Can I refer COD (Crystallography Open Database) ID instead of ICDD PDF no. for XRD analysis?

Instead of ICDD PDF number, COD ID can be referred or not?

04 May 2019 9,222 8 View

How to decide the laser wavelength for Raman spectroscopy?

To perform Raman spectroscopy of CH3NH3PbCl3 perovskite thin film, what should be the laser wavelength?

03 April 2019 8,700 9 View

What is the significance of triangular nano structured topographic image of the thin film?

I am attaching the AFM image of the thin film, triangular shapes can be noticed. What is significance of triangles?

02 March 2019 1,785 4 View

Is shifting of xrd peaks obvious during the doping? What extent of XRD peak shifting(e.g. <1 degree) is acceptable?

I have doped Sn in CH3NH3PbI3. There is shifting of peakes towards the lower value of 2Theta degree.

02 March 2019 5,731 10 View

What are the possible reasons of photo luminescence(PL) peak shifting for CH3NH3PbCl3 prepared by different methods?

I have prepared the powder of CH3NH3PbCl3 and observed PL emission peak which is centred at 520nm. The broad emission peak has been observed between 440nm t0 580nm. But some reported works...

02 March 2019 5,227 2 View

How glass substrate can play any role in bandgap widening of CH3NH3PbCl3 films?

I have synthesized the films of CH3NH3PbCl3 onto glass substrates via one step spin coating and have obtained 3.8 eV. The achieved bandgap is 0.7 eV higher than the reported values. What might be...

06 July 2018 9,102 2 View

Is there any chemical procedure to get InI2 or GaI2? And the names of solvents in which they are soluble?

03 April 2017 9,304 4 View

Is Indium dichloride (InCl2) soluble in HCl or HI?

03 April 2017 4,524 2 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

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

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 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

Do you know any MR image dataset?

I would like to research on MR images (0.5T and 3T). Can you please suggest some websites that I can download dataset including both 0.5T and 3T MR images? Thank you.

02 March 2021 7,735 3 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View

1 nm thick MgO thin-film to be deposited on Si wafer using thermal evaporation. What will be the optimum deposition conditions?

Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.

28 February 2021 3,640 3 View