Results 231 to 240 of about 449,656 (341)

Ancient genomes from eastern Kazakhstan reveal dynamic genetic legacy of Inner Eurasian hunter-gatherers. [PDF]

open access: yesSci Adv
Gill H   +19 more
europepmc   +1 more source

Advanced Materials in Responsible Electronics: Innovations for Sustainability, Health, and Circularity

open access: yesAdvanced Materials Technologies, EarlyView.
Contemporary electronic devices produce significant waste, harming ecosystems. Innovation in design, consumption, materials, and end‐of‐life management is crucial. This review explores advanced materials for sustainable and responsible electronics, highlighting their potential to reduce environmental and health hazards while improving device ...
Rawan Omar   +7 more
wiley   +1 more source

Egyptian Bronze-Making [PDF]

open access: bronze, 1943
G. A. Wainwright
openalex   +1 more source

Genetic transitions in the Neolithic and Bronze Age at Mas d'en Boixos (Catalonia, Spain). [PDF]

open access: yesiScience
Roca-Rada X   +12 more
europepmc   +1 more source

Prehistory as Propaganda [PDF]

open access: yes, 1995
Crawford, H, Hung, FYC, MacDonald, KC
core   +2 more sources

Organic Neuromorphic Transistors with Crosslinked Poly(vinyl alcohol)‐Based Memory Layers Controlled by Thermal Annealing Process

open access: yesAdvanced Materials Technologies, EarlyView.
The crosslinked poly(vinyl alcohol) (X‐PVA) in the presence of acidic polymer catalyst (PAMPSA) is formed in solid‐state films by thermal annealing at 150 ℃ for 10 min, delivering the best hysteresis characteristics for efficient organic synaptic transistors (OSTRs) with a recognition accuracy of 96%.
Seungmok Lee   +3 more
wiley   +1 more source

Evidence of neolithic cannibalism among farming communities at El Mirador cave, Sierra de Atapuerca, Spain. [PDF]

open access: yesSci Rep
Saladié P   +13 more
europepmc   +1 more source

A Thermally Expandable Resin for the Volumetric Additive Manufacturing of Shape‐Memory Functional Foams

open access: yesAdvanced Materials Technologies, EarlyView.
Volumetric additive manufacturing allows to print parts extremely fast, but is so far is limited by the build volume of the printers. The foaming materials presented here allow to expand printed parts up to 500% reaching densities of 0.16 g cm−3 as well as providing shape memory properties enabling the creation of lightweight, functional parts ...
Silvio Tisato   +3 more
wiley   +1 more source

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