Is anyone familiar with Polymerization or dimerization in 9-Anthraldehyde?

More Prasad G. Mahajan's questions See All

Carbon based nanomaterials and metal based nanomaterials ???

I would like to know that, whether i called carbon nano materials as organic nano materials class and metal nano materials as of inorganic nano materials...

09 October 2016 1,947 0 View

How to determine the concentration of carbon dots made from natural precursors ?

Read 3 answers by scientists with 4 recommendations from their colleagues to the question asked by Prasad G. Mahajan on Jun 30, 2016

05 June 2016 5,591 4 View

How one can directly calculate fluorescence lifetime of compound from the nature of decay curves ?

Fluorescence compounds have a special characteristics properties. Among them fluorescence lifetime is one belongs to the excited state behavior of fluorescent molecule. How one can directly...

08 September 2015 9,451 7 View

Why are structured sharp peaks (bands) observed in emission spectrum of organic nanoparticle?

I have synthesized naphthaldehyde based fluorescent organic molecule and which was further subject to prepare organic nanoparticles by reprecipitation method in an aqueous solution. I observed...

07 August 2015 9,557 9 View

What are the possible reasons for Fluorescence enhancement for nano-particles after addition of analyte?

I prepare organic nanoparticles and use it for sensing to cation. As far as experiment is concerned after addition of cation solution i.e. analyte, we observed that there is increase in...

10 November 2014 4,279 2 View

How can one use fluorescence lifetime studies in cases of fluorescence enhancement of nanoparticles?

I'm preparing organic nanoparticles and using it for sensing cation ions. After addition of cation solution the fluorescence intensity enhanced. How can I interpret the fluorescence lifetime...

10 November 2014 5,009 6 View

Is there a possibility of blue shift in wavelength for fluorescence spectroscopy studies?

As far as organic nanoparticles are concerned, they shows red shift in wavelength for fluorescence spectroscopy studies with respect to their parent molecule. Is their any possibility for...

08 September 2014 2,587 8 View

• What the possible Persistent Organic Pollutants and Heavy metals present in fluorspar, sediments, and water bodies around its mining area?

Approximate concentrations are require in compared with the WHO permissible limts

11 August 2024 2,723 1 View

Adhesion strength of coating?

How can I determine a good adhesion strength range for coatings on polymer surfaces, such as DLC on polymer substrates? Is there a specific threshold for adhesion strength (from T-peel tests)...

10 August 2024 942 3 View

Basis set and input instruction to calculate HOMO and LUMO using Orca for Imidazolium based organic salts?

Hey there, As a synthetic chemist delving into theoretical calculations for my imidazolium-based organic molecules, I would greatly appreciate any guidance on the appropriate input instructions...

09 August 2024 5,444 7 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

How to increase simulation box size?

We intend to study the interaction between peptides and polymer (like PP, PE and PS) through MD simulations using Martini force fields ( Martini 2 for PP and Martini 3 for PE, PS). We have...

08 August 2024 4,842 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

How to heat polymer for about 130° without oil bath ?

is there any other way to heat a polymer evenly other than oil bath if so what are those and how to use it

06 August 2024 947 1 View

Could dyes amplify the spectrum of light to a specific wavelength?

I am interested to know the behavior of dyes toward light. Specifically, Blue dyes re-emit the spectrum, especially from the green zone (known as principal in LED lamps, and blue dyes are known...

05 August 2024 3,290 1 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

What is the problem with these tissue culture plants?

All plants are green but some of these plants becomes yellow. I did not found any reason. Please help me to find out the real problem.

01 August 2024 589 4 View

Abdelkader BOUAZIZ

Dear Sir;

the following links shed some light on the question. Regrds

http://journals.iucr.org/b/issues/1968/08/00/a06220/a06220.pdf

http://www.nrcresearchpress.com/doi/pdf/10.1139/v87-126

http://pac.iupac.org/publications/pac/pdf/1964/pdf/0904x0591.pdf

Prasad G. Mahajan

Dear Abdelkader sir

Thank you very much