Results 91 to 100 of about 15,483 (283)

Gravity Compensation of KUKA LBR IIWA through Fast Robot Interface

open access: yes, 2018
In this paper KUKA’s Fast Robot Interface (FRI) is applied to design and implement a torque control with gravity compensation for the direct teching task on the KUKA LBR IIWA.
Wang JC(王君臣)   +2 more
core  

Liquid Metals in Radio Frequency Applications: A Review of Physics, Manufacturing, and Emerging Technologies

open access: yesAdvanced Electronic Materials, EarlyView.
This paper reviews the physics of liquid metals in RF devices, including the influence of mechanical strain on resonance as well as fabrication methods and strategies for designing tunable and strain‐tolerant inductors, capacitors, and antennas.
Md Saifur Rahman, William J. Scheideler
wiley   +1 more source

Integrated electromagnetic actuator with adaptable zero power gravity compensation

open access: yes, 2023
This paper presents a novel integrated electromagnetic actuator with a position-independent zero power gravity compensation mechanism for variable masses.
Wertjanz, Daniel   +3 more
core   +1 more source

Keeping Pace or Falling Behind? The Depth of Latin American Trade Agreements

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT This article examines whether Latin American countries are keeping pace with global trends in trade agreement depth or falling behind. Using 681 agreements (1970–2019), we develop the Depth Index of Trade Agreements (DITA) to weight provisions endogenously through factor analysis based on co‐occurrence patterns.
Raphael Gomes da Silva   +2 more
wiley   +1 more source

Gravity analysis of the offset between crustal structure and topography in the Liupan Shan, northeast Tibetan Plateau

open access: yesEarth, Planets and Space, 2020
Dense gravity/GPS measurements collected around the southwest margin of the Ordos Block in 2014 and 2017 were used to obtain three gravity anomaly profiles across the Liupan Shan Mountains.
Zhenyu Wang, Guangyu Fu
doaj   +1 more source

Wavefront analysis of a focus-tunable lens with gravity compensation

open access: yes
The application of focus-tunable lenses (FTL) has significantly expanded in the field of photonics in the last decade, establishing these devices as fundamental optoelectronic components in most experimental setups.
Millán Garcia-Varela, M. Sagrario   +3 more
core   +1 more source

Gravity compensation control of compliant joint systems with multiple drives

open access: yes, 2013
This paper presents a sufficient condition to establish the existence of unique equilibrium points for three types of gravity compensation controller when applied to over-actuated systems.
Jian S. Dai   +10 more
core   +1 more source

Design and control of a single-leg exoskeleton with gravity compensation for children with unilateral cerebral palsy [PDF]

open access: yes, 2023
Children with cerebral palsy (CP) experience reduced quality of life due to limited mobility and independence. Recent studies have shown that lower-limb exoskeletons (LLEs) have significant potential to improve the walking ability of children with CP ...
Sarajchi, M., Sirlantzis, K.
core  

Traceability of Agri‐Food Products: The Key to Conscious Trade

open access: yesAgribusiness, EarlyView.
ABSTRACT Globalization and growing concerns about sustainability have led to improvements in product traceability, quality, and sustainability. Traceability contributes to environmental protection and supports sustainable development by fostering transparency in agricultural practices and encouraging the responsible use of resources.
Scarlett Queen Almeida Bispo   +5 more
wiley   +1 more source

Geodetic use of global digital terrain and crustal databases in gravity field modeling and interpretation

open access: yesJournal of Geodetic Science, 2013
The release of global digital databases for the description of the Earth’s topography and the shape of the Earth’s crust in terms of consistency and geometry initiates a new era in the interpretation and analysis of the observed gravity field of our ...
Tsoulis D.
doaj   +1 more source

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