Any suggestion of free of charge questionnaires that measure mood states?

I need a free of charge and short questionnaire that measures mood states. The questionnaire will be used as in a neuropsychological evaluation study. It is well known that mood states can...

16 January 2021 8,284 4 View

Why IPNI voluntarily abbreviates some people's surnames in their standard forms?

The International Plant Name Index is known for standardising plant scientific names, including the standard forms of authors' names. I heard that one person's standard form may be chosen when...

01 January 2021 1,928 5 View

What are the largest scientific paper repository (e.g. Web of Science, Scopus) in the world? Is there a website that shows this classification?

I would like to know a hierarchy of the five largest scientific journal articles bases, for example.

21 September 2020 1,768 9 View

Have you considered publishing your research on COVID-19 in SEMINA: Exact and Technological Sciences??

I am an editor at Semina: Exact and Technological Sciences, an open, no fees journal, maintained by the State University of Londrina, Brazil. See journal information at:...

06 September 2020 3,510 14 View

Glass or PVC material to perform a soil leaching experiment of pharmaceuticals?

Hello I am developing a soil column experiment to study pharmaceuticals transport and attenuation.I would like to know If is better to use a glass or a PVC column to perform this experiment and...

10 August 2020 6,214 3 View

How do I reduce basal phosphorylation in PBMCs for phosphoFlow detection?

I'm measuring the phosphorylation status of different proteins (e.g. NFKB, ERK, AKT1, p38 etc) using phosphoflow cytometry. The protocol for surface and intracellular staining works well, all the...

22 July 2020 3,233 8 View

Hi! Someone has installed Pardiso library to work with Matlab on Linux?

I am having some problems when I try run a program with Pardiso. I seems that the Pardiso has problems with the BLAS library from Matlab. Is it correct?

28 May 2020 1,276 5 View

How to make the student participate in the virtual classroom during the COVID-19 pandemic?

We are facing a difficult problem during the pandemic: the number of students attending virtual classes has decreased significantly at the undergraduate level.

20 May 2020 5,122 27 View

How sure are you, that after TUR-B for NMIBC, to have enough muscle tissue for correct histopathological examination?

Deep resection for correct histopathological analysis in TUR-B can be challenging for the surgeon with a low to mid-experience level. This leads to inadequate analysis, possibly postponing radical...

11 April 2020 5,713 3 View

How are you guys dealing with quarantine in terms of fieldwork and laboratory analysis?

In my case, there are some studies that my team and I need to collect data monthly in situ for laboratory analysis (major ions and stable isotopes), such as rainwater, surface water, and...

24 March 2020 7,046 10 View

How to code open-ended questions in SPSS?

Hello all, In SPSS I am going to code 2 open-ended questions. I have already read all the answers and I made a list of the most important categories to which I can code the answers. This question...

02 March 2021 1,757 4 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

Which is a lucid standard comprehensive book to guide on psychological scale construction and its standardization?

02 March 2021 7,082 3 View

LOAD DISPLACEMENT CURVES Stiffness increasing in ANSYS non linear analysis. HOW CAN I CORRECT IT?

Hi. I am doing non linear FE analysis using a new material beam under flexural 2 point loading using ANSYS. I have defined a bilinear material model. The solution has converged. In results I am...

01 March 2021 9,911 3 View

How to choose ANN number of hidden layers and nodes?

Hello, Could you please share any interesting research explaining how to choose the number of hidden layers and nodes per layer in case of regression problems using ANN? Thank you, any help would...

01 March 2021 6,200 3 View

PUC19 as a transfer plasmid for lentiviral delivery?

Hello, Is it possible to use pUC19 as a transfer vector to be packed in using the second generation viral particles packaging system( pMD2.G; psPAX2 plasmids)? As far as I understand it there is...

28 February 2021 4,868 2 View

How to eliminate Steady state error from Reinforcement learning genetic algorithm code?

The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...

28 February 2021 6,560 14 View

How could I take into consideration the weights of observation in a system of seemingly unrelated regressions (SUR) in rstudio?

I build a model of 4 regression equations (probit and OLS) in R studio. I need to take the weights of observations into consideration. While it is simple to do so for every regression equation,...

27 February 2021 1,233 1 View

Can random sampling have inclusion criteria?

As random sampling means that everyone in the population have an equal chance to be chosen, can it have inclusion criteria? My research participants have been chosen based on the inclusion...

26 February 2021 6,905 10 View

No amplification data for qPCR on MxPro?

I have set up a qPCR run on MxPro with SYBR green and ROX as a reference, however, when I go to the analysis section the program seems to only collect data for the dissociation curves and not the...

25 February 2021 8,039 1 View