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

What really is "Prechordal Plate"?

There is too much discrepency among the textbooks of vertebrate embryology. There are two interpretations of the term "Prechordal plate" in different books: It is the cranial most part of the...

24 November 2020 8,537 1 View

Why the Graphene Oxide solution turns green instead of bright yellow in Tour's method?

I am synthesizing Graphene Oxide from Anthracite Coal. Anthracite coal was first pre-treated with 30% HNO3 for 2 hours at 80 oC temperature. Then washed with distilled water several times until...

28 October 2020 8,076 1 View

How to find the % crystallinity from PXRD peaks?

Hi, I want to know how to find the %crystallinity from PXRD peaks. I have a highly amorphous compound where I get a broad peak. For your reference my PXRD looks same as in the following picture.

26 September 2020 6,191 5 View

Simulation of compression testing of a spring?

Hi. I am doing simulation of compression testing of a spring.My experimental and simulation results are same in the linear region. I have tried the simulation with all types of contact behavior...

10 September 2020 1,746 3 View

Streaming & Incremental learning support in Deep Learning frameworks?

As we know that the Deep Learning frameworks, consumed in most business operations, are growing rapidly. I have surveyed that Python, Java and C++ are the most widely used languages for Deep...

29 June 2020 1,144 3 View

Regarding Convalescent Plasma Therapy for COVID-19?

I had a few questions regarding Convalescent Plasma Therapy Why can't we use whole blood rather than convalescent plasma only? or Plasma + WBC (Adoptive cell transfer). This way we will transfer...

10 June 2020 2,361 9 View

If hepatitis B core antigen (HbCAg) is not released into the blood, how Anti-HbCAb Antibody is produced?

Almost all the microbiology textbooks and relevant research articles mention that Hepatitis B core antigen is not released into the blood of the host. It rather interacts with other core antigen...

14 April 2020 5,420 6 View

What is the difference between Qualitative PCR and quantitative PCR (Real-Time PCR) in reference to diagnosis of viral infections?

I know both can detect presence of virus but what is the exact difference between qPCR and qualitative PCR ? How and when is one preffered over the other?

15 March 2020 9,814 4 View

Why traditional (protein/antigen based) vaccines don't trigger a cell mediated immune response ?

Companies like Moderna are working on mRNA based vaccine as they can trigger both cell mediated as well humoral arm of immunity. But why traditional protein based vaccines can't trigger sufficient...

29 February 2020 9,023 3 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

What are the values needed for gabor filter's parameter for cifar10 data?

Hi, I implemented a code to gabor filter cifar10 data but the images after being filtered and stacked are not clear like the original images. I think the problem is in the way I am using the...

03 March 2021 6,317 1 View

What techniques can I use to determine the miscibility of polymer blends?

The term miscibility refers to the single-phase state in thermodynamics. I do not mean the compatibility of different components. To determine the miscibility I know several techniques such as...

03 March 2021 4,107 4 View

Waters 2707 HPLC autosampler problem?

I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...

02 March 2021 1,408 1 View

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

Shall I skip the measurement model in SmartPLS?

Hello everyone, I had run a mediation model in SmartPLS using questionnaires that were already validated among my statistical population. A professor who edited my paper -though she is not...

01 March 2021 3,052 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