Search Results - "Tillocher, Thomas"
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1
Comparison between Bosch and STiGer Processes for Deep Silicon Etching
Published in Micromachines (Basel) (01-10-2021)“…The cryogenic process is well known to etch high aspect ratio features in silicon with smooth sidewalls. A time-multiplexed cryogenic process, called STiGer,…”
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2
Novel Method Based on Spin-Coating for the Preparation of 2D and 3D Si-Based Anodes for Lithium Ion Batteries
Published in ChemEngineering (01-09-2017)“…The present study describes a novel strategy for preparing thin Silicon 2D and 3D electrodes for lithium ion batteries by a spin coating method. A homogeneous…”
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3
Scalloping removal on DRIE via using low concentrated alkaline solutions at low temperature
Published in Sensors and actuators. A. Physical. (01-11-2011)“…The scalloping removal on the silicon via sidewalls after a Deep Reactive Ion Etching (DRIE) by the so-called STiGer process has been achieved using a low…”
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4
Atomic layer etching of gallium nitride using fluorine-based chemistry
Published in Journal of vacuum science & technology. A, Vacuum, surfaces, and films (01-05-2023)“…Atomic layer etching (ALE) of GaN on silicon substrates has been investigated using fluorine-based chemistry. The ALE process used for this study consists of a…”
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5
Morphology control in thin films of PS:PLA homopolymer blends by dip-coating deposition
Published in Applied surface science (30-01-2017)“…[Display omitted] •A process to control the morphology of polymer blends thin film is described.•It is based on the use of dip-coating at various withdrawal…”
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6
Conformal coating by liquid route on three-dimensional topology
Published in The European physical journal. ST, Special topics (01-12-2022)“…We demonstrated a new approach to the production of three-dimensional-coated patterns using the liquid route. Metallic perovskite oxides were coated onto…”
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Cryo atomic layer etching of SiO 2 by C F8 physisorption followed by Ar plasma
Published in Applied physics letters (07-10-2019)Get full text
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8
Cryogenic nanoscale etching of silicon nitride selectively to silicon by alternating SiF 4 /O 2 and Ar plasmas
Published in Journal of vacuum science & technology. A, Vacuum, surfaces, and films (01-09-2022)“…This article first presents quasi- in situ XPS measurements on Si 3 N 4 and a-Si samples after exposure to an SiF 4 /O 2 plasma at different cryogenic…”
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9
Mechanism understanding in cryo atomic layer etching of SiO2 based upon C4F8 physisorption
Published in Scientific reports (11-01-2021)“…Cryogenic Atomic Layer Etching (cryo-ALE) of SiO 2 based on alternating a C 4 F 8 molecule physisorption step and an argon plasma step, has been enhanced…”
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10
Combined analysis methods for investigating titanium and nickel surface contamination after plasma deep etching
Published in Surface and interface analysis (01-02-2022)“…Plasma etching techniques can result in damage and contamination of materials, which, if not removed, can interfere with further processing. Therefore,…”
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11
Polymer masks for structured surface and plasma etching
Published in Applied surface science (30-03-2015)“…•Sub-micrometric silicon structures were prepared by cryogenic plasma etching.•Polymer templates based on phase-separated films of PS/PLA were used.•Silica…”
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12
Concurrent effects of wafer temperature and oxygen fraction on cryogenic silicon etching with SF6/O2 plasmas
Published in Plasma processes and polymers (01-09-2017)“…Cryogenic plasma etching is a promising technique for high‐control wafer development with limited plasma induced damage. Cryogenic wafer temperatures…”
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13
Concurrent effects of wafer temperature and oxygen fraction on cryogenic silicon etching with SF 6 /O 2 plasmas
Published in Plasma processes and polymers (01-09-2017)Get full text
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14
Damage-free plasma etching of porous organo-silicate low-k using micro-capillary condensation above −50 °C
Published in Scientific reports (30-01-2018)“…The micro-capillary condensation of a new high boiling point organic reagent (HBPO), is studied in a periodic mesoporous oxide (PMO) with ∼34 % porosity and…”
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15
Low-k integration: Gas screening for cryogenic etching and plasma damage mitigation
Published in Frontiers of chemical science and engineering (01-09-2019)“…The integration of porous organo-silicate low- k materials has met a lot of technical challenges. One of the main issues is plasma-induced damage, occurring…”
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16
The role of physisorption in the cryogenic etching process of silicon
Published in Japanese Journal of Applied Physics (01-06-2019)“…The growth mechanism of the passivation layer in the cryogenic process used for silicon deep etching is explored experimentally in an inductively coupled…”
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17
Modification of poly(styrene) thin films and enhancement of cryogenic plasma etching resistance by ruthenium tetroxide vapor staining
Published in Polymer (Guilford) (12-10-2015)“…Poly(styrene) thin films, typically 80 nm thick, were stained using ruthenium tetroxide vapors and studied using AFM, XPS, ToF-SIMS, ellipsometry and tested as…”
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18
Novel Method Based on Spin-Coating for the Preparation of 2D and 3D Si-Based Anodes for Lithium Ion Batteries
Published in ChemEngineering (27-07-2017)“…The present study describes a novel strategy for preparing thin Silicon 2D and 3D electrodes for lithium ion batteries by a spin coating method. A homogeneous…”
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19
Parametric study of STiGer etching process in order to reduce extended formation of scalloping defects on the sidewalls of silicon submicron trenches
Published in Vacuum (01-11-2016)“…A first study was carried out to define the appropriate parameters to create a passivation layer by SiF4/O2 plasma that resists lateral chemical etching by SF6…”
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20
High aspect ratio etched sub-micron structures in silicon obtained by cryogenic plasma deep-etching through perforated polymer thin films
Published in Micro and Nano Engineering (01-11-2018)“…Cryogenic plasma deep-etching for silicon sub-micron structures was studied with the use of modified poly(styrene) (PS) perforated masks obtained from…”
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