Which is best tool for alignment of large bacterial sequence?

Hi! I need to align big fasta files (bacterial 16S) . I have tried to align them in some web-servers and freeware, but my files are too big to be run in there. I will be very glad if you could...

16 January 2021 1,266 4 View

Can I fix my samples in FAA fixative solution for about 6 months?

Dear researchers I have some samples from the stems of watermelon plants and I want to fix them in FAA fixative solution for about 6 months; then I will dehydrate, embed, and stain them for...

06 July 2019 8,104 10 View

How can I calculate light spectrum without using spectrometer?

Dear researchers, I'm working on the effects of different LED light qualities on growth and development of grafted watermelon seedlings during healing and acclimatization period. The problem is...

05 June 2019 9,261 8 View

Why the brain of an adult can't regrow the same cells when damaged?

I know that an infant's brain can repair itself when damaged but why doesn't the same happen in adults after stroke or brain injuries?

17 October 2018 9,337 4 View

How i do use DNS method to fungal Pectinase activity assay?

Thanks.

10 November 2017 755 0 View

How to determine the degree of similarity between two signals?

I'v been doing an investigation about detection of a specific signal and I need to determine that how a received signal resembles the reference signal. A primary approach to this problem is done...

06 November 2017 6,369 7 View

Can anypne share with me the GAMS code for the backward-forward load flow for distribution systems?

I need the GAMS code for distribution load flow. In this regard, I have found the (improved) backward-forward sweep suitable to my work. So I need the GAMS code for this method. I would appreciate...

14 June 2017 5,999 12 View

How can I fit concentration profiles of carbon (introduced by Wynn et al, 2004) to my data?

06 April 2017 2,991 3 View

How can we determine representative volume element length (Lrve) for concrete?

for periodic materials, determining Lrve is simple but for a non-homogeneous material such as concrete, it is not that simple. any advice such as methods, references, etc. would be appreciated.

04 November 2016 6,044 3 View

How can I analyze collagen fibers on mouse skin that is stained with trichrome?

I want to compare two below images for example.i want to know, in which image exist more collagen fiber? for this goal, i need to know, how can use Image j software, step by step, because i never...

23 December 2015 1,550 1 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