Results 51 to 60 of about 88,346 (265)

Elimination of Necking and Aspect Ratio Dependence in Uniaxial Actuators by Continuous Fiber Reinforcement

open access: yesAdvanced Robotics Research, EarlyView.
A novel carbon fiber reinforcement for dielectric elastomer actuators enhances actuation force while decoupling electromechanical performance from the actuator's aspect ratio. Unlike conventional fiber reinforcements, it enables a uniform planar stretch state along the entire actuator.
Markus Koenigsdorff   +8 more
wiley   +1 more source

Soft Actuators Integrated with Control and Power Units: Approaching Wireless Autonomous Soft Robots

open access: yesAdvanced Robotics Research, EarlyView.
Soft robots exhibit significant development potential in various applications. However, there are still key technical challenges regarding material improvement, structure design and components integration. This review focuses on the development and challenge of soft actuators, power components, and control components in untethered intelligent soft ...
Renwu Shi, Feifei Pan, Xiaobin Ji
wiley   +1 more source

Cost efficiency evaluation for a two-stage series network in data envelopment analysis [PDF]

open access: yesمدیریت نوآوری و راهبردهای عملیاتی, 2020
Purpose: Cost efficiency evaluation in a network system using data envelopment analysis models can be improved from various aspects in real-world applications.
Zohreh Moghaddas, Mohsen Vaez Ghasemi
doaj   +1 more source

US hospital performance: A dynamic network analysis [PDF]

open access: yes, 2017
Workshop 2013 on Dynamic and Network DEA (January 29-30, 2013)Healthcare is a critical and costly industry. In the U.S. a significant component of healthcare costs are expenses generated in hospitals.
JOHNSON Andrew L.   +2 more
core   +1 more source

Access regulation and the transition from copper to fiber networks in telecoms [PDF]

open access: yes, 2013
In this paper we study the impact of different forms of access obligations on firms' incentives to migrate from the legacy copper network to ultra-fast broadband infrastructures.
Carlo Cambini   +24 more
core   +4 more sources

Multimodal Locomotion in Insect‐Inspired Microrobots: A Review of Strategies for Aerial, Surface, Aquatic, and Interfacial Motion

open access: yesAdvanced Robotics Research, EarlyView.
This review identifies key design considerations for insect‐inspired microrobots capable of multimodal locomotion. To draw inspiration, biological and robotic strategies for moving in air, on water surfaces, and underwater are examined, along with approaches for crossing the air–water interface.
Mija Jovchevska   +2 more
wiley   +1 more source

Benchmarking and Regulation of Electricity Transmission and Distribution Utilities: Lessons from International Experience [PDF]

open access: yes, 2004
Since the early 1980's, many countries have implemented electricity sector reform, many of which have bundled generation, transmission, distribution and supply activities, and have introduced competition in generation and supply. An increasing number
Jamasb, Tooraj, Pollitt, Michael G.
core   +1 more source

A Soft Robotic Device for Targeted Massage Therapy of Residual Limbs

open access: yesAdvanced Robotics Research, EarlyView.
Residual limb edema after amputation can hinder recovery and delay prosthetic fitting. This study presents a soft‐robotic wearable device that delivers sequential compression through pneumatic McKibben actuators. By replicating the principles of manual lymphatic drainage, the device generates controlled mechanotherapeutic pressure patterns, providing a
Maria Grazia Polizzotto   +5 more
wiley   +1 more source

A data-envelopment analysis-based systematic review of the literature on innovation performance

open access: yesHeliyon, 2022
Innovation imbued in every sector in every part of the world is essential to growth and development. The National Innovation Systems (NIS) use their resources to support economies in different countries foster a novel environment.
Elangovan Narayanan   +2 more
doaj   +1 more source

Technical Efficiency Accounting for Environmental Influence in the Japanese Gas Market [PDF]

open access: yes, 2017
Workshop 2013 on Dynamic and Network DEA (January 29-30, 2013)This study measured technical efficiency accounting for environmental influence in the Japanese gas market by stochastic frontier analysis (SFA) and data envelopment analysis (DEA).
ASAI Sumiko
core   +1 more source

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