How to prepare a liquid sample for FTIR spectrum?

I have a ethanol-water 50% extract of mango peel. I purified mangiferin from the extract with filtration and precipitation. so i obtained a low concentrated extract which i want to se the IR...

24 January 2021 8,880 7 View

How can I find the best subject between architecture, economy, historical site ?

Hi there, I consider to write my final thesis in master architecture. I am trying to find a good link between economy impact , historical site and high rise buildings which I am interested in, but...

16 November 2020 4,682 16 View

Could you assist us by filling out this short survey for online instructors?

Dear colleagues, If you have shifted from teaching face-to-face to teach online, due to the COVID-19 pandemic, we would appreciate your cooperation in filling-up this short...

12 May 2020 8,532 48 View

Resource to understand silicon lithiation mechanism in lithium ion battereis?

Hi everyone, I'm looking for an article or book which explains the silicon-lithium alloy formation, which includes an account of volume change as well as the two-phase mechanism.

30 March 2020 5,880 2 View

Agarose amount in serum protein electrophoresis?

I have Mini gel tank from life technologies, I want to use it for my serum electrophoresis. Does anyone have idea about how many percentage of ready to use agarose need to order for the SPE?

26 February 2020 8,793 3 View

Do you think theoretical thematic analysis can fit with a critical realist ontology constructivist epistemology?

15 February 2020 1,397 6 View

V-REP & Python for trajectories?

I plan to use V-REP together with python for the development of trajectories in 3D CAD models, the path I will trace on the CAD file and generate a DXF file of it, Python would process it to enter...

06 November 2019 5,699 2 View

Can someone help me with instructions to mount 3D CAD files in ROS MoveIt?

I am new to using ROS MoveIt, I want to know how to load 3D CAD files of industrial parts to perform the actuator trajectory based on the cad file.

16 October 2019 5,351 2 View

Will it be okay to store Vydac C4 in an organic solvent less than 50%?

Based on some articles, it is recommended to store Vydac C4 column in organic solvent at least 50%. Will there be any effect to Vydac C4 if it is store in an organic solvent with concentration...

07 October 2019 6,468 1 View

does any one now of a protocol i can use for establishing a new cell line?

need to establish an homogeneous cell-line from a biopsy (cancer or polyp) thank you!! :)

13 June 2019 2,309 2 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 is the status of bread making and more bakery foods with the use of insect flour/powder?

Insects have been consumed by human diet since prehistoric times. At present, the idea of looking at insects as food has been getting traction worldwide, also in response to increasing food...

03 March 2021 6,223 5 View

Is there a classification scheme for rock cavities or caverns with respect to their size and shape?

The range of forms and sizes of cavities in rock is very big. Is there a classification scheme for rock cavities regarding their size and shape?

02 March 2021 4,511 3 View

Which cell line should we use to perform biological dosimetry experiments?

We are preparing some experiments based on irradiating cells under different conditions in order to evaluate the effects in terms of DNA damage, genetic expression, etc. As our project is...

01 March 2021 3,355 3 View

For modelling epoxy-based matrices (in composites), which model in ABAQUS is the most suitable, Concrete damaged plasticity or Drucker-Prager model?

I am working on developing a micromechanical FE model for predicting kink-band formation in UD composites. To model matrix plasticity, which model, out of Concrete Damaged Plasticity and...

28 February 2021 5,415 1 View

How the wettability of rock sample can be changed by ageing in pure hydrocarbon oils only?

I want to do wettability analysis of hydrocarbon oil (octane)/rock/surfactant solution system. but to do the analysis first I have to make rock surface oil-wet. Since hydrocarbon oil does not have...

27 February 2021 5,383 3 View

B-mercaptoethanol (BME) protocol?

Hi everybody, I have been running a multiplex IHC which allow me to stain the same tissue with different markers (Primary Ab + Secondary conjugated Ab) (AF487, AF555, AF647). Since I would like to...

27 February 2021 5,028 2 View

Quantifying leaking DNA from bacteria - what's the secret?

Hi, all! I need to determine if my treatment causes membrane damage in bacteria (S. aureus and E. cloacae), but I cannot use a fluorescent probe such as PI and similar ones because my compound is...

24 February 2021 2,006 2 View

How the Ground Plane implantation is performed without damaging (and w/o varying the undoped nature) the top Si (8-10 nm) in FDSOI technology ?

It is a general practice to introduce Ground Plane in FDSOI devices under the BoX. The Ground Planes are introduced by Ion Implantation through Top Si layer and Buried Oxide. I wanted to know that...

24 February 2021 5,974 4 View

How to Control Whiteflies in coconut leaves?

24 February 2021 1,005 1 View