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

How to hydroxylate the surface of bismuth telluride nanoparticles?

Would it be possible to add -OH functional groups to Bi2Te3 nanoparticles?

07 October 2020 6,560 3 View

What is the chemical stability of bismuth telluride either in bulk or nanoparticle form (e.g., nanowires, platelets, etc)?

I am interested in post-synthethic methods of this material, and would like to know the chemical stability of Bi3Te2 (particularly nanotubes) in water, acid o alkaline media. Any literature...

03 October 2020 2,743 3 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

Good markers to distinguish D1R/D2R striatal medium spiny neurons?

Hi! I want to distinguish D1R and D2R subpopulations of medium spiny neurons in striatum in immunofluorescence. Most of the papers I found use transgenic EGFP mice targeting this receptors, but I...

31 August 2020 3,863 2 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

Is dreaming a synapomorphy?

I was wondering if, in evolutionary biology terms, dreaming is a synapomorphy for a certain delimitated group of animals. If you can point me out a textbook or papers to read more about it, I will...

27 July 2020 4,601 5 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

Could you recommend any books about Number Theory?

Beginner level books. High level books. Analytical Number Theory. Algebraic Number Theory. Combinatorical Number Theory. Books about partitions. Books about primes.

03 March 2021 7,174 5 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

No title

01 March 2021 3,905 5 View

Joint behaviour in Abaqus is not captured well?

I am working on roof joint and trying to simulate the behaviour in Abaqus. I am successful in running the model but the final graph does not follow the experimental curve in the negative direction...

01 March 2021 6,661 3 View

What test should I use to compare two or three means, if data is not normally distributed but sample size is > 30 in each group?

I personally feel this as a most confusing question. As per my understanding, if sample size is > 30, and sample is skewed, we can still use paramteric approach, as it will follow Z...

01 March 2021 1,587 6 View

Which group formation theory do you recommend for projects that aim to bring together entrepreneurs for training for regional development?

I would like to have ideas about which theories of group formation are suitable for entrepreneurial training projects, with the aim of creating bonds, building trust, and collaboration for...

28 February 2021 4,223 2 View

RIA. How to measure?

When you use RIA, with a control the unknown sample with antibodies, you bare in mind the binding sites of the antibodies. However you still need to measure labelled antigen (radioactive) and not...

28 February 2021 2,133 3 View

Benefits of the 24 welled plate?

We have always used the 96 welled plate, the 48 welled plate but apparently there is much evidence on the 24 welled plate and above all its benefits.It states it is the same you would use on ELISA...

28 February 2021 1,149 1 View

How to modify Johnson cook equation in ABAQUS?

I wanted to add an extra parameter to the existing Johnson cook equation in the ABAQUS simulation. How to add those extra parameters. Ref: A modified Johnson-Cook material model with strain...

28 February 2021 4,841 3 View

What is the most common number of epitopes in an multi-epitope Vaccine?

hi everyone, I'm interested in the field of vaccine design specifically multi-epitope cancer vaccines , I want to know if there is a minimum and maximum number of epitopes we could use in a...

27 February 2021 3,882 3 View