I want to study the matrix pencils which occur during solving optimal control theory problems.
Following
Backlash, a clearance between mating gear teeth, is built into speed reducers to let the gears mesh without binding and to provide space for a film of lubricating oil between the teeth. This...
06 July 2018 9,386 0 View
سؤال أفتراضي من باحث افتراضي ، الهدف منه هو تعميق معرفة الباحثين الجدد ما الفرق بين الورقة البحثة وورقة المراجعة التوثيقية (البحث الاستعراضي)؟ هذه هي أول محاولة لي في كتابة ورقة علمية وأنا أفكر...
01 February 2018 9,798 4 View
A corresponding author is someone who has contributed to the paper significantly and also has the ability to follow the essential steps for a publication to go through the publication process...
31 December 2017 9,686 0 View
With regard to the mechanical efficiency of three or four degrees-of-freedom gear train system, the following question arises. How the mechanical efficiency of three or four degrees-of-freedom...
31 December 2017 6,078 1 View
Finding the right research question is the first step to successful publication. سؤال البحث الجيد هو أهم عنصر في أي ورقة بحثية. كيف يمكن أن يتوصل الباحث الى سؤال بحثي مثير للاهتمام وذو مغزى؟
31 December 2017 8,119 0 View
Mathematics exists as an elegant field in itself, without having to be useful or related to real-world concepts. Perhaps, one never knows when such pure mathematics will turn out to be useful To...
11 December 2017 1,956 1 View
Epicyclic gear trains (EGTs) are used in the automotive automatic transmissions to obtain a set of speed ratios. Which approach is the most recommended to perform velocity analysis for automatic...
10 November 2017 9,828 3 View
I need to model an anisotropic material in which the Poisson's ratio ν_12 ≠ ν_21 and so on. Therefore, the elastic compliance matrix wouldn't be a symmetric one. In ANSYS APDL, for TB,ANEL...
09 August 2024 5,048 2 View
One can try to generalize the Vandermonde determinant in the following direction: Let $A$ be any symmetric $n$-order square matrix. Consider its powers' diagonal elements $(A^k)_{ii}$ and...
08 August 2024 6,690 1 View
Hi, I'm currently working on a project where I need to plot the atom-projected band structure using GPAW. I've been able to calculate the band structure for my material, but I'm having trouble...
07 August 2024 269 3 View
Hi all, my experimental XPS results shown that my C3N5 sample consists of N-H bond, hence in this case I should incorporate the N-H bond into my DFT modelling. However, I do notice several papers...
07 August 2024 8,414 2 View
In order to show people the beauty of control and enhance enthusiasm for learning control theories, are there any good simple systems or platforms to recommend?
05 August 2024 10,034 1 View
Have you ever seen a LC-MS/MS method uses both internal standards and external standards (in matrix matching purpose) but the concentrations of internal standards are outside the calibration curve...
05 August 2024 3,084 6 View
Exism movements after gaining power within liberal democracies under majority rule and independent rule of law system become permanent dictatorship threats, but why this is the case is not clear...
04 August 2024 8,125 3 View
Hello, everyone. I have tried to determine carrier motilities of some materials, by Density Functional Theory, using Quantum ESPRESSO. There are a few methods to do it, like a package called...
04 August 2024 8,894 1 View
- The Existence/Uniqueness of Solutions to Higher Order Linear Differential Equations - Higher Order Homogenous Differential Equations - Wronskian Determinants of $n$ Functions - Wronskian...
03 August 2024 2,366 0 View
Hi guys If anyone is currently working on aging cells, you guys would like to give me some advice. I'm testing against biomarker (SA-beta-Gal), I encountered a false positive in the control group...
02 August 2024 6,735 1 View