Which is the best silane for making a borosilicate glass surface hydrophobic permanently? and what is the protocol?

Regarding my needs I am looking for a glass coating agent that makes the glass hydrophobic permanently

09 February 2021 3,924 5 View

Chi square test for the over time tested variable ?

16 November 2020 8,291 4 View

Clustering network vehiculer in ns2?

I need to compare my work with the Reservation-Based (RB)code that described in the "Offloading Floating Car data" article. Can anyone give me the its code? I work with ns2 simulator

06 September 2017 3,631 1 View

Is Latent Semantic Indexing/Analysis kind of classification method(discussed in Machine Learning)?

I reviewed several Machine Learning material. None of the books introduces LSI as a classification method.

19 February 2016 3,927 3 View

How to distinguish electronic conductivity from ionic conductivity in mixed oxide conductors?

Experiments like faradic measurements...

10 March 2014 9,162 11 View

Is it still reasonable to use CAPTCHA?

"Completely Automated Public Turing test to tell Computers and Humans Apart" (CAPTCHA) [1][2] are used e.g. to prevent bots from utilizing special web based services for spam and unwanted access....

11 December 2013 704 4 View

How I can model with ANSYS cylendrical vissel made from carbon fiber with epoxy resin?

concentrate with fiber orientation

01 January 1970 8,832 1 View

How extract Coefficients Lattice filter?

Hello; I have just one simple question.Assuming that Y= latcfilt(k,x) is the output of a lattice filter, i search to find the k coefficients using Y. is it possible ? thank you for your answers

01 January 1970 3,895 7 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

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 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

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

Where can I find life cycle inventory or assessment of non woven materials?

Dear network, I am looking for the LCA or LCI or at least the energy balances of the non woven fabrics process for my master project, in specific for natural fibers, yet I have found...

02 March 2021 9,662 1 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 optimize the Size Exclusion Chromatography?

Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...

01 March 2021 2,215 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