What is the most suitable solvent for solution phase reaction of Europium acetylacetonate?

What is the most suitable solvent for solution phase reaction of Europium acetylacetonate? I want to do Europium metal insertion in Si-H bond to form Si-Eu bond. Unfortunately the Europium...

11 December 2016 3,162 4 View

Which type of EGA system when coupled with TGA is most efficient for qualitative and quantitative determination of pyrolysed gases?

There are some polymers which on pyrolytic decomposition produce several gases like CO2, CO, H2, CxHy, PH3, NH3 etc. along with several organic fragments. TGA coupled with Evolved Gas Analysis can...

09 October 2016 667 2 View

Molecular structure confirmation of siloxane polymers

03 April 2016 9,909 7 View

What is the best available instrumental technique to know the elementary composition of an unknown alloy?

What is the most precise analytical instrumentation which can provide the elementary composition of an unknown alloy? It is better if the technique is non-destructive. The elemental composition of...

01 February 2016 8,477 4 View

Which is the best free software for the peak indexing and quantitative analysis of powder x-ray diffration data (intensity vs 2 Theta data only)?

Please suggest a suitable free software for the peak indexing of the XRD data and its subsequent quantitative analysis. I have been able to get a plot through Microcal Origin from intensity vs...

10 November 2015 9,453 1 View

How to make reaction of the amine end of the urea to replace chlorine from cholorosilanes?

Kindly give synthesis mechanism along with reagents and reaction condition for the above reaction. Better if the related references are provided.

09 October 2015 1,736 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

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

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

The procedure compute?

02 March 2021 5,204 3 View

Is there a powerful system for the security of the systems distributed on IoT systems?

Is there a powerful system for the security of the systems distributed on IoT systems?

02 March 2021 3,858 10 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