Results 81 to 90 of about 9,515 (264)

CONFORMAL CURVATURE TENSOR ON K-CONTACT MANIFOLDS WITH RESPECT TO THE QUARTER-SYMMETRIC METRIC CONNECTION [PDF]

open access: yes, 2017
In the present paper, we study certain curvature conditions on the conformal curvature tensor in K-contact manifolds with respect to the quarter-symmetric metric ...
Prasad, Rajendra, Haseeb, Abdul
core   +1 more source

Advances and Perspectives in Graphene‐Based Quantum Dots Enabled Neuromorphic Devices

open access: yesAdvanced Science, EarlyView.
Graphene‐based QDs are zero‐dimensional carbon nanomaterials with pronounced quantum confinement and tunable electronic structures. Herein, we summarize their synthesis strategies and functionalization methods, and highlight their functional roles and operating mechanisms in devices, as well as recent advances in neuromorphic electronics. We anticipate
Yulin Zhen   +9 more
wiley   +1 more source

Some properties of anti-Kähler manifolds equipped with quarter-symmetric F-connections

open access: yesPublications de l'Institut Mathematique, 2019
We construct quarter-symmetric metric and nonmetric F-connections on anti-K?hler manifolds and analyze some properties of torsion and curvature tensors of these connections.
GEZER, Aydın, KARAMAN, Çağrı
openaire   +4 more sources

Engineering Neuronal Network Connectivity Through Precise and Scalable Electrical Modulation

open access: yesAdvanced Science, EarlyView.
This study presents a scalable all‐electrical method for precise neuronal‐circuit reconfiguration based on high‐density microelectrode arrays. By employing biologically inspired plasticity rules, targeted connectivity changes were successfully induced and quantified across diverse neuronal preparations.
Sreedhar S. Kumar   +10 more
wiley   +1 more source

Curvature Pinching Conditions in Quaternionic Manifolds Under Quarter-Symmetric Metric Connections

open access: yesAxioms
This work presents a pair of sharp geometric inequalities that connect the normalized scalar curvature with the generalized normalized δ-Casorati curvature for θ-slant submanifolds immersed in quaternionic space forms endowed with a quarter-symmetric ...
Md Aquib, Ibrahim Al-Dayel
doaj   +1 more source

Quarter Symmetric Metric Connection on Generalized Semi Pseudo Ricci Symmetric Manifold

open access: yes, 2015
Object of this paper is to find some properties of generalized semi pseudo Ricci symmetric manifold (denoted by G(SPRS)n ) admitting quarter symmetric metric connection.
Arindam Bhattacharyya, Kalyan Halder
core   +1 more source

Wireless, Deep‐Seeing Smart Pill: A NIR‐II Fluorescence Imaging Capsule Endoscope for Gastrointestinal Cancer

open access: yesAdvanced Science, EarlyView.
A novel near‐infrared‐II fluorescent imaging capsule endoscope that detects specific fluorescence signals above 900 nm enables highly sensitive, targeted imaging of gastrointestinal cancer tissue. This wirelessly powered and magnetically controlled “smart pill” achieves high sensitivity and deep tissue penetration, allowing precise, non‐invasive ...
Weicheng Wang   +10 more
wiley   +1 more source

On a Kaehler manifold equipped with lift of quarter symmetric non-metric connection [PDF]

open access: yes, 2019
This paper contains the study of Kaehler manifolds equipped with lift ofquarter-symmetric non-metric connection. In this paper, a condition on themanifold for being a Kaehler manifold with respect to lift of quarter-symmetricnon-metric connection is ...
Pandey, Pankaj, Chaturvedi, Braj Bhushan
core  

Tunable High‐Performance Metamaterial Filters Based on Novel SRR Architectures

open access: yesAdvanced Science, EarlyView.
Based on two novel SRR configurations and two independent SRR integration approaches, four tunable bandpass metamaterial filters were fabricated with an ultra‐thin ceramic substrate. Among them, SM‐2 achieves over 97% electromagnetic wave transmittance, with a minimal 1.15% deviation in its resonant frequency prediction, making them promising ...
Lingxi Qu   +4 more
wiley   +1 more source

Exploring Conformal Soliton Structures in Tangent Bundles with Ricci-Quarter Symmetric Metric Connections

open access: yesMathematics
In this study, we investigate the tangent bundle TM of an n-dimensional (pseudo-)Riemannian manifold M equipped with a Ricci-quarter symmetric metric connection ∇˜.
Yanlin Li, Aydin Gezer, Erkan Karakas
doaj   +1 more source

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