Orbitrap Fusion FT keep getting disconnected?

Hi, I been having a problem with the Orbitrap Fusion for quite a while and it has been getting more and more frequent, which is very frusttrating. The fusion FT would get disconnected suddenly...

22 January 2021 1,235 4 View

What is the basis set to optimize ZnO using GaussView for DFT calculation study?

Greetings, I have a bit of problem in setup the basis set of my DFT study for ZnO.. As you can see in the image attached below, I use B3LYP 6-31G (d,p) for geometrical opt. of ZnO.. But sadly, I...

13 January 2021 7,508 4 View

How does titanium dioxide (TiO2) as a coating's component enhance the coating performance in terms of anticorrosion??

Greetings, Recently, I was asked by a researcher how does TiO2 enhance the coatings polymeric structure making it able to reduce corrosion reaction by preventing the penetration of aggressive...

02 January 2021 5,257 5 View

What are the suitable amplitude of sinusoidal perturbation signal to analyzed stainless steel 316L?

Greetings researchers, I want to ask for your suggestion in regards to what is the suitable amplitude of sinusoidal perturbation signal to analyzed the conditions of bare and coated stainless...

07 December 2020 7,699 7 View

How to improve DNA extraction using TRIzol and chloroform?

02 December 2020 1,919 1 View

What is the solubility of crude extract of plants in water?

Greetings all, To my limited understanding, the crude extract of plants obtained using solvents such as ethanol and methanol are usually insoluble in water. Is this correct? If it is soluble in...

02 December 2020 1,024 6 View

Does the concentration of the fluorescent compound affect the fluorescent reading on a 96-well plate?

I am trying to detect the fluorescent level of the extracted RNA sample on a 96-well plate. After extraction, I dilute the RNA sample in 20ul solvent. Can I load the 20ul RNA sample directly to...

30 November 2020 2,616 2 View

Any available international research grant in this COVID-19 year?

Dear researchers, I am a researcher from a university in Malaysia. I know that we all are having a tough situation in this pandemic year. I just posted this to know if there is any possible...

24 November 2020 8,759 3 View

In your opinion, what are the mechanism performed by corrosion inhibitor in a coating for corrosive medium?

Greetings researchers, There are quite a number of studies has been performed to analyze the effects of corrosion inhibitor when incorporated in a coating (epoxy, alkyd and etc) for the...

23 November 2020 6,622 10 View

For a marine coating, how much does its mechanical strength needs to be?

Greetings to all researchers, First and foremost, I would like thank all of you for answering this question. So, my question is quite general I guess, for a standard marine coating with good...

08 November 2020 8,880 4 View

How do I determine the degree of polymerization of PEG 400 based on NMR integration?

Hello, I am working on the photocatalytic degradation of PEG 400. I would like to know if it's possible to determine the degree on polymerization based on NMR integration, or by the MW of the...

02 March 2021 6,186 3 View

Do you know any MR image dataset?

I would like to research on MR images (0.5T and 3T). Can you please suggest some websites that I can download dataset including both 0.5T and 3T MR images? Thank you.

02 March 2021 7,735 3 View

What is the most reliable source to get Impact factor of journals?

Source to get Impact factor of journals

01 March 2021 6,654 2 View

Does the circuit modeling for planar monopole antennas using Foster canonical forms give good approximation?

Hi researchers, I am searching for some accurate way to do the circuit modeling of planar CPW-fed monopole antennas. I have gone through the literature where mostly circuit modeling is done using...

28 February 2021 7,016 1 View

How to include original NMR data in a manuscript?

hello. i am junior researcher. I received a comment from a reviewer that he could not find NMR data in my submitted paper. I had included the NMR graph with explanation and formula to calculate...

27 February 2021 734 4 View

Which index or sites are reliable in determining of plant species?

There are many indexes when determining plant species: Plants of the World Online (POWO), International Plants Names Index (www.ipni.org), The Plant List (www.theplantlist.org) and others. But...

26 February 2021 3,404 10 View

How do historians determine the credibility sources in modern history?

For a source to be considered reliable it must contain accurate historical information. But how does one determine the accuracy and reliability of sources in modern and recent history since not...

23 February 2021 1,346 13 View

How can we measure the reliability and validity of our survey questionnaire?

We are conducting survey research on COVID-19 misinformation among students. How can we validate our survey for it to produce valid and reliable data? Also, what statistical tools can we use to...

16 February 2021 678 3 View

What does the value 0.498 in reliability?

There are 6 television programmes of different TV genres and their mean and mean ranks are put for each of them. But the reliability value of all the programmes together is 0.498 . So what exactly...

15 February 2021 7,686 4 View

Where can I find a reliable and updated methodology related with the design of spiral heat exchangers?

I need to design an spiral heat exchanger, buy I don't know what reference or bibliography (preferably a book) should I consult in order to get an updated and reliable methodology related with...

14 February 2021 7,910 3 View