What might be the reason for larger activation energies (1-2 ev) measured from AC conductivity for a organic semiconductor?

Thirmal Chinthakuntla @Thirmal_Chinthakuntla

01 January 2014 0 5K Report

What are the ranges of activation energies for electronic, ionic , proton conduction? Can anyone give some references for AC conductivity analysis of organic semiconductors?

Badges
Science topic

More Thirmal Chinthakuntla's questions See All

What is the effect of reflection in FTIR spectrum?

FTIR spectrum provides the information about absorption and transmission ,but will it consider the reflection while giving this data?

02 March 2014 7,258 7 View

What is the effect of the thickness of a polymer film on its FTIR spectra?

If we take FTIR spectra for a sample with different thicknesses, what will be its effect on FTIR spectra?

02 March 2014 8,180 7 View

How do I explain two broad peaks observed in Z'' vs log(frequency) with respect to relaxation mechanisms in an organic polycrystalline semiconductor?

I have also observed two semicircles in Nyquist plots. How do I relate this with Z'' vs log(frequency)? What might be the origin for these two semicircles in this type of material? How is this...

31 December 2013 8,930 4 View

What is the relation between electric susceptibility and heat capacity?

10 November 2013 8,686 2 View

How do we identify the xrd peaks of (001), (100) and (010), where planes have the same d-spacing and hence the same 2theta?

If the 2theta value is the same for some planes, how do we identify them?

09 October 2013 5,152 9 View

Can anybody tell me how magneto electric effect will be enhanced near the ferromagnetic or ferro electric transition in a composite material?

The relation between the ordering and ME coupling?

07 August 2013 8,848 2 View

When does a material pocesses multiple relaxations and how to know that the systems has single relaxation or multiple relaxations?

What is the criteria for a material to have multiple relaxations?

07 August 2013 9,465 8 View

When do we chose a capacitor or CPE in an equivalent circuit model for analysing the impedance data?

How is it related to relaxation phenomenon?

07 August 2013 8,250 9 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 2021 0 0 View

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

Chlorinated organic formation in odor control scrubbers using hypochlorite?

I'm involved in a study of odor control technologies for municipal wastewater treatment plant. One of the control options involves a chemical 2-stage (acid/alkaline) packed bed scrubber. The...

03 March 2021 3,661 2 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

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 View

Ester cleavage conditions?

Hi all, I need to cleave the ester in Ethyl 2-amino-1H-imidazole-5-carboxylate to make the carboxylic acid and retrieve the product from solution to use in downstream applications of linking to...

01 March 2021 8,766 3 View

How Can I bring as much common elements in steel as possible to calculate stable phase(s) in OpenCalphad?

As I was tweaking step-by-step OpenCalphad6 Macros step1.ocm involving phase and thermal property calculation of a High-speed steel, I could not incorporate more than 6 elements in the steel...

01 March 2021 8,840 1 View

How can you bring two structures together to create an adhesive bond in LAMMPS?

I have created an Ice 1h crystalline structure and an Aluminium substrate structure and equilibrated both at 250K. Now I need to bring them together in a way that an adhesive bond is created....

01 March 2021 3,325 2 View

What is the density for pva electrospining?

I'm Juan Carlos, a high school student who is working with electropinning, I made an electropinning machine with a 21g needle and a 30kv high voltage source and the distance between my needle is...

28 February 2021 298 3 View