Which is the official website to get the solar radiation data?

Please let me know

05 January 2021 6,370 5 View

How good is SYSTAT software vis-a-vis SPSS?

Anyone who has used both SPSS and SYSTAT software and can provide insight as to whether latter is as good? Are there any hitches in SYSTAT? Planning to shift to SYSTAT, so seeking information....

17 March 2019 8,021 2 View

How saturation magnetization and coercivity varies with nanoparticles size and temperature?

explain in detail

03 June 2018 9,795 4 View

What should be the power of laser that it can penitrate through 1cm thick quartz surface?

For illumination of green light on the sample through 1 layer of approximate 1cm thick quartz surafce, what should be the power of laser source?

19 June 2017 7,321 2 View

In MD simulation of polymers, how many chains of polymers must be taken in order to get correct results (one chain has 200 monomers)?

The monomer has 9 atoms each.

26 April 2017 2,605 3 View

Problem in DNA extraction?

Hi, How i can remove polysaccharides and polyphenols during the DNA extraction from Terminalia arjuna, i have tried various methods but unable to find DNA in purified form? I have tried many...

17 January 2017 7,810 2 View

How to find lattice mismatch in % from the lattice constant of two materials?

How to calculate lattice mismatch theoretically?

14 January 2017 8,062 22 View

How i can extract DNA in purified form from the leaf samples of Terminalia arjuna leaves ?

31 July 2016 8,559 3 View

What if content of gc is low in gene of interest while designing primer in pcr ?

17 February 2016 6,056 3 View

How much temperature will be suitable to dry leaf samples for preservation without damaging DNA?

15 December 2014 5,773 3 View

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

03 March 2021 8,272 1 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

How to grow E.coli on the low salt LB agar plate with 50 or 100ug/ml of Blasticidin?

Hello, I would like to ask how to grow E.coli which resists 50 or 100ug/ml of Blasticidin. I have tried many methods by using low salt Luria-Bertain(LB) agar plate. However, no colonies grow. Let...

01 March 2021 2,027 2 View

How to model the battery pack in PSIM or PSCAD?

Hello, I have simulated a single battery cell using Thevenin equivalent circuit. For a battery pack, I have a large number of cells connected in series and parallel connections. Is there any way...

28 February 2021 2,116 1 View

Can impedance of antenna be less than 50 ohms?

I am simulating helix antenna in hfss, right now, giving excitation with 50 ohms port. When I see the results of Z parameter (real). It shows lower than 50 ohms. Do not understand, if it can be...

27 February 2021 4,218 7 View

Should we reduce the standard unit of length to 0.31951540592 meter ?

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

Are there lab markers/pens resistant to Roti-Histol?

Hi, I'm looking for a pen/marker to write on the smooth, transparent (non-frosted) part of microscopy slides which does not get washed away by alcohols and most importantly Roti-Histol. I want to...

24 February 2021 9,902 5 View

Is is possible to pole with corona poling pellets of the sample material instead of thin films?

As it is highly probable that pellets will have a higher degree of air gaps and voids than thin films, is it possible to pole the samples with corona poling nevertheless? Or is there the...

24 February 2021 1,349 1 View

I have a problem with kanamycin - why the kanamycin doesn't affect?

Hi everyone, I need to expression of GFP with pET28 plasmid in E. coli BL21(DE3) plysE. Transformed cells have kanamycin and chloramphenicol resistance. Normally, only transformed cells should...

22 February 2021 4,032 4 View

How does elongation affect the resistance of an electrode?

What are the testing rate for electrodes recommended by ASTM for cochlear implants. I am currently doing the 15mm/min elongatio testing.

22 February 2021 1,515 1 View