Results 191 to 200 of about 246,864 (291)

Light‐Driven Quadrupedal Walking Biohybrid Robot With Antagonistic Muscle‐Rings and Inclined Joints

open access: yesAdvanced Robotics Research, EarlyView.
This work presents a light‐driven quadrupedal walking biohybrid robot powered by antagonistic muscle‐rings that achieve alternating walking gait. Optical training improved reproducibility of cultured muscle tissues, while caffeine treatment enhanced contractile force.
Shotaro Saito   +5 more
wiley   +1 more source

Search for the light hadron decay χc1(3872) → π+π-η

open access: yes
For complete list of authors see http://dx.doi.org/10.1103/PhysRevD.109 ...
Ablikim, M.   +7 more
openaire   +1 more source

Force–Displacement Characterization of PNIPAM Microactuators

open access: yesAdvanced Robotics Research, EarlyView.
A method to experimentally establish a force–displacement diagram of poly(N‐isopropyl acrylamide) (PNIPAM) microactuators, printed by 2PP, is presented herein. PNIPAM is a hydrogel whose volume and stiffness change with temperature due to the absorption or release of water.
Manon Cassignol   +4 more
wiley   +1 more source

Bio‐Inspired Object Retrieval via Proximity‐Guided Adaptive Thigmotactic Exploration and Neuromorphic Recognition

open access: yesAdvanced Robotics Research, EarlyView.
Sparse active‐infrared proximity sensing is coupled to an adaptive thigmotactic controller for camera‐inaccessible object retrieval. After grasping, receptor‐informed encoding transforms force, temperature, and wrist force–torque signals into spike trains for spiking neural network recognition.
Fengyi Wang, Nitish Thakor, Gordon Cheng
wiley   +1 more source

Enhancing Amphibious Flipper‐Based Locomotion Through Terrain‐Dependent Bayesian Optimization of Central Pattern Generator Control

open access: yesAdvanced Robotics Research, EarlyView.
A sea turtle‐inspired amphibious robot uses simulation‐guided optimization to adapt its flipper coordination to different environments. Sensitivity analysis and multiobjective Bayesian optimization identify terrain‐dependent controllers that are validated on hardware.
Nnamdi C. Chikere, Yasemin Ozkan‐Aydin
wiley   +1 more source

Optical Access to Dark Excitons Via Spin-Phonon Fano Interference. [PDF]

open access: yesAdv Sci (Weinh)
Schindler JJ   +7 more
europepmc   +1 more source

単葉函数のTaylor係数について

open access: yes
ある面分Dで一価正則でかつ単葉である函数f(z)については従来多くの結果が得られている。ここではこれ等の結果について初等的に別な角度から少し論究してみることにする。順序として先ず面積定理から初める。(定理)w=f(z)=z+Σ^^∞__(a_n)/(z_n)を∞>|z|>1で正則かつ単葉とするとΣ^^∞__n|a_n|^2≦1(証明)|z|=r(r>1)のw平面への写像の閉曲線をCとし,Cで囲まれた面積をJとすると,w=f(z)=u+ivとおくとJ=∫_cudv今,z=re^とおいて上式を変形するとJ=∫
田村, 敏雄
core  

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