Results 51 to 60 of about 161,622 (266)

A STORY OF AN ARAB CALIPH AL-MANSUR [PDF]

open access: yesآداب الرافدين, 1977
Caliph Abu-al-Abbas nominated his brother Jafar (ibn Muhammad ibn Ali) for the caliphate before he died, ()Jafar, who took the name "al-Mansur-billah or, supported by God with victory" was one of the greatest of the Abbasides, and the thirty-five caliphs
Joseph Almaleh, Jacqui Underwood
doaj   +1 more source

An On‐Demand Neuromorphic Vision System Enabled by a Multi‐Paradigm Neuromorphic Device and Hierarchical Reconfigurability Designed from Device to System Level

open access: yesAdvanced Science, EarlyView.
An on‐demand ultra‐reconfigurable intelligent vision system with hierarchical reconfigurability from device to system levels is demonstrated. Through co‐design of a multi‐paradigm device, reconfigurable circuits, and adaptive system architecture/algorithms, the system enables seamless switching among spiking, non‐spiking, neuromorphic imaging (NI), and
Biyi Jiang   +7 more
wiley   +1 more source

Irak’ta “Muktedir” ve “Müşteki” Bir İttihatçı: Süleyman Nazif Bey’in Basra Valiliği

open access: yesAkademik İncelemeler Dergisi, 2014
II. Meşrutiyet döneminde Irak kıtasının üç vilayetinde de valilik görevinde bulunmuş olan Süleyman Nazif Bey’in Basra valiliği birçok açılardan önem arz etmektedir.
Burcu Kurt
doaj  

Al-Nahda dan Munculnya Aliran-Aliran pada Sastra Arab Modern

open access: yesLinguistika Kultura
Artikel ini bertujuan untuk menguak muculnya berbagai aliran sastra Arab pada masa Al-Nahda berikut fenomena yang melatarbelakanginya. Penelitian ini merupakan penelitian kajian pustika yang menggunakan metode deskriptif analisis.
Insanul Hasan, Ferdinal Ferdinal
doaj   +1 more source

Cobalt/Photoredox Catalyzed Desymmetrization of Oxo and Azabicycles via Asymmetric Reductive Coupling With Alkynes

open access: yesAdvanced Science, EarlyView.
A one‐step, asymmetric reductive coupling of alkynes and oxa‐ and aza‐bicyclic olefins using a cobalt/photoredox catalytic system through desymmetrization. ABSTRACT Bicyclo[2.2.1]heptane frameworks represent a privileged structural motif prevalent in numerous natural products and bioactive molecules.
Subhankar Pradhan   +5 more
wiley   +1 more source

Structural and Compositional Effects on the Scintillation Properties of Fast Emitting Metal‐Organic Frameworks

open access: yesAdvanced Science, EarlyView.
The crystalline structure, the atomic numbers of the constituent elementsand the size of MOF crystals each influence their photoluminescence and scintillation properties in distinct ways. Together, these factors provide valuable guidelines for designing systems with optimized performance and tunable timing characteristics, arising from the synergistic ...
Francesca Cova   +8 more
wiley   +1 more source

WS2 Optoelectronic Memristive Reservoir Enabling Ultra‐Low‐Power, Multi‐Task, and Environmentally Stable Neuromorphic Computing

open access: yesAdvanced Science, EarlyView.
WS2‐based in‐memory sensing reservoir computing integrates sensing, memory, and computation in one compact device. It achieves ∼94% N‐MNIST, ∼93% eye motion perception, and ∼89% speech recognition with ultra‐low energy (∼25.5 fJ/spike). The system shows stability at 95% humidity, endurance over 1.5M cycles, and supports synaptic plasticity, enabling ...
Dayanand Kumar   +9 more
wiley   +1 more source

Study on the Reaction Mechanism of RuOx and Its Enhanced Hydrogen Evolution Reaction Activity

open access: yesAdvanced Science, EarlyView.
In situ Raman spectroscopy and DFT calculations reveal that, prior to the onset of HER, the surface of RuOx undergoes reversible reduction and structural reconstruction. The resulting Ru(II)O/Ru(IV)O2 configuration is identified as the true catalytically active species.
Liquan Zhang   +9 more
wiley   +1 more source

Taming Flexibility: Synergistic Pore and Polarity Engineering in a MOF for High‐Efficiency Xe/Kr Separation

open access: yesAdvanced Science, EarlyView.
Through a mixed‐ligand strategy that precisely regulates pore size and framework polarity, the Xe adsorption behavior is transformed from flexible to near‐rigid. ZIF‐7‐Cl(20) achieves sensitive recognition, efficient capture, and high selectivity for Xe, enabling high‐efficiency separation from Xe/Kr mixtures.
Tao Zhao   +10 more
wiley   +1 more source

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