Choice of sampling time in discretization of control?

What I understand is while applying continuous control to a continuous-time system in MATLAB simulations, actually the control is being applied in discrete manner inherently due to the nature of...

28 November 2020 1,866 4 View

Simulation of sliding mode control for a maglev system?

I tried to simulate a maglev system with continuous time sliding mode but my simulation is showing error (there is a singularity at one of the integrators). I am attaching the modelling and...

16 November 2020 8,964 7 View

Can anyone suggest is there any way to compare the amount of chattering in 2 approaches of sliding mode control in quantitative way physically ?

Suppose 2 methods are shown to do sliding mode control of a given system. Please tell me if we can compare chattering in both by MATLAB or some other way

16 November 2020 3,251 3 View

Previously some data I have uploaded in mendeley data base and it provide DOI number. Can I published same data with another journal.Please suggest?

Previously some data I have uploaded in Mendeley database and it provides DOI number. Can I publish the same data with another journal ? Please suggest. Is there any problem of plagiarism with...

27 October 2020 2,801 6 View

How to calculate root biomass in g/m2?

In one of my experiments, I am assessing root biomass from soil cores, in which I have the root dry weight data, the core parameters, and the respective bulk density and soil moisture values. I am...

28 July 2020 9,110 3 View

Negative Impact of covid -19 on medical education in India. What are the possible ways to come out this situation?

Covid -19 pandemic situation has created a lot of ruckus in teaching institution. specifically if we talk about medical teaching institution, the magnitude of impact is many fold because our...

26 April 2020 9,008 8 View

What is the existential significance of English in Nation Building?

Whether the role of Language is really underrated in Nation Building?

25 February 2020 5,116 15 View

How can I overlay two raster without turning them in vector format?

I have two raster one is elevation class map from DEM reclassification and another is snow cover fraction map. I need to calculate elevation class wise Snow cover fraction(%). I do not want to...

27 January 2020 730 5 View

Hi, has anyone used TraceDrawer software for Kinetic evaluation?

I am trying to evaluate and analyze SPR data in TraceDrawer software. But when I try to analyze my data, the software cannot process it, the prompt saying that .txt file is not recognised

20 October 2019 2,809 3 View

How to check density and specific gravity of a protein based foaming agent?

I have a protein based foaming agent which is to be used in concrete. Can anyone suggest any test to determine the density and specific gravity of a foaming agent.

08 August 2019 2,562 2 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

Can water be extracted from Olivine?

I have always been interested in geology and wondered about how unique structures of materials behave in different circumstances. I stumbled upon Olivine, the magnesium iron silicate, and heard...

28 February 2021 7,330 4 View

What information can be had from raman at higher wavenumber?

i have recorded raman spectra of strontium oxide thin film. the spectra were recorded in the range 400 to 4000 cm-1. i have reference to peaks upto 1000cm-1. but i couldn't find literature for...

26 February 2021 2,499 1 View

How does charge on working electrode changes with rising potential?

During performing CV of a GCE or modified GCE, we rise the potential in the first half of the cycle and reduce it in reverse half. During the first half, what is the nature of charge on GCE or...

25 February 2021 7,994 3 View

How can I find a Raman spectrum wavenumber corresponding to what compound?

I have several Raman spectra with very distinct peaks at certain wavenumbers, such as 277, 359, 466, 583, 623, 686, and 795cm-1. How can I identify them to what compound(s)? The RRUFF and others...

24 February 2021 363 3 View

How can I simulate the optical absorption spectrum of a biomaterial (like DNA or protein) in COMSOL?

I need to simulate the optical properties of a biomaterial, namely DNA, in COMSOL. Basically I need to simulate the IR absorption spectrum of a cylinder filled with a 'concentration' of DNA. I am...

21 February 2021 3,043 3 View

What is the detection limit of ED-XRF technique for transition metals in silicon ?

Hi everybody, please, can someone tell us if the transition metals (W, Fe, Ni, etc ...) in silicon destined for solar cell manufacturing can be detected by ED-XRF technique. Note that the...

18 February 2021 6,231 4 View

How to open an old ".MTS" file containing spectroscopic data?

Hi supreme hive-mind of the internet, we have some old *.MTS files that are supposed to contain spectroscopic data, probably some coordinates and a long list of single line spectra. Basically,...

16 February 2021 9,385 2 View

Passivation of chromium cast Iron in high temperature?

14 February 2021 2,157 3 View

Why ICP-MS test for Teflon filters that collected PM2.5, show really high results in the millions of ug/g ?

I analyzed soil and ash samples using ICP-MS for 28 metals, then I resuspended those samples to collect PM2.5 particles in a filter using a selective inlet inlet. My only issue that Fe and Al...

13 February 2021 7,592 3 View