Results 121 to 130 of about 5,928 (299)

Views of the post cemetery and Indian burial grounds at Fort Washita. (1) [PDF]

open access: yes
Views of the post cemetery and Indian burial grounds at Fort Washita.
McGalliard, William A.
core  

“Among the Graves”: Constructing Community, Resistance, and Freedom on Nineteenth Century Plantation Burial Grounds [PDF]

open access: yes, 2015
This paper examines the uses of plantation burial grounds by enslaved people. Drawing on the testimony in the Works Progress Administration Slave Narratives and nineteenth century narratives written by formerly enslaved people, I locate the grave as a ...
Fields, Whitney N
core  

All‐in‐One Analog AI Hardware: On‐Chip Training and Inference with Conductive‐Metal‐Oxide/HfOx ReRAM Devices

open access: yesAdvanced Functional Materials, EarlyView.
An all‐in‐one analog AI accelerator is presented, enabling on‐chip training, weight retention, and long‐term inference acceleration. It leverages a BEOL‐integrated CMO/HfOx ReRAM array with low‐voltage operation (<1.5 V), multi‐bit capability over 32 states, low programming noise (10 nS), and near‐ideal weight transfer.
Donato Francesco Falcone   +11 more
wiley   +1 more source

Views of the post cemetery and Indian burial grounds at Fort Washita. (2) [PDF]

open access: yes
Views of the post cemetery and Indian burial grounds at Fort Washita.
McGalliard, William A.
core  

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

Craniological Materials of Mordvins-Mokshas in the II Millennium AD

open access: yesАрхеология евразийских степей
The article deals with the question whether the Mordvins’s presence in the Golden Horde had a significant influence on its physical features. For this purpose, the study of the summary craniological series of the Mordvins-Mokshas of Moksha region of the ...
Dmitry S. Ikonnikov   +2 more
doaj   +1 more source

Ferroelectricity in Antiferromagnetic Wurtzite Nitrides

open access: yesAdvanced Functional Materials, EarlyView.
We establish MnSiN2${\rm MnSiN}_2$ and MnGeN2${\rm MnGeN}_2$ as aristotypes of a new multiferroic wurtzite family that simultaneously exhibits ferroelectricity and antiferromagnetism with altermagnetic spin splitting. By strategically substituting alkaline‐earth metals, we predict new materials with coexisting switchable polarization, spin texture, and
Steven M. Baksa   +3 more
wiley   +1 more source

Pagan Burial Grounds at the Headwater of Kirsanova Balka Authors

open access: yesАрхеология евразийских степей
The article deals with the materials of the most unusual of the burial grounds of the Golden Horde Azak. It is located on the eastern border of the city's residential area and is part of the chain of the outer arc of necropolises that girdles it and ...
Mikhail Yu. Goncharov   +1 more
doaj   +1 more source

Optoelectronic Synaptic Devices Using Molecular Telluride Phase‐Change Inks for Three‐Factor Learning

open access: yesAdvanced Functional Materials, EarlyView.
Optoelectronic synaptic devices based on solution‐processed molecular telluride GST‐225 phase‐change inks are demonstrated for three‐factor learning. A global optical signal broadcast through a silicon waveguide induces non‐volatile conductance updates exclusively in locally electrically flagged memristors.
Kevin Portner   +14 more
wiley   +1 more source

X‐Functionality–Driven Photocatalytic Hydrogen Evolution in 2D 4‐X‐PEA2SnI4 Perovskites

open access: yesAdvanced Functional Materials, EarlyView.
We report a water‐based synthesis of 2D 4‐X‐PEA2SnI4 perovskite microcrystals with prominent photocatalytic (PC) activity for H2 production. The synergy between organic functionalization and HI‐derived iodide scavenges holes suppress octahedral distortion, and favor electron accumulation, enabling a PC H2 evolution ∼20 µmol·g−1 and long‐term stability ...
Taeyeon Kim   +21 more
wiley   +1 more source

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