How to define the sink temperature and film coefficient?

Hi, everyone. I am considering the heat conviction during compacting simulation by Abaqus. I was wondering that how to define the sink temperature and film coefficient? Is there any references...

21 February 2021 6,197 1 View

Can RNAscope be used to quantify the mRNA expression level of certain genes?

Hello, all, I want to explore the mRNA expression level of certain genes in the brain under physiological and pathological conditions. In previous studies, the researchers usually isolated the...

18 February 2021 1,518 1 View

How to define thermal failure in Abaqus?

Hi, everyone, I am simulate the impacting CFRP model, I want to know how to define thermal failure during the impact process because epoxy degraded owing to thermal effects. Thank you so much for...

25 December 2020 7,424 3 View

How to define thermal conductance in Abqsus?

25 December 2020 3,596 1 View

ESA Eureca spacecraft Solar Array Arcing demage, What is the cause of the problem?

We see a photos of solar array damage suffered by the ESA Eureca spacecraft that was recovered by the Space Shuttle. photo shows a sustained arc site on its solar arrays. In this case, the...

23 December 2020 2,512 2 View

Micro-scale unit in Abaqus?

Micro-scale unit in Abaqus. Hi everyone, I am working on micro-scale simulations, the length of the model is micrometers. So, some information is provided on the internet, but some part is...

10 December 2020 8,448 3 View

How to reduce background noise when testing cholesterol level in rat serum?

l've got rat serum samples with different background (from pink to yellow) and l'm trying to test total cholesterol, HDL and triglyceride in mice serum. l'm worried that the background noise...

14 November 2020 6,628 3 View

Is Uniform Convergence property contradictory to No Free Lunch Theorem?

In Statistical Learning Theory, Uniform convergence means for a hypothesis class H, given m(\delta, \epsilon), for arbitrary distribution over domain (X, Y), with probability $1- \delta$, the...

03 November 2020 7,732 5 View

How to recognize and verify the crystallization occur or not?

Hi, everyone My feedstock powder is water atomized Sn with a diameter range from 10-100 um. After the cold spray processing, the EBSD maps can be obtained. Because my smallest powder is 10um,...

07 September 2020 7,766 4 View

What is we need for Sequence learning (Speech, NLP, Finance, Transportation and so on)?

In 2017, a famous paper proposes Transformer which successfully adopt self attention as well as FFN for NLP. The paper is called "Attention is All You Need". This work lets many scholars know RNN...

11 August 2020 8,119 11 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

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

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