Why won't my Perkin-Elmer Clarus-500 GC save my data?

Greetings. Our lab has a Perkin-Elmer Clarus 500 GC equipped with an autosampler and an electron capture detector (ECD). We run the instrument using the TotalChrom software (also called TCNav)....

22 September 2020 6,337 2 View

Research/methodology for mapping roof-nesting gulls?

I am looking for research and methodology for mapping roof-nesting seabirds in urban environments. This is for a pilot project. Any tips and articles are appreciated! Thanks.

16 November 2018 231 7 View

Is it possible to prepare SDS Reducing Buffer without including the bromophenol blue?

Hi all, I am doing an SDS-PAGE (Laemmli) gel electrophoresis but don't have any bromophenol blue to make up my SDS sample buffer. Is it possible to leave this out if you are confident of how...

26 January 2018 2,096 3 View

How do I construct a violin plot from CLC Genomics Workbench mapping to reference of NextGen data?

We have mapped short-read data to a reference genome using CLC Genomics Workbench. The mapping looks good but we are unsure how to extract coverage per sites or coordinates for individual mapped...

29 August 2016 7,866 3 View

What are the most challenging two or three topics in Linear Algebra for students to comprehend?

I will be teaching an undergraduate course in Linear Algebra during the fall semester. In preparation, I want to develop some materials and activities to address the most challenging topics. I...

07 May 2014 6,351 13 View

How do likelihood searches and evolutionary model tests in MEGA5 compare with those in other software?

MEGA is a really convenient program for editing and getting a feel for sequence data. The latest version has incorporated tests among models of sequence evolution and also phylogenetic likelihood...

18 February 2013 1,390 2 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

How climate change will influences human and animal behavioral change?

The role of climate change influencing the human behavior as well as economics interest

01 June 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

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Binary Logistic Generalized Linear Mixed model in SPSS. Is it doable?

I want to analyses the proportion of swimming sperm of three species of fish in two salinities. To analyse the proportion of swimming sperm in a Generalized Linear Model, I would use a Binary...

03 March 2021 2,297 3 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View