PSO performs better for optimization of functions of real variables, such as the weights of a neural network, How?

Dear Colleague Looking for the deep sense in PSO.

11 December 2018 2,533 0 View

What are Shooting Stars? How large and big are they? What actually they are? From where they come from? Is there any relation of speed and light?

Dear Colleagues Some time we see the bright point shots down across the sky and vanish after some time. Some and other way, it may be star but star does not disappear! What

09 October 2018 8,190 0 View

How the Simulated Annealing does behave like HC when Temperature is low?

Dear Friends When temperature is low the probability of Annealing function will be decreased so the exploitation increases!

08 September 2018 8,675 1 View

What is actual criteria behind Thomson ruter? What is the bench mark for this? Some DOI is not included in Scopus then how to add it in the scopus?

07 August 2017 4,758 0 View

If the father of Mathematics, Aryabhatta has invented "0" then how we come to know that there were 100 Kouravas in Mahabharat?

07 August 2017 2,899 0 View

No title

05 June 2017 5,042 7 View

How does the "brain scan" distinguish between good (intellectual, genius) and bad (cruel and criminal mindset) human being?

05 June 2017 7,470 3 View

Conferences are meant for face to face communication. What are the pros and cons of it?

Dear Colleagues There is effect of IOT as researchers and students are preferring for journals. Why the people are going for journals not for conferences?

31 December 2016 5,927 1 View

What is the difference between Machine Learning and Statistical Method?

Dear and respected colleague

31 December 2016 9,252 3 View

What is the difference between Computer Organisaton and Computer Architecture?

Dear Colleagues

10 November 2016 9,433 0 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

Necessary tube lenght to cool Natural gas in a dry-ice cooling bath?

I have a tank which contains natural gas at 250 Bar and 293 Kelvin. I want to cool the gas in a dry-ice cooling bath to about 195 Kelvin. The gas will flow in a copper-tube through the bath with a...

27 February 2021 8,128 1 View

Exit velocity of natural gas from pressurized tank?

Hi Guys. I'm a mechanical engineer and have a bit trouble, would be very glad if you could help me with my questions. I have a pressurized tank which contains Natural Gas at 200 Bar and 293...

26 February 2021 6,253 3 View

Gas sensor response and recovery time independant of flow rate and chamber volume?

I am trying to obtain the response and recovery times for my gas sensor device. It appears the the response/recovery times are primarily dependant on the flow rate of the gas I inject into the...

26 February 2021 1,511 3 View

Why do a weight decrease for thermal degradation in nitrogen gas condition?

Hi all The question is related to TGA(Thermogravimetric analysis). Thermal degradation easily understood but why do samples weight decrease? altough just binding is broked, the weight of...

26 February 2021 1,100 5 View

Why do the air flow results vary totally when adding scalar in CFD ?

Dear All, We are using Autodesk cfd to calculate the air flow in a single sided naturally ventilated room, where air flow depends only on buoyancy due to temperature difference between inside and...

25 February 2021 9,602 4 View

I have a time series data of some biochemical studies ( DNA and Chromosomal damage) which I intend to use to further predict into future ?

I have a time series data of some biochemical studies ( DNA and Chromosomal damage) which I intend to use to further predict into future without necessarily conducting the assay for an extended...

23 February 2021 7,842 1 View

Aspen Plus Error: Unknown or undefined bead number?

Hello, in my Aspen Plus Simulation (see attachment) there are two heat exchangers. One HEX1 (oil+gas) ist fed by hot gas which ist coming out of a burner. The other HEX2 (gas+gas) shall work as a...

14 February 2021 8,096 2 View

NVT or NPT is preferable for gas adsorption simulation ?

Hi there, In order to perform molecule dynamic simulation on gas adsorption on substrate materials, NVT or NPT ensemble is preferable ? Thanks!

08 February 2021 173 1 View

How can I convert permeability unit from barrer to m^2 for using COMSOL MultiPhysics?

I am looking for gas permeability of PDMS for simulation in COMSOL MultiPhysics and using creeping flow , fluid and matrix properties. The permeability unit in COMSOL is m^2 whereas I have the...

08 February 2021 4,305 2 View