How to find Lyapunov Exponent for a non-linear time series in R/Python?

I am working on a project where I am using chaos theory to check if chaos is there in non-linear time series and use it for a neural network model. We need two parameters for finding chaos (using...

29 October 2020 3,289 3 View

Is there any other fluorescence dyes which can be used to stain bacterial cells like SYTO9?

Fluorescent staining and further microscopy is a powerful tool in studying microscopic strictures. Are there any other dye systems available that can stain bacterial cells as SYTO9 does?

08 April 2020 9,038 7 View

Can PFM phase image be useful to extract multi-state polarization level of ferroelectric thin films?

I want to polarize my ferroelectric PVDF-TrFE thin films in different directions and probe it using PFM. I know that PFM phase can read either 0o or 180o. Can it read any other orientation in...

05 March 2020 4,883 3 View

Why do some researchers consider "damage parameters" in concrete while others do not?

I have been reading a few papers related with the non-linear finite element analysis of RC beam under static loading, in Abaqus using CDP model. So far, I have found that some researchers use...

20 May 2019 469 4 View

Can anyone suggest an apparatus for measuring vibration of washing machine drum experimentally ?

Washing machine drum vibration - rotating drum - equipment for measurement

06 September 2018 7,671 3 View

Are there any ways to provide constraint between a 3D-Solid node(or Surface) and a 2-node (truss or beam element) in ABAQUS?

Consider a rebar welded on a base plate and load is applied on the lateral direction. Can you suggest some ideas to constraint the end of the rebar with the base plate in ABAQUS ? The attached...

22 April 2018 2,843 3 View

Additives for decreasing the thermal conductivity of polyetylene foams?

I am looking for additives/filler to decrease thermal conductivity of cross linked closed cell polyethylene foams? please advise me what kind of fillers I can use for my research purpose.

13 December 2017 1,489 3 View

What information can we get from the Exchange stiffness constant of ferromagnets?

12 April 2017 6,738 5 View

XRD phi scan of thin film substrate shows split peaks?

When I do a phi scan about the substrate peak, the phi scan peaks seems to be split or shows multiple peaks at the same value of Phi. And also omega scan about the substrate peak give multiple...

28 March 2017 9,580 3 View

Isolation of endophytic bacteria

What is the best method for isolation of endophytic bacteria from tuber (underground) portion of plant and hard plant part?

04 January 2017 3,596 7 View

Guidelines for survey (question type) analysis?

Hi. Please tell me what guidelines should i need to follow for questionaries' type research work in India. It is not hospital based work, we are conduction basic institutional based qualitative...

03 March 2021 2,037 3 View

How to access MSCI KLD Stats and Sustainalytics?

Hello all, I'm currently working on my undergraduate thesis and I'm having difficulties trying to access KLD Stats and Sustainalytics because my campus Airlangga University and apparently other...

02 March 2021 8,525 1 View

Ideas for Phd's Thesis on pricing (Marketing)?

Hi everyone, I'm studying Marketing and I would like to write my PhD thesis on the topic of pricing. Any specific ideas?

02 March 2021 9,706 5 View

No title

02 March 2021 3,060 3 View

No title

02 March 2021 932 1 View

APA 7th In-Text citations with two references with three authors with the same surname, but four different author?

I have an issue with APA 7th in-text citation. II have two papers where the first three authors are the same, and the fourth is different. I am using the Mendeley desktop app, and automatically it...

02 March 2021 790 3 View

How to calculate BREQ 3 questionnaire?

how to calculate BEHAVIOURAL REGULATION IN EXERCISE QUESTIONNAIRE BREQ 3 ,which contain 24 questions and each question has 5 answers (0- Strongly disagree , 1-disagree, 2- Neither agree nor...

02 March 2021 811 3 View

Where can I find life cycle inventory or assessment of non woven materials?

Dear network, I am looking for the LCA or LCI or at least the energy balances of the non woven fabrics process for my master project, in specific for natural fibers, yet I have found...

02 March 2021 9,662 1 View

Please suggest a good text book for "Research Methodology in Life Sciences". Which book would be good for PhD Scholars?

Please provide Book Title and author name

02 March 2021 9,059 3 View

How does Scientist/RG community evaluates a case study article and the impact of it on a researcher career?

An article that is published as a case study in the SJR listed journal. How much value is added to a researcher career? How it is evaluated by a scientific researcher/University admission...

02 March 2021 9,661 3 View