Influence of COVID on the mental health - Survey?

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14 April 2020 191 3 View

Can anyone say about to make a perfect way to make GO bases Nanocomposite?

I am working in ternary composites. Is there anyone working in graphene and its derivatives. I want to make a composite comprised of GO with some inorganic material.

05 May 2019 6,642 3 View

Can anyone say clearly about the calculation for doping metal oxides using some different mol ratios?

I need to dope metal to my metal oxide matrix, Can anyone clearly explain me about the calculations that i need to workout for mol %.

26 March 2019 1,277 4 View

Is there any medium to support the growth of Streptomycetes only?

Does the growth of microbes on ISP4 medium confirm the organisms to be a streptomycete? Kindly suggest some selection medium for Streptomycetes

17 February 2019 7,129 3 View

Air pollutant accumulated Filter paper preservation?

Usually the filter papers will be desiccated for 24 hr before and after ambient air pollutant sampling. As we encounter some error in weighing balance, we are unable to weigh the exposed air...

22 October 2018 1,718 4 View

What is the reason of decrease the bandgap when decrease the cystallite size?

I prepared nanorod structured undoped (pure) oxide thin film by spray pyrolysis method function of different substrate temperatures (STs). I found that decrease the bandgap when decreases the...

08 August 2017 5,868 21 View

Which online software is reliable for Protein Transmembrane helix prediction

25 May 2017 6,484 4 View

What are the existing "Quality Assessment Models" available for building or general construction?

Similar to CONQUAS (Singapore) and PASS (HK), Is there any other quality assessement models available in the practice or in the literature domain?. Thanks Marimuthu K

26 October 2016 6,584 4 View

Double band for a single protein on western blot?

Im working on yeast secretary protein, my protein was his tagged so i use Anti-his monoclonal antibody for WB, i can see the signal but i got two band on each protein (totally i have two proteins...

16 December 2015 5,351 12 View

How to select a correct primer for an unknown organism for PCR?

We isolated bacteria from various samples. It is identified by biochemical tests as Lactobacillus spp. Now we are going to sequencing it for species level identification. I'm a little confused...

29 March 2014 1,563 5 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

Waters 2707 HPLC autosampler problem?

I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...

02 March 2021 1,408 1 View

How to normalise data on OPM package from R Studio ?

Good afternoon, I recently used OmniLog from BIOLOG for my experimentations : I tested the metabolism of different strains on 2 types of plates. I have 16 strains of 3 different groups...

02 March 2021 3,584 1 View

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

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

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(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

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

How optimize the Size Exclusion Chromatography?

Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...

01 March 2021 2,215 2 View

Does anyone know HRM channel in a 2 plex QIAGEN Rotor- Gene Q qPCR can be used as a separate channel?

I am going to have 3 different probes in my qPCR work that I am going to do. But I realized that the machine we have in the lab is a Rotor-Gene Q 2plex HRM Platform, saying it has green, yellow,...

01 March 2021 8,544 1 View

I have designed reflectarray element and feeding it though Horn Antenna on HFSS. After full wave simulation, I am not getting desired results?

I have designed reflectarray element to generate OAM beams at 5.8GHz and feeding it though Horn Antenna on HFSS. After full wave simulation, i am not getting desired results i.e Radiation pattern...

01 March 2021 9,701 5 View