Are there any general rank condition results on the controllability gramian?

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1. How to remove bubble of agarose gel or after prepared it?

1. How to remove bubbles during preparation of agarose gel or after prepared it? 2. When we inject the gel inside the capillary tube, there are some bubbles visible.what is the way to remove...

22 September 2023 2,821 0 View

What is the molecular identity and function of Endothelial Barrier antigen (EBA)?

First reported in 1987, the Endothelial Barrier Antigen (EBA) is expressed in brain endothelium and is downregulated in ischemic stroke. Its expression is negatively correlated with BBB...

30 August 2023 5,648 1 View

Is it possible to assess BBB permeability in mice using intraperitoneal injection of tracers?

Fluorescent tracers (sodium fluorescein and Dextrans) are usually injected into the lateral tail vein of the mouse. The tracers are allowed to circulate for 30 minutes before trans cardiac...

13 August 2023 7,782 0 View

What is the meaning of *DO,ii,1,28,1 in ansys APDL command. Can anyone explain one by one parameters of comma marked?

It is a command of APDL for ansys transient problem.

03 May 2023 7,488 1 View

Does a middle cerebral artery penetrate the skull before entering brain parenchyma?

MCA and other arteries coming from circle of Willis arise from the base of the brain (ventral mouse brain). Do they travel along the skull bone, then penetrate the bone and underlying meninges...

23 April 2023 9,123 2 View

Why polyquaternium 7 gives haze or precipitation in SLES based formulation ?

For my research purpose i have prepared polyquaternium 7 with 41 - 45 % solids and viscosity in the range of 2000 - 45000 using 70 % acrylamide and 30 mol % DADMAC polymer solution itself is...

10 April 2023 1,639 1 View

What are the possible reason ?

Can any one tell me why the flip was there in my 100 ns MD simulation where the red one experimental and black one is control.

21 March 2023 112 2 View

H2SO4 as a solvent for drugs in rats/mice?

Does anyone has experience in administering small molecules to rodents using extremely small volume of H2SO4 (like 0.02-0.05N). If possible please provide references for the same?

12 March 2023 5,482 0 View

Mechanism of Pb availability as affected by hardness of water?

hello respected scholars, i am looking for research and chapters (if available) detailing the impacts of irrigation water quality on the plant availability of Pb and other heavy metals in soil. i...

16 January 2023 9,301 2 View

I am getting Raman peaks for my graphene quantum dot sample which doesnot seem to be like the typical raman shifts observed incase of GQDs reasons ?

Laser-514 nm grating-1800 power-0.1

06 January 2022 2,969 6 View

How to define an anisotropic material with asymmetric elastic compliance/stiffness matrix in ANSYS APDL?

I need to model an anisotropic material in which the Poisson's ratio ν_12 ≠ ν_21 and so on. Therefore, the elastic compliance matrix wouldn't be a symmetric one. In ANSYS APDL, for TB,ANEL...

09 August 2024 5,048 2 View

Is it true that $\det(V(A))$ may be only $\pm 1$, depending on $n$, for the last symmetric tridiagonal matrix $A$?

One can try to generalize the Vandermonde determinant in the following direction: Let $A$ be any symmetric $n$-order square matrix. Consider its powers' diagonal elements $(A^k)_{ii}$ and...

08 August 2024 6,690 1 View

Usage of internal standards in LC-MS/MS analysis?

Have you ever seen a LC-MS/MS method uses both internal standards and external standards (in matrix matching purpose) but the concentrations of internal standards are outside the calibration curve...

05 August 2024 3,084 6 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

Tissue homogenization in mouse with FastPrep-24™ 5G - is the D matrix system useful?

I need to lyse and homogenise mouse tissues. So far I have experimented with liver and lung tissue, using matrix D. The liver was completely lysed with 6 repetitions of the standard program, but...

31 July 2024 9,186 0 View

Is it true that science is leaving the era of mathematics and entering the era of matrix mechanics?

We assume this to be true. Science leaves the era of mathematics and enters the era of matrix mechanics and the turning point is the discovery of numerical statistical theory called Cairo...

31 July 2024 3,900 2 View

Help on understanding the implementation of Mori Tanaka method on MATLAB?

I am new to Micromechanics and having similar problem with understanding the implementation of the formula's. I would appreciate if anyone can guide me on how to go about getting a scalar value...

30 July 2024 969 0 View

How Can I Apply Hashin Damage Properties to Solid Elements in Abaqus Without Using VUMAT?

Sure, here is the translation: I have a 3D orthogonal woven composite structure where warp, weft, and binder yarns are oriented in three directions. After modeling these yarns and the matrix in...

28 July 2024 8,169 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 biogeographical regions work as a character in a character matrix for a phylogenetic analysis?

Basically I'm helping with the matrix using a cosmolitan group, could one of the characters used for be biogeographical regions (Neartic, Neotropical, etc)? Most of the data in this matrix refers...

25 July 2024 9,753 2 View