In case of ns laser produced plasma , which type of probes can be used for the time of flight spectroscopy of ions? Assume that the plasma lifetime is around 10 micro seconds and length of the plasma is around 30 mm.
I would like to synthesize a transition metal doped TiO2 via solgel method. Hence, I would like to know which metal salt precursor to choose among Chloride, Nitrate, and Sulphate. A clear...
27 February 2021 4,285 3 View
Hi All, I do have a single-stranded oligonucleotide of 100 - 150 bases synthesized and the sequence is not known. How would I proceed to know the sequence .
04 February 2021 5,614 3 View
Am functionalizing the metal nanoparticle with folic acid. in the process I have taken folic acid in DMSO and added DCC and NHS to activate the carboxylic acid group of folic acid in the standard...
01 February 2021 9,890 3 View
We have online GC-FID and GC-TCD (Mod: 2014) connected with flow reactor system. This GC-FID/TCD is connected to a gas line coming from flow reactor system which I used for cascade reaction. In...
11 November 2020 4,999 6 View
I have a gas mixture (N2=98%, Ethylene=1% and Butadiene=1%). I want to obtained the molar concentration of each components for 1mL volume of the gas mixture. For that purpose, I have used the...
29 September 2020 6,233 1 View
I am working on modifying the band structure of TiO2 semiconductor for visible light photocatalytic activity. For this reason, I would like to dope the metal and/or nonmetal ions into the TiO2 to...
23 September 2020 1,063 6 View
I am new in GC-FID and TCD measurement technique. I will analyze a gas stream at high temperature above 190 oC in the GC-FID system. I want to construct a calibration curve for the mixture of...
08 September 2020 6,073 3 View
I am working on the DSSAT model, its a little bit harder than I think please help me?
04 May 2020 5,708 3 View
It is intriguing that the number of reported cases infected or died due to COVID-19 infection in India is comparatively much lower than the United States (US), China and other European countries.
18 April 2020 2,170 22 View
Monthly average data on Planetary boundary layer height is downloaded from disc.gsfc.nasa.gov. It is in netcdf file in *.nc4 format. How to convert this into .csv or excel format ?
15 December 2019 8,137 3 View
In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...
03 March 2021 1,682 3 View
Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...
02 March 2021 4,910 3 View
If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis
02 March 2021 7,670 3 View
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
(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...
02 March 2021 3,309 2 View
I'm Juan Carlos, a high school student who is working with electropinning, I made an electropinning machine with a 21g needle and a 30kv high voltage source and the distance between my needle is...
28 February 2021 298 3 View
I like to do project in laser measurement system. My objective is to eliminate or reduce the cosine error, abbe error in Laser measurement system. I have Rhenishaw XL80 system. Please tell the...
28 February 2021 4,890 3 View
The reasoning behind this question is to align the ratios of the proton potential in energy per charge to the speed of light in distance per time. As these two dimensions appear to be related,...
27 February 2021 947 7 View
I am currently doing research on the adsorption of heavy metal using magnetic reduce graphene oxide. I use AAS to determine the concentration of the heavy metal. I prepare the Pb solution with...
26 February 2021 9,580 4 View
Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...
26 February 2021 4,026 5 View