Field emitter electrostatics: a review with special emphasis on modern high-precision finite-element modelling
TA de Assis, FF Dall'Agnol… - Journal of Physics …, 2022 - iopscience.iop.org
This review of the quantitative electrostatics of field emitters, covering analytical, numerical
and'fitted formula'approaches, is thought the first of its kind in the 100 years of the subject …
and'fitted formula'approaches, is thought the first of its kind in the 100 years of the subject …
Manufacturing of high-conductivity carbon nanotube fibers and extensible coils by immersed extrusion
Inspired by methods of wet fiber spinning, we introduce a process using a 3D printer to
create dense carbon nanotube (CNT) fibers and extensible coils with metal-like DC specific …
create dense carbon nanotube (CNT) fibers and extensible coils with metal-like DC specific …
Optimizing field-emission devices: Advancements in stability and performance with well-oriented and dense integrated carbon nanotube assemblies
Carbon nanotubes (CNTs) are attracting widespread interest as electron emitters due to
their superior field emission properties. However, the correlation between the microstructural …
their superior field emission properties. However, the correlation between the microstructural …
Role of finite probe size in measuring growth exponent in film deposition
PM Amorim, EE Mozo Luis, FF Dall'Agnol… - Journal of Applied …, 2023 - pubs.aip.org
We use computer simulations to investigate the effects of the tip diameter of an electrostatic
force microscope (EFM) operating at a constant force on the extraction of the growth …
force microscope (EFM) operating at a constant force on the extraction of the growth …
[HTML][HTML] Strongly anisotropic field emission from highly aligned carbon nanotube films
The field electron emission properties of carbon nanotube (CNT) films composed of densely
packed and highly aligned CNTs were investigated. The CNT films were produced by a …
packed and highly aligned CNTs were investigated. The CNT films were produced by a …
Maximizing the notional area in single tip field emitters
SV Filippov, FF Dall'Agnol, EO Popov, AG Kolosko… - Ultramicroscopy, 2024 - Elsevier
One of the critical aspects in advancing high-brightness field emitter devices is determining
the conditions under which single-tip emitters should be constructed to optimize their …
the conditions under which single-tip emitters should be constructed to optimize their …
[HTML][HTML] Field emitter electrostatics: Efficient improved simulation technique for highly precise calculation of field enhancement factors
When solving the Laplace equation numerically via computer simulation, in order to
determine the field values at the surface of a shape model that represents a field emitter, it is …
determine the field values at the surface of a shape model that represents a field emitter, it is …
Pointwise fabrication and fluidic shaping of carbon nanotube field emitters
CE Owens, J Ludwick, JY Ma… - … Conference on Solid …, 2021 - ieeexplore.ieee.org
We introduce a new method for fabricating fiber-like field emitters using pointwise deposition
of aqueous suspensions of carbon nanotubes (CNTs). Liquid ink is held between a flat base …
of aqueous suspensions of carbon nanotubes (CNTs). Liquid ink is held between a flat base …
Maximizing the performance of a field emission device by profiling the emitter's height distribution
SV Filippov, FF Dall'Agnol, EO Popov… - Journal of Vacuum …, 2023 - pubs.aip.org
Electrostatic depolarization in clusters of emitters regularly spaced and with uniform height
causes the emission to concentrate on the outer corners, suppressing the relative emission …
causes the emission to concentrate on the outer corners, suppressing the relative emission …
Using static linear response theory to describe field emission field enhancement and a field-induced insulator-conductor transition
CP de Castro, TA de Assis, R Rivelino… - Journal of Vacuum …, 2021 - pubs.aip.org
Experiments on field electron emission (FE) of single carbon nanotubes (CNTs) indicate that
they exhibit a nearly linear Fowler–Nordheim plot, and the field enhancement factor (FEF) …
they exhibit a nearly linear Fowler–Nordheim plot, and the field enhancement factor (FEF) …