How can I grind extremely hard plant seeds?

I am working with species of the genus Lathyrus (grasspea), whose seeds are essentially like little (pebble sized) rocks. The goal is to get the seeds to a powder of at least sand-sized...

03 February 2019 1,402 3 View

How can we find and recruit potential participants for our study?

We've narrowed our focus down to Latina women (17-18 years old), currently enrolled in high school, and if they decide to attend college they would be considered first generation. Trying to come...

19 October 2017 5,168 3 View

Does anyone know a good Hydroxyapatite slurry for filling a mold in order to make a trabecular scaffold?

15 October 2014 284 7 View

How do I reconcile transparency in publication with a funding source that has a strong desire to remain anonymous in all contexts?

My organization received a large grant from a private foundation that has a strict policy of anonymity. This foundation does not regularly fund scientific research, but my work was part of the...

01 January 1970 9,773 3 View

The Newtonian Doppler equations are not time-symmetrical. Has anyone studied this?

The Newtonian Doppler equations work differently depending on whether you run them backwards or forwards. Forwards there's an energy-loss that encourages exothermicity, creating an arrow of...

01 January 1970 9,652 6 View

Does any one know how i can prepare liver tissue with transmission electron microscope with good fixation?

i have problem in preparation of liver tissue with bad cell organelles and how i can adjust osmolarity

03 March 2021 8,890 1 View

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View

Shall I skip the measurement model in SmartPLS?

Hello everyone, I had run a mediation model in SmartPLS using questionnaires that were already validated among my statistical population. A professor who edited my paper -though she is not...

01 March 2021 3,052 3 View

Timeout error!! Processor in the loop (PIL) using STM32F4 Matlab 2018a?

Dear Researchers I am trying to perform a PIL simulation using STM32F4 Discovery board and comunication serial USB TO TTL. During simulation I receive the following timeout error: An error...

01 March 2021 2,327 1 View

Does anyone know to clarify these changes?

01 March 2021 1,290 2 View

How to eliminate Steady state error from Reinforcement learning genetic algorithm code?

The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...

28 February 2021 6,560 14 View

How to prevent ANFIS Model from negative prediction values in MATLAB?

I have input and output data set for "ANFIS modeling in MATLAB", and I am getting some negative predicted values of output in testing. However, the predicted values of output in training are...

28 February 2021 3,459 3 View

In an eye with Tyndall, does each dot correspond to an individual cell?

When you observe the presence of Tyndall in an inflamed eye: Does each of the small floating dots correspond to an individual cell or to an aggregate of cells? Does a conventional slit lamp have...

27 February 2021 6,326 2 View

How to calculate the crystallinity of cellulose film?

27 February 2021 2,753 4 View

SEM or Multiple Regression for an analysis without Latent Variables?

Hello, I have three hypothesis to test, all with the same IV. I am testing if the effect of the IV on the first DV is mediated by awe. I am then measuring whether the effect of the IV on a...

26 February 2021 8,399 5 View