCû¬®ä 11 High temperature thermoelectric properties of Ca 1|x Dy x MnO 2.98 ( x0, 0.05, 0.10, 0.15, 0.20) have been... more
Structural Health Monitoring (SHM) of aerospace structures has received significant interest as a core component of Condition Based Maintenance (CBM). This paper examines the possibility of using an ultrasonic guided wave system for... more
Waste is a very complex problem in urban area. Plastic waste is increasing every year. Kupang with population of 291,794 people generate waste reaches 926 m3/day. Organic waste to 700 m3 and inorganic waste about 226 m3. Concrete is... more
Today's demands for high quality digital printing emphasise the importance of paper surface. This work demonstrates the effects of surface topography and appearance on printing quality. Samples were printed in black and white with a laser... more
Relaxors are very interesting materials but they are most of the time restricted to perovskite materials and thus their flexibility is limited. We have previously shown that tetragonal tungsten bronze (TTB) niobates Ba 2 PrFeNb 4 O 15 was... more
Relaxors are very interesting materials but they are most of the time restricted to perovskite materials and thus their flexibility is limited. We have previously shown that tetragonal tungsten bronze (TTB) niobates Ba 2 PrFeNb 4 O 15 was... more
Wear resistance of synthetic graphite against liquid industrial platinum group metals furnace matte (Cu-Fe-Ni-S) was investigated from 800°C to 1450°C at a contact time of 1 hour. Graphite resistance was measured by the extent of... more
The effect of temperature and gas composition on the corrosion rate and corrosion byproduct of copper foil was studied by exposing it to sulphur (S 2 ), S 2 + hydrochloric acid (HCl) and hydrogen sulphide. The temperature was varied from... more
In this study it was aimed to enhance cycling performance of silicon lithium ion battery anodes via producing flexible Silicon/Graphene/MWCNT composite structures. The volumetric expansions, which are the primary obstacle that hinders the... more
Drying of chemical pulps results in a decreased swelling of the fibres, leading to lower density and strength properties of paper sheets. To investigate how variation of pulp pH, drying process temperature, and final moisture content... more
An important traditional load bearing member in oriental ancient timber structure buildings, i.e. Huagong (flower arm), was selected to explore the alterations in cell wall components and hygroscopic properties of wood during long time... more
Solid salt solutions in poly(ethylene oxide) have been intensively studied in view of their practical application in lithium batteries and other electrochemical devices. Many attempts of modifying the polymer matrix chemical structure and... more
In this work, polyacrylonitrile (PAN) was electrospun with and without magnetic nanoparticles (aluminum doped iron oxide) and was turned into magnetic nanofibers. The results showed that nanofibers diameter decreased from 700 nm to 300 nm... more
Nanostructured (metal/semiconductor) Ag@ZnO a photoactive material is synthesized by facile hydrothermal method. The FESEM analysis of as synthesized Ag@ZnO nanostructures showed formation of submicron-sized microspheres, composed of... more
Carbon fiber reinforced plastics (CFRP) are more and more used in aerospace applications because of their potential to considerably reduce the weight. Using CFRP, however, the problem occurs that at painted parts the paint thickness has... more