Is there any software that can run PROFILE (A steady-state soil chemistry model)? Where can I download it?

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How to analyse the differences regarding consumers' perceptions towards two products when facing two sellers in an experimental research?

For example, when selling the service products, female seller has greater influence than male seller on customers' purchase intention. However, I want to find out when selling a normal product,...

01 April 2024 2,164 2 View

How to analyse the differences regarding consumers' perceptions towards two products when facing two sellers in an experimental research?

I found two different products, and for each product, I found a female and a male to sell them in different ways. 1. The respondents needed to answer the same questionnaire twice after the four...

01 April 2024 959 2 View

How to expand a single memory B cell sorted from human PBMC?

I would like to expand memory B cells from a single memory B cell, and we are working on establishing hCD40L expressing -3T3 or -293T cell lines. Before we get the hCD40L-cell lines, we have tried...

25 March 2024 5,077 0 View

Why is the WB image of IP's CD1d after lytic exosomes strange?

I transfected pcDNA and Eprotein in 293T cells, after 48 hours the supernatant was collected and exosomes were isolated, after lysing the exosomes , an IP was performed on the CD1d, and the final...

21 January 2024 5,113 1 View

How to calculate p-value in mixed effects multinomial logistic regression?

Hello, I am looking for some guidance on how to calculate p-values for mixed-effects multinomial logistic regression using the npmlt() function from the mixcat package in R. I have fitted a model...

30 October 2023 3,607 3 View

How to discuss the effect of individual analysts?

Hello everyone. I have a research question about analysts. I want to examine the effect on analysts forecasts at the level of individual analysts, and I think there is need to control analyst...

25 September 2023 9,279 4 View

Can polyarginine still be used after moisture absorption, will affect its antibacterial performance?

I used polyarginine to make composite material antibacterial, the first time it was effective, the effect disappeared after repeated, is it because the performance of polyarginine disappeared...

30 June 2023 1,628 1 View

Questions about active risk-taking behavior?

Why is there no experimental task to measure positive risk-taking behavior? (just like balloon simulation risk task)

21 May 2023 7,120 1 View

What are the ways to normalize the plant diversity data when the plot sizes of samples are different?

I am reaching out for assistance regarding the analysis of my plant community survey data, which consists of multiple plot surveys conducted at different sites. Each site contains five plots, but...

14 May 2023 1,070 1 View

Making dem with sar data, So does the dem come from the master image or from the slave image?

21 February 2023 2,172 1 View

How to calculate CCS for Sodiated adduct ions and Multiply Charged Ions?

I'm currently working on calculating the collision cross section (CCS) for various ions, and I'm facing challenges when dealing with sodiated and multiply charged ions. Most of the resources I’ve...

08 August 2024 8,329 0 View

How do soil microflora interact with plant roots and influence plant nutrition, health, and productivity?

06 August 2024 9,618 3 View

How do soil microbes affect plant health and productivity and how do plants interact with soil microorganisms and contribute to soil fertility?

31 July 2024 5,087 4 View

How do pollutants in soil affect soil microorganisms and role do microorganisms play in nutrient cycling and soil fertility?

31 July 2024 368 2 View

What is the role of microorganisms in soil fertility and crop production cycles and role of microorganisms in mineral transformation?

31 July 2024 8,483 8 View

Inquiry on Maximum Nucleic Acid Volume for 2.5 mL Liposome Solution?

I am currently working on a project involving liposomes and need to determine the maximum volume of siRNA that can be added to a 2.5 mL liposome solution with a total lipid concentration of 10...

30 July 2024 6,420 1 View

What is the best method to detect the chemical composition of pollen ?

I have multiple small samples of grass pollen with anthers. I want to find a method to identify concentrations of proteins, lipids, and other various elements for these samples. any suggestions?

28 July 2024 5,331 1 View

How can I use DFT-D3 correction ( Siesta version 5.0.1)?

Dear Siesta Users, I installed Siesta 5.0.1 and I want to use Grimme's D3 correction. According to the 5.0.1 manual, I could use a few parameters to include the D3 correction in the...

27 July 2024 5,748 0 View

EDC carbodiimide and NHS easter 's half life among different pH?

It has been long known that EDC carbodiimide and NHS easter's half life agains hydrolysis are highly related to pH. However, very surprisingly, not yet found a paper giving a table/chart of their...

25 July 2024 8,738 0 View

Mechanochemistry: ball to powder mass or ball to powder volume?

I run mechanochemical reactions that involves the use of a large amount of catalyst (1:1 molar ratio to the reactant). When I try to understand the effect of amount of catalyst on the reaction, I...

23 July 2024 9,938 1 View