How to perform a search in Chemical Abstracts?

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What is the reason for obtaining spikes in the energy plot?

During equilibration of pure ionic liquid (TDTHP-DCA) system to estimate molar volume, self-diffusion constant etc, there are spikes arising in the energy plot. The spikes continued to exist even...

01 February 2015 6,331 12 View

Which freeware programs for Windows are capable of converting SMILES formula into a 2D chemical structure?

I am looking for a freeware program for Windows which can take simple input file formats like SMILES, PDB, MOL etc. to give a 2D chemical structure, instead of manually drawing the whole structure.

10 November 2014 7,172 3 View

Can a combination of different force field parameters be used for an MD simulation?

While performing an MD simulation using X force field potential energy functional form (CHARMM/AMBER/OPLS), is it necessary to use force field parameters corresponding to the same X force field?...

09 October 2014 9,954 7 View

What settings are recommended to analyze CO2 and H2 with TCD using Carbo Sieve S-II column?

CO2 is not being detected with N2 as carrier gas. Will Argon work to detect it? What are the flow rate and temperature settings recommended to the above analysis?

09 October 2013 6,643 1 View

What is the purpose of ramping while performing GC?

I'm learning GC recently and came across many analyses performing ramping instead of providing a constant temperature right from the start. What is the purpose and advantage of ramping while...

09 October 2013 8,567 5 View

What care needs to be taken when measuring currents in the order of microamperes?

Will the connection resistances influence the magnitude of the current? What instruments may be used for the purpose of measuring and recording microcurrents?

08 September 2013 8,677 2 View

How can the remanence of magnetic nanoparticles be controlled?

I want to improve the remanence of magnetic nanoparticles. What are the parameters that influence remanence?

08 September 2013 9,925 4 View

Can someone suggest a viscous non-polar solvent?

I need a list of non-polar solvents as well as their viscosity data. Where can I find it? You can even suggest a textbook for reference.

07 August 2013 5,732 14 View

What kinds of gel can be used to maintain a concentration gradient for longer times?

I wanted to maintain a steady concentration gradient of a solvent in a solution. Silica gel is breaking up quickly in minutes. What kind of gel can be used to maintain this gradient over longer...

07 August 2013 3,383 1 View

How can I capture video from optical microscope's eyepiece?

I've been observing my liquid sample under optical microscope and found the digital picture shown in the computer as obscure and less in quality from the actual picture seen through the eyepiece....

07 August 2013 4,976 4 View

How to calculate CCS for Sodiated adduct ions and Multiply Charged Ions?

I'm currently working on calculating the collision cross section (CCS) for various ions, and I'm facing challenges when dealing with sodiated and multiply charged ions. Most of the resources I’ve...

08 August 2024 8,329 0 View

Separation of organic acids-HPLC?

Hello What should be done to separate and identify organic acids in HPC when their RetTime is the same?Like oxalic acid with Propanoic Acid.or acids that have a very close RetTime.

07 August 2024 8,782 3 View

The aqueous fraction of the hydroethanolic extract is showing the presence of palmitic acid. What is the mechanism responsible ?

Palmitic acid presence in aqueous fraction

05 August 2024 8,624 4 View

How to convert g/kg Humic acid dose to kg/ha?

I used humic acid at 0.044 g/kg soil in my pot experiment. But finally, I have to recommend kg/ha. Each pot's soil weight was 11 kg. What is the solution?

02 August 2024 7,186 6 View

Inquiry on Maximum Nucleic Acid Volume for 2.5 mL Liposome Solution?

I am currently working on a project involving liposomes and need to determine the maximum volume of siRNA that can be added to a 2.5 mL liposome solution with a total lipid concentration of 10...

30 July 2024 6,420 1 View

What is the best method to detect the chemical composition of pollen ?

I have multiple small samples of grass pollen with anthers. I want to find a method to identify concentrations of proteins, lipids, and other various elements for these samples. any suggestions?

28 July 2024 5,331 1 View

How can I use DFT-D3 correction ( Siesta version 5.0.1)?

Dear Siesta Users, I installed Siesta 5.0.1 and I want to use Grimme's D3 correction. According to the 5.0.1 manual, I could use a few parameters to include the D3 correction in the...

27 July 2024 5,748 0 View

EDC carbodiimide and NHS easter 's half life among different pH?

It has been long known that EDC carbodiimide and NHS easter's half life agains hydrolysis are highly related to pH. However, very surprisingly, not yet found a paper giving a table/chart of their...

25 July 2024 8,738 0 View

Mechanochemistry: ball to powder mass or ball to powder volume?

I run mechanochemical reactions that involves the use of a large amount of catalyst (1:1 molar ratio to the reactant). When I try to understand the effect of amount of catalyst on the reaction, I...

23 July 2024 9,938 1 View

Why is trifluoroacetic acid (TFA) used in c-18 column?

I would like to know the role of the TFA (trifluoroacetic acid) used on reverse phase chromatography c-18 column. It's is often used with a concentration of 0.1% on the mobile phase.

23 July 2024 8,075 3 View

Neil Law

I second using Scifinder Scholar. Also, check in with a Science Librarian. They are skilled professionals who will be able to help you find a foothold in the literature.

Sambhaji Shivajirao Bhande

Best way , go for Scopus if u hav access

Dragan Milenović

Also, you can perform literature searching through Scirus and Google Schoolar.

Viswanath Pasumarthi

Thanks for the replies. I found my institute had subscription to SciFinder. The database, though huge and irrelevant for my purpose, helped me.