14 Questions 29 Answers 0 Followers
Questions related from Alireza Kashir
Hello, I wanted to study the lattice dynamics of less than 20 nm binary oxide thin film. Does anyone know where can I find PM-IRRAS? Polarization-Modulation Infrared Reflection- Absorption...
07 January 2019 3,757 7 View
Hello, What is your suggestion for detecting the frequency of soft mode in thin film? (less than 20 nm) I need to see the change of frequency as the temperature decreases. Thanks
21 August 2018 2,206 2 View
Hello I have fabricated interdigitated electrodes on thin films and measured in plane capacitance. Now I want to calculate the dielectric constant of thin film. How can I do that?
17 January 2018 3,478 6 View
Hello, Please let me know how to measure P-E loop for ferroelectric thin film? (Polarization vs Electric Field) I am using PPMS.
18 December 2017 4,615 4 View
Hello, I wanted to solve the penetration of electric field lines into a hetero-structure thin film in COMSOL and see that how much of field can penetrate into substrate (image is attached) . I am...
06 December 2017 7,825 3 View
Does anyone know what is the advantage of interdigitated electrodes compare to the traditional one? (for measuring in-plane capacitance)
04 December 2017 4,698 3 View
Does anyone know the magnetic structure of Europium Monoxide? I am curious about the magnetic moments alignment! Thanks in advance!
17 November 2017 1,923 4 View
Hello, How can we detect ferroelectricity in a material? Or better to say : How to prove whether a material is ferroelectric or not? Observing a peak in "Dielectric Constant vs Temperature" graph...
08 November 2017 9,856 9 View
Hello, I have deposited a less than 20-nm NiO thin film on SrTiO3 substrate. How can I detect the Neel Temperature of thin film? Thank you so much
23 October 2017 5,519 2 View
Hello, Anyone knows the Magnetic ordering feature in LaMnO3? Is there a superexchange through Oxygens (like in the case of simple MnO) ? By the way, As we know the crystal structure is...
24 July 2017 1,946 2 View
Hello, We have a problem here with AFM (Park System). Everything goes well, but after scanning, the resolution of final image goes up so the saved image is not clear. Usually I use "Print Scrn" to...
10 May 2017 1,384 4 View
Dear all, Is it possible to measure in-plane lattice constant of an epitaxial grown thin film by XRD? How can I do that? Thanks
05 May 2016 1,022 3 View
Hello, I need to study a good review paper on "multiferroics" (published recently) specially with a short explanation of the reason of ferroelectricity in each case. Better to say, I need to gain...
26 April 2016 8,127 16 View
Hi. I want to measure the electrical properties of an insulating 10-nm-thin film deposited on a bottom electrode. How should I deposit the top electrodes? and are the dimensions of top electrodes...
12 April 2016 4,377 10 View
