How to do Matrix inversion using FPGA ?

I need to implement matrix inversion in hardware. The size of the matrix can be anywhere from 50 *50 to 8*8. Are ready-made standard codes available or inbuilt modules available with FPGA...

15 February 2021 4,006 3 View

How to get the natural frequencies and mode shapes using several acceleration data?

I am using FDD (code I used - https://uk.mathworks.com/matlabcentral/fileexchange/50988-frequency-domain-decomposition-fdd) to extract the natural frequencies and mode shapes using the...

03 January 2021 4,038 2 View

What are the different units of determining the concentrations of gases in ambient air?

Gases in ambient air are measured in various units. Like ppm, ppb, percentages, microgtam per cubic meter etc. What are these exactly? I am new to the air field. earlier I worked with soil and...

27 November 2020 3,908 1 View

Are oil glands present in sandalwood? Or it is a byproduct of sapwood to heartwood formation?

I came to know that there is no oilglands in sandalwood and it is a byproduct during transformation of sapwood to heartwood. Is it true?

04 October 2020 8,216 2 View

May somebody help me to standardise the amount and time of the enzyme mixture to isolate Cytotrophoblast from placenta??

i tried with the published protocols, but i am not getting any seperation in the ficol gradient. It seems like i am not incubating the 7gm minced tissue for proper time in the digestion...

03 October 2020 8,354 4 View

How to get consensus of results produced by four miRNA target prediction algorithms (RNA22, miRanda, TargetFinder and psRNATarget)?

Different miRNA target prediction algorithms use different scores which is not comparable directly. So what is the most reliable way to get the consensus of results produced by different miRNA...

24 August 2020 9,659 4 View

Is it useful to have consensus of results produced by four miRNA target prediction algorithms (RNA22, miRanda, TargetFinder and psRNATarget)?

RNA22, miRanda, TargetFinder, and psRNATarget are four different algorithms aiming at finding miRNA targets. Many research-work claims at using a consensus of the result produced by these...

23 August 2020 5,058 5 View

Is there any proven relationship between COVID-19 death and air pollution?

It is observed that, the cities with higher air pollution witnessed comparatively more no of deaths of COVID-19 infected patients in the world. Kindly provide your valuable inputs regarding the...

08 April 2020 4,384 30 View

How to draw the sketch of mealybug?

Dear Taxonomist This is Satish Harde from Jalna Maharashtra India, i want to know what is the method to draw the sketch of mealybug or any insect as shown in the attached file. Thanks with...

28 March 2020 5,044 3 View

Is any research paper available on bioinsecticidal properties of some plant extracts on Cowpea weevil (Callosobruchus maculatus)?

We want to see the bioinsecticidal properties of some plant extracts on Cowpea weevil (Callosobruchus maculatus) on stored Cowpea Vigna unguiculata.

13 February 2020 8,987 8 View

Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 View

Why can't make aluminum nitride film successfully by use sputter?

We use reactive sputtering process to make aluminum nitride film, and want to make c-axis aluminum nitride film on a silicon substrate, but the crystal orientation cannot be seen with...

03 March 2021 7,975 3 View

Sutter electrode holder leaking after applying positive pressure. How to fix?

I am using a Sutter electrode holder for my patch clamp experiments, but I'm having trouble keeping positive pressure inside my electrode due to a leak out of the back of the holder. I have added...

02 March 2021 5,829 1 View

What are anisotropic electrical and optical properties of a semiconductor due to?

In some materials, properties such as band gap, thermal conductivity differ along different crystallographic axes. What are the basics?

01 March 2021 1,923 3 View

1 nm thick MgO thin-film to be deposited on Si wafer using thermal evaporation. What will be the optimum deposition conditions?

Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.

28 February 2021 3,640 3 View

Why does intensity drops as concentration increases?

Is there any reason for decrease in fluorescence emission intensity of HSA,BSA when increase the concentration ?

28 February 2021 3,653 4 View

Why do a weight decrease for thermal degradation in nitrogen gas condition?

Hi all The question is related to TGA(Thermogravimetric analysis). Thermal degradation easily understood but why do samples weight decrease? altough just binding is broked, the weight of...

26 February 2021 1,100 5 View

Can thermal cycler machines be problematic during PCR?

Hi, my question is about the heating of thermal cycler machines and I hope some of you had experienced a similar thing previously. There are two thermal cycler machines in the lab(BioRad) and for...

26 February 2021 4,777 4 View

How to increase solubility of Poly acrylic acid in Dioxane solvent?

I am working with Polyacrylic acid (100.000Da) and instead of water, I need to use another solvent (dioxane) to dissolve PAA. However, because of the high molecular weight, it's quite hard to...

25 February 2021 2,225 5 View

How can I verify my centrifugal fan design for electric motor cooling?

I have radial blade centrifugal fan design which will be mounted on exhaust side of electric traction motor. The fan will be mounted on same motor shaft inside the housing. How can I verify that...

23 February 2021 2,390 3 View