Please suggest me supplier or labs where i get CNTs/Si junctions based substrate?

02 March 2017 4,466 0 View

Can anyone guide me about air brush technique to deposit the film of CNTs?

Which type of gun/air brush required for this?

09 October 2016 4,877 5 View

Can anyone tell me, which solvent is required for CNTs thin film deposition by spin coater?

Generally, CNTs has poor adhesion on Si wafer, when deposit their thin filmby spin coater. So, I need a solvent that help in good adhesion of CNTs by spin coater...

09 October 2016 6,297 7 View

Can anyone suggest me, order of defect density in case of Graphene using Raman Spectrum?

In my case it comes 5e19cm-2... its very large as compared to reported values....

08 September 2016 4,531 0 View

Can anyone suggest me, how we calculate electrical band gap of CNTs?

Any appropriate technique specially for MWCNTs?

07 August 2016 2,499 2 View

Can anyone suggest me approximately value of electrical current in CNT/Pani Compoites?

with concentration of CNTs in polymer?

07 August 2016 9,405 3 View

Can any one suggest me, which type of sensors used to detect amount of, Chlorine, chloramine, Pb, VOC in water?

05 June 2016 2,330 2 View

Can any tell me, why resistance decrease as temperatures increase in case of MWCNTs?

generally, MWCNTs behave as semiconductor at room temperature.. in my case at room temperature, its i-v is perfect ohmic, but when we record i-v with temperatures.. i found that its resistance is...

04 May 2016 4,421 9 View

Can any one tell me, why electrical current is improved by the addition of CNTs in polymer matrix?

04 May 2016 9,886 0 View

Can any one tell me, can we use Ar MFC for ethanol sensing?

If yes, what about calibration?

03 April 2016 228 2 View

Isolates of Hymenoscyphus fraxineus?

Dear Dr. Cai, my name is Simone Prospero and I work in the team of Phytopathology at the Swiss Federal Institute for Forest Snow and Landscape Research (WSL;...

01 March 2021 1,133 1 View

Any research papers for extraction of nutrient deprivation on macroalgae? Analysed by HPLC-UV and GC/MS. Possibly from macroalgae genus Rhizoclonium?

I am doing my thesis on the nutrient deprivation on the macroalgae Rhizoclonium sp. I will be analysing the levels over a period of roughly 5 days by HPLC-UV and GC/MS. I will be using seawater as...

28 February 2021 6,477 1 View

How to eliminate Steady state error from Reinforcement learning genetic algorithm code?

The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...

28 February 2021 6,560 14 View

Necessary tube lenght to cool Natural gas in a dry-ice cooling bath?

I have a tank which contains natural gas at 250 Bar and 293 Kelvin. I want to cool the gas in a dry-ice cooling bath to about 195 Kelvin. The gas will flow in a copper-tube through the bath with a...

27 February 2021 8,128 1 View

Exit velocity of natural gas from pressurized tank?

Hi Guys. I'm a mechanical engineer and have a bit trouble, would be very glad if you could help me with my questions. I have a pressurized tank which contains Natural Gas at 200 Bar and 293...

26 February 2021 6,253 3 View

Gas sensor response and recovery time independant of flow rate and chamber volume?

I am trying to obtain the response and recovery times for my gas sensor device. It appears the the response/recovery times are primarily dependant on the flow rate of the gas I inject into the...

26 February 2021 1,511 3 View

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

Why do a weight decrease for thermal degradation in nitrogen gas condition?

Hi all The question is related to TGA(Thermogravimetric analysis). Thermal degradation easily understood but why do samples weight decrease? altough just binding is broked, the weight of...

26 February 2021 1,100 5 View

Why do the air flow results vary totally when adding scalar in CFD ?

Dear All, We are using Autodesk cfd to calculate the air flow in a single sided naturally ventilated room, where air flow depends only on buoyancy due to temperature difference between inside and...

25 February 2021 9,602 4 View

CGA 300 Regulator for CO2 cylinder?

Has anyone ever tried to deliver CO2 with a CGA 300 regulator? I know that a CGA 320 regulator is standard for CO2. The issue is that I currently do not have any free CGA 320 regulators. I also...

25 February 2021 3,292 3 View