Why the active layer film becomes bad when I spin-coat a solution on it?

Dear colleague, I try to make opv device using PTB7:PC70BM active layer. The solvent/additive of this active solution are Chlorobenzene and DIO. When I try to spin-coat a phosphomolybdic acid...

02 March 2019 6,136 8 View

How to decrease Rs value of Dye-sensitized Solar Cell (DSSC) device?

I have prepared TiO2/MnO2 working electrode for DSSC device. The result shows poor performance (efficiency and FF). I think, the problem is Rs value unstable (too high). How to decrease Rs value...

03 April 2016 4,055 1 View

How many characterization should I do to characterize counter electrode for DSSC application?

I am researching counter electrodes for DSSC application. How many characterization must I do? If I have characterized using EIS, must I characterize using cyclic voltametry?

11 December 2015 7,660 1 View

Which is the best carbon material for counter electrode in Dye Sensitized Solar Cell?

I have researched counter electrode for DSSC application for several months, which is the best carbon material for counter electrode in DSSC?

10 November 2015 1,847 5 View

How do I characterize materials using EIS Spectroscopy?

I'm researching carbon materials for counter electrodes application in DSSC . I read several articles related to my research topic. In the articles, authors said they used EIS spectroscopy for...

10 November 2015 4,046 4 View

How can I find band gap using envelope method?

10 November 2015 4,385 3 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Why does blocking with my immunogenic peptide cause nuclear fluorescence in ICC?

Hi all, I am validating a polyclonal antibody raised against human ANT4, through WB and ICC. In most of my controls, the antibody shows very little off-target binding, but when I pre-incubate the...

03 March 2021 5,999 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

Irradiation data for JAPAN?

Hi, Could you help me to get the latest (2019, 2020) solar resource data for a particular site in JAPAN? PV GIS and NSRDB data are not in reach to JAPAN, I'm looking for some other database for...

03 March 2021 961 3 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View