30 July 2024 1 9K Report

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More Sadhana Matth's questions See All
How to measure the Eh redhox potential in a soil sample?

please suggest me a reliable protocol

15 April 2024 7,953 1 View

XPS peak fitting: Must satellite peak areas be accounted for, while calculating oxide thickness?

Subject: XPS peak fitting with satellite peaks I am currently working on peak fitting Sn3d spectra that include satellite peaks (see attached figure). My aim is to calculate oxide thickness by...

02 October 2023 3,791 1 View

How to calculate RNA encapsulation efficiency?

How can we determine the amount of two different RNA (example: siRNA and mRNA) when co-encapsulated in a single nanoparticle? We have been trying with ribogreen but it gives the total RNA estimate!

22 August 2023 7,543 2 View

Is A4/Fuk cell lines metabolically active?

I have cultured A4/Fuk cell lines and it looked healthy in T75 flasks. I seeded for drug screening and growth curve. The cell count in growth curve in next day showed that there is no growth of...

06 February 2019 575 3 View

Dear researchers, kindly suggest ideal pressure value for vacuum drying at 50 degree C?

irrespective of the size and type of food sample, shall it be exactly 2.958 in Hg or nearest, per triple point of water so assisting in vaporization of water? As the pressure reads 2.958 in Hg...

14 February 2018 9,259 1 View

What would be the best pre-treatment for drying a protein hydrogel?

Protein hydrogel such as cheese, egg, paneer or tofu

05 February 2018 2,804 2 View

At 121 degree C, the bacterial count remaining after 60 sec and 135 sec are 2000 and 300 respectively. What would be the D-value of this bacteria?

What would be the processing time (in minutes) to kill 99.99% bacteria at 121 degree C.

24 January 2018 9,464 3 View

Did anyone tried using liquid nitrogen for freezing before freeze-drying..Will such flash freezing improve the drying behaviour??

Can cryogenic freezing be used instead of blast freezing for freeze-drying of foods?

09 October 2017 9,145 5 View

How to resolve error during MELODIC group analysis?

Hello I have been trying MELODIC group analysis and get error after completing and didn't get final group ICA: child process exited abnormally> while executing> "fsl:exec "${FSLDIR}/bin/feat...

21 August 2017 4,541 1 View

MEGA-PRESS sequence in 3T MRI system (Siemens prisma )

Is MEGA-PRESS sequence is available in 3T MRI system (Siemens prisma )? If yes, then what is the name of the sequence in Siemens Prisma?

02 August 2017 7,846 4 View

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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

Can we eliminate the stress singularity at the tip of the crack by manipulating the elastic constants?

The aim of the research here is to prevent the propagation of the crack in the fabricated elastic medium with useful applications.

25 July 2024 9,976 3 View

How can we simulate(with FEM) the shape of Mobius strip using Abaqus Learning edition?

Aim is to simulate the shape of Mobius strip (an elastic ribbon) in simple way ( using Abaqus Learning edition). In literature, Mobius strip is modeled as Kirchhoff Rod / Cosserat plate. But, such...

15 July 2024 4,388 1 View

Why my simulation results are showing too much deformation compared to experimental result?

I performed fea on tensile dog bone specimen using ANSYS static structural and also tried using ANSYS explicit dynamics. In experimental result the load is 500 N and deformation is 0.6 mm...

13 July 2024 3,631 4 View

How closely does an elastic sheet conform to what's below it?

See the attached file for an illustration of this problem. Consider an elastic sheet S (orange) that’s laying atop a solid base B (blue). The sheet is under tension (arrows) and is held to the...

30 June 2024 747 4 View

Inquiry Regarding Higher-Order Shear Deformation Theory (HSDT) and First-Order Shear Deformation Theory (FSDT)?

Dear All, I am writing to solicit your expertise regarding the application of Higher-Order Shear Deformation Theory (HSDT) and First-Order Shear Deformation Theory (FSDT) for structural...

22 June 2024 7,751 5 View

What is the difference between creep deformation and stress relaxation ?

I understand the basic definition for both. I found a literature to describe both of them. In the paper, they states: If a stress is applied to a concrete body, the body experiences an elastic...

19 June 2024 525 3 View

Can cross-slip, twinning and fracture systems, under applied loadings, receive the same mathematical theory?

Cross-slip, twinning and fracture are major deformation modes adopted by loaded materials. It appears sound that these apparently different deformation mechanisms can be analysed on the equal manner!

15 June 2024 8,477 3 View

Why is stiffness of structure reduced in pushover after gravity case?

So I have a structure with a pile foundation and a gravity load acting on the structure. The demand curve is drawn by running an elastic analysis. Pile-Soil is modelled as p-y, t-z, and q-z...

14 June 2024 5,220 0 View

Analysis of Tensile Test Results Without Using an Extensometer?

I conducted a tensile test to analyze the strength of a welded joint and to implement an FEM model. Due to the high hardness of the base material, slippage between the grip and the base material...

10 June 2024 5,736 6 View

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