Is there any ingredient I an add into formula to slow down gas generation from Vitamin C?

I know Vitamin C is unstable and tends to be oxidized quickly. The problem here is I made a Vitamin C beverage at pH 4-5, and it starts to generate gas in the packaging, especially at high...

13 December 2020 6,055 1 View

Do you have experiences or publications on the nonlinear vibration analysis with Rayleigh-Ritz method?

Our research is turing to nonlinear vibrations of plates and solids of acosutic wave device strcutures. It is high frequency vibration, and associated phononmena can only be considered with...

01 December 2020 4,315 4 View

How can purify amount of ssRNA except gel purification?

06 October 2020 6,771 3 View

Low yield with HCl in chalcone synthesis: Why?

Hello, I can't understand why a low yield is obtained with the use of HCl in aldol condensation in acid catalysis for the synthesis of hydroxychalcone.

28 July 2020 7,853 5 View

Shutdown of the BESA Research 6.0 when I apply the 'Automatic Artifact Correction' to correct artifacts of eye blinks in an 8-channel EEG data.?

Thank you for taking the time to read this. I have an EEG data recorded by an 8-channel wireless system. I want to correct the artifacts of eye blinks using the 'Automatic Artifact Correction'...

06 February 2020 4,744 1 View

What is the most recent agricultural model for grape/berry yield prediction?

Dear all, I am trying to create a machine learning model for grape/berry yield prediction based on some agricultural model, so would be great to hear any suggestions in relation to this area....

14 January 2020 9,008 5 View

How can I calculate band gap of nano metal particle?

I'm studying for nano metal particles. The metal particles diameter is about 5nm. And the particles are stuck on nano wires through UV irradiation. I mean the nano wires are soaked in metal...

08 January 2020 8,807 6 View

How to write a bus signal to workspace in Simulink?

I am facing a problem in Simulink. When I want to write a bus signal to workspace in Simulink, I fail. The next time I use a bus selector to select some signals in the bus and then write into the...

06 January 2020 10,036 3 View

Parameter output in spss for plum procedure, ordinal regression?

my version 26 of SPSS for PLUM ordinal regression, produces an output of parameter estimates that indicates the location but uses categorical codes. My predictor is categorical with four levels,...

19 December 2019 1,232 3 View

Does anybody have a CIF file of psudo-hexagonal phase of Nb2O5?

I need the cif diffraction data file for Nb2O5. The specification for this compound are given below: Chemical Name: Nb2O5 Crystal Structure: psudo-hexagonal a:3.607 b :3.607 c:3.925 I cannot...

02 December 2019 8,756 3 View

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View

High aspect ratio hexahedral mesh optimization solver?

I am interested in evaluating mesh optimization solvers that converge to high aspect ratio unstructured hexahedral grids. In other words, I am interested in a solver that optimizes warpage,...

26 February 2021 7,279 2 View

How to clean up TEM grid with plasma cleaner?

I need to clean the hydrocarbon contamination on the carbon substrate of TEM grid. However, I heard that substrate could be broken by the powerful plasma. My substrate is pure carbon, with ~3nm,...

23 February 2021 3,262 5 View

Best excel chart to compare algorithms' running time?

Hi I want to compare the running time of robotic path planning algorithms. The grid size is 8X8. I have 100 scenarios of start and goal positions.. Each scenario is run in three obstacles ratio...

22 February 2021 621 1 View

What are the popular techniques for pre-processing measurement data in Smart Grid/Power System?

The data collected from various measurement devices often contains erroneous values - such as noise, missing values, etc. What are the popular techniques for pre-processing measurement data in...

14 February 2021 4,642 2 View

Grid connected inverter using virtual synchronous machine?

Hi everybody, currently, I am working on the grid-connected inverter. I want to make my grid-connected PV system a PLL-less system. I have studied some reachers are implementing a virtual...

07 February 2021 6,078 2 View

Solution free deposition of carbon nanoparticles on TEM grid?

Dear community, I started to work with new nano structures that or attached to larger, but still nanosized carbon particles. I have it present in powder form and would like to look at the...

29 January 2021 4,525 4 View

How can I plot MODIS HDF-EOS grid images into geographic coordinates (lat-lon)?

I'm analyzing Madis products (MCD64A1), when I finish my analysis, I have a 2400X2400 matrix that I want to draw, but since the original image was in sine design, when using From imagesc, draws...

14 January 2021 6,534 2 View

Is it possible to full-couple the interFoam solver with the chtMultiRegionFoam solver?

We need to calculate multiphase stream of the one substance in the air atmosphere (this is why we using interFoam), but also we need to get heat transfer data between the substance, solid obstacle...

11 January 2021 872 2 View

Drought Indices for gridded data sets?

Hi Everyone! I am looking for any package that will calculate the drought indices such as SPI for gridded data sets i.e. netcdf format. There are many packages that calculates drought indices but...

08 January 2021 5,950 4 View