How can I determine the concentration of C-dots for Quantum Yield measurements?

I working with Carbon nanodots(c-dots) I would like to measure the Quantum yield for prepared samples and also I am very eager to measure the Two Photon Absorption(TPA). In order to realize...

08 September 2015 7,059 7 View

What is the relationship in single crystal transperency and bearing NLO properties or response?

NLO response of crystal is based on their molecular hiperpolarizabilities. how to it connect with transperency?

07 August 2014 2,839 4 View

What is single photon detection? How can nonlinear optical single crystals be used for single photon detection?

What type of growth method is suitable one for single crystals of organic and inorganic materials to be used in single photon detection?

01 February 2014 184 1 View

How to confirm the solution grown crystals are single crystal?

How to say solution grown crystals are single crystals (without single crystal XRD refinement) any other option or characterization?

10 November 2013 138 29 View

What type of nanoparticles can be used in nonlinear applications?

What type of nano particles can be used for this type of applications? Will metal oxide nano particles be suitable ones for this type of applications?

07 August 2013 4,326 5 View

Can someone suggest any NLO practical applications of nanoparticles?

There is a lot of literature available on Google regarding characterization of nanopartical but is there a practical NLO application in nanoparticles?

07 August 2013 9,246 5 View

How do simple organic single crystals give chromic effect? Is there any possible way or applications to observe chromic effect ?

I have grown organic single crystals which are a deeper yellow (slight orange) color? UV-Visible shorter cut off shows 501 nm. How can I identify if there are any chromic effects in crystal?

06 July 2013 3,470 2 View

How to corrlate the defect nature and crystalline perfection of crystals by birefringence measurments?

The analysis based on the birefringence fringe paradigms or any other proof.

06 July 2013 3,417 1 View

How UV-Visible absorption study is associated with PL peaks in bulk mono crystals?

How to determine an exact excitation wavelength in PL measurement based on the UV-Visible absorption spectrum studies? How to interpret defects based on PL peaks in single crystals?

06 July 2013 6,772 1 View

How to set the scanning range and excitation wavelength in PL? What is relation between UV absorption and PL?

My UV absorption shorter cut off wavelength is 301 nm? How can I PL study for my material?

06 July 2013 1,288 1 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

How climate change will influences human and animal behavioral change?

The role of climate change influencing the human behavior as well as economics interest

01 June 2021 0 0 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 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

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 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

How can the use of Jolly Phonics improves the quality of reading, speaking and writing in rural disadvantaged communities in Papua New Guinea?

Jolly Phonics reading program is an effective way to teach early reading to young learners. How can lectures at the university prepare early childhood student teachers to teach Jolly Phonics to...

03 March 2021 3,731 3 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View