Results 31 to 40 of about 118,583 (280)
The Lincoln Coins & Stamps 1909-1958
, 2023 The Lincoln Coins & Stamps 1909-1958 coin holder contains fifty Lincoln Cents and ten Lincoln-related postage stamps, which are organized by ten major events in Lincoln\u27s life.
Postal Commemorative Society Stamps and Coins
core
Advanced Engineering Materials, EarlyView.A thermoplastic PMMA‐based photoresin enables high‐resolution DLP printing followed by solvent‐vapor smoothing. The treatment reduces staircase‐induced surface roughness from 2.33 µm to 129 nm and increases visible‐light transmittance from approximately 30% to 80%, providing a route toward transparent PMMA components for rapid prototyping and non ...
Rozhin Heydarpour +5 more
wiley +1 more source
PHILATELY IN THE SPACE OF A MUSEUM: VIEW FROM THE STANDPOINT OF CULTURAL THEORY [PDF]
Muzeológia a Kultúrne Dedičstvo, 2019 The article deals with the introduction of the term timbrology (timbrologie) in relation to the processes of research work with museum articles related to the history of postal communication and to philately. Besides, the author sets the following tasks:
Bakayutova Lyudmilla N.
doaj
Postal envelope from Serbia with stamps [PDF]
, 1942 Postal envelope from Serbia to Mladá Boleslav [Central Bohemian Region of the Czech Republic] with stamps, dated 1942.
core
Advances in Sustainable and Wearable Textile Based Soft Robotics
Advanced Functional Materials, EarlyView.This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas +6 more
wiley +1 more source
Multisensory conservation stamps
, 2022 The article highlights postage stamps issued by postal agencies of the world that employ multisensory properties to promote ...
Indraneil, Das
core
Implantable Ionic Memristors Based on Natural Polymer Heterojunctions
Advanced Functional Materials, EarlyView.We report an implantable natural polymer‐based ionic memristor composed of hyaluronic acid, chitosan, and PDMS. The device achieved 98.94% accuracy in MNIST classification while reducing training time by 36.8% compared with a conventional artificial neural network (ANN).
Dong‐yup Lee +6 more
wiley +1 more source
Biodegradable and Biocompatible Functional Polymers for Biomedical Applications
Advanced Functional Materials, EarlyView.Biodegradable and biocompatible functional polymers integrate electrical, mechanical, and stimuli‐responsive functionalities while enabling programmed degradation under physiological conditions. This review introduces recent advances in conductive, shape‐memory, self‐healing, photocurable, and adhesive polymer systems, emphasizing material design ...
Won Bae Han +5 more
wiley +1 more source
Planet versus plastic: The case of plastic pollution through the lens of philately
Cambridge Prisms: PlasticsPlastic pollution is recognised as one of this century’s most significant environmental challenges and has the characteristics of a super wicked problem.
Renjith VishnuRadhan, Shagnika Das
doaj +1 more source
Advanced Functional Materials, EarlyView.A multifunctional structural power composite is developed by integrating high‐mass‐loading Zn‐ion hybrid supercapacitors with metal mesh current collectors and aramid nanofiber‐based composite electrolytes, enabling simultaneous load‐bearing capability and enhanced areal energy storage.
Yuseung Choi +8 more
wiley +1 more source