Help me conduct a neuroscience experiment for my master's thesis?

22 January 2021 9,994 5 View

Continuous glucose monitoring in animals ?

Is continuous glucose monitoring, comparable to what is existing in humans, available for mice and/or rats without large surgery ? thank you !

21 September 2020 5,950 2 View

How to converge hyperelastic modeling with large rotations in Abaqus?

Hi, My problem is similar to simulate fold soks in 3D model with 2D elements (shell). I would like to use Membrane element but it is not possible for hyperelastic material in abaqus. I use S3 (or...

17 March 2020 795 5 View

How to properly calculate the mutational rate in bacteria?

Hello everyone, I hope y'all can answer a simple but problematic question. I have been doing mutation accumulation experiment in 3 parallel lineages in bacteria and I now want to calculate the...

05 December 2019 5,648 4 View

Does anyone know how to implement restricted permutations for multivariate analysis of split split plot experiments in R?

02 April 2019 4,257 1 View

Is there any effective transfection protocol for cells cultured in 3D hydrogels?

I would like to transfect micro-RNA mimics in 3D models. Lipofectamine RNAimax works well in monolayer cultures but I couldn't find convincing evidence it could work sufficiently well in 3D.

27 November 2018 4,524 3 View

How to design a low ecological footprint electric machine?

To my knowledge, electric machines (motors and generators), apart from their electronics, are made of at least two or more of these materials: Electric steel (stator and rotor iron...

08 November 2018 1,783 9 View

Quickly pellet floating fatty cells in culture plate?

Hi, I have fatty floating cells in culture medium and I need to simply/quickly pellet them without degrading cells nor removing themfrom the plate. Any idea ? thanks

21 March 2018 4,569 3 View

Help with NCBI table2asn

Does anyone have experience with the table2asn tool of NCBI? It is used for submitting annotations of genomes using GFF files. It can be found at this location:...

23 May 2017 1,696 3 View

What is the easiest way to determine the absorption spectrum of a bacterium?

We would like to determine the absortion spectrum of a bacterium. I have, however, never done something like that. It's to see if there are any absorption peaks present and if the bacterium would...

05 January 2017 6,933 11 View

What is the characteristic length to determine the Reynolds number for the scattered turbulent fluid flow?

Dear all, I just saw this example in FB on the difference between laminar flow and turbulent flow. The flow from a pipe hits the sink and scattered. The flow from the pipe is characterized as...

02 March 2021 1,999 5 View

Is it possible to have two luminescence bands of the same peak position but with different intensities in single spectrum??

Hi! If it is possible to have two luminescence bands of the same peak position in a spectrum, what is the reason behind formation of two separate bands instead of one? This phenomenon is related...

26 February 2021 4,963 5 View

Why do the air flow results vary totally when adding scalar in CFD ?

Dear All, We are using Autodesk cfd to calculate the air flow in a single sided naturally ventilated room, where air flow depends only on buoyancy due to temperature difference between inside and...

25 February 2021 9,602 4 View

How can I find a Raman spectrum wavenumber corresponding to what compound?

I have several Raman spectra with very distinct peaks at certain wavenumbers, such as 277, 359, 466, 583, 623, 686, and 795cm-1. How can I identify them to what compound(s)? The RRUFF and others...

24 February 2021 363 3 View

How can I verify my centrifugal fan design for electric motor cooling?

I have radial blade centrifugal fan design which will be mounted on exhaust side of electric traction motor. The fan will be mounted on same motor shaft inside the housing. How can I verify that...

23 February 2021 2,390 3 View

What are difference between laser diodes, simple light emitting diodes and power light emitting diodes when operated in the visible spectrum ?

I want to illuminate a scene (small space) using LED to capture photographs or videos of some tiny objects inside the space. But am not sure if I should use a Laser LED, or simple LED or power...

22 February 2021 4,240 4 View

What low-cut filter (high Pass frequency) to be used for response spectrum (Tripartite plots) ?

What low-cut filter (high Pass frequency) to be used for the response spectrum (Tripartite plots)? I am currently working on differentiating between hard/soft site responses in Indo-Gangetic...

21 February 2021 9,273 2 View

Interpretation of a fluorescence Emission spectrum ?

Hello, i work with a spectrometer which only render the fluorescence emission spectrum. Until now i just found how to interpret an exitation- and emission spectrum together to generate deeper...

20 February 2021 1,291 3 View

How to detect uv vis spectrum of nanoparticle under 300nm?

I try to make the indium nanoparticle and check the uv vis spectrum. I heard that In nanoparticle has surface plasmon resonance peak at 200~300nm. But most of solvent has absorption peak under...

14 February 2021 6,950 15 View

DMAE (deanol bitartrate)- dimethylaminoethanol bitartrate?

Hello all... I m looking for a method for assay DMAE (deanol bitartrate)- dimethylaminoethanol bitartrate in aqueous samples (cosmetic product) using GC- MS mass spectrum HP- 5 ms U.I 0.25...

13 February 2021 7,629 3 View