نتایج جستجو برای: micro crystalline

تعداد نتایج: 154101  

2012
Ankesh Kumar Srivastava S. P. Singh

Abstract — Fe2O3 substituted 45S5 bioactive glasses were prepared. Glass derived Bioactive Glass ceramics were obtained through controlled crystallization of bioactive glasses. Nucleation and crystallization regimes were determined by the parameters obtained from differential thermal analysis (DTA) of bioactive glasses. The formed crystalline phases in bioactive glass ceramics were identified u...

2012
Jenn Kai Tsai Jun Hong Shih Tian Chiuan Wu Teen Hang Meen

In this study, we report the effects of thermal annealing in nitrogen ambient on the optical and electrical properties of zinc oxide (ZnO) nanorod (NR) arrays for the application in light emission diodes (LED). The single-crystalline ZnO NR array was synthesized on p+-Si (111) substrate without seed layer using simple, low-cost, and low-temperature hydrothermal method. The substrate surface was...

Journal: :Dalton transactions 2007
Q Folshade Mokuolu Dolos Foguet-Albiol Leigh F Jones Joanna Wolowska Radoslaw M Kowalczyk Colin A Kilner George Christou Patrick C McGowan Malcolm A Halcrow

Treatment of CuF(2) with 2 equiv of 3{5}-[pyrid-2-yl]pyrazole (Hpz(Py)), 3{5}-phenylpyrazole (Hpz(Ph)) or 3{5}-[4-fluorophenyl]pyrazole (Hpz(PhF)) in MeOH, followed by evaporation to dryness and recrystallisation of the solid residues, allows solvated crystals of [{Cu(micro-pz(Py))(pz(Py))}(2)] (1), [{Cu(micro-pz(Ph))(2)}(4)] (2) and [Cu(4)F(2)(micro(4)-F)(micro-pz(PhF))(5)(Hpz(PhF))(4)] (3) to...

2013
Xuelin Lei Liang Wang Bin Shen Fanghong Sun Zhiming Zhang

Thin boron doped diamond (BDD) film is deposited from trimethyl borate/acetone/hydrogen mixture on Co-cemented tungsten carbide (WC-Co) micro drills by using the hot filament chemical vapor deposition (HFCVD) technique. The boron peak on Raman spectrum confirms the boron incorporation in diamond film. This film is used as an interlayer for subsequent CVD of micro-crystalline diamond (MCD) film....

2014
Dhruba Panthi Atsushi Tsutsumi

Solid oxide fuel cells (SOFCs) are promising electrochemical energy conversion devices owing to their high power generation efficiency and environmentally benign operation. Micro-tubular SOFCs, which have diameters ranging from a few millimeters to the sub-millimeter scale, offer several advantages over competing SOFCs such as high volumetric power density, good endurance against thermal cyclin...

Journal: :Aggregate 2021

Construction of crystalline homo/heteroaggregation at micro/nanometer level from organic ?-conjugated systems is great importance because the controllable morphologies (i.e., size, shape, and dimension) could provide diverse optoelectronic properties for different applications in electrooptical devices. In this review, we summarize our recent progress self-assembly micro/nanostructures molecule...

Journal: :Geoderma 2022

The differentiation of Fe and Mn within the nodules its relation to fabric is a well-known phenomenon. However, relationship this mineralogy was not studied yet. This study aimed fill gap through micro-mineralogical geochemical investigation from soils with different hydromorphic conditions by electron probe microanalysis micro-X-Ray diffractometry. Different hydromorphism resulted in same nodu...

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