How can I apply Differential Quadrature method to solve a fourth order differential equation?

I am trying to solve the free vibration of a cantilever beam. I am attaching a word document in which I have given the progress of my work. I am not able to converge to fundamental frequency. I...

01 February 2015 2,269 28 View

How to decide upon the nature of grid points to be selected in Differential Quadrature method?

31 December 2014 9,033 4 View

How are the boundary conditions incorporated while using the Differential Quadrature method?

When dealing with 2-D Laplace equation how is Differential quadrature method applied to get the solution. How are the four boundary conditions incorporated into the formulation?

11 December 2014 910 12 View

What is numerical oscillation and what are the main cause of this phenomenon.?

I performed a Ritz analysis on 1-D Laplace equation and my results are diverging from the exact results. So is numerical oscillation is the only cause or can it be because of any other reason?

08 September 2014 3,538 6 View

Is there any standard procedure to get the weak form of a governing equation?

I basically need to know how to get the corresponding functional form for a differential equation.?My intention is to apply Ritz method to various structural problems.

07 August 2014 5,930 0 View

What is the significance of Laplace and Poisson equations in Mechanical Engineering?

Please help me with an example other than the heat transfer case. Also help me where exactly can we use Laplace or poisson 's equation.

06 July 2014 2,187 15 View

What is a thin-walled beam? What are their advantages compared to normal beams?

I know a thin walled beam is the one in which the length is one order more than other crossectional dimensions. Please explain why it is widely used over other beams?

06 July 2014 3,065 5 View

What is the difference between Rayleigh-Ritz method and Ritz method?

I know Ritz method is applied directly to the variational formulation. Basically what makes the Ritz method unique?

06 July 2014 6,234 10 View

Where is the differential quadrature method best used? Can someone suggest good introductory material on this method?

I am new to this method. I have a basic idea about the RItz method. Please suggest a good introductory material for this topic.

05 June 2014 6,939 2 View

Can some one help me out with the L operator of a linear differential equation?

Lu=d2u(x)/dx2. What is the meaning of this expression? The R.H.S is a second order derivative.

05 June 2014 3,483 1 View

No title

02 March 2021 932 1 View

APA 7th In-Text citations with two references with three authors with the same surname, but four different author?

I have an issue with APA 7th in-text citation. II have two papers where the first three authors are the same, and the fourth is different. I am using the Mendeley desktop app, and automatically it...

02 March 2021 790 3 View

Where can I find life cycle inventory or assessment of non woven materials?

Dear network, I am looking for the LCA or LCI or at least the energy balances of the non woven fabrics process for my master project, in specific for natural fibers, yet I have found...

02 March 2021 9,662 1 View

Is there any rich, publicly available English literary corpus?

Hi everyone. I am looking for a rich corpus in English literature, a one which includes literary prose ( e.g., novels or short stories) . can anyone propose a good one? Best regards Fatemeh

01 March 2021 1,970 2 View

How Download/Extract citations of 1 given year ALL my publications in Google Scholar?

If you google this you find a lot of smart guys explaining you how to download 1 year of citations of 1 single paper of yours (or anyone else). I mean 1 year of ALL my papers. or ... ALL years or...

01 March 2021 1,121 9 View

How can I edit suggested publications?

Hi there! I regularly receive suggestion about papers and authors that are totally out of my area. Does anybody know how I can fix this? Thank you!

01 March 2021 9,574 4 View

Could you please recommend some good journal that accept very long revie papers (approximately 6000+ words) in neurosurgery, cancer biology ?

Could you please recommend some good journal that accept very long revie papers (approximately 6000+ words) in neurosurgery, cancer biology ?

01 March 2021 8,087 3 View

Any research paper call for publication related to management or finance or economics?

It should be standard journal (Indexed)

01 March 2021 8,379 1 View

Could anyone tell me what is the range of submillimeter wave?

There is confusion regarding the submillimeter-wave range. Many papers specify its range from 300GHz but some also consider its range from 100GHz. If I design an antenna on 122ghz what would I...

01 March 2021 516 7 View

Any research papers for extraction of nutrient deprivation on macroalgae? Analysed by HPLC-UV and GC/MS. Possibly from macroalgae genus Rhizoclonium?

I am doing my thesis on the nutrient deprivation on the macroalgae Rhizoclonium sp. I will be analysing the levels over a period of roughly 5 days by HPLC-UV and GC/MS. I will be using seawater as...

28 February 2021 6,477 1 View