01 January 1970 1 10K Report

Non-Diversified firms

More Ihssan Samara's questions See All
Why do I have multiple peaks in my melt curve?

In the primer validation, with the serial dilution of the cDNA, I have a melt curve with a single peak. However, when I do the gene expression using control and treatment samples (I am evaluating...

17 August 2020 2,793 5 View

Control of UPFC?

I'm working on Control Systems of advanced UPFC. For continuing research I need an help me about this

11 April 2019 4,378 2 View

How does pressure effect crystallinity of polymers ?

how does the pressure effect crystallinity of polymers? if samples dried in vacuum will have higher crystalline structure or lower or stays the same ? i'm guessing that lower pressure will have...

31 March 2019 3,196 4 View

Optical models for thin films other than wembel ... Etc ?

What other models i can use other than: wembel-di domineco model, tauc plot, urbach tail and energy gap from absorption/transmission For thin films using spectrometer T&R&A I tried using...

16 October 2018 5,473 1 View

Measure the relationship between independent variable and two other dependent variables?

I have Independent variable which the diversity of board of director and the dependent variable is the strategic change and after that I want see how the strategic change can affect the firm...

02 September 2016 1,170 9 View

Similar questions and discussions
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

How to access MSCI KLD Stats and Sustainalytics?

Hello all, I'm currently working on my undergraduate thesis and I'm having difficulties trying to access KLD Stats and Sustainalytics because my campus Airlangga University and apparently other...

02 March 2021 8,525 1 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

Our partners will collect data and use cookies for ad personalization and measurement. Learn how we and our ad partner Google, collect and use data. Agree & close