Results 51 to 60 of about 1,161,750 (300)

Oyster shells as history books [PDF]

open access: yes, 2003
[FIRST PARAGRAPH] A collaborative project was established in 2002 that has brought together geochemistry and archaeology in order to investigate environmental change and the harvesting strategies of ancient peoples.
Milner, N., Surge, D.
core  

Ti6Al4V‐Bioglass‐Copper Composites for Load‐Bearing Implants

open access: yesAdvanced Healthcare Materials, EarlyView.
We have designed and manufactured a novel Ti64‐based composite by adding 45S5 bioglass (BG) and copper (Cu). Adding BG on titanium improves wear resistance and biocompatibility, whereas Cu addition improves mechanical strength while providing inherent lifelong bacterial resistance.
Lochan Upadhayay   +3 more
wiley   +1 more source

Physical Intelligence in Small‐Scale Robots and Machines

open access: yesAdvanced Materials, EarlyView.
“Physical intelligence” (PI) empowers biological organisms and artificial machines, especially at the small scales, to perceive, adapt, and even reshape their complex, dynamic, and unstructured operation environments. This review summarizes recent milestones and future directions of PI in small‐scale robots and machines.
Huyue Chen, Metin Sitti
wiley   +1 more source

Timing the Mesolithic-Neolithic Transition in the Iberian Peninsula: The Radiocarbon Dataset

open access: yesJournal of Open Archaeology Data, 2019
In this paper, we describe the radiocarbon dataset compiled in the context of the project HAR2015-68962 EVOLPAST: 'Dinámicas evolutivas y patrones de variabilidad cultural de los últimos cazadores-recolectores y el primer Neolítico en el este peninsular (
Salvador Pardo-Gordó   +3 more
doaj   +1 more source

Hedonism Before Bentham [PDF]

open access: yes, 2015
The hedonistic theories of Jeremy Bentham and John Stuart Mill are both widely known. Hedonism before Bentham, however, is much less known and, hitherto, no systematic presentation of hedonism’s early history has been written.
Moen, Ole Martin
core   +1 more source

Bacteria‐Responsive Nanostructured Drug Delivery Systems for Targeted Antimicrobial Therapy

open access: yesAdvanced Materials, EarlyView.
Bacteria‐responsive nanocarriers are designed to release antimicrobials only in the presence of infection‐specific cues. This selective activation ensures drug release precisely at the site of infection, avoiding premature or indiscriminate release, and enhancing efficacy.
Guillermo Landa   +3 more
wiley   +1 more source

Archeo‐Inspiration from the Cultural History of Glass: Historic Accounts, Anecdotes and Hard Facts as Challenges to Modern Material Science

open access: yesAdvanced Materials, EarlyView.
Glass, historically valued for its purity and durability, has long inspired artists and societies. This article introduces the concept of “Archeo‐Inspiration”, drawing on cultural and historical contexts of glass to guide future material innovations.
Eva von Contzen   +3 more
wiley   +1 more source

Close Companions? A Zooarchaeological Study of the Human–Cattle Relationship in Medieval England

open access: yesAnimals, 2021
Across medieval Europe, cattle commanded a major, if shifting, economic and social value, and their use for meat, milk, and traction is well established.
Matilda Holmes   +2 more
doaj   +1 more source

Ethnicity [PDF]

open access: yes, 2012
As developed in the fields of anthropology and sociology, the concept of ethnicity offers one possible approach to analyzing diversity in the population of ancient Egypt.
Baines, John, Riggs, Christina
core  

Advanced Ceramics in Aerospace and Defense: The Interrelationship between Traditional and Additive Manufacturing Approaches

open access: yesAdvanced Materials Technologies, EarlyView.
Additive manufacturing revolutionizes production by enabling on‐demand, customized, and sustainable manufacturing with streamlined supply chains. While metal and polymer AM are well‐established, advanced ceramic AM is rapidly emerging, overcoming traditional material challenges.
Kateryna Oleksandrivna Shvydyuk   +2 more
wiley   +1 more source

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