Concept of "Kohn Anomalies" is a historic background concept, when we deal with the characterization of Graphene sample.
Maybe this might help:
DOI: 10.1016/j.mseb.2010.11.004
Polydimethylsiloxane (PDMS) stamp is used for the deterministic placement of 2D materials and the fabrication of van der Waals heterostructures.
11 December 2019 6,968 3 View
Can you explain in a more practical point of view?
08 September 2019 3,970 3 View
Responsivity is a measure of the electrical output per optical input.
03 April 2019 3,654 7 View
Is there any better technique relative to one reported by Kwon and co-workers, The interfacial segregation growth technique using Graphite powder coating on a poly-crystalline Ni layer (deposited...
01 February 2019 7,832 4 View
Is the processes of stacking the monolayers mechanically and exfoliating a bernal stacked multilayer graphene to yield a perticular microstructure "reversible" in terms of optical and electrical...
01 February 2019 2,242 5 View
Hexagonal lattice of Cu (111) (crystal plane) favors the high quality of CVD grown Graphene. Graphene have preffered orientations and similar crystallographic geometry as that of the underlying...
01 February 2019 2,017 3 View
stacking one layer on another monolayer of graphene in a 'magic angle' changes the properties of the bilayer significantly. Which phenomenon will be responsible for the superconductivity. I...
31 December 2018 2,347 7 View
Is there a way, to get the same electronic structure of the Bilayer graphene and isolated monolayer graphene?
31 December 2018 1,814 8 View
Von- Hove singularities are said to be non-smooth points corresponding to M-points in first B.Z. What do they actually signify?
31 December 2018 4,883 3 View
berry's phase is also said to be a 'spinor property'. why is it so important in solid state physics?
31 December 2018 8,473 3 View
effect of double bond on the flexibility of polymers
07 April 2021 0 0 View
I am writing to request some information for making polymer color flakes. I would appreciate the help.
17 March 2021 0 0 View
In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...
03 March 2021 1,682 3 View
Beginner level books. High level books. Analytical Number Theory. Algebraic Number Theory. Combinatorical Number Theory. Books about partitions. Books about primes.
03 March 2021 7,174 5 View
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
I looking for ferro calcium production process
03 March 2021 1,755 4 View
Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...
02 March 2021 2,431 3 View
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
Hello everyone. Given microstructure image belongs to a 12% ledeburitic cold work tool steel (annealed and tempered). The sample was etched with picral (100 mL ethanol and 4 g picric acid). I...
02 March 2021 4,119 3 View
(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