Where can I find a good reference on PISO,SIMPLE and PIMPLE methods?

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Is skin yellowness an numerical or ordinal variable?

I have a response variable called skin yellowness, which I will measure via a scored color chart, whereby 1 is pale yellow and 15 is orange. I'm not sure if this counts as an ordinal variable,...

11 August 2024 4,793 1 View

• What the possible Persistent Organic Pollutants and Heavy metals present in fluorspar, sediments, and water bodies around its mining area?

Approximate concentrations are require in compared with the WHO permissible limts

11 August 2024 2,723 1 View

How can I get old refernce in geomorphological mapping?

how can I read Waters, R. S. 1958. Morphological mapping. Geography 43 :10-17 from internet? note: not in google or resaearch gate

26 July 2024 7,813 3 View

How can the rubber fibres produced by the electrospinning device be removed from the fibre collect(aluminium foil) ?

How can the rubber fibres produced by the electrospinning device be removed from the fibre collector (aluminium foil) without affecting the orientation of the rubber fibres for use in reinforcing...

26 July 2024 8,281 0 View

My question concerns MTT cell viability assay?

Despite not having cells in the media, I am getting purple color. I have tried many troubleshooting methods, varying media types, and even different MTTs from different companies to figure out the...

21 July 2024 9,914 1 View

What are the modern topics to work under bacteriocin and fermentation as PhD student?

As PhD student specialized as food and industrial microbiology need to further research on bacteriocin and fermented food.

16 July 2024 7,394 1 View

How to get a research question in educational administration and management in MPhil?

What are some of the areas to consider in undertaken research in educational administration in MPhil.

14 July 2024 8,394 2 View

How can i elucidate a compound using xrd?

XRD analysis

08 July 2024 977 4 View

How i can calculate mathematically COD concentration if i add 1gr from glucose to 1 L distilled water ?

how i can calculate mathematically COD concentration if i add 1gr from glucose to 1 L distilled water

08 July 2024 9,104 2 View

What is the best method for modeling the transmission and reflection of an electromagnetic wave incident on a magnetic multilayer thin film?

Previously, I successfully modelled the transmission and reflection of electromagnetic waves incident on non-magnetic materials. Please refer to my publications for details: 1- A polynomial model...

05 July 2024 1,396 2 View

Request a single Lecture notes for math as detailed as this that I can find in one place?

- The Existence/Uniqueness of Solutions to Higher Order Linear Differential Equations - Higher Order Homogenous Differential Equations - Wronskian Determinants of $n$ Functions - Wronskian...

03 August 2024 2,366 0 View

Can we find a statistical matrix mechanics equivalent to the Schrödinger equation?

We assume that we can find a statistical matrix mechanics equivalent to Schrödinger's PDE in two consecutive steps: i-Transform the Schrödinger PDE describing the wave function Ψ into its square...

27 July 2024 3,959 4 View

Can any one let me know the PDE value for Tert-Butylamine in order to control in the API?

PDE value for Tert-Butylamine

24 July 2024 1,166 0 View

Is it true that we can completely neglect partial differential equations, the method of separation of variables and FDM techniques?

We assume that this is true when the statistical matrix mechanics of the so-called Cairo techniques are used to replace PDE and its classical mathematical methods of solution. Moreover, the...

11 July 2024 3,255 2 View

Why does our stiff biochemical ODE model in R produce unreasonable results (negative values, NAM) despite using solvers like lsoda, vode, and rk4)?

We have developed an ODE model comprising 25 interrelated equations with common coefficients. This biochemical model, applied in wastewater treatment, is characterized by stiffness. Utilizing the...

06 July 2024 7,077 4 View

My new vision on “time duality” in heat and wave equations. How can we catch their solutions and qualitative properties?

Greetings mathematicians and physicists, As we know, the idea of assuming a higher space dimension than the natural 3 dimension is effective in solving many physical and mathematical...

29 June 2024 9,220 6 View

What is it's difference between lsoda method in R vs. ODE23 or 45 solver in MATLAB?

What is it's difference between lsoda method in R vs. ODE23 or 45 solver in MATLAB.(especially in wastewater treatment and biochemical processes) I am currently engaged in the development of a...

24 June 2024 9,188 2 View

A small question about the principle of lasers…?

Given the energy level diagram of a ruby laser shown in the right figure, where $ R_{02} $ is the pumping rate, and $ \tau_2 $ and $ \tau_1 $ are the lifetimes of levels $ n_2 $ and \( n_1...

23 June 2024 4,855 0 View

Is it true that the dynamics of nature is nothing other than modern matrix mechanics?

The short answer is yes, it is absolutely true. We first affirm that the matrix mechanics of W. Heisenberg, Max Born and P. Gordon (H-B-G) was born dead and destroyed by the Schrödinger equation...

26 May 2024 6,206 4 View

Assuming that Schrödinger's partial differential equation disappears sooner or later, should we immediately look for an alternative?

The short answer is yes. Scientific education in the West throughout the 20th century was based on the assumption that Schrödinger's PDE is the only unified theory of energy fields (microscopic...

23 May 2024 9,557 4 View