07 September 2013 3 7K Report

Is it a strong interaction?

More Kithsiri Janakantha Senanayake's questions See All
Please suggest the best excitation wavelength I should select for Coffee grounds derived CQDs?

I have got coffee ground waste derived Carbon quantum dots. Herewith I have attached the PL graph I obtained after exciting from 290 nm- 500 nm. The highest intensity excitation peak is observed...

07 October 2023 2,238 0 View

Can you please share a link or a data sheet of Quinine sulfate standard corresponding to m(slope) values when excited at 340 nm wavelength?

Hi, I am trying to find the quantum yield of my synthesized CQD samples, I have excited the samples at 340 nm wavelength, and I am trying to find the mST standard value for Quinine sulfate at 340...

21 August 2023 6,902 1 View

Hi, I am working with Carbon quantum dots, I am facing the problem of spending a lot on 500-1000 Da dialysis tubing for purification?

Do you have any suggestions? Other promising methods that will work the same as the dialysis phenomenon? If there are please suggest.

04 July 2023 5,104 5 View

Can I measure the luminescence using thermo scientific multiskan TM sky plate reader?

I'm working on some signalling assays using 96 well plates. For that, I want to measure the bioluminescence which generates from the sample. But in our lab, there is no luminometer. I want to...

22 May 2023 9,980 1 View

Can we define the term, "Fault ride through capability" for a power system?

Fault Ride Through capability is the ability of Generating Units to remain connected to the Power System during the faults and disturbances. One can argue that, the power system or grid must also...

20 March 2023 547 3 View

How to use TIP4P/2005 force field along with a silica force field?

I'm trying to run a silica-water system using tip4p water model for water. The issue is that the force field that I use for silica also has a coulombic contribution. Since tip4p is a 4-site charge...

07 September 2022 4,628 0 View

Has anyone done a single point calculation in VASP for a solvated electron. If so how did you include the electron in the POSCAR and POTCAR files?

I have trouble understanding how to generate these files, because a pseudo potential is not necessary for the electron, and do I need to specify the electron in the POSCAR?

02 March 2022 2,726 2 View

How to convert GEE's SMAP soil moisture to volumetric units?

Generally, SMAP soil moisture products are given in volumetric units (cm3/cm3). But, Google Earth Engine provides SMAP ssm and susm in mm...

20 June 2021 7,925 3 View

NDVI data downloaded from Google Earth Engine is warped. How to fix this?

I downloaded MODIS NDVI data from 2001 to 2005 from Google Earth Engine using batch download for an area in Australia. I drew a polygon to demarcate my aoi for cropping. When I opened the exported...

20 May 2020 449 3 View

How to export a time-series of NDVI layers from Google Earth Engine?

I am new to Google Earth Engine. I need to download all the MODIS MYD13A2 16 Day NDVI composites from 2001 to 2018 for a particular catchment in to google drive. I need separate NDVI layers with...

19 May 2020 7,387 19 View

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