Is there any experimental method to measure the velocity of Brownian motion of coloidal solution?

I am doing an experiment with colloidal solution of nanoparticles and would like to measure the Brownian motion velocity of these particles. Can I do it experimentally?

09 March 2020 7,416 12 View

How to calculate the adsorption capacity of material when the removal is 100% and UV vis reading is either zero or negative?

Hi, I am doing experiments with biochar for Cr(VI) and at 10 and 20 ppm concentration i am getting negative reading or zero reading with UV vis spectrometer. Also, i am using DPC method and no...

14 March 2019 5,313 11 View

Can anybody tell if there any upcoming conferences on Civil, Geotechnical or Dam Engineering?

I have been looking for conferences for a while now and I started reading about predatory conferences. Now I am not sure which conferences are genuinely legitimate? There are not many sites that...

01 November 2018 2,037 6 View

How to deplete MDSCs in mice bearing 4T1 tumors?

07 September 2016 8,375 4 View

At the time of El Nino, the trade winds are weaker at the equator region over the Pacific ocean why?

At the time of El Nino, the trade winds are weaker at the equator over the Pacific ocean why? please explain those who knows exact answer......

22 August 2016 6,794 8 View

How can I stably transfect 4T1 with gene of interest?

30 November 2015 4,941 4 View

Are there any techniques, other than ELISA, for measuring secreted protein (21KDa) from the conditioned media?

Since ELISA kits are very expensive, was wondering if I could measure that with western blot technique? and If yes, how to measure the protein concentration? For the cell lysate I use protease...

06 April 2015 2,460 7 View

What are the female hormones that can be detected by using HPLC-Flourescence detector?

What are the female hormones that can be detected by using HPLC-Flourescence detector?

29 January 2014 556 3 View

Why is interference seen in blank plasma?

Liquid-liquid extraction technique is used to extract the drug from plasma. No interference was observed in plasma which was purchased from the hospital. When the pharmacokinetic study was done in...

29 January 2014 1,463 4 View

BrdU or Nestin: which one is better to use as marker for proliferation assay?

Since both markers can be used to check the proliferation of neural stem cells, I was wondering what is the difference in using them? Is there a difference in the method using it or price? Can...

23 September 2013 5,826 7 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

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

Irradiation data for JAPAN?

Hi, Could you help me to get the latest (2019, 2020) solar resource data for a particular site in JAPAN? PV GIS and NSRDB data are not in reach to JAPAN, I'm looking for some other database for...

03 March 2021 961 3 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View