How backlash in planetary gear trains can be minimized?

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 9,247 0 View

What is the difference between a research paper and a review paper?

01 February 2018 9,613 4 View

Who is a corresponding author of a paper?

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 9,582 0 View

Can anyone kindly refer to the possible applications of three or four degrees-of-freedom gear train systems?

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 5,973 1 View

What is the first step to successful publication?

31 December 2017 8,026 0 View

To what extent do you agree?

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 1,841 1 View

Which approach is the most recommended to perform velocity analysis for automatic transmissions?

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 9,721 3 View

Could you recommend any books about Number Theory?

Beginner level books. High level books. Analytical Number Theory. Algebraic Number Theory. Combinatorical Number Theory. Books about partitions. Books about primes.

03 March 2021 7,174 5 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

Isolates of Hymenoscyphus fraxineus?

Dear Dr. Cai, my name is Simone Prospero and I work in the team of Phytopathology at the Swiss Federal Institute for Forest Snow and Landscape Research (WSL;...

01 March 2021 1,133 1 View

How to classify strictly upper triangular matrices by similarity?

Let F be a field. Consider U, the set of n times n strictly upper triangular matrices in F. For X, Y in U, we call them similar if there exists some S, which is non-degenerate and upper...

01 March 2021 2,957 8 View

Is CD44 degraded in lysosome together with hyaluronan after CD44 mediated endocytosis of hyaluronic acid?

Also when RHAMM binds hyaluronic acid, they get internalized, will RHAMM also be degraded? Or both CD44 and RHAMM will be transferred back to the cell membrane? Asking for breast cancer cell line...

01 March 2021 8,169 2 View

Why is the sum of the elements in a row in a Q matrix equal to zero?

When explaining substitution models, the substitutions are expressed as Q matrix. Why is the sum of the elements in a row zero?

28 February 2021 3,864 3 View

Distribution of particles in metal matrix?

How would define the "good" and "poor" distribution of particles within the matrix. Is there a quantitative solution to assess the distribution of the particles, which then having denotation of...

28 February 2021 7,397 8 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 find a correlation between coordinates in a curvilinear coordinate system?

Hello. I have a skewed elliptical coordinate system (I use alternative elliptical coordinates). And I need to determine connections between coordinates in order to fetch a covariance matrix of...

28 February 2021 364 3 View

What is Flat Lens Antenna?

28 February 2021 5,433 3 View