What is the general cyclic energy degradation factor for plain concrete at material level in stress strain curve?

Plain Concrete subjected to cyclic loading get reduction in its stiffness and strength with the every cycle of loading. What is ratio of energy enclosed in one hysteresis loop to adjacent...

10 February 2021 1,051 1 View

The Akaike information criterion of the random forest model ?

Please, how to calculate the number of model parameters of the random forest model to determine the Akaike Information Criterion (AIC) using this following expression: AIC = n * log(MSE) + 2 *...

27 January 2021 816 6 View

Suggest me some satellite image datasets used for crop yield estimation?

I have my synopsis presentation and i have to provide details about 2-3 datasets that I can use in my research. Topic is crops Yield estimation using satellite images. suggest me what I can write?...

13 January 2021 1,675 3 View

What is the reason of suddenly increasing the concentration while evaluating the photocatalytic performance by RhB dye degradation?

I am doing a photocatalytic performance evaluation by RhB dye degradation. I am facing a problem which is: After achieving the absorption -desorption equilibrium, I checked the concentration and...

04 December 2020 3,922 20 View

Edu assay by spectrophotometry means?

Dear all, Have any one performed edu assay by spectrophotometric means ? I'm looking for a kit for that purpose. I have Chinese kit for this purpose, I followed their protocol but the result is...

24 November 2020 1,766 3 View

Either SEM analysis are enough to justify the morphology and micro structure of activated carbons? or I should go for TEM analysis as well?

While I was discussing my nitrogen adsorption isotherms in the context of micropore, mesopores, total pore volume for activated carbon samples prepared from waste materials, I received a review...

13 November 2020 1,971 3 View

How can we measure dissimilarities between two images layout? Like alignment of button, text box, text overlapping?

I want to extract dissimilarity information of two images layout. Wanna check text, button, and text box alignment, text overlapping, and more other layouts difference. how we do that? any tool,...

25 October 2020 7,190 7 View

Any suggestions of bioinformatic tools to identify/predict the effect of mutations observed on the function of proteins?

04 October 2020 1,552 4 View

Is there a website specialized in online speech data collection?

Collecting acoustic data during the pandemic faced me with a challenge that I need to overcome. I have to upload some audio files and scripts, and the subjects are required to answer the questions...

22 September 2020 4,168 6 View

How to Determine LD50 of a test compound by Lorke's Method if your mice (mus musculus) dies at the lowest concetration i.e. 10mg/kg?

I have used Lorke's method of determining LD50 of my test drug. The lowest dose according to this method is 10mg/kg and my mice died at this dose within the 30 minutes of IP injection. Does that...

22 September 2020 9,959 3 View

How to formulate Energy minimization in Molecular dynamics simulation for alloys using meam potential?

during MD simulation, the atoms are not moving as per required. The problem (as per my observation) lies in energy minimization technique. upon application of tensile strain in x or y direction,...

22 February 2021 380 5 View

Formulate model for one integer optimization?

I am working on one optimization problem. the model with two states, the transition between the two states based on one threshold value (L = 5, which L< 5 -> Normal state, L== 5 ->...

11 February 2021 4,045 3 View

Anyone knows about how to stop pH getting acidic after 7 days formulating the formulation?

i am trying to formulating one formulation but the problem i am facing is after formulating and adjusting it's pH, when i try to check pH after 7 days it is getting down towards the acidic side....

02 February 2021 9,343 3 View

What could be possible reason of higher Drug Concentration of Liposomal formulation stability samples over time?

Hello Everyone! I have prepared liposomal formulation using Rotary Evaporator method followed by dialyzed the liposomal Suspension in Phosphate buffer to remove the un-encapsulated drug. After...

25 January 2021 7,752 4 View

Guide to getting started with semi-solid formulations?

Hello everyone. I'm a pharmaceutical scientist whose experience is exclusively in solid dosage form. I'm starting a project that involves a semi-solid (cream) formulation, but I can't find a lot...

24 January 2021 4,055 3 View

Any HPLC validated method available to separate tricholine citrate and cyproheptadine hydrochloride from any formulation?

Need to have a validated, stable method to separate tricholine citrate and cyproheptadine hydrochloride from a syrup formulation.

20 January 2021 4,216 2 View

What if design and develop some mechanism to eradicate the triggers to achieve data accuracy and achieve assured results?

The realistic approach to identify the exact choices and or preferences is quite difficult seems due to multiple unrealistic profiteering triggers applied to confuse and deviate the end-users from...

25 December 2020 8,304 1 View

How to formulate the dynamics of the body of a legged robot(quadruped/hexapod) ?

I need to formulate the lagrangian dynamic equations for the hexapod robot's body. The body will constitute 6 DoF, which is 3 linear and 3 angular. I have the coordinates of each corner of the...

24 December 2020 1,222 1 View

How do I calculate potency of a working standard for assay evaluation of a Tablet formulation by RP-HPLC?

I have come across a formula to calculate the amount of drug present in a tablet formulation that mentions as such Amount of drug = (Peak area of sample/Peak area of standard) * (Dilution factor...

13 December 2020 4,224 3 View

How do you prevent discolouration(yellow) in white rubber compounds?

The correct combination of ingredients must be used in rubber formulation. Is there another means to prevent discolouration other than reformulating compounds?

03 December 2020 8,960 3 View