A study in the growth mechanism of silicon nanowires with or without metal catalyst

... results in formation of only a few of SiNWs. The reaction temperature is usually decided with the consideration of the catalyst type. According to the binary phase diagram of a metal and Si, the ... (7)). The above factors easily cause a low-crystal quality of as-received SiNWs even amorphous SiO 2 nanowires. 3.3. Advantage and disadvantage of with an...

Ngày tải lên: 16/03/2014, 15:09

... compass, or something relating to them. Wabun the East, Kabun the West, Kabibonokka the North, and Shawano the South, are, in the ordinary language of the interpreters, the names applied to them. ... of the Algonkins, was both the god of light and day, of the winds and rains, and the creator, instructor and teacher of mankind. The derivation of his n...

Ngày tải lên: 22/03/2014, 22:20

... beginning with the early Church Fathers and culminating in the great Scholastics. But, at last, its generative ideas—sin and salvation, nature and grace, unity, infinity, and kingdom—had done their ... problems had arisen in the law-courts and the Sophists' courses of oratory; they were, in the main, and in their significant features, irrelevant to the academic tr...

Ngày tải lên: 14/03/2014, 17:25

... paragraph. The most important idea is always placed at the beginning of a paragraph. Disregarding time order, the reporter can arrange his material in the descending order of importance details for the ... by cutting the paragraph from the end without running the risk of leaving out an unimportant fact. Trinh Thi Ha – K11C 17 Basically, the structure of a...

Ngày tải lên: 02/09/2012, 11:12

... preceding or following paragraph. The most important idea is always placed at the beginning of a paragraph. Disregarding time order, the reporter can arrange his material in the descending order of ... hopeful April day a decade ago. Citi, once the most valuable financial company in the United State, has fallen to third place, behind Bank of America and JPMorgan Ch...

Ngày tải lên: 21/12/2013, 14:47

... was measured as 80 and 130 kJ/mol with the Pt and Au catalysts, respectively. The present results suggest that the rate- determining step is the incorporation of Si atoms in the lattice at the ... of four main steps: (1) mass-transport in the gas phase; (2) chemical reaction on the vapour–liquid interface; (3) diffusion in the liquid phase; and (4) incorporation...

Ngày tải lên: 16/03/2014, 15:05

... affects the kinetic parame- ters for the enzyme, although, in this case, the major alterations appear as a 200-fold decrease in k cat rather than substantial changes in K m for either substrate (Table ... in satu- rating the enzyme with Neu5Ac and we resorted to measuring the apparent values of the kinetic parame- ters at fixed concentrations of the other substrat...

Ngày tải lên: 22/03/2014, 21:21

... to share their stories and examples, including Olivia Mitchell, Mike Brown, and Natasha Lampard in New Zealand. And of course I am indebted to my wife and daughter in Japan for making me laugh ... relaxation, dining, drinking, and a little fun with colleagues. By getting away from the formality of the office setting, my boss told me, staff and managers can experience a m...

Ngày tải lên: 17/03/2014, 17:29