Which one I should choose in Abaqus ?

Hello, plese give me your idea! I simulate one slab concrete affected by temperature at top and bottom surfaces. after that, have a static load distribution with small area put on top surface. I...

12 January 2021 5,769 4 View

Analysis and implementation of Kalman filter in fixed-point arithmetic?

I would like to implement a Kalman filter for tracking applications for IoT nodes. I cannot do floating point on our nodes but only fixed point. Could you recommend some good references?

23 December 2020 4,813 3 View

Whether analysis with CB-SEM by AMOS will have better results comparing with PLS-SEM?

With your experiences, which one will have better results, CB-SEM or PLS SEM?

15 September 2020 8,092 5 View

Compare Curcuminoids analytical result between HPLC and Spectrophotometer ?

My problem now is when I analyze turmeric extracts (mostly curcuminoids) with HPLC, the results show 3 peaks of BDMC, DMC and curcumin. However, with spectrophotometer results, it just showed the...

04 March 2020 594 7 View

Configuration of HPLC system ?

Dear all, Does there anyone know how to configure the HPLC system? Our Waters HPLC instruments (Waters pump 1525 and PDA 2998) don't occur in the list of Waters DHCP server configuration even we...

07 January 2020 4,636 2 View

How can we keep animal hydrolyzed proteins at differrent pH 2-3, neutral or pH 9-10? How to keep them?

I want to hydrolyze animal by product to amino acids and keep them for animal feed or fertilizer. How long can we keep animal protein lysates at pH 2 - 3,5, or pH 9 - 10? How about the stability...

07 March 2019 718 5 View

Is there an open dataset with Multitrait-multimethod design available to use?

Hi all, I'm a graduate student at the University of Illinois and I'm learning how to conduct exploratory structural equation modeling (ESEM) with multitrait-multimethod design. Is there an...

29 January 2019 934 1 View

Raman spectra interpret for epoxy and unknown?

How to interpret the Raman spectra for epoxy and unknown by identifying the distinct peaks for unknown. I attached the Raman spectra of both compounds below.

06 December 2018 1,206 2 View

How can I find the XRD patterns (JSCPD number) of MIL-101(Fe)?

I am researching about MOFs, MILs. I read some publications about MIL-101, however, did not find the material's XRD patterns. Is there anyone can help? Thanks in advance.

24 July 2018 1,504 3 View

Does the abundance of a mature miRNA always positively correlate with that of its pri/pre miRNA?

Hi there, I am working on plant miRNAs using Next-Generation-Sequencing data. I have found in literature that some studies indicate a high correlation between expression of mature miRNA and its...

10 April 2018 8,312 4 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

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

Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 View

Dear all, I was wondering if anyone knows whether MGLtools and Autodock can run on Mac OS?

I have tried to download the 64-bit version of MGLtools however, as many times as I have downloaded and uninstall the programs, an error arises that the app needs to be updated. Thank you.

03 March 2021 5,997 2 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 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