03 May 2014 1 6K Report

I m looking for it to analyse spinel formation in periclase, alumina system.

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CO2 and CO2- difference in fluent database?

Hello, I'am modeling NH3/H2 fuel mixture combustion via EDM. I am using following reactions in the model: NH3+0,75O2=0,5N2+1,5H2O H2+0,5O2=H2O My combustor has two inlets. One is fuel inlet,...

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Can a carbon nanotube have diameter of 500 nanometers?

I have been working on producing CNT's using a freshly designed cold walled CVD reactor. as catalyst I use iron nanoparticles. hot surface is graphite and temparature is between 500C and 700C. C...

08 March 2022 2,753 5 View

Identification / characterisation of carbon nanotubes from electron microscope pictures?

Attached I have some pictures of carbon nanotube that I produced with a coldwall CVD tank with ethanol vapour. Vacuum level was 250 pascals (not that low). Hot surface was a graphite plate around...

14 September 2021 2,386 8 View

Appropriate material for resistance heating to reach 700 Celcius degrees?

I need a very hot surface to do CVD experiments for Carbon nanotube production Hot surface is in a vacuum tank I am using a AC Transformer which gives 1,5 Volt and 500Watts. Secondary coil is...

13 May 2021 6,994 11 View

How to increase the water solubility of zinc in phosphate containing zinc fertilizers?

We use zinc salts that dissolve well in water such as zinc sulphate monohydrate in the production of compound fertilizers. Although we lower the pH, the solubility of zinc salt, which has a very...

16 August 2020 5,291 3 View

How i can design isolated gate driver in Cadence Virtuoso?

I want to design isolated gate driver in Virtuoso. How can i make isolation? Also i need bjt library models for driving part of driver. Driver will have push pull bjt's and driving signal isolation.

21 June 2020 5,753 0 View

What is the main difference between the density of a fluid and a static liquid?

In fluid dynamics, Bernoulli's principle states that an increase in the speed of a fluid occurs simultaneously with a decrease in static pressure or a decrease in the fluid's potential energy....

18 May 2020 2,538 26 View

How can I heat ethanol under vacuum up to 700 C degrees without explosion?

I am planning to produce carbon nanotubes using the carbon inside the Ethanol. process is as follows: Inside the Vacuum Chamber, I will be placing 5ml liquid Ethanol. When I vacuum all the air...

16 April 2020 2,632 3 View

What is the relationship between Kondo effect and superconductivity? Does anybody know about the latest work on this issue?

We all know one of the most widely studied phenomena in condensed-matter physics is Kondo effect. Very briefly the milestones are as follows: This field began in 1933 when Wander Johannes de Haas...

19 November 2018 2,023 4 View

Latest Radiotherapy Phantoms

Dear Colleagues; Can you give information (if available) about the latest products of Radiotherapy phantoms which are being produced in last 2 years? .. Regards

10 June 2017 1,571 2 View

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