The amplitude of frequency in FFT doesn't match time-domain amplitude in COMSOL Multiphysics software?

Dear friends I am designing a underwater optical acoustic sensor Using COMSOL Multiphysics software. I would like to analyze the received signal signal by sensor in both the time domain and...

26 August 2019 1,925 3 View

How to calculate the sensitivity of the acoustic optical sensor?

Dear friends, I am modelling an optical based underwater acoustic sensor to detect the acoustic sound wave which is induced inside the water-filled tank using COMSOL Multiphysics software. Due to...

24 April 2019 2,198 3 View

How to convert the output voltage(Volts) of Piezoelectric sensor into pressure (Pascal)?

Dear friends, I am working on an application where I need to convert the o/p voltage(in volts) of Piezoelectric acoustic sensor into pressure (in pascals). I wanna know how I would be able to do...

27 December 2018 3,832 8 View

Can used Piezoelectric transducer as an acoustic wave signal receiver sensor?

Dear friends, I am going to design a piezoelectric transducer as an acoustic wave signal receiver sensor using COMSOL Multipysics. Description of the model: In an air-filled rectangle box an...

24 December 2018 6,104 7 View

How could we defined the orchid-mycorrhizal interaction using molecular tools?

I am interested to know the technologies and tools suitable for studying the molecular dynamics of orchid-mycorrhizal interaction.

10 April 2018 895 3 View

Is springer nature book series Index by scopus?

Is springer nature book series Index by scopus?

01 January 1970 5,334 13 View

Is De Gruyter a good journal publisher?

Is De Gruyter a good journal publisher?

01 January 1970 3,936 3 View

Edge Is Much Shorter Than The Specified Minimum Element Size?

Dear friend's, I am trying to mesh a 3D integrated concrete block model using COMSOL software. The geometry is somewhat complex. The error warnings in the progress frame are: Mesh error (ftet1):...

01 January 1970 2,251 3 View

How to apply continuity boundary condition at the interface between two medium in COMSOL Multiphysics?

How to apply continuity boundary condition at the interface between two medium in COMSOL Multiphysics?

01 January 1970 3,220 11 View

How to perform statistical analysis of coefficients extracted from transform techniques?

I am studying the potential of DCT and FFT coefficients extracted from a signal to classify the different objects that emit the signal. I applied the Shapiro-Wilk to confirm that data was not...

01 March 2021 8,079 2 View

Is is possible to pole with corona poling pellets of the sample material instead of thin films?

As it is highly probable that pellets will have a higher degree of air gaps and voids than thin films, is it possible to pole the samples with corona poling nevertheless? Or is there the...

24 February 2021 1,349 1 View

What could be the cause to have an E.coli DH10B transformed with pUC18 to grow in MKL + ampicillin but is not LAC+?

Hello everyone, I did a transformation of E. coli DH10B using pUC18 plasmid. The bacterias did grow on MKL medium with ampicillin but the colonies showed a white/pink colour and the medium was...

08 February 2021 9,720 3 View

Can I know how to apply contourlet transform for signals in MATLAB?Must I first convert 1D signal to 2D image in order to do this method?

Can I know how to apply contourlet transform for signals in MATLAB?Must I first convert 1D signal to 2D image in order to do this method?

01 February 2021 3,735 3 View

Is it possible basic matrix material having higher material removal it's corresponding composites materials In wire EDM process ?

Actually, I am working with Al-B4C- Al2O3 hybrid composites. I have performed the operation by utilizing the wire EDM process to my developed composites. I found alloy 6061 as a base matrix having...

21 January 2021 7,381 3 View

What are the pretrained-language-model that is obviously better than BERT and RoBERTa?

19 January 2021 602 2 View

WHOQOL - bref. test: how to conduct the correction?

18 January 2021 7,257 2 View

How to compute the phase from a fringe pattern using Hilbert Huang Transform in MATLAB?

I have computed line Wise IMF from the fringe data using empirical mode decomposition (EMD). For each line Segment I have more than five IMF sets but i am not able to understand that how to...

10 January 2021 5,036 1 View

Which statistical test is best to run on a heavily right-skewed dependent variable?

My dependent variable when graphed is heavily right-skewed. All attempts to transform it has failed (Log, Log10, Sqrt, ..). The most ideal test I would like to run is a multiple linear...

07 January 2021 2,705 4 View

How can I estimate and plot Logarithmic Error Bars (in Excel, preferably)?

Dear Dr.colleagues, I am currently plotting the dynamics of an infection in Excel. For each sampling day, I plotted the mean infection load of the population, using the standard error for the...

07 January 2021 2,069 3 View