What are the basic differences between different types of solar cells ?

I am interested to learn about various advantages and disadvantages/challenges of different types of solar cells. Hence, consider factors like fabrication methods, efficiency, cost, stability,...

07 August 2016 5,454 1 View

Provide a list of important cationic, anionic and neutral toxic dye molecules that are mostly used for photocatalytic degradation ?

I am interested in the dyes which are really of greater importance in the environment, may it be waste water or soil pollutants. Also provide some of the important non-color compounds used for the...

04 May 2015 6,426 5 View

What does a positive zeta potential value of a silver composite of nitrogen doped carbon material, with silver shloride used as precursor means ?

Most of the application of silver doped carbon composites show a -ve zeta potential. But, I got it positive. Why? I have used silver chloride as the silver precursor, thus I was expecting a -ve...

03 April 2015 7,298 2 View

How can I get a desired single phase from a carbon nanomaterial with a mixture of different carbon phases?

01 February 2015 7,131 3 View

What is SBA-15 ?

I mean the full form of it ?

09 October 2014 1,573 1 View

What are the software available in the web, which can be used to draw reaction mechanisms in organic chemistry?

Please provide a link.

04 May 2014 9,341 3 View

What are the experimental parameters to quantitatively describe the thermo-electric properties of nanostructures ?

What are the possible structural modifications that can be done in order to enhance these properties?

11 December 2013 1,830 2 View

How to explain formation of quantum dots in a solution of nanowires via optical absorption spectroscopy?

I have the optical absorption data but I am really in a confusion how to characterize the data and to know that QDs are forming in my solution?

11 December 2013 209 3 View

Is there an alternative to PCPDFWIN software for checking powder XRD spectra?

I had this pcpdfwin software installed in my 32bit computer. Now when I'm trying to install the same in my laptop with win7 it is showing compatibility problems? Any suggestions ?

11 December 2013 1,902 14 View

How do changes in acidity or alkalinity affect the formation of nanostructures?

To be precise, the formation of nanowires.

11 December 2013 5,568 9 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

Do anyone here can help us in the field of molecular docking?

We have synthesized various metal complexes with different environment around the metals. Now to see the application of synthesized complexes we need this study also. we are also interested in...

01 March 2021 1,899 2 View

Can we distinguish the type of free fluid inside the pelvic and abdominal cavities whether blood or serous fluid using the ultrasound?

during ultrasound examination of acute abdomen, sometimes we see free fluid , can we know the type of fluid ,whether blood or not , using ultrasound only? if yes , what are the sonographic...

01 March 2021 7,476 4 View