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11 January 2021 3,284 3 View

How can we count the number of edges in an edge detected image using canny/sobel algorithm in MATLAB?

I need to process an image for edge detection and then want to count the number of edges in that image.

29 December 2020 5,594 2 View

Which are the vendors who sell commercial SWIR (NIR-II) dyes?

I am searching to find commercial vendors who sell SWIR dyes. I could only find Nirmidas Biotech which sells different NIR-II dyes!

23 December 2020 5,002 3 View

How to get doi of presentation ?

doi of your presentation in the conference

23 December 2020 9,370 2 View

Precipitation of Pcl from polymeric solution ?

We working on PCL nano particles 1).Ketoprofen (10mg)+ dmso(5ml) Pcl (10mg)+ DCM(5ml) 2).Water 10 ml+ 10 mg When we mix both 1+2 after solublization (400 rpm) Why precipitation of polymer occurs?

09 December 2020 5,033 11 View

How to induce doxorubicin resistance in MCF-7 and MDA-MB-231?

I want to establish DOX/R cell line in vitro for the research study.If any one suggest the protocol then it would be a great help.

03 December 2020 9,795 5 View

What is the difference between weak from Ritz method and variational form Ritz method while solving a boundary value problem ?

What is the difference between weak from Ritz method and variational form Ritz method while solving a boundary value problem ? Can all differential equations take variational form ?

18 November 2020 2,341 2 View

What could be the reason for a broad peak of ADC(Antibody Drug Conjugates) using HIC-UV method (Hydrophobic Interaction Chromatography)?

Hi, We are working on DAR (Drug to Antibody Ratio) estimation of ADC using the following HIC-UV method. For some of the unconjugated mab we getting a sharp peak but for our desired mab we are...

15 November 2020 7,359 0 View

Can SEM-EDS give a chemical formula?

I have attached an excel file with the quantification of a mineral I conducted EDS on. I have more excel files of minerals too as I know EDS spectra for only 1 sample will certainly not be...

03 November 2020 6,899 9 View

Can TBDMS protecting group be cleaved under 25% TFA/DCM?

I performed a boc deprotection via 25% TFA/DCM (1 hr) without any workup, which should yield TFA salt as a product. My compound also had a TBDMS group on it. But when I took an NMR, the amine peak...

21 October 2020 4,470 3 View

Does the pressure(-600 mmHg) affects pH?

When I conducted the degassing experiment using decompression under anaerobic condition(and I used ferrous based chelating agent), the oxidized ferric were observerd. So, could you tell me the...

03 March 2021 4,892 5 View

Why can't make aluminum nitride film successfully by use sputter?

We use reactive sputtering process to make aluminum nitride film, and want to make c-axis aluminum nitride film on a silicon substrate, but the crystal orientation cannot be seen with...

03 March 2021 7,975 3 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

Is there any test to determine the cardiovascular risk of patients with obesity? from the perspective of obesity?

We found tests to determine cardiovascular risk taking into account lipid profile, blood pressure, age, history of diabetes, other laboratories. But when weight is involved, there is a paradox. I...

02 March 2021 6,036 1 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

What is the characteristic length to determine the Reynolds number for the scattered turbulent fluid flow?

Dear all, I just saw this example in FB on the difference between laminar flow and turbulent flow. The flow from a pipe hits the sink and scattered. The flow from the pipe is characterized as...

02 March 2021 1,999 5 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

Sutter electrode holder leaking after applying positive pressure. How to fix?

I am using a Sutter electrode holder for my patch clamp experiments, but I'm having trouble keeping positive pressure inside my electrode due to a leak out of the back of the holder. I have added...

02 March 2021 5,829 1 View

How to grow E.coli on the low salt LB agar plate with 50 or 100ug/ml of Blasticidin?

Hello, I would like to ask how to grow E.coli which resists 50 or 100ug/ml of Blasticidin. I have tried many methods by using low salt Luria-Bertain(LB) agar plate. However, no colonies grow. Let...

01 March 2021 2,027 2 View

What SPSS analysis should I run with one IV (with two levels) and two DVs?

Hi, I am trying to figure out which test would be most appropriate to run for the following question: Is there a difference in task blood pressure between smokers and non-smokers? There are two...

01 March 2021 8,235 2 View