Results 111 to 120 of about 3,366 (294)

Crack Repair in Hydroxyapatite Bioceramics Using an Ultraviolet Ultrafast Laser

open access: yesAdvanced Materials Interfaces, EarlyView.
The study proposes an ultrafast ultraviolet laser approach to repair hidden tooth cracks, which has been preliminarily validated on HAP. Moreover, this technique aims to strengthen the native enamel structure rather than introducing a foreign filling material.
Yan Xue   +6 more
wiley   +1 more source

The ambiguous infrastructural ideal: the urbanisation of water and power in the 'golden age' of utility networks [PDF]

open access: yes, 2005
Document en cours de réélaboration pour publicationCurrent debates around networks and urban fragmentation focus on the ownership of the service to explain processes of socio-technical differentiation in cities (splintering).
Bocquet, Denis, Mackillop, Fionn
core   +2 more sources

Topography‐Regulated Screening Platform for Myoblast Contact Guidance

open access: yesAdvanced Materials Technologies, EarlyView.
This study develops a topography‐regulated screening platform (12 gradients in 96‐topography‐well plate) enabling analysis of skeletal muscle morphogenesis. The topography‐induced cell morphology changed, cell polarization, and myotube differentiation, establishing an evaluative framework for generating pathologically relevant myotube phenotypes to ...
Tianqi Feng   +6 more
wiley   +1 more source

Recent Research on Municipal Sludge as Soil Fertilizer in China: a Review. [PDF]

open access: yesWater Air Soil Pollut, 2023
Zhang B, Zhou X, Ren X, Hu X, Ji B.
europepmc   +1 more source

Continuum Mechanics Modeling of Flexible Spring Joints in Surgical Robots

open access: yesAdvanced Robotics Research, EarlyView.
A new mechanical model of a tendon‐actuated helical extension spring joint in surgical robots is built using Cosserat rod theory. The model can implicitly handle the unknown contacts between adjacent coils and numerically predict spring shapes from straight to significantly bent under actuation forces.
Botian Sun   +3 more
wiley   +1 more source

Sistemas de informação em saúde no nível local

open access: yesCadernos de Saúde Pública
A importância que a informação vem assumindo na sociedade moderna transformou-a em recurso estatégico de poder em todas as áreas. É fundamental, portanto, que o processo de descentralização no setor saúde não se restrinja a ações em serviços, mas ...
Maria Alice Fernandes Branco
doaj  

Lobbying at the local level: Social assets in Russian firms [PDF]

open access: yes
IIn the planned economy firms were made responsible for providing their workers with so-cial services, such as housing, day care and medical care. In the transforming Russia of the 1990s, social assets were to be transferred from industrial enterprises ...
Juurikkala, Tuuli, Lazareva, Olga
core  

Municipalization and decentralization of the national state : empty autonomy or strengthening of operational capacity? [PDF]

open access: yes, 2003
Los cambios operados en la Argentina de la última década van desde la Reforma del Estado a una desocupación que supera los índices históricos. La llamada Municipalización del Estado, como uno de los cambios relevantes, será nuestro objeto de estudio.
Fernández Hasan , Valeria
core  

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