Is it possible to see upconversion emission using sunlight as an excitation source?

Is there any upconverting nanoparticles with high quantum efficiency (preferable emission in red), which can be excited using sunlight ( NIR band).

02 March 2018 1,515 4 View

Is it possible to do heat initiated free radical polymerization of N N dimethylacrylamide?

I want to make transparent polymer sample of N N dimethylacrylamide. But I don't know if it can be polymerized using AIBN or some other initiator under heat.

10 November 2017 8,793 4 View

What is the best way to approach a professor for a post doc position?

Is it a good practice to attach CV , if not certain about the availability. Is it absolutely necessary to attach a cover letter with CV or only CV is fine. What does no response to emails means?

02 March 2016 3,172 2 View

Why only XRD peaks at higher angle are blue shifted upon doping?

I have doped Y2O3 with La3+ ions and XRD shows slight blue shifting of higher angle peaks but major peak at lower angle remains at same position.

11 December 2015 4,694 10 View

How to get rid of the bubble formation due to organic additive during the bulk polymerization of styrene?

10 November 2014 6,682 11 View

What is the color of LaSrMnO3(LSMO) particles

I have tried to made some LSMO particles ang got black color particles when sintered the gel at 500C. Does anyone have any idea if the color is right?

07 August 2014 356 9 View

Does anyone know a water miscible monomer that can be polymerized by bulk polymerization?

Any kind of monomer that can still be polymerized in the presence of very small quantity of water is good.

02 March 2014 6,455 3 View

Is your nc-glass composite a powder or it is nc into a Sio2 matrix (gel)?

If it is like gel or solid matrix into which nc are embedded, how is the transparency of the matrix?

01 February 2014 1,604 0 View

Can anyone suggest a way to synthesize highly water soluble zinc oxide(ZnO) nanoparticles?

When I tried to synthesize, the particles don't turn out to be soluble in water.

31 December 2013 703 3 View

Can anybody suggest how to make films of Poly Vinyl alcohol?

I don't have access to solvent casting technique, so I wanted to make those films w/o solvent casting device. I have tried to dissolved PVA in water and tried to dried it into a glass but It is...

11 December 2013 8,464 11 View

Guidelines for survey (question type) analysis?

Hi. Please tell me what guidelines should i need to follow for questionaries' type research work in India. It is not hospital based work, we are conduction basic institutional based qualitative...

03 March 2021 2,037 3 View

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View

How to access MSCI KLD Stats and Sustainalytics?

Hello all, I'm currently working on my undergraduate thesis and I'm having difficulties trying to access KLD Stats and Sustainalytics because my campus Airlangga University and apparently other...

02 March 2021 8,525 1 View

Ideas for Phd's Thesis on pricing (Marketing)?

Hi everyone, I'm studying Marketing and I would like to write my PhD thesis on the topic of pricing. Any specific ideas?

02 March 2021 9,706 5 View

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02 March 2021 3,060 3 View

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02 March 2021 932 1 View

How to calculate BREQ 3 questionnaire?

how to calculate BEHAVIOURAL REGULATION IN EXERCISE QUESTIONNAIRE BREQ 3 ,which contain 24 questions and each question has 5 answers (0- Strongly disagree , 1-disagree, 2- Neither agree nor...

02 March 2021 811 3 View

Please suggest a good text book for "Research Methodology in Life Sciences". Which book would be good for PhD Scholars?

Please provide Book Title and author name

02 March 2021 9,059 3 View

How does Scientist/RG community evaluates a case study article and the impact of it on a researcher career?

An article that is published as a case study in the SJR listed journal. How much value is added to a researcher career? How it is evaluated by a scientific researcher/University admission...

02 March 2021 9,661 3 View

Could any one guide me, to write research proposal for grant? ?

We have one plant, the local people using this for controlling blood sugar, the toxicity and antidiabetic activity of the plant is not reported yet, please guide from whag should be the process ?...

02 March 2021 2,300 1 View