1 nm thick MgO thin-film to be deposited on Si wafer using thermal evaporation. What will be the optimum deposition conditions?

Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.

28 February 2021 3,640 3 View

How to get nanocomposite of PEEK with Zirconia ?

Need a lengthy PEEK with Zirconia based nano composite of 180 mm length. Which method is possible? Tried injection molding no proper mix. Solvent casting process is also very costly. Kindly anyone...

13 December 2020 4,329 5 View

How can I get eggs of an univoltine casebearer moth for a threshold study?

I am planning to conduct a cage study to determine a critical density of an univoltine casebearer moth in red clover seed crop. This requires to release first instar larvae in the cages with the...

02 November 2020 6,577 3 View

Can anyone suggest me free and fast scopus publication with highly acceptance rate?

Q3,Q4 will be okay. I need scopus publication without APC and fast published. The paper is from Computer science discipline.

19 October 2020 4,255 4 View

Bio-intensive cropping systems can reduce the environmental foot print?

The adoption of bio-intensive cropping systems has the potential to reduce environmental footprints without compromising the economic gain per unit of resources.

12 October 2020 2,625 7 View

Application of Polyhalite changes the nutrients chemistry in soil?

Polyhalite is a multi-nutrient source, its application assume to be changes the soil biology and nutrients chemistry on long term basis

12 October 2020 6,685 3 View

How to recycle Sodium Iodide?

Hi, I am using sodium iodide to separate density carbon fractions of my samples. I want to recyle it for further uses. While searching I only get the process to recycle sodium polytungstate (at...

20 September 2020 9,556 2 View

Purpose of keeping the rocket nozzle assembly inverted, for Actuator-In-Loop simulations ?

For Actuator-In-Loop simulations, why are the rocket engine nozzles along with the thrust vector control assembly (including the actuators) kept inverted on a platform like in the attached image...

14 August 2020 8,652 2 View

How to add attenuation model and spectral ordinate in R-CRISIS?

Hi Everyone I am using R-CRISIS for seismic hazard map creation. I know how to use the given attenuation model in R-CRISIS but I want to use an attenuation model from a published article. How to...

23 July 2020 5,265 1 View

If a wild rootstock is used for grafting and there is improvement in a flower variety, what are the conditions to call it as a new variety ?

Flower variety has grafted with wild rootstock to improve the colour and disease problems. If we succeeded, can we claim it as a new variety?? or what will be the legal or actual situation? What...

09 June 2020 4,284 31 View

How to calculate the sample size in an interobserver variability study?

Hi I am conducting an interobserver variability study where we have 12 raters who are going to rate samples of lesions. They will rate up to 10 variables per sample. Although the size of the...

12 February 2021 7,276 3 View

What are the things you should keep in mind while designing a controller for a quadrotor and want to implement it on hardware (via arducopter) ?

I am designing a flight controller for a quadrotor. At first I am designing a nested/cascaded controller consisting of only proportional controllers Kp . Now, if i tune the rate controller for 10...

03 February 2021 5,001 3 View

How to discretize a continuous time state-space model in MATLAB correctly?

I am trying to discretize a continuous time state space model using the following code s=tf('s'); G=1/(Iyy*(s^2)) Gs=ss(G) Gd=c2d(Gs,0.01,'zoh'); Now, when i use this discretized model 'Discrete...

30 January 2021 8,665 10 View

Is there a solution to this conundrum on freefall into a black hole?

18 January 2021 1,582 3 View

Can a luenberger observer (even a modified version) be effective for a nonlinear affine system?

I want to know whether a luenberger observer or a modified form of it be effective for estimating the states of a system of the following forms: 1. x_dot = f(x,u,d); y = x 2. x_dot = f(x,u); y =...

20 December 2020 1,392 4 View

How to monitor citrus rust mite?

Does anybody knows of a systematic monitoring methodology which is indipendet on the skill and the eyes of the observer i.e. any one that monitors will end with same result

21 September 2020 5,432 1 View

Are there any open-sourced options/alternatives to behavioral observation/scoring software?

I've used Noldus Observer before, but can't afford it now. I'm not sure that it matters, but this is for scoring frequencies and durations of rodent behaviors within neuroscience/ethology studies...

03 August 2020 1,431 5 View

Can discretization method change non-observable system to became an observable one?

Is it theoretically possible, that after discretization by using Talyor Series Expansion, a non-observable nonlinear system will became an observable? It was proved, that used continuous model of...

15 May 2020 3,608 5 View

Could anyone give me some info about Discrete-time implementation of disturbance observer?

I am a control engineer and also a student who is studying the doctor's degree. I am interested in the disturbance observer now, I need some information about the discrete-time implementation of...

31 March 2020 3,665 3 View

How to present the mathematical model of a pneumatic servo positioning system in order to be applicable for design an intelligent adaptive controller?

recently I faced to a problem in extracting an advantageous mathematical model of a pneumatic servo positioning system which uses a normal cylinder and piston actuated with a proportional...

01 February 2020 4,427 3 View