Single mask fabrication process of vacuum microelectronics components and preliminary characterization results

Author(s):  
A. Phommahaxay ◽  
G. Lissorgues ◽  
T. Bourouina ◽  
P. Nicole
Materials ◽  
2020 ◽  
Vol 13 (15) ◽  
pp. 3331 ◽  
Author(s):  
Ainhoa Riquelme ◽  
Pilar Rodrigo ◽  
María Dolores Escalera-Rodríguez ◽  
Joaquín Rams

Preliminary characterization of the microstructure of Al/SiCp composites prepared by Laser Metal Deposition (LMD) was analyzed, and the microhardness and wear behavior of the materials manufactured have been evaluated. It has been determined that the combined effect of the laser speed and power is decisive for the fabrication process. The microstructure characterization shows that the presence of hygroscopic Al4C3 can be avoided by adding Ti to the composite matrix. The wear behavior of the LMD samples and their microhardness have been compared with Powder Metallurgy samples with the same composition. The LMD samples showed higher hardness and wear resistance.


1997 ◽  
Vol 4 (1) ◽  
pp. 7-11 ◽  
Author(s):  
K. Suzuki ◽  
S. Sugiyama

Author(s):  
Agnieszka Zawadzka ◽  
Joanna Prazmowska ◽  
Regina Paszkiewicz

2014 ◽  
Author(s):  
Keisuke Yagawa ◽  
Kunihiro Ugajin ◽  
Machiko Suenaga ◽  
Yoshihito Kobayashi ◽  
Takeharu Motokawa ◽  
...  

Micromachines ◽  
2020 ◽  
Vol 11 (12) ◽  
pp. 1087
Author(s):  
Alessio Buzzin ◽  
Serena Cupo ◽  
Ennio Giovine ◽  
Giampiero de Cesare ◽  
Nicola Pio Belfiore

This paper presents the development of a multi-hinge, multi-DoF (Degrees of Freedom) nanogripper actuated by means of rotary comb drives and equipped with CSFH (Conjugate Surface Flexure Hinges), with the goal of performing complex in-plane movements at the nanoscale. The design approach, the simulation and a specifically conceived single-mask fabrication process are described in detail and the achieved results are illustrated by SEM images. The first prototype presents a total overall area of (550 × 550) μm2, an active clamping area of (2 × 4) μm2, 600 nm-wide circular curved beams as flexible hinges for its motion and an aspect ratio of about 2.5. These features allow the proposed system to grasp objects a few hundred nanometers in size.


2013 ◽  
Author(s):  
Ali B. Alamin Dow ◽  
Adel Gougam ◽  
Nazir P. Kherani ◽  
I. W. Rangelow

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