How to do photocatalytic degradation of dye experiment using hydrophobic powder sample?

How to do photocatalytic degradation of dye experiment using hydrophobic powder sample. Issue here is that hydrophobic powder start floating on the surface of the aqueous dye solution. which...

11 December 2017 309 3 View

Where can we buy substrates in INDIA?

I need to buy various substrates like Silicon, Quartz and Glass for my experiments. Can someone suggest which supplier supplies quality substrate materials? Please provide the supplier address...

11 December 2017 8,586 7 View

How to import ASCII data in PowderX software...

I have XRD date in ASCII format, how can i import that date into powderx software. I tried with X.Y format but it failed to load my date.

08 September 2014 1,437 0 View

Can someone provide a procedure for cleaning copper for CVD graphene growth?

I need a complete procedure for making single layer graphene using CVD and copper foil (25 um thickness). Particularly concentration of solution used for cleaning like acetic acid or HCl etc

03 April 2014 8,315 9 View

Can anybody help me draw graphene and graphene oxide using ACD/Chemsketch?

I need a raw file for graphene and graphene oxide, and need to place oxygen in a vertical position with respect to the carbon base.

11 December 2013 857 4 View

What is the best method to draw scientific model pictures for publication in journals?

Scientific drawing software. What kind of software is used for the same?

10 November 2013 5,087 15 View

What is ratio of both PMMA (Polymethyl methacrylate) and anisole for making PMMA resin used for coating on graphene surface?

PMMA for covering graphene to etching copper, something like 950 PMMA A4 from Micro-Chem

10 November 2013 1,840 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

Guidelines for survey (question type) analysis?

Hi. Please tell me what guidelines should i need to follow for questionaries' type research work in India. It is not hospital based work, we are conduction basic institutional based qualitative...

03 March 2021 2,037 3 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

How to access MSCI KLD Stats and Sustainalytics?

Hello all, I'm currently working on my undergraduate thesis and I'm having difficulties trying to access KLD Stats and Sustainalytics because my campus Airlangga University and apparently other...

02 March 2021 8,525 1 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

Ideas for Phd's Thesis on pricing (Marketing)?

Hi everyone, I'm studying Marketing and I would like to write my PhD thesis on the topic of pricing. Any specific ideas?

02 March 2021 9,706 5 View

No title

02 March 2021 3,060 3 View