How can we present the spin alignments of superparamagnetic nanoparticles physically?

As we know, spin of superparamagnetic particles fluctuate so fast between two states that we can not observe them through our measurement techniques. But how do you present them physically in a...

07 August 2013 1,299 2 View

Microwave synthesis

How do you synthesize different shapes of Magnetic nanoparticles (Iron oxide or Nickel ferrite or Co ferrite) using a microwave? What parameters do you use to tune the shapes?

07 August 2012 2,964 13 View

Synthesis of manganese doped territe with NaOH/NH4OH as alkali in a microwave reactor?

Can anyone advise on the synthesis procedure and the sequence of precursor addition?

06 July 2012 3,655 0 View

Microwave synthesis of spinel nanoparticles

I have a query regarding "Simultaneous formation of ferrite nanocrystals and deposition of thin ?lms via a microwave-assisted nonaqueous sol-gel process" in J Sol-Gel Sci Technol (2011)...

06 July 2012 4,466 4 View

Synthesis of Fe3O4/ZnO core shell via co precipitation method?

I am looking for the reference or for someone who has done this previously

06 July 2012 2,361 2 View

Fe3O4 synthesis

Does Fe3O4 form when Fecl3 or FeSO4 is mixed with NaOH or NH4OH at room temperature separately?

06 July 2012 1,116 4 View

Stabilizing Fe3O4 uncoated nanoparticles

Is it necessary to stabilize Fe3O4 nano particles with a surfactant like citric acid for preparing Fe3O4 @ZnO core shell using precipitation method? Normally after synthesizing Fe3O4 uncoated...

06 July 2012 8,281 0 View

paper need

anybody please send me the paper http://pubs.acs.org/doi/pdf/10.1021/ac60022a002 email : [email protected]

06 July 2011 312 1 View

paper needed

can anybody send me the paper from the link below http://iopscience.iop.org/0953-8984/11/13/011

03 April 2011 874 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

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

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View