Results 141 to 150 of about 11,012 (313)

ChicGrasp: Imitation‐Learning‐Based Customized Dual‐Jaw Gripper Control for Manipulation of Delicate, Irregular Bio‐Products

open access: yesAdvanced Robotics Research, EarlyView.
Automated poultry processing lines still rely on humans to lift slippery, easily bruised carcasses onto a shackle conveyor. Deformability, anatomical variance, and hygiene rules make conventional suction and scripted motions unreliable. We present ChicGrasp, an end‐to‐end hardware‐software co‐designed imitation learning framework, to offer a ...
Amirreza Davar   +8 more
wiley   +1 more source

Laser Q-switching [PDF]

open access: yesNature Photonics, 2014
openaire   +1 more source

Two side liquid-cooled and passively Q-switched disk oscillator with nanosheets in flowing CCl4

open access: yes, 2016
A passively Q-switched and two side liquid-cooled Nd:YAG disk oscillator is demonstrated, which is operated at a pump pulse width of 300 mu s and a pump repetition rate of 10 Hz.
Nie, Rongzhi   +5 more
core   +1 more source

A Soft Robotic Fish With a Dielectric Elastomer Actuator Body and Negative Stiffness Spine

open access: yesAdvanced Robotics Research, EarlyView.
This work introduces a bio‐mimetic soft robotic fish driven by fiber‐reinforced dielectric elastomer actuators integrated as its body. By prestretching this active skin against a flexible spine, a negative stiffness system is created, enabling large‐amplitude bending.
Markus Koenigsdorff   +4 more
wiley   +1 more source

Generating picosecond pulses from Q-switched microchip lasers

open access: yes, 2013
Since their first demonstration in the 1960s, picosecond laser pulses have initiated and defined the area of ultrafast laser physics. Their ability to generate a burst of high-intensity, coherent light has opened up areas of science and enabled the ...
Alexander Craig Butler (12310016)
core   +1 more source

Cross‐Scale Hierarchical Targeted Delivery System Based on Small‐Scale Magnetic Robots

open access: yesAdvanced Robotics Research, EarlyView.
This article reviews a cross‐scale hierarchical targeted delivery system that integrates magnetic continuum robots and magnetic microrobots. By combining rapid long‐range navigation with precise microscale targeting, the system overcomes key limitations of single‐scale approaches.
Junjian Zhou   +4 more
wiley   +1 more source

Clinical applications of Q-switched NdYAG laser

open access: yesIndian Journal of Dermatology, Venereology and Leprology, 2008
682 infrared range of the electromagnetic spectrum. Though all these lasers would have some effect on melanin, three wavelength bands are most useful for treating pigmented lesions – green, red, and infrared.[1] Its not only about the wavelength, it is more about the right pulse duration and at sufficient fluence.
openaire   +2 more sources

Perivascular Matrix Densification Dysregulates Angiogenesis and Activates Pro‐Inflammatory Endothelial Cells

open access: yesAdvanced Science, EarlyView.
Perivascular matrix densification promotes the emergence of aberrant endothelial tip cells (ATECs) that invade and persist within fibrotic microenvironments. Using in vivo lineage tracing and a human microvessel model, this study shows that fibrous matrix cues destabilize VE‐cadherin–mediated junctions to gate TGF‐β signaling, inducing a pro ...
Jingyi Xia   +17 more
wiley   +1 more source

Two-wavelength, dual regime Q-switched erbium-doped fiber laser based on a microfiber loop coated with gold nanostars as the saturable absorber

open access: yesResults in Optics
We report a two-wavelength, dual-regime Q-switched erbium-doped fiber laser employing a microfiber loop coated with gold nanostars as the saturable absorber.
A. Martinez-Rios   +7 more
doaj   +1 more source

Towards Stabilized, Short Pulse Q-switched Fiber Lasers [PDF]

open access: yes, 2010
This thesis concerns stable repetition rate, Q-switched fiber lasers using semiconductor saturable absorber mirrors (SESAMs) as elements triggering pulse operation.
Hakulinen, Tommi
core  

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