How can one sustain "Happiness"?

It is often felt that "Happiness" is a temporary feature; whereas, "Unhappiness" is a not-so-temporary feature of life. A natural philosophical question now arises towards "Happy life". How can...

02 March 2019 8,325 18 View

Do electrons and protons have independent minds to decide the directionality of gyromagnetic effects?

We have mind. We are made up of matter. Does matter have its own mind? Do electrons and protons, which are the building blocks of matter, have independent minds to decide the directionality of...

01 February 2019 8,130 3 View

I need good study materials on the effects of "tidal force" on self-gravitational cloud collapse. Could you please cooperate?

I need good study materials and books on the effects of "tidal force" on self-gravitational cloud collapse. Could you please cooperate?

31 December 2018 8,542 0 View

Can any one simply explain how the Jeans instability is affected by cosmic ray particles?

Can any one simply explain how the Jeans instability is affected by cosmic ray particles? References and suggested readings are welcome.

11 December 2018 5,710 4 View

How is a usual polytrope influenced in the presence of the kappa-distributed constitutive particles?

How is a normal polytrope influenced in the presence of the kappa-distributed constitutive particles?

11 December 2018 5,203 1 View

What should be the most appropriate form of dust-dust interaction in astrophysical environments?

The constitutive dust grains in astrophysical environments are partially ionized. What should be the most appropriate (effective) form of dust-dust interaction in astrophysical environments? In a...

11 December 2018 6,720 2 View

Could you please provide a list (preferably, tabular form) of various nothermal distribution laws relevant in astrophysical fluids?

Astrophysical fluids are nonthermal in nature. Could you please provide a list (preferably, tabular form) of various nothermal distribution laws for the constitutional particles relevant in...

11 December 2018 3,363 1 View

Can anybody help me in finding all the nonthermal realistic particle distribution laws realizable in interstellar space?

Interstellar space is nonthermal in nature. Can anybody help me in finding all the possible nonthermal realistic particle distribution laws realizable in interstellar space?

10 November 2018 2,776 0 View

There has been a great need of some reference books on "electrohydrodynamic (EHD) theory" of stellar winds. May anyone suggest reliable references?

There has been a great need of some reference books in our laboratory on the "electrohydrodynamic (EHD) theory" of stellar winds. May anyone help us by suggesting reliable references in this context?

09 October 2018 7,450 0 View

What are the different methods for analytical solutions of ordinary nonlinear differential equations?

What are the different methods for obtaining analytical solutions of ordinary nonlinear differential equations (LEEq, reduced KdV, etc)? Aim is to compare the efficiency and reliability of...

07 August 2018 6,744 0 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 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

Is there a deep reason for using the squared modulus of the wave function as the probability density of the existence of the particle?

I think we were all surprised at the first time we got to know quantum mechanics that the squared modulus of the wave function is the probability density of the existence of the particle? The role...

28 February 2021 6,282 9 View

Complex wave form in ANSYS?

Is there a way to input wave speed in a complex form on ANSYS? The wave speed I need to assign a material is 325(1+0.11i) however I have been unable to do this thus far. Failing that, is there...

27 February 2021 5,969 1 View

What are the application of Fixed points thoery in Chemistry.?

It is said that fixed point theory has lot of applications not in the field of mathematics only but also in various areas. So I am looking for applications in Chemistry only..

26 February 2021 3,533 1 View

Could you please suggest to me research in which a relation between the shear wave velocity and the degree of saturation for stone was discussed?

Hi all, I am looking for a graph or a relation that relates the degree of saturation and the shear wave velocity for the marlstone. Looking forward to your suggestions Best Regards

24 February 2021 9,690 1 View

Can I ask did any good platform or journals for learning the calcluation on the reference governors and command governor?

Recently I face some problems with the mathematical ( calculation) on the reference governor and command governor, so I need some help from you all to get which platform or journal can let me...

23 February 2021 7,746 2 View

Special issue on PLS-SEM in Mathematics. Are you interested?

21 February 2021 5,601 3 View

What is the better software for approximation of 3D surface with equations?

I have a massive of x, y, z coordinates of 2D surface in 3D space, which builded in Ansys HFSS or AutoCAD. How can I get the analitical aproximation of this surface by formulas?

21 February 2021 3,444 7 View

Absorption behaviour of anechoic model?

I have modelled a unit-cell of an anechoic structure using ANSYS. The layer is silicone and has been assigned as an acoustics physics region, with an air cavity inside (the air has been modelled...

18 February 2021 4,119 1 View