How to measure acid values of unsaturated polyesters?

I've been using the standart AATM 109-01 (2006) procedure to determine the acid values of unsaturated polyesters. In this procedure solutions of Phenolphthalein and Potassium Hydroxide in etanol...

11 November 2020 7,768 6 View

CAS solution whit PIPES ?

To prepare CAS solution for siderophores assay, the protocol use anhydrous piperazine. Can I make this solution using PIPES ? And how? Thanks The protocol i'm following is:...

08 November 2020 2,751 2 View

Does anyone have a reliable protocol to assess cell viability in commercially available GelMA (Gelatin methacryloyl) ?

Hello all, I am trying to asses the viability of stem cells in GelMA (gelatin methacryloyl). Most articles make their own GelMA. However, our team bought a commercially available one. The thing...

13 September 2020 9,086 1 View

Which are the best loading controls for Western Blot excluding the cytoskeleton ones?

I need to use a loading control for Western Blot that neither includes a cytoskeleton protein or a protein that interacts directly with the cytoskeleton. My issue is that I incubate cells with...

27 August 2020 2,735 11 View

Does anyone know or can resolve this kind of Internal Error on Anylogic?

I am currently working on a Urban Traffic Simulation on Anylogic and sometimes when the simulation is running, this error appears and everything stop: "Exception during discrete event...

23 May 2020 8,461 0 View

What is the best way to graph an SVM classification in R or Python?

I'm trying to find a way to graph a classification made by the support vector machine algorithm. Something like a PCA or LDA chart would be excellent. Any help will be welcome.

26 April 2020 4,588 1 View

What is the header of the Gaussian input file for calculating two distinct molecules?

I'm doing simulations with two different molecules, but it always ends up falling into the same problem, it seems that the Gaussian doesn't balance the molecules when I calculate the cation and...

03 March 2020 7,750 2 View

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03 March 2020 4,189 1 View

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Hello, i need to generate a few parameters of excitation states in a series of molecules. I am using g09. I have a opensuse (linux) with 24 cores, Dell setup (i believe it configures a...

14 February 2020 9,488 5 View

Is anyone interested in setting up a distance research group on agricultural risk management?

I am looking for researchers who are interested in the theme "agricultural risk management" to do a research group at a distance. Each addresses the experiences of local risk management, from...

08 December 2019 8,879 29 View

Please suggest a good text book for "Research Methodology in Life Sciences". Which book would be good for PhD Scholars?

Please provide Book Title and author name

02 March 2021 9,059 3 View

Is there an open source free software for text mining and sentiment analysis?

I am looking for a free software for text mining and sentiment analysis for my research on customer review mining (it involves calculating polarity of attributes,opinion oriented information...

25 February 2021 1,920 6 View

Suggest me some trending topics for phd research in text mining/AI/machine learning?

My master's research is in info retrieval and text mining. I would be grateful if you could help me to select a good topic for my phd research proposal.

24 February 2021 393 14 View

My silica gel column dried can I somehoe save the trapped matter?

I tried to separate my substance from a protein in a sillica gel column. By mistake, it dried and cracked. Can I save the trapped substance? Can I repack it ,or at least elute all of the trapped...

22 February 2021 1,789 3 View

Hello, does any one know a free medical text dataset?

a free multi label clinical text dataset , containing text as entry and several labels as classes. Best regards

22 February 2021 5,988 2 View

I collected qualitative data, but the analysis results are mostly quantitative. What can we call such research, qualitative, quantitative or mixed?

I collected audio data, transcribed them to turn into text data, and then coded them. I have a theory-driven code system established before collecting the data. The text data were then coded using...

14 February 2021 2,130 19 View

Which regression is best fit when moderator is categorical and dependent variable is latent in nature?

I am using categorical variables as a moderator variable, and my dependent, mediator and IV variables are latent in nature. Which regression test I can apply. As logistic regression is for binary...

11 February 2021 1,584 3 View

Professional editing and proofreading services?

08 February 2021 7,901 6 View

Can anyone help me in this MATLAB Coding?

Hello, I have a dataset excel CSV sheet with a three columns,(X,Y, and Z) The first and second columns represents the coordinates of point, while the third one represents the elevations value of...

04 February 2021 3,451 3 View

Best way to draw COLONY output / pedigrees?

Hi, I am using the sibship analysis software COLONY 2.0.6.6 (most recent version) on about 150 individuals offspring, with some of them as potential fathers and mothers. COLONY provides a lot...

02 February 2021 6,910 2 View