How to calculate enthalpy of melting of any other change with DSC 131evo ?

I'm using DSC 131evo, the heat flow is given by uV, and when performing peak area calculation, the heat is given by uV.s/mg. How to change this unit to J/mg or J/mol.

09 October 2018 8,051 1 View

What is the best technique to be used for particle size distribution analysis for nano- to micro particles?

One of the characterizations of synthesized nano-particles is particles size distribution. But what method or technique is the best ??

31 December 2017 429 7 View

What is the meaning of (non-monotonic pressure) practically wit obtained results of gas adsorption analyzer?

Complete isotherms (Adsorption - desorption) of N2 was done using QuantaChrome iQC 6.... some of the data results are said to be non-monotonic pressure, what is the meaning of this message and...

11 December 2017 9,672 2 View

Can we use Argon gas as the carrier gas in CHN analyzer instead of Helium gas ??

As it is known, He gas is more expensive than Ar gas, and both are inert gases. So is it possible to use Ar gas instead of He as the carrier gas for CHN analyzer model PerkinElmer 2400 ??

11 December 2017 7,994 1 View

In the process of determination of SSA and pore size of polymer materials, does the step of outgasing (de-gasing ) is medded??

01 February 2017 4,882 4 View

What is the exact meaning of refractory compound? and what are they ?

03 April 2015 5,959 0 View

How metal , like platinum wire or silver wire, is weld to glass? for example to build up a discharge lamp??

31 December 2014 1,475 2 View

Dear all, I was wondering if anyone knows whether MGLtools and Autodock can run on Mac OS?

I have tried to download the 64-bit version of MGLtools however, as many times as I have downloaded and uninstall the programs, an error arises that the app needs to be updated. Thank you.

03 March 2021 5,997 2 View

Buffer Exchange using column packed with sephadex G-25 effect on protein concentration?

Hello, If i am doing a buffer exchange for an antibody of 1mg/mL, does the elution lose protein in the process of buffer exchange? For example, if i flow through 500 uL of 1mg/mL sample, and...

03 March 2021 6,299 3 View

I got 02 moderator values defining Johnson-Neyman significance regions. Is it an error?

Hi everyone, I am conducting research for my Master's thesis. I am using PROCESS by Johnson-Neyman to analyze my Moderator model. I test the relationship between Public Service Motivation and...

03 March 2021 2,350 2 View

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03 March 2021 5,360 2 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

Do I need to strip the PVDF membrane before staining it with colloidal gold?

Dear Colleagues, After running Western blot on PVDF membrane and detection using ECL, I would like to stain my PVDF with colloidal gold to be able to allign the ECL image with total proteins on...

02 March 2021 7,829 3 View

PACYC PCR not working after several attempts. Would anyone have any suggestions?

So, I have been trying to run a pACYC PCR which will be used later on for a Gibson Assembly. However the PCR is not working. I have already tried gradient PCR and changing extension time; however...

02 March 2021 1,146 2 View

What SPSS analysis should I run with one IV (with two levels) and two DVs?

Hi, I am trying to figure out which test would be most appropriate to run for the following question: Is there a difference in task blood pressure between smokers and non-smokers? There are two...

01 March 2021 8,235 2 View

OpenBCI eeg--has anyone used them?

I'm looking to try out an off-the-shelf EEG set for some exploratory work. Curious if anyone has used the OpenBCI, and how much set-up work is required. I've heard they are more difficult to get...

01 March 2021 4,128 3 View

Is there any expert in Smart PLS who can help me?

Dear colleagues, I have a manuscript that needs an expert in smart PLS to run the analysis, Is there anyone expert and ready to help me, please?

01 March 2021 8,212 3 View