Role of passive components in RF transceiver system design?

I am unable to quantify the role of passive components when it is attached with the antenna. For various frequency bands like L,S,C,X the specifications of the active circuits changes but what...

25 August 2020 1,463 4 View

Question on detection of DNA Protein covalent complexes by dot blot. How to achieve reproducubility?

I am trying to detect DNA-protein covalent crosslinks which are induced by my drug treatment. I am following the RADAR assay protocol. Briefly, I am lysing cells using a buffer containing 6M GITC,...

30 July 2020 949 4 View

What are the artificial intelligence models which can apply to estimate river bank erosion potentiality?

I am working with such kind of models

20 July 2020 7,496 4 View

NiNTA turns brown. Why?

Hi, I was doing protein purification today and i observed that my niNTA beads turned brown after i bound my lysate with the beads. I eluted my protein but still the color of the beads were...

13 January 2020 7,338 4 View

What are some good reading materials for a course on Introduction to Qualitative Research?

I am designing an outline for an introductory course on Qualitative Research for PhD students, and looking for research papers (conceptual/empirical) that may be recommended to the scholars.

28 May 2019 2,736 5 View

Protein Purification Problem?

I am working with a protein-12kda; my vector contains 10X His tag My protocol for purification- NOTE- this is from 1 ml sonicated supernatant, used 100ul NiNTA beads. After I collect Flow...

23 May 2019 9,143 8 View

Is there a in-built function in MATLAB for identifying an arbitrary point with a particular voronoi cell?

I have a voronoi cell structure. I also have some arbitrary points. I need to know if there is an in built function in MATLAB to identify which arbitrary point comes under which point's domain of...

09 April 2019 8,770 1 View

What are basic differences between data mining and machine learning?

Can anyone clearly explain the differences between data mining and machine learning and whether a classifier comes under data mining or machine learning (e.g. MLP, SVM etc.)?

31 March 2019 5,888 9 View

Identifying PGE by SEM and XRD. Will it be possible to get more or less same results by the Fire Assay method?

Getting result of SEM and XRD with full positivity in PGE concentration in a gabbro-anorthositic layered complex but not getting full support when analyzed by fire assay method.

14 February 2019 423 3 View

Why do metal nanoparticles produce metal ions in aqueous solutions?

I am working with copper nanoparticles. These nanoparticles are producing Cu2+ ions in PBS. I want to know that whether these ions release is somehow related to the loss of conduction electrons...

06 June 2018 4,977 4 View

What are anisotropic electrical and optical properties of a semiconductor due to?

In some materials, properties such as band gap, thermal conductivity differ along different crystallographic axes. What are the basics?

01 March 2021 1,923 3 View

What could be reason for getting such type of graph for complex impedance in case of polymer blend films?

Its effect appears in real part of ac conductivity also. Can anyone suggest any reason behind it?

26 February 2021 3,487 3 View

Modeling viscosity using model of Chung?

Hello, As part of simulation of gases mixture and water, I need to calculate viscosity of the fluid components and I am using relationships proposed by Chung et al. (1988). The irony is while I...

25 February 2021 8,053 5 View

How can I verify my centrifugal fan design for electric motor cooling?

I have radial blade centrifugal fan design which will be mounted on exhaust side of electric traction motor. The fan will be mounted on same motor shaft inside the housing. How can I verify that...

23 February 2021 2,390 3 View

What is the system of units used in the thermal conductivity by Spitzer and Harm?

23 February 2021 9,253 1 View

Which thermal conductivity test recommended for Ag-Cu nanofluid?

I have prepared Ag-Cu alloy with polymer coating upon it.... how can I measure thermal conductivity of it ?

22 February 2021 5,915 3 View

What is the difference between AC conductivity and DC conductivity? Is AC conductivity = ionic and DC conductivity = electronic?

I am reading papers on batteries and although mostly people have reported ionic conductivity in Scm-1 but some have reported DC conductivity as well I and am confused as to what that is. Any help...

21 February 2021 9,207 6 View

Thermal and mechanical properties of concrete and steel after cooling?

How do the thermal conductivity, specific heat capacity, plastic strain, critical compressive displacement, and thermal expansion of both hot-rolled steel and concrete change after cooling based...

15 February 2021 1,385 5 View

How to calculate electrical conductivity and charge carriers density with DOS and Transmission?

Hi everyone, I'm trying to simulate some graphene nanoribbons to determine their electron mobility. I use DFTB+ for simulation software. With this software I can plot transmission in regards of...

03 February 2021 9,315 3 View

How to choose the electrolyte for (electrochemical impedance spectroscopy) EIS ?

Hi, I am working on a multi cationic material that has Li in it. I wish to measure the conductivity of my sample. We have a 3 electrode system with Ag/AgCl as a ref, platinum, and glassy carbon...

29 January 2021 405 2 View