Results 61 to 70 of about 45,963 (298)

Electrically Tunable On‐Chip Topological Photonics with Integrated Carbon Nanotubes

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates electrically tunable on‐chip topological THz devices by integrating 2D carbon nanotube (CNT) sheets with valley‐Hall photonic crystals, enabling broadband transmission modulation (71% modulation depth) and tunable narrowband filtering (0.54 GHz shift) through electrically induced thermal tuning. This advancement paves the way for
Jifan Yin   +7 more
wiley   +1 more source

A Review on Reconfigurable Parallel Mechanisms: Design, Analysis and Challenge

open access: yesEngineering
Reconfigurable parallel mechanisms were first discovered in response to the growing demand for flexible and adaptive systems in various fields. Unlike traditional mechanisms, which are designed for specific tasks and have fixed topology and mobility ...
Lin Wang, James W. Zhang, Dan Zhang
doaj   +1 more source

Multiband Switchable Microwave Absorbing Metamaterials Based on Reconfigurable Kirigami–Origami

open access: yesAdvanced Functional Materials, EarlyView.
A reconfigurable metamaterial featuring tunable microwave‐absorbing and load‐bearing performance is proposed. Stretchable kirigami and bistable origami configurations are integrated as actuating components, and the synergistic deformation mechanisms are systematically analyzed.
Weimin Ding   +7 more
wiley   +1 more source

kHz-precision wavemeter based on reconfigurable microsoliton

open access: yesNature Communications, 2023
Microcombs are vulnerable to the environmental perturbations. Here, the authors propose a universal mechanism to fully control the microcombs. Based this reconfigurable microsoliton, a wavemeter with a precision of kHz is demonstrated.
Rui Niu   +7 more
doaj   +1 more source

Modular Self-Reconfigurable Robot Systems [PDF]

open access: yes, 2007
The field of modular self-reconfigurable robotic systems addresses the design, fabrication, motion planning, and control of autonomous kinematic machines with variable morphology. Modular self-reconfigurable systems have the promise of making significant
Chirikjian, Gregory S.   +7 more
core  

Low Power Processor Architectures and Contemporary Techniques for Power Optimization – A Review [PDF]

open access: yes, 2009
The technological evolution has increased the number of transistors for a given die area significantly and increased the switching speed from few MHz to GHz range.
Gujarathi, Hemal S   +2 more
core   +2 more sources

Exploiting Two‐Photon Lithography, Deposition, and Processing to Realize Complex 3D Magnetic Nanostructures

open access: yesAdvanced Functional Materials, EarlyView.
Two‐photon lithography (TPL) enables 3D magnetic nanostructures with unmatched freedom in geometry and material choice. Advances in voxel control, deposition, and functionalization open pathways to artificial spin ices, racetracks, microrobots, and a number of additional technological applications.
Joseph Askey   +5 more
wiley   +1 more source

Docking Design of Self-Reconfigurable Robot

open access: yesInternational Journal of Advanced Robotic Systems, 2011
Docking design of self-reconfigurable robots is studied. Firstly, the self-reconfigurable robot is presented. Its basic module is designed, which is composed of a central cube and six rotary arms.
Yanqiong Fei
doaj   +1 more source

A novel architecture for a reconfigurable micro machining cell [PDF]

open access: yes, 2008
There is a growing demand for machine tools that are specifically designed for the manufacture of micro-scale components. Such machine tools are integrated into flexible micro-manufacturing systems.
Al-Sharif, R, Makatsoris, C, Sadik, S
core  

Bridging the gap: rewritable electronics using real-time light-induced dielectrophoresis on lithium niobate [PDF]

open access: yes, 2017
In the context of micro-electronics, the real-time manipulation and placement of components using optics alone promises a route towards increasingly dynamic systems, where the geometry and function of the device is not fixed at the point of fabrication ...
Clark, Alasdair W.   +2 more
core   +2 more sources

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