Dear Scholars, do you have the latest data (1982 to 2019/2020) of ICRG (International Country Risk Guide)?

Dear Respected Scholars, I am in need of the latest data set (1982 to 2019/20) of ICRG. I would be grateful If you share those data with me. My email address: [email protected],...

13 February 2021 2,631 1 View

What is the best analytical software for XRD data?

How can I determine any phase from the powder XRD data and how can I determine the morphous or amorphous state of the sample from XRD data?

09 February 2021 7,867 5 View

How often machine learning is used for STEM research nowadays?

I am an undergrad physics student. Nowadays, I observe a tendency among physicists to learn machine learning. Surely, it's highly useful to know ML when you have to deal with tons of data from...

14 January 2021 6,431 4 View

How to segregate electrode-dielectric and dielctric-dielctric interface polarization after Capacitance VS Freq. measurement using impedance analyzer?

After measuring the capacitance vs frequency for my MIM capacitor consisting of alternate layers of TiO2 &Al2O3 , there is a rise in capacitance value of ~ 20-160 nF at 100 hz, starting to...

17 December 2020 7,786 3 View

Will the wider bandgap be at the core or outer layer of radial sc?

I am simulating a radial p+AlGaAs-pGaAs- n+GaAs Solar cell. AlGaAs has the wider band gap. I want to know if and how it matters whether tha AlGaAs is at the core or the outside. I know in tandem...

06 November 2020 9,293 4 View

What if I can't find k values for n,k files in Atlas, Silvaco ?

Hello, I am looking for simulating GaAs(x)N(1-x) Material is Atlas, But I am not able to find the k values to give in the n,k index files, but I have the data for n. What should I do?

30 July 2020 7,912 2 View

Can anybody please send me MatLab code for oppotion based PSO/BBO?

Opposition based learning

05 April 2020 659 4 View

How can I measure the amount of essential oil and tannic acid uptake in nanoparticles like chitosan, silica by Thermogravimetric analysis (TGA)?

I want to measure the Essential oil and tannic acid uptake in nanoparticles like Chitosan, silica by TGA. Can anyone provide me a protocol for that?

14 February 2020 5,749 2 View

Working on cryogenic micromachining and polymer behavior at Tg. Can anyone suggest some book or information source to know deep about this topic ?

1. LATEST RESEARCH TREND ON CRYOGENIC MACHINING 2. POLYMER BEHAVIOR BELOW GLASS TRANSITION TEMPERATURE

23 January 2020 4,482 2 View

What is Bait/Hit role type in Biogrid gene interactors table?

Please find below the interactors table for gene GNB2 from BIOGrid. The Role column provides a sense of directionality to the interactor mentioned in column 1. Can anyone kindly clarify the...

29 October 2019 4,089 1 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 is involved in morphological changes of SEM images of a substance?

In the sem analysis of CaCO3 nanaoparticles, the morphology images showed spherical shaped particles but the proposed morphology for these type of nanoparticles is trigonal. I prepared the...

01 March 2021 1,960 4 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