Results 311 to 320 of about 506,065 (397)

Direct‐Ink‐Writing Printed Stretchable Eutectic Gallium–Indium Antenna for Robust Wireless Communication

open access: yesAdvanced Science, EarlyView.
In summary, a universal EGaIn‐based DIW printing strategy is presented for fabricating wideband stretchable antennas. The printed antenna achieves an operating bandwidth of 3.75–8.21 GHz (fractional bandwidth: 75%), a peak gain of 1.8 dB and a radiation efficiency of 76.6%, surpassing state‐of‐the‐art stretchable antennas. More importantly, the antenna
Xiangyu Guo   +6 more
wiley   +1 more source

Polarized Color Filters Using Colloidal Quantum Rod Nanocrystals for Advanced High‐Performance Displays

open access: yesAdvanced Science, EarlyView.
This groundbreaking research has advanced the utilization of quantum rods (QRs) for the emission of linearly polarized light, resulting in exceptional color saturation and enhanced display efficiency. The developed filter demonstrates a polarization degree of up to 0.67 and an impressive ambient contrast ratio (ACR) of 263:1, setting the stage for ...
Jianxin Song   +12 more
wiley   +1 more source

Sandwich Miura‐Ori Enabled Large Area, Super Resolution Tactile Skin for Human–Machine Interactions

open access: yesAdvanced Science, EarlyView.
Sandwich Miura‐ori based tactile skin achieves large area sensing and super resolution, due to the interactions between different cells. It can also decouple external loads because of the special deformation mechanism. The curved tactile skin can be installed on robotic arms and achieve straightforward control and interactions, showing its great ...
Qian Xu   +9 more
wiley   +1 more source

Thermally Reconstructed Ru/La‐Co3O4 Nanosheets with Super Thermal Stability for Catalytic Combustion of Light Hydrocarbons: Induced Surface LaRuO3 Active Phase

open access: yesAdvanced Science, EarlyView.
The high‐temperature induced the exsolution of La from La‐Co3O4 lattice and facilitated the in situ formation of highly active LaRuO3 perovskite through a solid‐phase reaction with surface RuOx. This process significantly enhanced the thermal and hydrothermal stability of Ru/La‐Co3O4 for light hydrocarbons (LHs) oxidation, providing an innovative ...
Biao Gao   +11 more
wiley   +1 more source

QnAs with Ulrich R. Christensen. [PDF]

open access: yesProc Natl Acad Sci U S A
Ravindran S.
europepmc   +1 more source

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