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Dependence of FWHM of Bragg peaks on sample tilt?

For a series of single crystal thin films (thicknesses between T=20-300 nm) I observe a narrowing of the (444) Bragg peak with increasing T, as expected from the Sherrer formula considering the...

03 August 2020 9,541 2 View

Which prospective observational studies in the field of diabetes do you know?

I am looking for large prospective observational studies for patients with diabetes. No interventions. Just longitudinal assessment. Thank you!

22 September 2019 5,121 2 View

How can I compute a normal vector from a cloud of points that theoretically are on a same surface?

My issue is this: I have a cloud of 3D points from a CT scan. I know that all these points belong to one incomplete surface so I need to add the rest of the points that fit the surface but to do...

11 June 2014 8,409 9 View

Vhb 4910 and carbon black as a electrode have some diference between carbon with pdms?

There is a dopant for the vhb 4910 actuator tapes that have acetylene black or carbon black which is carbon grease (carbon black + pdms) commercially, I am making a robotic actuator but I don't...

30 December 2020 3,144 1 View

If the magnetic direction of any two black holes is made equal. So the capacity of attraction decreases to zero?

If the magnetic direction of any two black holes is made equal. So the capacity of attraction decreases to zero? If it becomes zero. So we can make the ability to magnetize / attract other...

22 December 2020 3,062 4 View

Is there any chemical safe for sea environment, but could be used for repelling planktons and microorganisms?

As an example of Julia Child, whose first receipe was shark repelent, my team and I are looking for some chemicals which wont harm planktons but will help keep planktons from our robot in sea.

20 December 2020 9,616 4 View

How does one combine the basis of Quantum Physics that the information cannot be destroyed with the GR statement that black holes destroy the info?

14 December 2020 7,845 19 View

Quantum information & Black Hole information Paradox?

If quantum information is stored on the Event horizon of the black hole (according to the Holographic principle), What happens to information when black holes evaporate or merge?

02 December 2020 10,029 5 View

Robot that helps clean our seas of microplastics?

My team and I are curently working on a project is focused on preventing microplastics and collecting plastic particles up to 2 * 2mm. Our biggest concern is harming sea life and destroying...

29 November 2020 9,240 5 View

How to verify if a measuring system is working right?

We have 2 machines that test products. Both of these qualify the product to be Good or Bad ( Based on amount of leak ). The final outcome is attribute variable (Good/ Bad) whereas the way we...

16 November 2020 688 7 View

Stephen Crothers Refutation of the Existence of Black Hole?

Why is nobody talking about Stephen Crothers mathematical refutation of the existence of Black Hole from his study of general relativity? He has been very vocal giving presentation at a conference.

11 October 2020 5,260 8 View

Difference between Porous Graphitic Carbon and Graphitized Carbon Black?

Dear to whom it may concern, May I ask you about the difference between porous graphitic carbon (PGC) and graphitized carbon black (GCB) in terms of surface properties, retention mechanisms, and...

10 October 2020 4,478 3 View

Is there any open datasource to study sea level change in parts of Asia?How to predict the rate of SLR for coming 50 years ahead?

I am looking for datasets to study sea level change in parts of Asia since i do not have any field observation. I searched in NASA Sea level portal but it left me confused how to process those...

09 October 2020 9,795 1 View