How can I convert atmospheric concentration of CO in microgram/m3 to mass in Kg?

I have atmospheric concentration data of CO in microgram/m3. Is there a way to convert it in mass (kg) or find out the amount of carbon in kg from it?

18 January 2021 6,081 5 View

How to check air quality data automatically and manually from small format electrochemical sensor?

Hi, I am working on a project which aims to find out methodology for checking air quality data measured by low-cost electrochemical sensor automatically and manually. I know one way of checking...

09 October 2019 1,673 2 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

Interpretation of a fluorescence Emission spectrum ?

Hello, i work with a spectrometer which only render the fluorescence emission spectrum. Until now i just found how to interpret an exitation- and emission spectrum together to generate deeper...

20 February 2021 1,291 3 View

Can bio-decomposer be a successful alternative to reduce residue burning?

To maintain the proper crop plan most of the times there is not enough time to make the field ready for the next crop. In this particular context , can bio-decompser be a solution? What about...

16 February 2021 7,068 24 View

Receiving very less number of hits and events in acoustic emission tests?

I am doing a three point bend test with concrete specimen of dimension 280mm*90mm*90mm. I am putting 2 sensors near the notch with 3cms away from both the sides. the experiment ran for 20 mins but...

13 February 2021 2,990 1 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

How can I multiply values with standard distribution and with triangular distribution?

I am calculating emissions considering the uncertainty of the data to do Monte Carlo simulation. Some variables such as yields have normal, lognormal or even uniform distributions. These must be...

03 February 2021 6,318 5 View

How do I analyse a Photoluminescence Spectrum ?

I have a few questions related to PL (images attached for same material by 2 methods), It would be great to get some help. 1. What is the physical meaning of highly intense PL? Does this mean...

02 February 2021 1,791 3 View

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29 January 2021 2,623 1 View

What is the harmless way of cutting epoxy filled nanocomposite ?

I want to cut epoxy filled nanocomposite for FE-SEM analysis. What is the best way to cut it without resulting in any cracks or change in position or alignment of the particle reinforcement ? Also...

28 January 2021 7,084 5 View

Where is the active point of VCSEL?

I am now working on the coupling between vertical-cavity surface-emission laser(VCSEL) and waveguide. However, the window design for laser emission is larger than the waist of Gaussian beam...

27 January 2021 8,318 1 View