Why battery always retain the same value of power?

Dear all, I have been testing a model that is in the Matlab library (https://es.mathworks.com/help/physmod/sps/ug/simplified-model-of-a-small-scale-micro-grid.html), this is named "power...

10 November 2020 2,117 3 View

Do I need to transform dependent variable if I am correcting for outliers?

Univariate normality test tells me I only have 2 values among my predictor variables that are >3 SD. Multivariate normality test tells me a have a few outliers. I also plotted residuals using...

27 October 2020 9,579 5 View

Would appreciate who can help me explain the results of the panel data analysis using STATA - Robust?

Some querries. A robust panel data analysis was done by my statistician in my study covering two periods: Panel A : 2008-2018 16 Oil companies and Panel B: 1988-2018 - Three Major Oil companies...

08 October 2020 940 3 View

Does grand mean centering affect the interpretation of unstandardized beta coefficients in any way?

Assuming I don't standardize beta coefficients (this was recommended for dyadic analysis), does anyone know if grand mean centering my predictors will help me better interpret beta coefficients?

16 September 2020 7,154 2 View

Need help understanding the value of grand mean centering in dyadic analysis?

Let's say my predictor values are: husbands' anxiety, wives' anxiety, husbands' satisfaction, and wives' satisfaction. I am conducting SEM. I am grand mean centering my predictors because it was...

15 September 2020 1,520 3 View

Has anynone successfully used NEB's TtAgo (Thermus Thermophilus Argonaute) for any type of application?

I have been trying to use NEB's TtAgo (https://www.neb.com/products/m0665-ttago) to linearize supercoiled plasmids, following NEB's recommendations, but I haven't had any success yet (19/19 failed...

09 September 2020 2,112 1 View

TCE Stock solution concentration for SDS-PAGE?

Greetings, I'm trying to standarize TCE free staining method to visualize protein bands over SDS-PAGE, it's never been used in our lab. I've seen many published papers using this method, and the...

17 August 2020 6,620 3 View

What are the limiting factors for drug development through electrospinning and scale-up of the process?

Making the assumption that both, drug and polymer are soluble in a suitable non-toxic solvent and that most of the solution's and process' parameters are well defined, what factors do you consider...

11 April 2020 5,041 5 View

Speed up the performance in DC-DC Power Converter?

Dear Ms, I have been thinking in how to Speed up the performance in DC-DC Power Converter?, because I have a systems which has 2 DC-DC converters, the first one is working in order to obtaing the...

30 January 2019 4,819 7 View

How to calculate the cost of building and maintain a grid-connected microgrid?

Dear Ms, I am seeking papers or official reports, in order to find, how do the plannifier determine and forecast the cost of implementing a microgrid?. Do you have information about it?, because I...

16 December 2018 153 1 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

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 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

Waters 2707 HPLC autosampler problem?

I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...

02 March 2021 1,408 1 View

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02 March 2021 3,060 3 View

What does Servant Leadership mean today and in the future? What are the advantages and disadvantages?

In current time of many changes in business and world of work, a lot is said and reported about the importance, skills and benefits of leadership. Are soft skills becoming more and more important?...

02 March 2021 8,149 3 View

How does one access the Cranet survey data on HRM practices?

Hello, The Cranet website does not provide any lead to the data obtained from their multinational survey on HRM practices. Any help on accessing the data would be most appreciated. Thank...

01 March 2021 9,536 3 View

Any research papers for extraction of nutrient deprivation on macroalgae? Analysed by HPLC-UV and GC/MS. Possibly from macroalgae genus Rhizoclonium?

I am doing my thesis on the nutrient deprivation on the macroalgae Rhizoclonium sp. I will be analysing the levels over a period of roughly 5 days by HPLC-UV and GC/MS. I will be using seawater as...

28 February 2021 6,477 1 View

What are possible instrumental variables for business dynamics (firm entry/exit)?

Dear All, For my paper, I use business dynamics (firm entry/exit rates) as an independent variable in the econometric part. Due to endogeneity I follow a 2SLS approach, for which I need a...

28 February 2021 5,322 3 View

Why am I not able to use all VEP programs for the in silico analysis of avpr1b SNP's?

Good day researchers I am busy analysing the predicted effects of certain SNP's in AVPR1b. When using the VEP prediction programs (SIFT, Polyphen, FATHMM, LRT, Provean, Mutation Assessor, and...

28 February 2021 5,197 1 View