Can a 35-year-old researcher (from Iran) with 4 ISI articles (IF 2, 2, 1, and 0.3) and IELTS score 6.5 find a job as an Assistant Professor?

Hello every one, Can a 35-year-old researcher (from Iran) with 4 ISI articles (IF 2, 2, 1, and 0.3) and IELTS score 6.5 find a job as a postdocs fellow or an Assistant Professor? The field of...

01 October 2020 6,043 3 View

Lower bound of the second smallest eigenvalue of weighted Laplacian matrices?

Hi All, I am looking for a method that provides a lower bound for the second smallest eigenvalue (the Fiedler eigenvalue) of a weighted Laplacian of an undirected and connected graph. I have seen...

10 May 2020 6,220 6 View

Weird and inconsistent result of sheared chromatin on Bioanalyzer (Chip-Seq)?

Hi, I have done sonication on my formaldehyde-fixed samples, using covaris kit. Then I took a bit of sheared chromatin to test the shearing efficiency. To reverse the cross-link I add RNAseA-...

16 January 2020 2,814 2 View

In Normality Test we shoud use items or variables (that are created by using compute command from items)?

In Normality Test we shoud use items or variables (that are created by using compute command from items)?

20 December 2019 1,059 7 View

Why is nessesary to standardize to a mean zero and unit variance in my work?

My thesis is about relationship between voluntary disclosure and firm value. to measure voluntary disclosure, I use a weighted index that takes into account importance or usefulness of disclosure...

09 June 2019 221 1 View

Fluid mechanics in a solid channel?

I have a fluid mechanics questions. Suppose that we a submillimeter needle that is already inserted in the soft tissue. water can run through this needle if the pump is on. suppose we turn the...

18 April 2019 2,741 3 View

What does negative shear modulus mean in Ogden fit to data?

I am fitting Ogden model to my stress-stretch ratio data (obtained from compression test). The fit looks good but the predicted shear modulus from ogden fit is negative. Does it have any meaning?...

10 March 2019 7,921 6 View

How to download phishing/legitimate websites from PhishTank?

Dear all, I am wondering how to download phishing/legitimate websites from PhishTank or OpenPhish. I need some samples for both phishing and legitimate websites, but where we can download...

16 January 2019 5,440 1 View

What is a medication for treating Alzheimer's disease in humans? What is it used to be injected into a rat?

Alzheimer's disease

09 March 2018 10,013 4 View

UV-Vis test in transmission mode to detect the compatibility or miscibility of two polymers in a blend ?

How can I use the UV-Vis test in transmission mode to detect the compatibility or miscibility of two polymers in a blend and distribution of nanoparticles in the polymer blend? I did UV-Vis test...

30 October 2017 4,817 3 View

Is CD44 degraded in lysosome together with hyaluronan after CD44 mediated endocytosis of hyaluronic acid?

Also when RHAMM binds hyaluronic acid, they get internalized, will RHAMM also be degraded? Or both CD44 and RHAMM will be transferred back to the cell membrane? Asking for breast cancer cell line...

01 March 2021 8,169 2 View

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

Why do a weight decrease for thermal degradation in nitrogen gas condition?

Hi all The question is related to TGA(Thermogravimetric analysis). Thermal degradation easily understood but why do samples weight decrease? altough just binding is broked, the weight of...

26 February 2021 1,100 5 View

Steps to calculate activation energy by coats & redfern method?

I'm a chemistry student and I'm researching the kinetic degradation of mixed plastic waste. I'm having trouble calculating the activation energy by the coats & Redfern method. The data that...

24 February 2021 974 1 View

RNA degraded after good nanodrop readings?

23 February 2021 8,850 2 View

How to Implement Elastoplasticity in a PCL model in COMSOL Multiphysics?

I am using COMSOL Multiphysics 5.5. I am trying to simulate the tensile test of PCL scaffolds. However, regardless of the strain, I have the elastic region all the time which is not true when it...

23 February 2021 4,050 1 View

Mixture neutralization after Boc deprotection ?

I am performing a Boc-deprotection with HCl in organic solvent (dioxane or Ethylacetate) but would like to isolate the free amine. Several problems: - Neutralizing with inorganic base as NEt3...

18 February 2021 3,366 3 View

Onset of Photo Oxidation in Polymers?

Hi! I am looking for some specific information in regards to the minimum amount of UV intensity required to begin the photo degradation process in polymers. I understand each polymer is...

15 February 2021 7,703 4 View

What could be the possible causes of DNA degradation after extraction from 4% gel?

Hi everyone, During small RNA library preparation, I run the samples in 4% agerose gel to select the band corresponding to my target. I established beforehand the protocol and it works fine....

02 February 2021 5,008 2 View

Why degradation of pesticides is maximum at specific pH by using nanoparticles and nanocomposite?

actually, I am degrading pesticides by using inorganic composites the pH of the pesticide in distilled water is neutral the pH of nanocomposite is also neutral then why maximum degradation takes...

23 January 2021 8,775 3 View