Results 111 to 120 of about 173,481 (291)

Silver plate on bronze mortar and pestle.

open access: yes, 1915
Silver plate on bronze mortar and pestle. Mortar is bucket shaped with double handles and has a band of florentine design that has German insignia "Durch Krieg Zum Sieg" translated means in English "Through War Comes Honor" and 1914-15 on reverse side ...

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Two‐Way Shape Memory Polymer Composite Gripper for Adaptive Robotic Applications

open access: yesAdvanced Materials Technologies, EarlyView.
A two‐way shape memory polymer (SMP) composite is developed with intrinsic shape‐changing capability driven solely by temperature, eliminating external actuation loads. Embedding the SMP in a low‐stiffness elastomeric matrix enabled reversible transformations during heating and cooling cycles.
Aamna Hameed, Kamran Ahmed Khan
wiley   +1 more source

Round bulbous body bronze mortar with bronze pestle.

open access: yes
Round bulbous body bronze mortar with bronze pestle. Engraved horizontal lines in mortar body and has a pedestal base. American circa 1850. 5 1/4" height mortar and 6 1/4" diameter and pestle is 9" length.circa 1850Mortar Height, Diameter, Width at ...

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Light Switchable Ionic Conductivity of Arylazopyrazole Modified Polysiloxanes

open access: yesAdvanced Materials Technologies, EarlyView.
We present a polysiloxane functionalized with a novel arylazopyrazole dye that undergoes reversible photoisomerization. Upon lithium bis(trifluoromethanesulfonyl)imide addition and UV irradiation, the polymer exhibits a shift in tan(d) toward higher frequencies and enhanced ionic conductivity.
Malte S. Beccard   +7 more
wiley   +1 more source

Now we’re Cooking with Gas! How Experimental Archaeology Challenges Modern Assumptions about Metal Recycling

open access: yesEXARC Journal, 2017
It is accepted knowledge that when re-melting alloys, some of the metal with a lower melting temperature is lost through oxidation, and more metal must be added in order to maintain the desired alloy proportions.
E. Giovanna Fregni
doaj  

Bronze mortar and pestle with paneling in chalice form mortar.

open access: yes, 1875
Bronze mortar and pestle with paneling in chalice form mortar. Mortar is 5 1/8" height and 4 5/16" diameter and engraved and banded pestle is 7 7/8" length.

core  

End‐to‐End Sensing Systems for Breast Cancer: From Wearables for Early Detection to Lab‐Based Diagnosis Chips

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores advances in wearable and lab‐on‐chip technologies for breast cancer detection. Covering tactile, thermal, ultrasound, microwave, electrical impedance tomography, electrochemical, microelectromechanical, and optical systems, it highlights innovations in flexible electronics, nanomaterials, and machine learning.
Neshika Wijewardhane   +4 more
wiley   +1 more source

A Seventh Century BC Picenian Cloack Clasp Made of Iron, Bone, Bronze and Amber: Reconstruction of a Masterpiece

open access: yesEXARC Journal, 2018
This article is dedicated to the reconstruction I’ve done in 2017 of a Picenian cloack clasp which is a pretty unique find. It has been found in a prince’s grave dating back to the early 7th Century b.C.
Mauro Fiorentini
doaj  

Material Selection and Geometric Design for Few‐filament Shape Memory Polymer Yarns for Force Generation

open access: yesAdvanced Materials Technologies, EarlyView.
A custom shape memory polymer material selection process relates quantitative application criteria (e.g., compression garment yarns) to material characterization information. The selected materials are manufactured into yarn geometries, which expand the design space by creating structural stress‐strain profiles beyond the nominal material stress‐strain
Michaela Andrews   +2 more
wiley   +1 more source

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