Results 21 to 30 of about 1,380,032 (300)

Dynamic Modeling and Performance Evaluation of a 5-DOF Hybrid Robot for Composite Material Machining

open access: yesMachines, 2023
Dynamic performance is an important performance of robots used for machine processing. This paper studies the dynamic modeling and evaluation method of a 5-DOF (Degree of Freedom) hybrid robot used in aerospace composite material processing.
Xiaojian Wang, Jun Wu, Yulin Zhou
doaj   +1 more source

SOBRE LA LICITUD DE LA DESTRUCCIÓN DE UNA AERONAVE AGRESORA QUE LLEVA PASAJEROS INOCENTES

open access: yesRevista de Derecho (Coquimbo)
En este trabajo se analiza críticamente la sentencia del Tribunal Constitucional alemán que declara inconstitucional una ley que permitía derribar aviones secuestrados para cometer atentados terroristas.
JOAQUÍN GARCÍA-HUIDOBRO   +1 more
doaj   +1 more source

Null Result for the Violation of Equivalence Principle with Free-Fall Rotating Gyroscopes [PDF]

open access: yes, 2001
The differential acceleration between a rotating mechanical gyroscope and a non-rotating one is directly measured by using a double free-fall interferometer, and no apparent differential acceleration has been observed at the relative level of 2x10{-6 ...
Luo, J.   +3 more
core   +3 more sources

The Disobeying 'Soldier': Use of an Achiral Group to Modulate Chiral Induction in PNA Duplexes

open access: yesCHIMIA, 2018
Peptide nucleic acid (PNA) is a synthetic analogue of DNA in which the natural nucleobases A, G, C, and T are linked to an achiral, charge neutral, pseudopeptide backbone.
Artur Sargun   +2 more
doaj   +1 more source

The Double Traveling Salesman Problem with Multiple Stacks and a Choice of Container Types

open access: yesMathematics, 2020
The double traveling salesman problem with multiple stacks involves the transportation of goods between two regions. In one region, a vehicle carrying a container visits customers, where pallets of goods are loaded into the container.
Lars Magnus Hvattum   +2 more
doaj   +1 more source

‘They Need to Hear You Say It’: Healthcare Professionals’ Perspectives on Barriers and Enablers to End‐of‐Life Discussions With Adolescents and Young Adults With Cancer

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT End‐of‐life conversations with adolescents and young adults (AYAs) with cancer rarely occur without the guidance of healthcare professionals. As a part of the ‘Difficult Discussions’ study, focused on palliative care and advance care planning discussions with AYAs with cancer, we investigated the factors that healthcare professionals identify ...
Justine Lee   +9 more
wiley   +1 more source

Quantum mechanics without quanta

open access: yes, 2015
In this paper, I argue that light is a continuous classical electromagnetic wave, while the observed so-called quantum nature of the interaction of light with matter is connected to the discrete (atomic) structure of matter and to the specific nature of ...
Rashkovskiy, Sergey A.
core   +1 more source

Re-evaluating local government amalgamations: Utility maximisation meets the principle of double effect (PDE) [PDF]

open access: yes, 2017
Public policy debates are often dominated by economic analysis of aggregate financial benefit. However, public policy formulated on this basis is frequently regarded as profoundly unsatisfactory by stakeholders. Focusing upon municipal amalgamation, this
Drew, J, Fisher, J, Grant, B
core   +2 more sources

Feasibility and Preliminary Efficacy of Integrative Neuromuscular Training for Childhood Cancer Survivors: A Pilot Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Survivors of childhood acute lymphoblastic leukemia (ALL) often exhibit early deficits in muscle and movement competence, which can compromise long‐term health. Integrative neuromuscular training (INT), a multifaceted approach combining fundamental movement activities with strength exercises, may help address these deficits during ...
Anna Maria Markarian   +7 more
wiley   +1 more source

Energy Consumption Analysis of Frozen Sandy Soil and an Improved Double Yield Surface Elastoplastic Model considering the Particle Breakage

open access: yesAdvances in Civil Engineering, 2019
The stress-strain relationship of frozen soil is a hot research topic in the field of frozen soil mechanics. In order to study the effect of particle crushing on the stress-strain relationship, a series of triaxial compression tests for frozen sandy soil
Junlin He   +4 more
doaj   +1 more source

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