Results 31 to 40 of about 3,079 (181)

Microscale 3D‐Printed Digital Strain Switches for Embedded Mechanical Computation

open access: yesAdvanced Materials Technologies, EarlyView.
Microscale 3D‐printed strain switches on flexible films convert deformation into native digital signals at geometry defined thresholds. A closed form model predicts switching from 3000 to 15 000 microstrain and is validated across 110 devices. Reliable ohmic closure and strain activated AND, OR, and XOR logic point toward low‐power mechanical ...
Regan Kubicek   +3 more
wiley   +1 more source

Regulating Droplet Dynamics via Wormlike Micelle Networks: From Splash Suppression to Precise Confined Spreading

open access: yesAdvanced Science, EarlyView.
As displayed in Graphical Abstract image.tif, a molecular‐design strategy precisely tailors high‐speed droplet dynamics through programmed surfactant co‐assembly. The structural transition into an entangled wormlike micelle network completely suppresses stochastic splashing on fibrous substrates.
Shuling Liu   +6 more
wiley   +1 more source

In Situ Contact Angle Measurement for Autonomous Spin Coating in Self‐Driving Labs

open access: yesAdvanced Intelligent Discovery, EarlyView.
A vision‐based add‐on transforms commercial spin coaters into autonomous modules of Self‐Driving Labs. Combining a width‐scaled U‐Net with classical geometric analysis, the system simultaneously measures contact angles and estimates substrate pose using a single camera.
Sven Fischer, Micha Hiegle, Holger Röhm
wiley   +1 more source

Local color display technology

open access: yesElectronics Letters
The local color display technology utilizes a high refresh rate LCD open‐cell without a color filter and enables color adjustment through independent RGB backlight zones isolated by an anti‐scatter grid (ASG).
Weijian Wu
doaj   +1 more source

A novel local dimming algorithm to improve image contrast and visual quality

open access: yes工程科学学报, 2017
With the emergence of high dynamic range (HDR) images and videos, improving the liquid crystal display (LCD) technology has become an urgent requirement.
ZHANG Tao   +3 more
doaj   +1 more source

Designing Freeform Micro Lens Array With Prescribed Luminous Intensity for LCD Backlight Units

open access: yesIEEE Photonics Journal, 2023
The precise luminous intensity control for liquid crystal display (LCD) backlight units is an important issue that has not been well addressed in current research. A proper luminous intensity distribution can significantly enhance the viewing experience.
Zhengbo Zhu, Le Yang, Donglin Ma
doaj   +1 more source

A Method for Optical Quantification of Local Oxygen Limitations in Multiphase Bioreactors

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT Spatial oxygen limitation is a major source of physiological stress and metabolic, scale‐dependent heterogeneity in aerobic bioprocesses. In gas‐liquid stirred tank reactors, oxygen availability is governed by hydrodynamics and mass transfer and is therefore inherently non‐uniform.
Ryan Rautenbach   +5 more
wiley   +1 more source

Progress and Development Trend of Space Backlight Detection Imaging Technology

open access: yesSpace: Science & Technology
Based on the high-resolution detection and imaging requirements for space targets under future backlighting conditions, this paper reviews the development and application trends of space backlighting detection and imaging technology.
Chengchao Bai   +4 more
doaj   +1 more source

Steerable patterned OLED backlight for autostereoscopic display application

open access: yes, 2022
Paper 96290Q, 5 S.OLED can be applied as highly efficient and high-resolution patternable illumination source for controllable and steerable backlights, e.g., for use in autostereoscopic displays.
Hild, Olaf Rüdiger   +6 more
core   +1 more source

Deep controllable backlight dimming for HDR displays [PDF]

open access: yes, 2022
High dynamic range (HDR) displays with dualpanels are one type of displays that can provide HDR content. These are composed of a white backlight panel and a colour LCD panel.
Duan, Lvyin   +4 more
core   +1 more source

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