Where can I get SAR and Landsat dataset for floods in india?

I am in need of flood satellite images (both SAR and Landsat). Where can I get these images for floods in specific. Is there any archive which specializes in flood related satellite images?

20 December 2018 9,260 9 View

Is modulus of rigidity which is also refered to as shear modulus G different in different directions?

Gxy, Gyz, Gzx are different or they are all the same and my notation makes no sense for a given material.

07 January 2018 3,871 7 View

Can get negative reflection for thin film sample using uv vis spectroscopy?

Is it correct to get negative reflection while using R=1-(A+T)is it correct if so kindly explain?

02 January 2018 8,939 5 View

How to calculate reflectance using absorption or transmittance spectra?

How to plot reflectance graph from absorption/transmittance graph taken from UV-Vis spectrophotometer for thin film?

29 December 2017 5,712 6 View

How to calculate atomic weight percentage(at.wt.%)?

How to calculate atomic weight percentage for chemical. I don't know kindly help

20 December 2017 2,689 12 View

What is the reason for seedlings tip drying in the tissue culture conditions?

Dear Sir/Madam, I am growing citrus seedlings of different crosses in MS culture medium both liquid and solid. Growing conditions are 27 degree Celsius and light period 8h light and 16h dark....

22 August 2017 6,249 6 View

How can we Show that a set of axioms are independent?

01 May 2016 2,293 1 View

Please suggest a protocol for performing Annexin V FITC/PI staining assay on Hela cells

I am trying to perform Annexin V FITC/PI staining on hela cells to study apoptotic effect of some synthesised compounds. I'am using BD bioscience kit and they have protocol for adherent cells...

22 January 2016 8,759 2 View

Is it possible to fractionate the crude extract of protein using chromatography?

01 July 2014 8,720 4 View

What are the recent trends in linear algebra?

What are the current research interests in linear algebra? Can anyone tell me specifically?

18 April 2014 565 5 View

Is there any tutorial for comsol general projections?

Hi, im trying to make a projection in a 3d comsol model. I have a non uniforme chanel and my intention is to get the average tempreture in the y-z cross section and se the average tempreture...

02 March 2021 4,624 4 View

Is it possible to do piezoelectric coupling in ANSYS-APDL or COMSOL between tapered substrate and rectangular piezoelectric patch?

How to do Piezoelectric coupling in ANSYS-APDL or COMSOL between tapered substrate and rectangular piezoelectric patch? Piezoelectric coupling between the rectangular substrate and rectangular...

02 March 2021 9,833 3 View

Discrete Phase model (DPM) particle break-up has particle size limits during particle tracking?

Hello, I am currently working on simulating water droplet partciles in a closed room. When I use uniform particles, without "particle break-up", I can carry out the simulation without any problem....

02 March 2021 3,053 2 View

Why the results when using wall thickness and when using shell conduction are different in ansys fluent?

Actually, I am running cfd simulation for a heat exchanger which has two fluids one hot and other one is cold fluid. there is a solid domain between them, which I removed and instead I have used...

01 March 2021 9,537 2 View

How much pressure we can reduce at the outlet to avoid Reverse Flow?

I am simulating Heat Exchanger. I have tried and tested all the methods to resolve this issue from the internet like refining mesh, improving skewness and orthogonal quality ,extending outlet to...

01 March 2021 6,985 3 View

How can i resolve the "final solutuin is not converged" error in Comsol for my heat transfer simulation??

I have been trying to simulate heat transfer problem in Comsol 5.5 for long time but it always throw an error stating: "Failed to find a solution. Maximum number of Newton iterations...

28 February 2021 8,626 3 View

Distribution of particles in metal matrix?

How would define the "good" and "poor" distribution of particles within the matrix. Is there a quantitative solution to assess the distribution of the particles, which then having denotation of...

28 February 2021 7,397 8 View

Is there a deep reason for using the squared modulus of the wave function as the probability density of the existence of the particle?

I think we were all surprised at the first time we got to know quantum mechanics that the squared modulus of the wave function is the probability density of the existence of the particle? The role...

28 February 2021 6,282 9 View

How to use measure capacitance change in COMSOL time dependent study ?

I want to measure change of capacitance due to relative displacement between two parallel plates in COMSOL. Distance between two plates changes with time. So I'm using a time dependent study but...

26 February 2021 8,567 3 View

Zno nano particles colour changed from white to grey in process of calcination any suggestions?

In the formation of Zno nano particles process, after drying at 120 degree C, my zno nano particles are completely white but when i calcine it for 450 degree C it converts into grey colour. i...

26 February 2021 2,435 4 View