About photoluminescence of cesium lead halide perovskite?

As all we know, by changing the size of perovskite nanoparticles, we can tuning of band gap would accur, so that according to each band gap we would expect photoluminescence in a certain...

04 May 2019 4,734 5 View

I whan to know about quantum confinement of perovskite materials?

As all we know, when the size of a luminescence material is lower than it's bohr exciton radius, it can be excited by radiation of photon and when the carriers recombine, there would be a...

03 April 2019 7,876 6 View

Is PbI2 solube in chloroform?

I want to solve approximately 50mgr PbI2 in 10ml chloroform. Is it possible? Does anyone have experienced this? I don't want to heat my solution up. But if I solve it with raising temperature,...

31 December 2018 4,633 7 View

On tunability of MOF structures?

As all we know, there are two conventional ways to tune MOF structures and specially pore size by altering the metal clusters or the ligands. But the question arises when we want to have a...

31 December 2018 8,137 4 View

What are aluminium alloys electropolishing points?

07 August 2017 8,013 4 View

Comparison between Al-alloys fluidity and Cu-alloys fluidity

04 May 2017 7,102 6 View

Strengthening mechanism or precipitation hardening

04 May 2017 3,601 10 View

I have a question about Guinier-Preston zones.

04 May 2017 9,497 3 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

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 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

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View