May some one tell me how to make Acetylationof eosiny dye ?

05 June 2016 2,213 0 View

What is the effect of autoclave (170C) onto energy gape?

I prepared ZnO nanoparticle using hydrothermal and transfer the solution into autoclave (170C) for 10h . what is the changing onto energy gape thanks

03 April 2016 2,874 5 View

What is the best doping for DSSCs based on ZnO?

02 March 2016 1,927 0 View

How can I Synthesize ZnO Nps by Thermal Decomposition?

11 December 2015 7,879 7 View

Would Adding Al2O3 to ZnO past for DSSC be effective?

11 December 2015 682 1 View

May some one tell me how to convert lux to w\m2?

06 July 2015 933 3 View

I have UV-Vis absorption spectrum for ZnO nanoparticle using double beam Shimadzu UV-1601 PC. How can I get the reflection and transition spectrum?

Thanks in advance for your replies.

31 December 2014 6,697 7 View

Why are silicon solar cell p-layers is thicker than n-layers?

In silicon solar cell p-layer is thicker than n-layer, why?

08 September 2014 6,587 14 View

Why is high exciton binding energy in ZnO important? I'm interesting in dying sensitized solar cells?

08 September 2014 4,619 2 View

How can I synthesise ZnO nanoparticle (less than 10nm)?

I have Zinc acetate dihydrate, sodium hydroxide, polyvinyl pyrrolidone, methanol , Di water, CTAB, EDTA, Can someone give me an idea how can I synthesise ZnO nanoparticle (less than 10nm)

31 December 2013 8,588 6 View

Adherance of Polyaniline coating over stainless steel?

Is the electropolymerisation of polyaniline coating over stainless steel (SS) via Cyclic voltammetry technique is really adherant? Else how to improve the adhesion of the coating, whether any...

01 March 2021 8,220 2 View

Is there a method of determining feed digestibility without the need to re-pellet the feed?

I am aiming to determine the ADC values of a commercial fish feed, but I do not have a steam pelleter or extruder available to me. Ideally, the pellets could be coated with some inert marker....

28 February 2021 7,967 3 View

How to immerse bricks in wax ( for coating ) ?

Do we immerse the bricks horizontally or vertically ? #bricks#waterproofingsurface#civil#engeenering#chemicalengineering#wax#parafinwax

28 February 2021 6,685 2 View

For gelatin coating for culturing HUVEC.Should the gelatin be made in sterile water or PBS? Do I need to autoclave the gelatin soln after making it ?

I want to use 0.1% gelatin. Should that be made in PBS or sterile water? Should I autoclave the gelatin soln after making it in water/PBS?

28 February 2021 274 2 View

Why is my platinum counter electrode getting dirty during electrodeposition?

I am conducting anodic electrodeposition of MnO2 onto a stainless steel substrate, using a platinum strip as a counter electrode. This is done galvanostatically, with the current held between 5...

27 February 2021 1,829 3 View

What pH condition required to coat APTES on silica coated Fe3O4?

It's a hydrolysis reaction, which may produce by either acid or base-catalyzed reaction. so can anybody help me with this, which condition is suitable for this reaction?

26 February 2021 1,760 8 View

What is the best surface to culture cells isolated from a skin biopsy?

Hello, recently I am having some difficulties with maintaining the cell culture of primary cells isolated from a skin biopsy (normal and malignant). The coating of culture plates with Matrigel (a...

26 February 2021 6,151 2 View

Unknown debris sheets observed in cell culture flasks?

Hi, We culture neural progenitor cells in T175 culture flasks coated with PLO-Laminin. We have successfully grown these cells with our protocol for months. Recently, we observed large sheets...

25 February 2021 3,443 4 View

How does charge on working electrode changes with rising potential?

During performing CV of a GCE or modified GCE, we rise the potential in the first half of the cycle and reduce it in reverse half. During the first half, what is the nature of charge on GCE or...

25 February 2021 7,994 3 View

What condition required for coating of Fe3O4@SiO2 by using APTES?

I tried coating Fe3O4@ SiO2 by using APTES in 5% water-ethanol but it is not coated. Kindly suggest a solution for it. Thanks

24 February 2021 5,992 4 View