Is it a necessary condition that lower optical band gap of polyaniline should have higher electrical conductivity?

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The formation of chloride ion (as HCl used as dopant) in the polymeric chains (polyaniline) stabilize it or destabilize? Please open the discussion

04 May 2017 1,488 9 View

Can we use the word "hybrid" frequently to designate polymer-CNT nanocomposites i.e hybrid polymer-CNT nanocomposites ?

Can we use the word hybrid to designate polymer-CNT nanocomposites i.e., hybrid polymer-CNT nanocomposites? Here I attached some literature where people frequently used it and published paper in...

01 February 2017 4,148 4 View

How hydrochloric acid as a dopant in polymeric chains of polyaniline enhance the thermal stability ?

01 February 2017 9,223 4 View

Is DMSO has doping effect on the polyaniline ? If we prepare the PANI-CNT nanocomposites (DMSO as a common solvent for both )?

Is DMSO has doping effect on the polyaniline? If we prepare the PANI-CNT nanocomposites (DMSO as a common solvent for both )?

01 February 2017 6,890 4 View

What kind of morphology can be observed in self- standing film of polyaniline ?

What kind of morphology can be observed in self- standing film of polyaniline ? Please open the discussion.

31 December 2016 2,238 0 View

What is the exact explanation of Polyaniline's X-ray diffraction analysis ?

11 December 2016 7,129 5 View

How the rate of chemical reaction affects the crystallinity of polyaniline nanocomposites ?

How the rate of chemical reaction affects the crystallinity of polyaniline nanocomposites

10 November 2016 2,256 3 View

How concentrated HCl affect the branching of polyaniline membrane ?

How concentrated HCl affect the branching of polyaniline membrane

10 November 2016 3,686 3 View

Can we measure the Stress Strain curve of nonuniform polymeric membrane ?

06 July 2016 5,160 1 View

How CNT-CNT interactions at higher concentration in polymer matrix affects the intensity in FTIR ?

06 July 2016 8,525 5 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

12% ledeburitic cold work tool steel, etched for revealing retained austenite, any help for clarifying?

Hello everyone. Given microstructure image belongs to a 12% ledeburitic cold work tool steel (annealed and tempered). The sample was etched with picral (100 mL ethanol and 4 g picric acid). I...

02 March 2021 4,119 3 View

What are anisotropic electrical and optical properties of a semiconductor due to?

In some materials, properties such as band gap, thermal conductivity differ along different crystallographic axes. What are the basics?

01 March 2021 1,923 3 View

Adherance of Polyaniline coating over stainless steel?

Is the electropolymerisation of polyaniline coating over stainless steel (SS) via Cyclic voltammetry technique is really adherant? Else how to improve the adhesion of the coating, whether any...

01 March 2021 8,220 2 View

How to Eliminate cosine error and abbe error in LASER measurement system(for example Rhenishaw XL80)?

I like to do project in laser measurement system. My objective is to eliminate or reduce the cosine error, abbe error in Laser measurement system. I have Rhenishaw XL80 system. Please tell the...

28 February 2021 4,890 3 View

Can impedance of antenna be less than 50 ohms?

I am simulating helix antenna in hfss, right now, giving excitation with 50 ohms port. When I see the results of Z parameter (real). It shows lower than 50 ohms. Do not understand, if it can be...

27 February 2021 4,218 7 View

Should we reduce the standard unit of length to 0.31951540592 meter ?

The reasoning behind this question is to align the ratios of the proton potential in energy per charge to the speed of light in distance per time. As these two dimensions appear to be related,...

27 February 2021 947 7 View

What could be reason for getting such type of graph for complex impedance in case of polymer blend films?

Its effect appears in real part of ac conductivity also. Can anyone suggest any reason behind it?

26 February 2021 3,487 3 View

How can we limit artifacts caused by rotation in fiber photometry?

We are trying to run fiber photometry experiments for long time scales, but we get these sinusoidal artifacts that come up. We think they may be caused by twisting of the fiber optic subject...

25 February 2021 568 1 View

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25 February 2021 5,713 1 View