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

02 March 2021 7,082 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

How to calculate Ligand-active site distance in a ligand-protein complex from MD simulation?

I have run a MD simulation of a ligand-protein complex in GROMACS using CHARMM forcefield. Reviewer has asked me to calculate Ligand-activesite distance and binding free energy of ligand with...

27 February 2021 4,703 1 View

Efficiency of Proximity Feed Patch Antenna ?

Greetings to all of You! I have searched some research papers for the designing of a proximity coupled patch antenna. Researchers are talking about the impedance bandwidth of the antenna but...

24 February 2021 7,662 3 View

Please help in identification of this insect?

This insect is minute in size around 1 mm and not clearly visible with naked eye.

22 February 2021 5,907 11 View

What is causing the raw fluorescence to be negative?

Hi everyone, I would really appreciate it if someone can tell me when and why a raw fluorescence starts below zero. In the picture attached below the blue colour curve starts from a negative...

09 February 2021 4,642 3 View

How to match the XRD of a compound for which there is no JCPDS file ? Is there any other characterization to claim the synthesis of desired compound?

I have synthesized LiMgF3 using the starting precursors LiF and MgF2 via solid state diffusion method. Now I am looking for some characterization to claim the desired product, as there is no...

09 February 2021 921 3 View

Can anyone suggest me broad host range fluorescence expression vectors for Gram-positive bacteria ?

Hi everyone, I am looking for fluorescence expression vectors for expression in gram-positive bacteria present in the skin microbiome. I need to tag them with a fluorescence marker and observe...

06 February 2021 2,566 4 View

Are the hyperspectral image datasets which are publicly available at ehu.eus website atmospherically and geometrically correct?

I've come across a couple of publicly available hyperspectral image datasets from the website http://www.ehu.eus/ccwintco/index.php/Hyperspectral_Remote_Sensing_Scenes Now, my concern is...

05 February 2021 3,550 1 View

Any recommendations for open-source survey form builder, which has option for semantic differential scale questions apart from Likert scale?

Asking this as Google forms doesn't allow multiple items in a semantic differential format.

04 February 2021 5,869 4 View

What is the best method to evaluate and measure non-circulating estrogen levels in mice ?

Could anyone suggest me the best procedure to measure the circulating estrogen levels in mice ? I came across the general methods where it can be measured in serum or urine but a detail suggestion...

22 February 2021 4,352 2 View

Can I simply dilute 25% NH3 solution to 10% solution by pouring water in tank and circulating with pump?

Is there any heat of dilution which I need to take care by putting some circulation cooler? Will there be any significant ammonia emission in the process?

09 February 2021 5,943 2 View

What is the prospect of Bangladeshi writing in English to circulate globally?

Bangladeshi writing in English is an emerging field, which is expanding through some writers from within Bangladesh and others living in various countries as diaspora. Some writers, however, have...

19 November 2020 9,183 3 View

Who can recommend a device to test blood circulation outside the body?

The device is for a clinic or a health promotion product use. Who can recommend a reliable device to test blood circulation outside the body? Thanks.

14 September 2020 10,014 4 View

How can i measure the serum concentration of crude plant extract administered to experimental rats?

I'm conducting a toxicological experiment. I administered crude ethanol extract to pregnant rats. I need to check two things -the serum concentration of the extract in the dam rats...

11 August 2020 1,914 2 View

How many GCMs exist currently? Which are the most prominent ones among them?

General Circulation Models or Global Climate Models are over 40 when I went through a research article long back. I would like to know how many GCMs are currently in use. Names of them aren't what...

03 August 2020 2,789 5 View

Are there someone thinking about a simulation software for evacuation/circulation tasks including COVID-19 propagation?

I think it would be interesting to implement the propagation of the COVID-19 virus in some simulation software for the circulation of people, for a population diverse in ages, heights, etc.,...

30 June 2020 7,481 14 View

Can High or Low Blood Pressure (B.P.) be considered as a one of the primary symptoms of Covid19 disease ?

Researchers and WHO have confirmed the many symptoms of suffering from corona virus. Some medical experts report that high blood pressure increases the risk of dying from covid19. Can corona virus...

12 June 2020 2,285 15 View

How has the Covid-19 crisis affected cross-border cooperation?

We have an ongoing cross-border collaboration project. I am interested in the problems you encountered during COVID in cross-border cooperation: 1. The project has been closed 2. The project...

22 May 2020 6,550 27 View

Which is the best General Circulation Model (GCM) to model a species distribution under climate change in the Indian subcontinent?

The projection of species distribution in the future is influenced by the General Circulation Model (GCM) (available on www.worldclim.org). I am curious to know which of the available GCMs would...

08 May 2020 5,827 3 View