Results 111 to 120 of about 6,755 (259)

Hard to swallow [PDF]

open access: yesBritish Dental Journal, 2010
J C, Steele, B P, Rajlawat, E A, Field
openaire   +2 more sources

Adaptive Conductive Systems: Enabling Deformable Electronics Through Engineered Materials, Circuits, and Intelligent Systems

open access: yesAdvanced Science, EarlyView.
This review presents the research advances of adaptive conductive systems from the perspective of materials, circuits, systems, and applications. Deformable conductors consist of substrates/matrices and conductive materials, structural design of circuit interconnections, fabrication of circuit interconnections, as well as intelligent systems ...
Yufei Lu   +7 more
wiley   +1 more source

Tree Swallows, In Flight

open access: yes, 1930
A large flock of tree swallows flying overhead.https://digitalcommons.usf.edu/aesc_photographs/1769/thumbnail ...
Audubon Florida
core  

Examining How Tributaries Contribute to Anthropogenic Microfiber and Microplastic Pollution in an Urban Watershed in Nashville, TN, USA

open access: yesAir, Soil and Water Research
Recent research has shown that urban rivers often have large amounts of anthropogenic microfiber pollution (i.e. small thread-like pieces of litter that are most often microplastics and are
Asher Amundson   +2 more
doaj   +1 more source

Electrically Tunable Graphene‐Metal Hybrid Metasurfaces for High‐Efficiency, Broadband Mid‐Infrared Transmission Modulation

open access: yesAdvanced Science, EarlyView.
A graphene‐metal hybrid transmissive metasurface enables electrically tunable mid‐infrared transmission modulation through ionic gel top gating. By combining graphene with a metallic slit metasurface, high modulation efficiency and broadband operation are achieved simultaneously, demonstrating efficient electrical control of mid‐infrared transmission ...
Heonhak Ha   +4 more
wiley   +1 more source

Magnetically Guided Macrophage Immunobots Coordinate Iron‐Metabolic Cascades and Immunogenic Ferroptosis for Tumor Immunotherapy

open access: yesAdvanced Science, EarlyView.
Magnetically guided macrophage immunobots integrate active tumor targeting with immunometabolic therapy. After systemic administration, magnetic actuation enhances immunobot retention and tumor penetration, while LPS‐functionalized FePt microrollers sustain M1‐like polarization through inflammatory and iron‐amplified oxidative signaling and trigger ...
Xirui Zeng   +7 more
wiley   +1 more source

Swallowed screw.

open access: yesNigerian journal of medicine : journal of the National Association of Resident Doctors of Nigeria, 2012
Swallowed foreign bodies in children are not a very rare occurence but most of these objects are blunt. Below is presented an unusual swallowed foreign body--a screw. The diagnosis was confirmed by a plain abdominal radiograph and the patient was managed conservatively.
openaire   +2 more sources

Platycodon grandiflorus–Derived Nanovesicles Sensitize Gastric Cancer to T Cell Killing via Ferroptosis‐Driven Membrane Mechanical Remodeling

open access: yesAdvanced Science, EarlyView.
Plant‐derived nanovesicles from Platycodon grandiflorus act as bioactive lipid delivery platforms that transport γ‐linolenic acid into gastric cancer cells. This lipid cargo promotes ferroptotic lipid peroxidation, remodels membrane mechanics, and increases tumor‐cell susceptibility to cytotoxic T‐cell attack.
Jian Wu   +9 more
wiley   +1 more source

The swallows (Les Hirondelles)

open access: yes, 1882
Medium: etchingSigned l.r.,black pencil "Bracquemond""The swallows (Les Hirondelles)" [1982.2053.000.000], Bracquemond, FelixArtist and Role: Bracquemond, Felix,Extent: plateExtent ...
Bracquemond, Felix
core  

Intrinsic Superprotonic Conduction in Metal‐Free Hydrogen‐Bonded Organic–Inorganic Frameworks

open access: yesAdvanced Science, EarlyView.
A simple hybridization strategy yields a suite of metal‐free hydrogen‐bonded organic‐inorganic frameworks (HOIFs) with dense, uninterrupted hydrogen‐bonded networks that possess intrinsically high superprotonic conductivity, establishing a versatile and scalable platform for high‐performance solid‐state proton conductors.
Jin Chen   +14 more
wiley   +1 more source

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