Results 141 to 150 of about 33,668 (314)

UTact: Underwater Vision‐Based Tactile Sensor with Geometry Reconstruction and Contact Force Estimation

open access: yesAdvanced Robotics Research, EarlyView.
Embedded flexible sensing technologies advance underwater soft robotics, yet most systems still suffer from hysteresis and limited perceptiveness. Instead, vision‐based tactile sensors provide reliable and rapid feedback essential for complex underwater tasks.
Qiyi Zhang   +5 more
wiley   +1 more source

Rocas y minerales

open access: yes, 2021
La historia de la Tierra comprende 4,600 millones de años desde la nebulosa, exteriormente está conformada por atmósfera, hidrósfera y litosfera; mientras que su interior se divide en tres capas: corteza, manto y núcleo. A principios de la humanidad las rocas fueron usadas como herramientas y utensilios, llamándose a esta como Edad de Piedra.
openaire   +1 more source

Tumbling Magnetic Microrobots for Targeted In Vivo Drug Delivery in the GI Tract

open access: yesAdvanced Robotics Research, EarlyView.
We introduce a microrobot design and integrated system for on‐demand targeted drug release in the gastrointestinal tract. The microrobot has an embedded magnet for actuation with external magnetic fields and is visualized in real time using ultrasound. It has two drug release ports sealed with a thermally sensitive wax. Local heating of the wax using a
Aaron C. Davis   +7 more
wiley   +1 more source

Cyclodextrin‐Functionalized Light‐Driven Cu2O Micromotors for Simultaneous Capture and Degradation of Bisphenol A

open access: yesAdvanced Robotics Research, EarlyView.
Fuel‐free Cu2O‐based micromotors functionalized with β‐cyclodextrin actively remove bisphenol A from water under visible light. The cyclodextrin shell captures BPA and enhances micromotor motility, leading to faster degradation and higher overall removal than nonfunctionalized Cu2O and Cu2O@Au.
Luisa Natalia Cordoba Urresti   +3 more
wiley   +1 more source

Bloque de San Rafael, Mendoza

open access: yes, 2015
Fil: Rubinstein, Nora. Servicio Geológico Minero Argentino (SEGEMAR). Instituto de Geología y Recursos Minerales; Argentina.Fil: Gómez, Anabel. Servicio Geológico Minero Argentino (SEGEMAR).
Gómez, Anabel   +4 more
core  

ERK‐Mediated Phosphorylation of YAP Defines a Noncanonical FGF Signaling Mechanism in Stem Cells

open access: yesAdvanced Science, EarlyView.
With a powerful combination of in vivo, ex vivo, and in vitro models, the authors highlight a novel FGF‐ERK signaling regulation of YAP at the S128 site in neural crest‐derived stem cells. This study opens exciting new directions in stem cell biology and craniofacial biology, paving the way for potential innovations in the treatment of craniofacial ...
Xiaolei Zhao   +16 more
wiley   +1 more source

Climate Change Threatens Micronutrient Density of European Winter Wheat

open access: yesAdvanced Science, EarlyView.
Micronutrients are vital for human health. Wheat is a major staple crop and a significant source of minerals and B‐vitamins. The impact of climate change on their content remains largely unknown. We evaluated micronutrient levels in European winter wheat grown under historical and projected climate conditions. Our findings indicate that future climates
Da Cao   +17 more
wiley   +1 more source

Proyecto Minero Río Negro

open access: yes, 1999
Fil: Subsecretaría de Minería de la Nación. Servicio Geológico Minero Argentino; Argentina.Fil: Gobierno de la Provincia de Río Negro. Dirección de Minería de Río Negro; Argentina.En Argentina y en la provincia de Río Negro se acepta y utiliza como ...
Argentina. Subsecretaría de Minería de la Nación. Servicio Geológico Minero Argentino   +1 more
core  

Carta Geofísica de la República Argentina 3363-I Villa María, Provincia de Córdoba

open access: yes, 2020
Fil: Vargas, Daniel. Servicio Geológico Minero Argentino. Instituto de Geología y Recursos Minerales; Argentina.Fil: Rame, Gustavo. Servicio Geológico Minero Argentino. Instituto de Geología y Recursos Minerales; Argentina.Fil: Benitez, Javier.
Ramé, Gustavo A.   +4 more
core  

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