How do we decide BSA percentage in our buffer solution?

Hi all, I am trying to test my polymer stability in biological medium. I know how to make 1% /5% etc of BSA in buffer but I am not sure how do we actually decide this percentage volume. Is there...

05 January 2021 649 2 View

Prevent contamination of solution in oven?

Hi all, I am trying to test stability of my electrode immersed in solution. I intent to keep them in oven for 3 weeks as to represent accelerate ageing. However, my worry is that the solution...

28 October 2020 8,351 2 View

Original DECLUE python/java/c++ implementation?

Anybody working on DENCLUE/improvements? I need to know about any "working" implementation of simple original DENCLUE algorithm.

25 October 2020 3,471 2 View

Is there an implementation of original DENCLUE available?

Does anyone know of a WORKING implementation of the original DENCLUE density based clustering algorithm, and NOT its extensions? I have explored a few from github but they ain't working.Moreover,...

01 September 2020 8,917 1 View

How to run a long run cointegration with I(0) as dependent variables?

i'm currently working on currency misalignment , i have 3 variables the productivity differential and the NFA, as independent variables and REER as dependent variable, but my REER is unfortunately...

01 January 2020 9,004 7 View

How we can quantify/ calculate the yield of nano particles?

My Project is on nano particles synthesis from biological mass, I synthesized NPs but I am actually a bit confused how to calculate their yield. If some has done with it then guide me on it.

25 September 2019 8,014 3 View

Is10 percent neutral buffer formaline suitable for fixing gut of insect?

want to fix the gut of insect in 10% NB formaline, but read somewhere for some tissues its not suitable.

15 July 2019 330 3 View

Direction in Brent's Minimization of a Scalar?

Hi there, I am trying Netlab for Machine Learning in Matlab. Here i want to call the linemin function which uses Brent's minimization method. The documentation says linemin(F, PT, DIR, FPT,...

10 March 2018 747 1 View

I have made an water-in-oil-in-water double emulsion and I want to measure the size of the microspheres using the zeta sizer, how should I measure it?

I used PCL polymer in DCM oil and PVA solution to make water in oil in water double emulsions but they are solid particles, I don't know how to measure their size using the zeta sizer, since it...

24 September 2017 270 4 View

Do the d orbitals of Zinc and Cadmium involve in bonding with ligands?

Is there any example which has the involvement of d orbital of Zn and Cd with ligands to make bonding? Under which condition d orbitals of Zn and Cd are chemically active and make bonding? Do the...

04 May 2017 8,656 14 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

What is the difference between genotype and haplotype data in the ped format?

Hi everybody In the ped format for genotype, alleles of any SNP are represented by two columns (one for each allele, separated by a space). Is a column sufficient for the haplotype to...

27 February 2021 1,965 1 View

Is there an open source free software for text mining and sentiment analysis?

I am looking for a free software for text mining and sentiment analysis for my research on customer review mining (it involves calculating polarity of attributes,opinion oriented information...

25 February 2021 1,920 6 View

What software programs can directly simulate Additive Manufacturing Directed Energy Deposition (DED)?

I understand there are a lot of software programs that can simulate DED by going through specific modeling, simulation, and commands. For me, that was time consuming and results were not accurate....

24 February 2021 4,428 3 View