How to calculate the Chern number?

I would like to learn how to calculate the Chern number by following a paper in 2005 by Fukui et al., (JPSJ 74 1674). However, based on their arguments, their method seems to be used when all...

01 January 1970 6,823 1 View

Can polymer concentrations be calculated based on the number average molecular weight?

Hello, I spin-cast two different polymers onto wafers and measure their height as a function of initial concentration. For polymer A, I have the weight-average molecular weight (Mw) as well as...

28 February 2021 7,882 2 View

RIA. How to measure?

When you use RIA, with a control the unknown sample with antibodies, you bare in mind the binding sites of the antibodies. However you still need to measure labelled antigen (radioactive) and not...

28 February 2021 2,133 3 View

How to add missing citation?

Dear colleagues, I have found that many authors have a concern regarding their missing citation in RG because often citation in RG is lower than google scholars. I also missed some citation...

26 February 2021 928 6 View

Centrality measures computation in Biblioshiny/ Vosviewer?

26 February 2021 7,279 2 View

How to resolve Gaussian error termination " Error termination via Lnk1e in F:\G16W\l103.exe" for TS(QST3)?

When I run the job for TS(QST3) in gaseous phase, it was completed without any error. But when I add water in CPCM model it terminated with an error: Inconsistency: ModMin= 2 Eigenvalue=...

21 February 2021 3,198 2 View

How to call both UMAT and UEL together in Abaqus?

I have a model with bulk material (matrix) and inclusions and cohesive interface elements between both. For the bulk material, I have implemented a UMAT and for the cohesive interface elements, I...

20 February 2021 1,286 2 View

Using the Pfaffl method: Is it possible that the ratio of the calibrator does not equal 1?

Hi all, I have a question regarding calculations using the Pfaffl method. I have 3 groups per experiment: 1 control group (calibrator) and 2 treatment groups with 6 to 7 biological repeats per...

19 February 2021 8,351 2 View

What is the best temperature to coat an ELISA plate?

Hello, I want to control the temperature of my ELISA plate during incubations to get consistent results. In general, what is the best temperature to coat the plate with antibody? I have been...

16 February 2021 2,377 7 View

Can Immunogenic BNT162b vaccines protect HUMANS from SARS-CoV-2?

"A safe and effective vaccine against COVID-19 is urgently needed in quantities sufficient to immunise large populations. We report the preclinical development of two BNT162b vaccine candidates,...

11 February 2021 6,628 9 View

Measurement of water retention in organic substrates without a pressure plate?

Hello, I'm trying to measure the physical and hydrological properties of organic substrate media. Currently, I'm referring The book Soil sampling and Methods of Analysis by Carter and Gregorich....

09 February 2021 3,233 8 View