08 February 2017 1 399 Report

Are there any novel chemicals that are worth trying?

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Is multivariate regression analysis appropriate in analysing ordinal, observational data within a non-inferiority study?

Good evening, In reply to the peer review of a paper up for publication, I've been asked to consider multivariate regression analysis. In analysing patient data we looked to show the safety of...

20 December 2020 8,426 5 View

No title

Engineering geologists may know that the originators of the empirical (a posteriori) Q-system method of rock mass classification for single-shell tunnel and cavern support estimation, were Barton...

13 December 2020 5,103 3 View

Does anyone have good examples of how aesthetic standards have influenced creative design in building structures?

My research is looking at the influence of creative design and technical standards on the development of architecture during a period of history. This has relevance to the modern day in terms of a...

05 November 2020 5,214 6 View

GFP antibody for flow cytometry?

Hello, I have been trying to detect the YFP expression in my YFP-tagged mouse model with anti-GFP antibody for flow cytometry. My question is, is this normal to observe a shift in GFP expression,...

23 July 2020 4,300 12 View

Using both dichotomous and polytomous indicators for a latent variable in a path model?

Hi all! I'm conducting a study where I have a designed a path model wherein most latent variables have polytomous indicators (ordinal data). However, one instrument I intend on using measures a...

26 March 2020 5,967 3 View

Effect of excess RBC in PRP injections?

Ive been using sodium citrate and acd-a collection tubes to spin blood and extract platelets for PRP. The collection tubes I use do not have the separating gel. Ive noticed that in order to get...

04 February 2020 3,177 3 View

Is the calculation of AVE and composite reliability after EFA recommended?

Greetings! The link to the Todd Grande tutorial below demonstrating the calculation of AVE and composite reliability to factor loadings appears to be popular viewing. My question is would you...

08 December 2019 711 4 View

Can you offer arguments for and against using exploratory factor analysis deductively?

Greetings! Please offer your thoughts on my general question regarding factor analysis. If one is purely concerned with demonstrating convergent and discriminant construct validity is the use of...

29 August 2019 4,589 3 View

Beginners advice please - testing relationships between latent constructs for the first time?

Greetings. Following a qualitative exploration of my research topic, I am embarking on the quantitative follow-up phase of my research. I want to test the relationships between 10 predictor...

04 March 2019 4,279 3 View

Any suggestions for software that will interpolate test hole data in 3D?

I'm looking at Earth Volumetric Studio, Arc Hydro Groundwater with Subsurface Analyst add on, and Hydro GeoAnalyst. I'm working with large testhole data sets and want to create 2D cross sections...

24 February 2019 7,157 3 View

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When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

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I am interested in medicinal chemistry field, which books are highly recommended to learn from?

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How Relativistic effects is one reason for lanthanide contraction?

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