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

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 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

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 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