Koushik Paul

6 Questions 2 Answers 0 Followers

Questions related from Koushik Paul

What is the value of acoustic attenuation coefficient or absorption coefficient of extracellular matrix (ECM), nucleus, and cytoplasm of a cell?

Hi, I am trying to create a histology based finite element model of human soft tissue for ultrasound analysis. In order to model the ultrasound attenuation at the cellular level, I need to know...

08 December 2020 1,950 0 View

What is the value of dynamic viscosity and bulk viscosity of extracellular matrix (ECM), nucleus, and cytoplasm of cell?

Hi, I am trying to create a histology based finite element model of human soft tissue. In order to model the viscoelasticity at the cellular level, I need to know the dynamic and bulk viscosity of...

20 October 2020 8,952 1 View

What is the appropriate boundary condition in fluid-fluid interface for acoustic propagation?

Hi, I am trying to create a computation model of acoustic plane wave propagation through multiple layers of fluid. What should be the appropriate boundary conditions in my fluid-fluid interface?...

15 October 2020 6,406 1 View

Which COMSOL module should be purchased for high-frequency ultrasound analysis of soft material?

Hi, I am using COMSOL multiphysics 5.3a to model high-frequency ultrasound analysis of soft material. I was coupling Acoustics and Solid Mechanics physics for my modeling. During the simulation,...

24 April 2019 8,006 3 View

How to edit equation in COMSOL?

Hi, I am using COMSOL multiphysics for my acoustic simulation. I want to simplify the the pressure acoustics equation by making some variable value zero. Can anybody please tell me how to that?...

17 April 2019 6,273 8 View

While using pitch-catch method for ultrasound, does the signal pattern have a very little change while going through different material?

Hi, I am doing high frequency ultrasound analysis through pitch-catch mode. I have sent the signal only through air as well as though gel of less thickness (2mm). The pattern of the received...

19 October 2018 5,667 2 View