Niclosamide sustained release tablets with a long-term effect based on expanded graphite were prepared. Their sustained release properties were determined by using UV/VIS spectroscopy. The results show that the release rate of niclosamide decreases with the increase of the content of graphite in the...

Ag(3 nm)/Fe(35 nm)/Ag(3 nm) nanogranular films were fabricated by magnetron sputtering system onto glass substrates and subsequently annealed at different temperature. The microstructure and magnetic properties of Ag/Fe/Ag films were investigated as the annealed temperature increases from room temperature...

In this paper, the effect of different concentration of Sr2+ doping on the synthesis of Mn-Zn ferrite precursor by sol-gel method was studied, and the final product was synthesized by high temperature sintering. It showed that the spinel phase ZnFe2O4 of Mn-Zn ferrite gradually increased with the increase...

With the power of LED gradually ascend, LED lighting lamps' heat problems also increasingly exposed. The paper is around the study of high power LED packaging of liquid cooling. Through comparative analysis of DLC metal base, aluminum nitride ceramics and alumina ceramic thermal performance, it is found...

In high-Tc cuprate superconductors, the d-wave-like superconducting gap appears to depart from the standard proportionality with critical temperature Tc, and shows different doping dependences between the nodal and antinodal regions of momentum space. The failure of the attempts so far to formulate these...

The sintering temperature of lead-basedanti-ferroelectric (AFE) ceramics is always as high as1230°C which leads to the volatilization of lead and deterioration of performance. In order to bring down the sintering temperature and preventthe deterioration of electrical properties of AFE ceramics, Pb0.87Ba0.1La0.02(Zr0.68Sn0.26Ti0.06)O3(PBLZST)...

A novel structure hybridized localized surface plasmons (LSP) with liquid crystals(LC) to offer active modulation on sub wavelength structure, it allow for CMOS-compatible fabrication is presented with theoretical explanations and the results of numerical simulation. Among the candidate devices for true...

The photo-electrical properties of few-layer WS2 nanoflakes, fabricated by mechanical exfoliation, were systematically studied in this paper. The few-layer WS2 FETs are n-type and possess a high gate modulation (On/Off ratio is larger than 104) and a relatively high carrier mobility ( ). The photo-electrical...

Based on a new ray mapping method in (u, v) coordinate system, we have designed a polymethyl methacrylate(PMMA) lens for indoor uniform illumination. The lighting area is 18m ×18m and has a distance of 8m to the light source. We have calculated the surface curves and lofted them into surface, then the...

Olivine plate-like structure LiMn0.8Fe0.2PO4/C has been successfully synthesized under mild conditions using H2O/DMSO as solvent and CTAB as surfactant. DMSO and CTAB promote the formation of plate-like structure. The prepared plate-like structure LiMn0.8Fe0.2PO4/C delivers a reversible capacity of 141mAh•g-1...

Spinel-type metal oxides, magnesium-manganese- titanium oxide (Mg1.5Mn0.25Ti0.5O3) was prepared by a solid state reaction crystallization method. The acid treatments of MgMn0.25Ti0.75O3 caused Mg2+ extractions of more than 74%, while the dissolutions of Mn4+ and Ti4+ were less than 9.0%. The experimental...

Spinel-type metal oxides, magnesium-manganese- titanium oxide (Mg1.5Ti1.25O4), was prepared by a solid state reaction crystallization method. The Li+ extraction/insertion with this material were investigated by X-ray and Kd measurement. The results showed that the Li+ extraction/insertion be progressed...

Spinel-type metal oxides, magnesium-titanium oxide (Mg2TiO4), was prepared by a solid state reaction crystallization method. The spinel construction of Mg2TiO4 was conformed by XRD. The results showed that the Li+ extraction/insertion be progressed mainly by an ion-exchange mechanism. The acid treated...

A solid polymer electrolyte metal hydride (MH)/oxygen cell using La0.78Ce0.22Ni3.73Mn0.30Al0.17Fe0.50Co0.30in the anode and Nafion as electrolyte is described and investigated experimentally. In this work, the discharge performances of the cell are compared in two charging ways, namely, electrochemical...

Photoresponsive materials have attracted much attention recently because of their potential utility in many areas such as industrial, agricultural and pharmaceutical. In this paper, several photoresponsive biopolymers having spiropyran and chitosan groups were synthesized, and the structure and properties...

Badminton-like LiCoPO4 nanomaterials were synthesized by a hydrothermal method, using PEG 200 as the structure directing agent, followed by a high temperature post annealing process. LiCoPO4 nanoparticles could be obtained when PEG 200 is absence during the same synthesis process. As-synthesized products...

Optical floating zone (OFZ) technique is one of the most used methods for growth of single crystals. Although OFZ has been extensively investigated for past decades, the temperature distribution during growth has not been understood due to the complicated process during growth. It makes the optimization...

We report a systematic study of angle-resolved photoemission spectroscopy on Bi2Sr2CaCu2O8+ by using low-energy synchrotron radiation. Our focus is on delineating the doping- and momentum-dependent superconducting gap of the bilayer split bands, which are associated with the intracell hybridization of...

This paper mainly introduces the two cross-linking polyethylene insulation breakdown failure factors: space charge and water tree. And it further analyzes their mechanisms of initiation and growth. Cross-linking byproducts and current type are the major influence factors of space charge which will result...

On the basis of discussing cold junction compensation of thermocouple measurement, an improving solution was provided which was based on the stm32 with the programmable thermocouple transmitter with compensation function. Thermo emf is sent to the MCU of the host computer after A/D conversion, and then...

This article describes some influences factors and growth mechanism of cross-linked polyethylene electrical trees. There are three main factors which are water trees, temperature and voltage levels. Growth mechanism includes growth mechanism of conductive type electrical trees and growth mechanism of...

The magnetic properties of NdCo2Ge2 have been investigated. An abnormal magnetic transition occurs at room temperature. The magnetic field aligned XRD pattern implies that this phenomenon originates from the anisotrophic change by the (110) and (011) planar rotations driving by the applying magnetic...

The samples of CuIn1-x-yCexCoyTe2 were successfully synthesized by vacuum arc-melting method. The structure and optical and electric properties of Ce and Co doped CuInTe2 have been investigated using Powder X-ray diffraction(XRD), scanning electron microscopy(SEM), ultraviolet and visible spectrophotometer...

The present work reports a double-layer composite film made of TiO2 nanotube arrays (TNT-arrays) as the overlayer and TiO2 nanoparticle (P25) as the underlayer as the photoanode of dye-sensitized solar cells (DSSCs). The TNT-arrays were fabricated by two-step anodization process. In order to further...

By means of transfer matrix method, the reflectance of Thue-Morse (T-M) structure containing indefinite metamaterials is investigated It is shown that there is an omnidirectional reflectance band (ORB), and location of the ORB remains invariant with the change of generation order. The width of the ORB...