Segregation of materials in double precursor electron-beam-induced-deposition: a route to functional magnetic nanostructures

2015 ◽  
Vol 26 (37) ◽  
pp. 375302 ◽  
Author(s):  
M J Perez-Roldan ◽  
F Tatti ◽  
P Vavassori ◽  
A Berger ◽  
A Chuvilin
2021 ◽  
Vol 7 (10) ◽  
pp. 140
Author(s):  
Javier Pablo-Navarro ◽  
Soraya Sangiao ◽  
César Magén ◽  
José María de Teresa

The fabrication of nanostructures with high resolution and precise control of the deposition site makes Focused Electron Beam Induced Deposition (FEBID) a unique nanolithography process. In the case of magnetic materials, apart from the FEBID potential in standard substrates for multiple applications in data storage and logic, the use of this technology for the growth of nanomagnets on different types of scanning probes opens new paths in magnetic sensing, becoming a benchmark for magnetic functionalization. This work reviews the recent advances in the integration of FEBID magnetic nanostructures onto cantilevers to produce advanced magnetic sensing devices with unprecedented performance.


2016 ◽  
Vol 49 (24) ◽  
pp. 243003 ◽  
Author(s):  
J M De Teresa ◽  
A Fernández-Pacheco ◽  
R Córdoba ◽  
L Serrano-Ramón ◽  
S Sangiao ◽  
...  

2014 ◽  
Vol 23 (8) ◽  
pp. 088111 ◽  
Author(s):  
Jing-Yue Fang ◽  
Shi-Qiao Qin ◽  
Xue-Ao Zhang ◽  
Dong-Qing Liu ◽  
Sheng-Li Chang

2008 ◽  
Vol 14 (S2) ◽  
pp. 242-243
Author(s):  
P Kruit ◽  
W van Dorp ◽  
K Hagen ◽  
PA Crozier

Extended abstract of a paper presented at Microscopy and Microanalysis 2008 in Albuquerque, New Mexico, USA, August 3 – August 7, 2008


2018 ◽  
Vol 9 ◽  
pp. 1220-1227 ◽  
Author(s):  
Caspar Haverkamp ◽  
George Sarau ◽  
Mikhail N Polyakov ◽  
Ivo Utke ◽  
Marcos V Puydinger dos Santos ◽  
...  

A fluorine free copper precursor, Cu(tbaoac)2 with the chemical sum formula CuC16O6H26 is introduced for focused electron beam induced deposition (FEBID). FEBID with 15 keV and 7 nA results in deposits with an atomic composition of Cu:O:C of approximately 1:1:2. Transmission electron microscopy proved that pure copper nanocrystals with sizes of up to around 15 nm were dispersed inside the carbonaceous matrix. Raman investigations revealed a high degree of amorphization of the carbonaceous matrix and showed hints for partial copper oxidation taking place selectively on the surfaces of the deposits. Optical transmission/reflection measurements of deposited pads showed a dielectric behavior of the material in the optical spectral range. The general behavior of the permittivity could be described by applying the Maxwell–Garnett mixing model to amorphous carbon and copper. The dielectric function measured from deposited pads was used to simulate the optical response of tip arrays fabricated out of the same precursor and showed good agreement with measurements. This paves the way for future plasmonic applications with copper-FEBID.


2015 ◽  
Vol 26 (47) ◽  
pp. 475701 ◽  
Author(s):  
F Porrati ◽  
M Pohlit ◽  
J Müller ◽  
S Barth ◽  
F Biegger ◽  
...  

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