Results 101 to 110 of about 1,659 (283)

Prison Camp Postage Stamps at Ruhleben [PDF]

open access: yes, 1918
These postage stamps were sold in the prison camp in Ruhleben to support a private postal system inside the facility. In addition to regular postage stamps, the postal authorities issued a postage due stamp and an administration (on service) stamp. The
Anonymous,
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In Vivo Monitoring of Thrombo‐Inflammatory Biomarkers via Molecularly Imprinted Polymer‐Integrated Hydrogel Microneedles

open access: yesAdvanced Materials, EarlyView.
A wearable electrochemical microneedle patch integrates Prussian Blue redox transduction with molecularly imprinted polymer recognition for reagent‐free sampling and detection of thrombo‐inflammatory biomarkers in dermal interstitial fluid. The platform tracks thrombin and inflammatory cytokines with sensitive in vitro, ex vivo, and in vivo performance,
Mahmoud Ayman Saleh   +11 more
wiley   +1 more source

Application of RFID and Hologram Technologies on Postage Stamps [PDF]

open access: yes, 2019
Radio Frequency Identification (RFID) je radio frekvencijska identifikacija. Koristi se na kreditnim karticama, za identifikaciju ambalažnih proizvoda koju treba transportirati, skladištiti ili popraviti, kao oznake za praćenje životinja i sl.
Horvat, Vedrana
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Mechanically Spatio‐Chimeric Fibrin Assembly Enables Vascular‐Integrated Muscle Reconstruction for Volumetric Muscle Loss Repair

open access: yesAdvanced Materials, EarlyView.
SPARC (spatio‐chimeric, plasma‐based, anisotropic, and shear‐responsive construct) that integrates myogenic and vascular microenvironments within a single construct. The dual‐modulus matrix directs aligned myotube formation and endothelial network development, enabling a vascularized muscle implant that seamlessly anastomoses with host tissue and ...
Su Hyun Jung   +6 more
wiley   +1 more source

Wooden plaque featuring eighteen space related U.S. postal stamps, presented to John Glenn by the F.A.I.R. Coalition [PDF]

open access: yes, 1991
Wooden plaque featuring eighteen space related U.S. postal stamps, with brass plate inscribed "Presented to Senator John Glenn by the F.A.I.R.

core  

Bubble Formation Control: Fabrication of Centimeter‐Sized Tissue‐Like Constructs by Catalase‐Coated Oxygen‐Releasing Hydrogel

open access: yesAdvanced Materials, EarlyView.
Oxygen‐releasing hydrogels are widely used to support cell survival in 3D cultures and to promote wound healing. However, incorporating catalase to convert H2O2 into O2 often generates additional oxygen bubbles, leading to material instability which rarely addressed.
Sukulya Bunuasunthon   +3 more
wiley   +1 more source

Ratiometric Mycotoxin Detection in Living Plants With Dual‐Emissive Nanosensors

open access: yesAdvanced Materials, EarlyView.
A minimally invasive microneedle patch integrates carbon dot‐embedded metal–organic frameworks as nanosensors to detect a key fungal toxin in living plants. The nanosensor produces a ratiometric fluorescence signal that enables early, non‐destructive diagnosis of fungal infection before visible symptoms, offering a new biomaterials‐based strategy for ...
Yuliang Li   +9 more
wiley   +1 more source

Glass City Postal Boutique, Toledo, Ohio [approximately 1990] [PDF]

open access: yes, 1990
A circa 1990 view of an employee of the Toledo Post Office as she waits on a customer at the new Glass City Postal Boutique. The boutique sold stamps, postcards and post office memorabilia.
Long, Herral, 1929-2014
core  

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