Results 41 to 50 of about 249,357 (324)

Rapid Fabrication of Self‐Propelled and Steerable Magnetic Microcatheters for Precision Medicine

open access: yesAdvanced Materials, EarlyView.
A rapid Joule heating fabrication method for the production of self‐propelling, adaptive microcatheters, with tunable stiffness and integrated microfluidic channels is presented. Demonstrated through three microrobotic designs, including a steerable guiding catheter, an untethered wave‐crawling TubeBot, and a distal‐end propelled microcatheter, it was ...
Zhi Chen   +5 more
wiley   +1 more source

Sag Harbor Union Free School District and Teachers Association of Sag Harbor [PDF]

open access: yes, 2009
In the Matter of Fact-Finding between The Teachers Association of Sag Harbor, Union, and The Sag Harbor Union Free School District, Employer. PERB Case No. M 2008-086. Before: Elliott D.
Shriftman, Elliott D.
core   +1 more source

Impact of the European Russia drought in 2010 on the Caspian Sea level [PDF]

open access: yes, 2011
This article has been made available through the Brunel Open Access Publishing Fund - Copyright @ 2011 Arpe et al.The hydrological budgets of the Volga basin (VB) and the Caspian Sea (CS) have been analysed. The components of the water balance for the CS
Arpe, K   +3 more
core   +2 more sources

A Water‐Soluble PVA Macrothiol Enables Two‐Photon Microfabrication of Cell‐Interactive Hydrogel Structures at 400 mm s−1

open access: yesAdvanced Materials, EarlyView.
A PVA‐based macromolecular thiol‐ene formulation enables efficient two‐photon polymerization at extremely low polymer concentrations and high writing speeds of 400 mm s−1 (20×), allowing high‐fidelity laser writing of cell‐interactive hydrogel structures on demand.
Wanwan Qiu   +6 more
wiley   +1 more source

Genética del borrego tabasco o peligüey

open access: yesRevista Mexicana de Ciencias Pecuarias, 1975
A principios de 1963, el Departamento de Genética Animal del entonces Centro Nacional de Investigaciones Pecuarias, SAG, adquirió en el Municipio de Zapata, Tabasco, un lote de ovinos sin lana, comunes en aquella región, los cuales se encontraban ...
José M. Berruecos V.   +2 more
doaj  

Calculation Methods of High-Voltage Direct Current (HVDC) Line Sag Considering Meteorology

open access: yesEnergies
Sag is one of the important indicators for judging whether a transmission line is safe. The existing sag calculation method does not consider the temperature difference between conductor strands, causing the calculated results to often deviate from the ...
Xin Li   +3 more
doaj   +1 more source

Improved Instantaneous Reactive Power (PQ) Theory Based Control of DVR for Compensating Extreme Sag and Swell [PDF]

open access: gold, 2022
Saad F. Al‐Gahtani   +3 more
openalex   +1 more source

Artificial Symbiosis for Bulk Production of Bacterial Cellulose Composites

open access: yesAdvanced Materials, EarlyView.
Co‐cultivation of the cellulose‐producing bacterium with the microalga enables bulk formation of bacterial cellulose under static incubation, with photosynthetically active oxygen‐generating sites throughout the medium. This symbiotic platform supports 3D cellulosic constructs with geometries dictated by the vessel shape.
Kui Yu   +7 more
wiley   +1 more source

Empleo del garbanzo (cicer arietinum) como única fuente proteica para el cerdo

open access: yesRevista Mexicana de Ciencias Pecuarias, 1976
Se condujeron tres experimentos con objeto de valorar la utilización del garbanzo como alimento para cerdos de abasto. En el primero se emplearon 24 lechones, Duroc y Hampshire, de 17 kg y se estudió la inclusión de niveles crecientes de DL-metionina (0,
Alberto Casarín Valverde   +3 more
doaj  

Two-Lane Lattice Hydrodynamic Modeling at Sag Sections With the Empirical Lane-Changing Rate

open access: yesIEEE Access, 2023
Sag sections are freeway sections where the gradient varies significantly from top to bottom. Due to their special geometric characteristics, sag sections are often bottlenecks in motorway networks.
Bo Meng, Jing Yuan, Shubin Li
doaj   +1 more source

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