I want to extract the equation of longitudinal vibration of Viscoelastic beam by using Hamilton's principle (Energy Method) in Maple. How can I do it?

More Reza Bavi's questions See All

If the emission of all greenhouse gases is stopped now, will the temperature of the earth continue to rise?

Here's a serious question: If we were to stop emitting all greenhouse gases right now, would the Earth's temperature start to cool down, or would the existing greenhouse gases continue to warm the...

30 July 2024 5,123 4 View

How to prepare 100ml solution of 2.5% Glutraldehyde in 0.1M PBS(phosphate buffer) pH about 7, from 25% Glutradehyde and 1X PBS?

final solution volume is 100ml

03 June 2024 417 0 View

How can i use hexamethyldisilazane(HMDS) for drying instead of Co2 and freez drying for SEM analysis of rice anther and pollen?

could you please help with a protocol? should i do it directly on the aluminium stub after dehydration with 100% alcohol or not? should i release the pollen or whole anther is better and dehisce...

03 June 2024 4,793 8 View

What is the best method to enhance the surface hardness of cutting tools made from SPK steel?

SPK tool steels are used for cutting wires made from low carbon steels. We are searching for a cheap and effective method for increasing the cutting characteristics of the cutters.

14 May 2024 4,948 0 View

Constant Reciprocal of Step Size?

Hello I recently encountered a problem with the reciprocal of step size plot in Comsol Multiphysics. After a certain time (seconds) in a time-dependent solver, the plot oscillations will be...

04 May 2024 7,278 0 View

Poor viability of T cell after transduction with CAR Lentivirus!?

Hi everyone I produced a batch of virus , enriched it with centrifugation, and titrated it with T cells after 48h. For my experiments I want to use MOI 3 and that's equal to 1/12 dilution. but at...

02 May 2024 9,727 3 View

Are you interested in submitting papers to a new journal called "InfoScience Trends"?

InfoScience Trends offers comprehensive scientific content that delves into various facets of information science research. This includes but is not limited to topics such as information...

26 April 2024 9,521 1 View

Does the color of pan traps affect the sampling of flies from the superfamily Bombylioidea?

Garret, 2020 used traps of blue, yellow, and white colors for sampling and collected several specimens.

06 April 2024 6,995 2 View

Laboratory procedures for identifying the concentrations of formic acid and acetic acid in aqueous solutions???

What are the laboratory procedures for identifying the concentrations of formic acid and acetic acid in aqueous solutions using titration, spectrophotometry, or gas chromatography methods...

06 April 2024 187 3 View

Is it possible to produce a very small amount of volatile oil along with condensed gas? If so, could you please provide a real example?

Is it possible to produce a very small amount of volatile oil along with condensed gas? If so, could you please provide a real example? Thank you.

04 April 2024 1,411 2 View

Strugglling with m6A dot blot any suugesstion ?

I have been doing the m6A dot blot for a while with no improvement, I am extracting the RNA, and I can see the dots although the three biological replicas give a different reading on the memberan...

10 August 2024 8,539 5 View

How can I use the cif data obtained from rietveld refinement extracted via gsas2, for microstructural analysis using ETEX software?

09 August 2024 7,718 0 View

How do I replace a file with a more recent version of a paper that was uploaded to ResearchGate?

The paper in question is "Interpolation of Nitrogen Fertilizer Use in Canada from Fertilizer Use Surveys". This paper was very recently published by Agronomy (MDPI). Agronomy has, in the last day...

07 August 2024 9,934 3 View

How to solve g_mmpbsa error?

Program: g_mmpbsa, version 2024.1 Source file: extrn_apbs.cxx (line 152) Fatal error: Failed to execute command: $APBS pybYcUWA.in --output-file=pybYcUW.out

07 August 2024 6,066 0 View

How do you delete a duplicate pdf for the same paper on ResearchGate?

The first pdf file I uploaded had an error. So I uploaded an updated, corrected pdf of that paper with a different pdf name. I dpon't want the old copy to be download or read.

07 August 2024 9,508 1 View

AUX gas reading problem on QE with full MS and PRM method in one run?

Dear QE-users, In the method where full MS positive mode and PRM mode are used, we always get an incorrect auxiliary gas reading (41 instead of 25). This only happens in this method; other...

06 August 2024 4,953 0 View

The aqueous fraction of the hydroethanolic extract is showing the presence of palmitic acid. What is the mechanism responsible ?

Palmitic acid presence in aqueous fraction

05 August 2024 8,624 4 View

JCPDS 65-7246 file please?

Dear Researchers Kindly share JCPDS 65-7246 file Thanks in advance

04 August 2024 5,613 1 View

Dirty and clean?

Hi everyone I need a file with a dirty and clean potato image

04 August 2024 7,199 4 View

Which solvent is better to dissolve with secondary metabolites extracted from fungi?

I work on MCF7 cell cell for anticaner purpose and I wa to do drug preperation the drug ( secondary metabolites extracted from Aspergillus) My question which solvent is better with these secodary...

03 August 2024 4,725 2 View

David Dominic

Hi,

Use the journal link below, it will go a long way in helping you.

https://www.hindawi.com/journals/sv/2015/769309/

Reza Bavi

An Electrical engineer helped a Mechanical engineer. Very interesting and strange. Thanks David. If anyone has another suggestion, I would be grateful to know his offer.