What is the difference between aptamer treated nanoparticles and functionalized nanoparticles?

03 April 2017 7,724 3 View

How to synthesize powdered gold and silver nanoparticles so that they do not agglomerate?

Colloidal solution of gold and silver nanoparticles tend to agglomerate when centrifuged.

02 March 2017 9,198 4 View

How many research papers have been published on "Smartphone based sensing devices" in the last 10 years?

I want to make a statistical collection of number of research papers published on "smartphone based sensing devices" on various fields in the last 8-10 years. How can I get the information on the...

03 April 2016 411 0 View

Can we use plano-convex lens for producing uniform illumination?

A plano-convex lens is supposed to make the light rays parallel along the optical axis of the lens. Does it ensure that the collimated beam falling on a surface gets uniformly illuminated?

03 April 2016 7,006 4 View

How does size of AuNPs affects the adsorption of BSA on the AuNPs?

31 December 2015 6,359 2 View

How can we improve the selectivity of LSPR based sensing in complex biological media?

In complex biological media, many biomolecules can have the affinity to bind with the nanoparticles' surface but when it comes to selectivity, it becomes difficult to control the selective binding...

31 December 2015 1,564 1 View

Where can I find the number of published research papers in a given area?

Can anybody help me in finding the year wise publication record on a given area of research?

31 December 2015 4,971 1 View

Apart from TEM imaging, what are other characterization technique available to ensure binding of BSA protein and Trypsin enzyme on AuNPs colloids?

What are the characterization technique available to ensure binding/ adsorption of BSA protein and Trypsin enzyme on citrate capped gold nanoparticles in colloidal form. It means I want to do the...

11 December 2015 4,093 14 View

How does sensitivity (nm/RIU) differ for LSPR in solution phase as compared to LSPR using nanoparticle substrate fabricated using lithography?

11 December 2015 971 3 View

Can we say Catalase enzyme and BSA protein as biomolecules?

Can we say that BSA protein and catalase enzyme are biomolecules?

11 December 2015 762 4 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

Is there any effect of different colours of light (white, red, yellow, blue etc.) on the rate of photosynthesis? If yes, why?

Light is inevitable for the process of photosynthesis reaction. Naturally sunlight plays the vital role for this process. Light may be of different colours like white, red, yellow, blue etc....

02 March 2021 7,890 2 View

What is involved in morphological changes of SEM images of a substance?

In the sem analysis of CaCO3 nanaoparticles, the morphology images showed spherical shaped particles but the proposed morphology for these type of nanoparticles is trigonal. I prepared the...

01 March 2021 1,960 4 View

In an eye with Tyndall, does each dot correspond to an individual cell?

When you observe the presence of Tyndall in an inflamed eye: Does each of the small floating dots correspond to an individual cell or to an aggregate of cells? Does a conventional slit lamp have...

27 February 2021 6,326 2 View

How can I obtain time series data by country on night-time light (brightness) ?

Hi everyone, Please, how can I obtain time series data by country on night-time light (brightness) ? I've tried, but so far all I can find are maps. I am looking for numerical data, especially in...

24 February 2021 8,625 4 View

What are difference between laser diodes, simple light emitting diodes and power light emitting diodes when operated in the visible spectrum ?

I want to illuminate a scene (small space) using LED to capture photographs or videos of some tiny objects inside the space. But am not sure if I should use a Laser LED, or simple LED or power...

22 February 2021 4,240 4 View

How to interpret this FTIR spectrum of pyrolyzed hydrochar?

20 February 2021 2,840 3 View

No title

The regenerated cellulose film was prepared by zinc chloride/H2O system. The zinc chloride had been washed away in the regeneration process, and the wet film which was not dried had uniform...

18 February 2021 9,538 1 View

How do I plot Pressure against crank angle degree in Fluent?

18 February 2021 8,390 3 View

How to get rough estimation of the concentrations of Oxygen and moisture inside the glove box?

Dear colleagues, I was just wondering if you can suggest a good method to get a rough estimation to the concentration of O2 and H2O inside the glove box as unfortunately, our glove box doesn't...

17 February 2021 1,012 3 View