Problem with Charge discharge test in supercapacitors?

I have synthesized a polyaniline based composite and coated it on nickel foam. I performed CV in three electrode system at a potential window of -0.2 - 0.8 v. but the problem is : When I perform...

01 August 2020 9,399 3 View

Does CEC have an effect on the type of cations adsorbed?

I came across a confusing concept in a reference and was wondering wether increasing CEC, increases the preference of adsorb sites to bind with cations with higher valence ? For example divalents...

02 March 2020 3,684 3 View

I need early numeracy skills tool for kindergarten or preschool children, can anyone help me?

Dear Researchers and Friends My name is Kamyar Azimi, an Educational Psychology PhD student, Shahid Chamran University of Ahvaz, Ahvaz, Iran. As you might be in the know that there are many...

12 December 2019 1,854 3 View

Are dynamic factor models a powerful way to forecast the stock prices? do you have links and examples of these models?

i want to work with dynamic factor models to model the stock prices and develop a statistical arbitrage strategy based on these models. i looking for resources to understand these models better...

15 September 2016 9,154 4 View

Can reflectance be greater than one for evanescent waves between two different media?

05 September 2016 4,949 3 View

What is the best method to model the melting of particles in a liquid-solid slurry flow?

I'm modelling heat transfer of ice slurry flow inside a tube by ANSYS Fluent. What are the methods to take into account the melting of ice particles? I have so far implemented Euler-Euler approach...

21 January 2016 9,278 4 View

Where can I find design examples according to JSCE GUIDELINES for CONCRETE (for example a simple flexure design of a beam)?

25 October 2014 1,534 2 View

How to convert grade point average to academic achievement variables in SPSS?

Hi dear friends I wanted to help you with your guidance on how to convert GPA scores into academic achievement variable in SPSS. Thanks for your kindness

01 January 1970 1,027 4 View

What is co-normed?

Hi I am translating an early mathematics Inventories from English to Persian and was having trouble with the word "co-normed" in the following sentence: The TEMI-O was co-normed with the...

01 January 1970 3,053 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

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

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

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 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

How to calculate average trend in maximum annual NDVI from MODIS?

I am wanting to calculate the average trend in maximum annual NDVI in Iceland from 2010-2020 using MODIS MYD13Q1 V6. How would I do this? I have currently inserted the NDVI bands from the MODIS...

02 March 2021 752 2 View