In which case meta-heuristics algorithms cannot minimize the network error?

Hello, I am working on hybrid neural network. I have combined ANN with two different evolutionnary algorithms to build a prediction model of 6 inputs and one output with one hidden layer of 7...

18 January 2021 7,144 3 View

Can you suggest me please some Satellite Precipitation Products (SPP) ?

I would like to download precipitation data from satellite precipitation products, is it possible please to suggest me the most frequently products that are used and recommended for hydrological...

02 March 2020 2,870 5 View

Question about The porosity mesure using the ethanol method ?

14 January 2020 4,469 2 View

Does the SDS block the catalytic sites existing on the Iron doped graphene ?

hello evryone , in fact i'm working with Iron doped graphene as a catalyst for oxygene reduction , and to disperse it i use SDS and i want to know if it blocks my catalitic sites or not ? Can S.o...

14 February 2018 4,621 2 View

Hello every one , can someone tell me PLZ if we need to use concentration above or below the CMC to obtain a better Graphene /sds dispersion ?

Also i want to know if the quality of graphene /SDS dispersion is affected by the Graphene /sds ratio or only by the SDS concentration. Thank you.

14 November 2017 7,975 3 View

Hi all , someone can tell me which is the best no CMR solvent to disperse rGO?

graphene dispersion

20 June 2017 1,160 2 View

How can I calculate the maximum solubility of GO using UV-Vis spectroscopy?

http://www.sciencedirect.com/science/article/pii/S0021979714003397

18 May 2017 547 3 View

How to identify a peroxisome in microalga?

We have observed with confocal microscopy some free radical rich vesicles (DCF) in lichen phycobionts (Trebouxioid microalga) and we would like to confirm whether they are peroxisomes or not. Can...

24 April 2013 1,030 1 View

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 View

Does anyone ever solved this following Matlab error : "Error using imaqdevice/start (line 95) pointgrey: Failed to stop the camera acquisition." ?

I use Matlab 2014b to capture some images with a PointGrey camera connected with USB3 port. I initialize the camera in a function which basically execute these followed lines : vid =...

22 February 2021 6,386 1 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

Could the "incoming radiation (net radiation)" values be negative?

Could the "incoming solar radiation" values be negative? What is the difference between "global solar radiation" and "incoming solar radiation"? Which one might be measured negative values?

21 February 2021 7,726 9 View

In methylene blue test Why is UV absorbance reading very low as soon adsorbent is added and then increasing before reaching equilibrium?

Hello, I'm working on removal of methylene blue. 01. in the dark test very first reading is taken 15 minutes after adding adsorbent to the dye solution and that UV absorbance reading is very...

19 February 2021 472 5 View

How to calculate ultraviolet dose in Gy or J/kg?

Currently I'm doing a literature review regarding the comparisons of different types of radiation such as uv, electron beam and gamma radiation. But I'm having a difficult time converting uv unit...

11 February 2021 7,642 3 View

Could we interpret the intensity of the peaks of the FTIR spectrum correlating to the concentration of some compound?

If we analyze the extract of two plants from the same species (for example) and there are very similarities between the two IR spectra except for the intensity of one peak at the same wavenumber....

05 February 2021 2,630 5 View

Are you interested to submit a paper in the special issue "Solar Radiation" in "Remote Sensing" ?

I you are interested to submit a paper in the special issue "Solar Radiation" in "Remote Sensing", please have a look on the 2 following files and/or on the web site :...

01 February 2021 2,954 3 View

Whic Type of Thermal Camera is Good to use in animal research?

Hello dear researchers I want to use a thermal imaging camera to livestock study. I wonder which type to use. If you know or used a good type please comment or insert its online link in...

29 January 2021 4,163 4 View

How to find degree of deacetylation of chitosan colorimetrically?

I am working with low DD% chitosan. It doesn't dissolve completely in acidic solutions. How to calculate the degree of deacetylation by potentiometric and acid-base titration, UV spectroscopic...

27 January 2021 8,532 2 View