Results 91 to 100 of about 35,175 (290)

Micromachined Millimetre-Wave Passive Components at 38 and 77 GHz [PDF]

open access: yes, 2009
A precision micro-fabrication technique has been developed for millimetre-wave components of air-filled three-dimensional structures, such as rectangular coaxial lines or waveguides.
Huang, F.   +4 more
core  

Silicon dual pillar structure with a distributed Bragg reflector for dielectric laser accelerators: Design and fabrication

open access: yes, 2018
Dielectric laser accelerators (DLAs) have proven to be good candidates for miniaturized particle accelerators. They rely on micro-fabricated dielectrics which are able to modulate the kinetic energy of the incoming electron beam under a proper laser ...
Boine-Frankenheim, Oliver   +7 more
core   +1 more source

Furan‐Substituted Phosphine‐Oxide as an Efficient Interfacial Modifier for Wide‐Bandgap Perovskite Solar Cells

open access: yesAdvanced Functional Materials, EarlyView.
We report phosphine‐oxide interlayers for wide‐bandgap perovskite solar cells, in which tuned P = O Lewis basicity enables selective passivation of buried NiOx/perovskite interfaces and introduces interfacial dipoles that strengthen the built‐in field.
JeeHee Hong   +6 more
wiley   +1 more source

New DRIE-Patterned Electrets for Vibration Energy Harvesting

open access: yesEPJ Web of Conferences, 2012
This paper is about a new manufacturing process aimed at developing stable SiO2/Si3N4 patterned electrets using a Deep Reactive Ion Etching (DRIE) step for an application in electret-based Vibration Energy Harvesters (e-VEH).
Chaillout J.-J.   +3 more
doaj   +1 more source

Modelling and Fabrication of Micro-SOFC Membrane Structure

open access: yesMedžiagotyra, 2014
Fabrication process of micro-SOFC membrane structure using the bulk micromachining of silicon technique with SiO2 and Si3N4 sacrificial layers is presented in this study.
Brigita ABAKEVIČIENĖ   +6 more
doaj   +1 more source

UV-Nanoimprint and Deep Reactive Ion Etching of High Efficiency Silicon Metalenses: High Throughput at Low Cost with Excellent Resolution and Repeatability. [PDF]

open access: yesNanomaterials (Basel), 2023
Dirdal CA   +8 more
europepmc   +1 more source

Atomic Layer Deposition in Transistors and Monolithic 3D Integration

open access: yesAdvanced Functional Materials, EarlyView.
Transistors are fundamental building blocks of modern electronics. This review summarizes recent progress in atomic layer deposition (ALD) for the synthesis of two‐dimensional (2D) metal oxides and transition‐metal dichalcogenides (TMDCs), with particular emphasis on their enabling role in monolithic three‐dimensional (M3D) integration for next ...
Yue Liu   +5 more
wiley   +1 more source

Fabrication scheme for dense aquatic flow sensor arrays [PDF]

open access: yes, 2008
A fabrication scheme to realize dense arrays of flexible, closed membranes with a small gap separating them from the substrate is presented. These membranes are the first step towards aquatic hair based flow sensors biomimicking fish lateral line ...
Berenschot, J.W.   +6 more
core   +1 more source

Nanostructuring lithium niobate substrates by focused ion beam milling

open access: yes, 2005
We report on two novel ways for patterning Lithium Niobate (LN) at submicronic scale by means of focused ion beam (FIB) bombardment. The first method consists of direct FIB milling on LiNbO3 and the second one is a combination of FIB milling on a ...
A. Sabac   +11 more
core   +4 more sources

Revealing the Hidden Role of Cd in p‐Type Mg3Sb2: Enhanced Thermoelectric Performance by Grain Boundary Segregation Engineering

open access: yesAdvanced Functional Materials, EarlyView.
The hidden role of Cd segregation at grain boundaries is revealed in p‐type Mg3Sb2 by atom probe tomography and other advanced characterizations. Grain boundary Cd enrichment suppresses the SbMg+ hole‐killer formation and lowers potential barriers, enhancing electrical conductivity.
Zhou Li   +12 more
wiley   +1 more source

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