Gas sensors based on semiconductor metal oxides?

How can improve the sensitivity of semiconductor metal oxides with suitable dopants for CO2 sensing? Does metal dopants like Au, Ag, Pt and Pd able to improve response and recovery time for CO2...

08 September 2019 8,645 4 View

Which nanomaterials are showing best result for CO2 sensing?

Which nanomaterials are showing best result for CO2 sensing? How response and recovery time can be for CO2 gas sensors?

08 September 2019 5,708 5 View

What is the low cost and better synthesis route to synthesize WO3 Nanomaterial?

What is the low cost and better synthesis route to synthesize WO3 Nanomaterial?

06 July 2019 7,921 3 View

Please suggest the better synthesis route for sulphor?

Please suggest the better synthesis route for sulphor?

11 December 2017 9,624 3 View

How measure the posrosity of nanomaterials by using XRD data ?

How measure the posrosity of nanomaterials by using XRD data ?

10 November 2017 8,714 4 View

How alter the energy band -gap of pure ZnO & doped ZnO for optoelectronic applications?

How alter the energy band -gap of pure ZnO & doped ZnO for optoelectronic applications?

06 July 2017 9,223 3 View

Does optoelectronic behaviour of pure ZnO oxide are tunable ?

Does optoelectronic behaviour of pure ZnO oxide are tunable ?

06 July 2017 7,473 4 View

How we can reduce hysteresis loss in resisitive type sensors based on metal oxides?

How we can reduce hysteresis loss in resisitive type sensors based on metal oxides?

06 July 2016 7,611 2 View

What effect of Ageing on the stability of Sensors based on metal oxides?

06 July 2016 5,464 1 View

Why quantum effect dominates properties of materials at nanometersclae?

Why quantum effect dominates properties of materials at nanometersclae?

03 April 2016 443 1 View

Does the pressure(-600 mmHg) affects pH?

When I conducted the degassing experiment using decompression under anaerobic condition(and I used ferrous based chelating agent), the oxidized ferric were observerd. So, could you tell me the...

03 March 2021 4,892 5 View

Do anyone here can help us in the field of molecular docking?

We have synthesized various metal complexes with different environment around the metals. Now to see the application of synthesized complexes we need this study also. we are also interested in...

01 March 2021 1,899 2 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

Distribution of particles in metal matrix?

How would define the "good" and "poor" distribution of particles within the matrix. Is there a quantitative solution to assess the distribution of the particles, which then having denotation of...

28 February 2021 7,397 8 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

Which transition metal salt precursor is best for doping? Why?

I would like to synthesize a transition metal doped TiO2 via solgel method. Hence, I would like to know which metal salt precursor to choose among Chloride, Nitrate, and Sulphate. A clear...

27 February 2021 4,285 3 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

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