Results 11 to 20 of about 436,378 (230)

Polymeric/Dextran Wafer Dressings as Promising Long-Acting Delivery Systems for Curcumin Topical Delivery and Enhancing Wound Healing in Male Wistar Albino Rats

open access: yesPharmaceuticals, 2022
Curcumin is the main active constituent in turmeric, and it is one of the biopolyphenolic compounds. A cumulative body of research supports the use of curcumin in the treatment of wounds, yet poor water solubility and lack of therapeutic dose ...
Adel Al Fatease   +7 more
doaj   +1 more source

Large-area integration of two-dimensional materials and their heterostructures by wafer bonding

open access: yesNature Communications, 2021
Integrating two-dimensional (2D) materials into semiconductor manufacturing lines is essential to exploit their material properties in a wide range of application areas.
A. Quellmalz   +15 more
semanticscholar   +1 more source

On the Complexity of Wafer-to-Wafer Integration [PDF]

open access: yesDiscrete Optimization, 2015
In this paper we consider the Wafer-to-Wafer Integration problem. A wafer is a p-dimensional binary vector. The input of this problem is described by m disjoints sets (called “lots”), where each set contains n wafers. The output of the problem is a set of n disjoint stacks, where a stack is a set of m wafers (one wafer from each lot).
Duvillié, Guillerme   +4 more
openaire   +7 more sources

100-GHz Transistors from Wafer-Scale Epitaxial Graphene [PDF]

open access: yesScience, 2010
The maximum switching frequency of these devices exceeds that of silicon transistors with similar gate-electrode dimensions. The high carrier mobility of graphene has been exploited in field-effect transistors that operate at high frequencies ...
Yu-Ming Lin   +6 more
semanticscholar   +1 more source

Integrated wafer-scale ultra-flat graphene by gradient surface energy modulation

open access: yesNature Communications, 2022
The integration of large-scale two-dimensional (2D) materials onto semiconductor wafers is highly desirable for advanced electronic devices, but challenges such as transfer-related crack, contamination, wrinkle and doping remain.
Xingyong Gao   +21 more
semanticscholar   +1 more source

Wafer-scale low-loss lithium niobate photonic integrated circuits. [PDF]

open access: yesOptics Express, 2020
Thin-film lithium niobate (LN) photonic integrated circuits (PICs) could enable ultrahigh performance in electro-optic and nonlinear optical devices. To date, realizations have been limited to chip-scale proof-of-concepts.
K. Luke   +5 more
semanticscholar   +1 more source

On the Effects of Balun on Small Antennas Performance for Animal Health- Monitoring and Tracking

open access: yesAdvanced Electromagnetics, 2021
This paper presents the performance evaluation of a sleeve Balun integration in the design of a flexible loop antenna for wildlife health monitoring and tracking applications. To verify the design concept, an experimental antenna is designed, fabricated,
A. Alemaryeen, S. Noghanian
doaj   +3 more sources

Material Removal Model for Lapping Process Based on Spiral Groove Density

open access: yesApplied Sciences, 2021
The increasing demand for single-crystal wafers combined with the increase in diameter of semiconductor wafers has warranted further improvements in thickness variation and material removal rate during lapping to ensure price competitiveness of wafers ...
Taekyung Lee   +5 more
doaj   +1 more source

VCSEL Quick Fabrication for Assessment of Large Diameter Epitaxial Wafers

open access: yesIEEE Photonics Journal, 2022
Stripped-back representative VCSEL devices with a simple fabrication process that very closely approaches the performance of standard BCB-planarised devices have been produced. These VCSEL Quick Fabrication (VQF) devices achieve threshold currents only 0.
Jack Baker   +8 more
doaj   +1 more source

Number Determination of Successfully Packaged Dies Per Wafer Based on Machine Vision

open access: yesMachines, 2015
Packaging the integrated circuit (IC) chip is a necessary step in the manufacturing process of IC products. In general, wafers with the same size and process should have a fixed number of packaged dies.
Hsuan-Ting Chang   +2 more
doaj   +1 more source

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