Which one should be the control point and slave node in assigning MPC constraint using ABAQUS?

Hello everyone, I am modeling a bridge with and orthotropic deck, floor beams, edge beams and main girders. I have to connect bridge deck with the floor beams and floor beams with the main...

22 November 2020 5,750 4 View

What is the best suited element type for meshing the notched parts of structural steel members?

Hello every one, I am doing finite element analysis of a notched steel component with nonlinear material properties. I have tried different element types for meshing and the analysis results are...

11 October 2020 5,433 3 View

Is it possible to synthesis zero valent iron nanoparticles through autoclaving?

Hi, I need to synthesis phytogenic ZVI nanoparticles. So, I want to know that autoclaving iron salt with plant extract is possible or not.

06 July 2020 3,337 15 View

Is there a way to add rows corresponding to the count of mismatched data in an excel column??

Unfortunately I have two lists in one workbook, with inconsistently formatted corresponding data in two lists (on one workbook) When I encounter a mismatch in a column, I need to add rows (for as...

10 March 2020 8,552 2 View

DNA microarray design?

If I wish to design a DNA microarray and I'm going to order the probe oligos from a company. Do I need to design a pair of primers corresponding to each probe for PCR?

18 December 2019 7,864 1 View

Is there a biopolymer with a lower critical solubility temperature than 37 celsius?

Additionally, I would like to use this polymer for 3d printing applications.

23 March 2019 700 3 View

Is RBS sufficient to determine the nitrogen and titanium composition as well as oxygen contamination of a TiN thin film?

I have TiN, NbN, and AlN thin film samples, all of which are grown via MBE on silicon substrates, have a 5-10% oxygen contamination, and are about 50nm thick. Is RBS sufficient to determine the...

11 June 2018 8,972 11 View

How do i calculate the sample size in my research study?

i would like to determine the sample size to use in collection of data among children admitted with a certain condition. how do i go about getting the sample size so as to determine the prevalence...

28 November 2017 9,275 7 View

Which organic solvent is best used in preparing a non-aqueous viscous liquid sample for atomic absorption spectroscopy?

The sample is a liquid lipstick. Also, what is the most appropriate ratio of diluent to sample which would have the least impact to the presence of metals in the sample.

24 November 2017 3,454 3 View

What is your deepest desire?

Recent celebrations of All Saints Day in the christian world and Halloween in the secular world awakened in me serious thoughts of the Last things. At the end of life's journey, when all my...

05 November 2017 2,952 59 View

Why Austenite grains in steel show much more twinning than ferrite grains?

It is oftentimes said to be a distinctive metallographic trait that differentiates a fully austenitic and a fully felly ferritic steel without etching that might distinguish between two. Why...

02 March 2021 728 2 View

How to Eliminate cosine error and abbe error in LASER measurement system(for example Rhenishaw XL80)?

I like to do project in laser measurement system. My objective is to eliminate or reduce the cosine error, abbe error in Laser measurement system. I have Rhenishaw XL80 system. Please tell the...

28 February 2021 4,890 3 View

Why am I not able to use all VEP programs for the in silico analysis of avpr1b SNP's?

Good day researchers I am busy analysing the predicted effects of certain SNP's in AVPR1b. When using the VEP prediction programs (SIFT, Polyphen, FATHMM, LRT, Provean, Mutation Assessor, and...

28 February 2021 5,197 1 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

How can we limit artifacts caused by rotation in fiber photometry?

We are trying to run fiber photometry experiments for long time scales, but we get these sinusoidal artifacts that come up. We think they may be caused by twisting of the fiber optic subject...

25 February 2021 568 1 View

How to replicate the well conditions of a crystal hit with 20%(w/v) isopropanol?

I had a crystal hit in a well with 0.1M HEPEs pH 7.5, 10%(w/v) PEG 4000, and 20%(w/v) isopropanol. Why is isopropanol in w/v here if it's just solvent? How do I recreate this well condition?

25 February 2021 9,761 1 View

How to measure angle between laser travel path and machine axis in Laser Measurement system?

25 February 2021 1,987 3 View

How to search for crystal structure for material with atomic position labelled?

I am using the crystallographic open database and materials project to search for cif file but the exact structure is not mentioned or how can I deduce that the given structure and atomic position...

23 February 2021 6,723 2 View

How to generate AA6061 alloy or any aluminium alloy crystal in material studio?

I need to carry out molecular dynamics simulation on Aluminium alloy. For this i need the crystal structure that which could be further replicated to form a structure.

22 February 2021 1,410 1 View

Build an orthogonal box in ASE?

Hello, I was wondering the best way to build an orthogonal box filled with a defined crystal structure in ASE. I know it could be easily done in LAMMPS, but I guess it is also doable in ASE. The...

21 February 2021 5,899 4 View