Is there a mathematical method to find binary component dye adsorption?

Among all the references that I have gone through, multi-component dye adsorption was explained at constant pH only. Is there any mathematical method to find it at variable pH i.e., even...

05 June 2014 5,638 3 View

Can anyone help me with the statistical analysis for microalgal growth?

I want to know about how the one-way ANOVA and Tukey tests are performed to estimate the growth, lipid accumulation, etc. for microalgae. I am a novice in this field and I request all to please...

05 June 2014 9,744 5 View

Carbohydrate assay for micro-algae?

I have been trying to estimate the carbohydrate present in Oscillatoria sp., but with erroneous results. Procedure Followed: Heating the algal sample for 3hrs in HCl - Adding Anthrone reagent - OD...

04 May 2014 3,037 2 View

Can anyone answer my question on FT-IR peak area calculation?

I have the plot obtained from and FT-IR analysis and I do not have any software provided along with the instrument to calculate the peak area. Is there any method to find the area using MATLAB or...

03 April 2014 4,244 4 View

Solutions manual

Where can i find the solutions manual for Mass-Transfer Operations by R. E. Treybal? As well as, where can I have the book "Mass-Transfer" by Sherwood, Pigford and Wilke?

10 November 2013 9,242 3 View

Can anyone advise on starting to learn ANSYS Fluent?

I have just studied basics of CFD from J. D. Anderson's book and I want to start simulating in a platform like Fluent. Can anyone tell me how to start?

08 September 2013 5,909 15 View

Removal of hardness of water.

I want to remove carbonates and bicarbonates of both magnesium and calcium in water. Please suggest some economical methods, excluding lime treatment.

02 March 2013 4,486 11 View

Is it feasible to produce bio diesel without using methanol?

We are trying to produce bio diesel from waste vegetable oil.

31 December 2012 6,274 5 View

Potassium Chlorate(KClO3) is highly susceptible to absorbing moisture and forms lumps over the course of time, what might be the reason?

Characteristics of industrially produced Potassium Chlorate(For matchstick industries): 1. pH value 5-8 2. Moisture, percent by weight, Max. 0.05 3. Insoluble Matter, percent by weight, Max....

31 December 2012 792 4 View

How to store potassium chlorate inside solutions?

As potassium chlorate is an ionic compound, it's obvious that it dissolves in ionic solvents. Moreover, it is hygroscopic and can't be stored in water. Are there any solvents in which it does not...

31 December 2012 4,403 5 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

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

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

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 do I increase the yield of my PCR product?

Hello, We would like to increase the yield of our PCR product. We are running a series of PCR reactions that is targeting ~1.1kb sequence. We begin each reaction with ~400pg of template DNA...

02 March 2021 4,029 3 View