What could be reason for getting such type of graph for complex impedance in case of polymer blend films?

Its effect appears in real part of ac conductivity also. Can anyone suggest any reason behind it?

26 February 2021 3,487 3 View

Does behavior (shy vs bold; rare vs abundant) and flock size (small vs large) of bird species play role in niche partitioning among sympatric species?

Sympatric birds may avoid competition via multiple strategies - by different activity period, different diet, different microhabitat etc. Has any one looked into behavior of sympatric birds as...

11 January 2021 9,600 1 View

Are we too young to be depressed?

With everyone having their own struggle and a different definition of being 'stressed'. Does problems of 23 years old smaller than that of 46 years?

11 June 2020 5,865 7 View

Which type of polymer is used in base boards of Printed Circuit Boards (PCBs)?

I want to know about the type of polymers in PCBs.

25 May 2020 9,640 15 View

Dear Peers! Could you please oblige me with your knowledge on vulture?

I am looking for proverbs and idioms or any short story mentioning vulture in any language or locality with English translation.

24 February 2020 2,004 9 View

Which funding agency in India will grant traveling allowance for international conference in finance ??

I get an opportunity to present my paper in international conference on June 2020. I am research scholar in management (finance department).Kindly let me know which funding agency will grant...

07 January 2020 7,040 1 View

Can anyone suggest me a solver for binary linear multiplicative programming problem?

The example case is as follows: Maximize(a1 * X1 + a2 * X2 + a3 * X3 + a1 * a2 * Y12 + a1 * a3 * Y13 + a2 * a3 * Y23) constraints are: a1, a2, a3 are binary variable belongs to [0, 1], and a1 + a2...

23 December 2019 5,912 4 View

Why spin orbit splitting occurs? Only magnetic material shows this phenomenon or any material can have spin orbit splitting?

I would like to ask the phenomenon of spin orbit splitting in inorganic and organic materials. It occurs only in magnetic material or any general material can show this property. Actually, I am...

17 October 2019 114 2 View

How can we estimate Nitrogen (N) in sugarcane field using satellite imagery?

I want to estimate nitrogen (N) content in the sugarcane fields using sentinel-2 optical data (Multi spectral Imagery). I have read few papers where simulated values helped in potatoes and other...

16 May 2019 4,580 6 View

How can we download the all the clean drug like compounds from Zinc12 database?

http://zinc.docking.org/subsets/drug-like When I click on sdf/mol2 format , it gives me usual.sdf.bat or usual.mol2.bat. How I will use these file to retreive the compounds????

08 April 2019 2,042 1 View

Am i able to conduct a factor analysis on each of my subscales, as opposed to the whole scale?

My psychometric scale contains 38 items in total, with 4 subscales (20, 6, 6 & 6 items respectively? Can i run a factor analysis for each subscale rather than the scale as a whole for the...

24 February 2021 8,856 8 View

What are alternatives to factor analysis for a small sample?

My sample size is too small to conduct a factor analysis. I created my own psychometric scale for measuring Effectiveness of Support, which contains 38 items (4 sub-scales) Im really struggling...

23 February 2021 9,287 12 View

How do I collect online measures in a same-different task?

The same-different task requires to subjects to indicate whether a pair of stimuli seen or heard are the same (say AA or BB) or different (say AB or BA). Researchers often collect offline measures...

20 February 2021 9,226 2 View

How many indicators do I need to represent a latent construct?

Hi folks! We did a large survey and planned to use 3 indicators to represent a latent construct (Sense of Place/SoP) in a latent regression model (structural equation modeling). However, one of...

15 February 2021 7,705 3 View

How to use PVQ Psychometric Tool?

Hello, I'm doing a research about if psychometric tools can be translated into video games. My main major is video games. So I'm an absolute newbie with psychometric tools. I have chosen PVQ tool...

22 January 2021 5,992 2 View

Cronbach's alpha or McDonald's omega? Which would be more correct and in what cases?

Cronbach's alpha or McDonald's omega? When it comes to reliability, we find different methods for its estimation. Immediately, the name of Cronbach's Alpha coefficient arises, as it is the most...

21 January 2021 330 4 View

How did the tests or exams get to Latin America, specifically the written tests?

I am looking for some bibliographic references that explain how tests or exams (measurement and assessment in education) came to Latin America, specifically written tests. I would like to know if...

13 January 2021 8,607 0 View

In psychometrics, what are some quant. methods to examine several competing operationalizations of the same construct to see which is most 'valid'?

13 January 2021 2,740 3 View

Any free + psychometrically robust I. Q. Test measuring Verbal, Numerical & Logical Reasoning?

Looking for a free + psychometrically robust Intelligence Test that measures the "g" factor + verbal, numerical & logical reasoning abilities to run a Concurrent Validity Study.

20 December 2020 4,301 3 View

Measurement invariance of a bifactor model with categorical indicators. What is the recommended approach?

I have a bifactor model with categorical indicators: 4-option Likert-type items. One of my research objectives involves testing measurement invariance between two groups. I have been doing it as...

16 December 2020 4,601 2 View