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

Level 1 pre-post multilevel regression: Panel data or ANOVA approach?

Dear colleagues, I am currently teaching myself in multilevel analysis using educational data. I found few to zero literature on basic analysis methods. In my context we frequently use level-1...

17 February 2021 9,378 5 View

DMSO concentration in cell culture? Precipitating while PBS is added?

I am testing a compound on RAW 264.7. the compound is soluble in DMSO. but to ensure that final concentration of dmso is not more than 0.1%, we are first dissolving it in dmso and then diluting it...

11 February 2021 1,136 3 View

How to extract RNA from brown adipose tissue(BAT)?

30 January 2021 6,610 3 View

ANSYS APDL RC Beam modelling?

Hello I have modelled RC beam in ANSYS apdl. first create volume, then create keypoints & create a line joining that keypoints to make reinforcement. I am working on thermal analysis, for...

20 January 2021 7,344 2 View

What is the ACTUAL COST OF A PUBLICATION??

Hi. It's 2021 January. Recently, I got to know that Elsevier has converted around 160 journals into some "Transformative Journals" and follow the recommendations under "Plan S"...

19 January 2021 9,985 2 View

ANSYS APDL tabular entry related?

Hello I want to add thermal convection load on specific area of concrete volume. it asks for film coefficient which is a constant value but the bulk temperature has no. of values that i have as...

18 January 2021 6,627 1 View

Does anybody have the recipe for making a home made R electroporation buffer for Neon transfection systems?

I tried the recipes below in two cells lines: 1.DPBS 2.DPBS+MgCl2(1mM) 3.DPBS+Sucrose(250mM) 4.DPBS+MgCl2(1mM)+Sucrose(250mM) 5.R Buffer (Neon) the results showed that R buffer is the best one in...

06 January 2021 6,776 1 View

How to standardize and set parameters in the Puller sutter P-97 to get accepted pipette shape and resistance for whole cell recordings on DRG?

We are working on a P-97 puller and we are using it to do whole cell recording in DRG. We have 2 types of pipettes (borosilicate glass ID: 1.1 OD: 1.5 and ID: 0.86 OD: 1.5 ) as it showed in the...

04 January 2021 2,112 6 View

Why dose plasma AngII concentration decrease in AngII infusion mice detected by AngII ELISA kit?

I detect the plasma AngII concentration by AngII ELISA kit (ENZO), the results show that plasma AngII decrease in AngII infusion mice. I check with the kit and find that the kit could recognize...

31 December 2020 8,838 3 View

Is it possible to do piezoelectric coupling in ANSYS-APDL or COMSOL between tapered substrate and rectangular piezoelectric patch?

How to do Piezoelectric coupling in ANSYS-APDL or COMSOL between tapered substrate and rectangular piezoelectric patch? Piezoelectric coupling between the rectangular substrate and rectangular...

02 March 2021 9,833 3 View

How to do buckling analysis in ansys apdl for laminated plate with PZT 5H attached?

I am doing buckling analysis of laminated plate surface bounded with two piezoelectric PZT 5H and axial compressive load is applied. I am getting an error, No ANEL table exists for material 2....

16 February 2021 510 1 View

What is the maximum voltage a piezoelectric PZT layer can handle?

I have a circular PZT layer deposited by PLD method. The dimensions are: 20um diameter and 350nm thick. It has 100nm Pt electrodes sputtered on the top and bottom. I would like to know what is the...

25 January 2021 688 5 View

What can cause laser beam polarisation fluctuations?

Dear colleagues, We have observed large fluctuations in laser power in our setup and traced them down to fluctuations in laser beam polarisation. Attached is a schematic of the relevant part of...

14 January 2021 7,505 4 View

How to match results from based paper and Ansys Workbench in modeling piezoelectric?

Hi guys, I have modeled a laminated composite beam patched with piezoelectric layers in Ansys Workbench, but the results are far away the results reported in base paper. I have attached the...

13 January 2021 7,356 3 View

Matlab code of the differential quadrature method ??

I need a Matlab code of the differential quadrature method to solve the equation of motion of a vibrating piezoelectric beam knowing that I used Euler Bernoulli's model ??

03 January 2021 7,178 3 View

How to convert mV output into MPa?

I am working on acoustic characterization of microbubbles using two transducers arranged at 90 degrees. During calibration, I am receiving response in dBm or mV. How I can know the PNP of my...

14 December 2020 1,814 5 View

Modeling and Simulation of Radial Piezoelectric Transducer?

I need some one working in comsol

10 December 2020 8,442 3 View

How to decrease the difference between the simulation result obtained by comsol and analytical result ?

Hello, I am working on a piezoelectric energy harvester in comsol so I coupled the electrical circuit interface with the piezoelectric device multiphysics. I tried to confirm these results with...

07 December 2020 1,007 2 View

How to deal with a Solver Pivot Error in Ansys (piezoeletric sensors simulation)?

I am trying to simulate the behaviour of a Piezoelectric sensor, positioned behind a plate subjected to ad impact and consequential oscillations. I have set a transient analysis and associate the...

17 November 2020 3,377 3 View