Results 121 to 130 of about 156,352 (314)

Tracheal Constriction in the Dog [PDF]

open access: yes, 1957
Balloon and tambour recordings frequently revealed spontaneous, slow, rhythmic constrictions of tracheae in anesthetized dogs. Strong contractions were also induced in previously quiescent tracheae by asphyxia and, to a somewhat lesser degree, by ...
William B. Wood   +2 more
core   +1 more source

Self‐Sintering Ionogel Binder for Flexible, Recyclable, and Healable Printed Giant Magnetoresistive Sensors

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Electronic waste has emerged as a major environmental challenge, driven by the massive consumption and a limited lifetime of modern electronic devices, stimulating the development of sustainable electronics. Here, an all‐biomaterial gelatin‐choline‐citric acid ([Ch][CA]) ionogel is developed as an active binder to realize self‐sintered ...
Lin Guo   +10 more
wiley   +1 more source

Rhythmic pulsations in inferior vena cava in pericardial constriction [PDF]

open access: yes, 2016
A case of pericardial constriction with rhythmic, nonrespiratory pulsations in inferior vena cava is presented. Hepatic vein flow showed wave form classical of pericardial constriction.
S.R. Mittal, Mittal, S.R.
core   +1 more source

The Effectiveness of Pharmacopuncture in Patients with Lumbar Spinal Stenosis: A Protocol for a Multi-Centered, Pragmatic, Randomized, Controlled, Parallel Group Study

open access: yesJournal of Pain Research, 2022
Jee Young Lee,1 Kyoung Sun Park,2 Suna Kim,3 Ji Yeon Seo,4 Hyun-Woo Cho,5 Dongwoo Nam,6 Yeoncheol Park,6 Eun-Jung Kim,7 Yoon Jae Lee,1 In-Hyuk Ha1 1Jaseng Spine & Joint Research Institute, Jaseng Medical Foundation, Seoul, Republic of Korea; 2Jaseng ...
Lee JY   +9 more
doaj  

Steady streaming effect on the flow of a couple stress fluid through a constricted annulus

open access: yesArchives of Mechanics, 2012
The oscillatory flow of an incompressible couple stress fluid through an annulus with mild constriction at the outer wall is considered. The mean pressure drops and the mean wall shear stress are calculated across the constricted region.
D. Srinivasacharya, D. Srikanth
doaj   +1 more source

Fully Additive Vertical Organic Electrochemical Transistors on Renewable and Compostable Substrates Enable Ultrasensitive Bioelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Fully additive vertical organic electrochemical transistors (vOECTs) with channel‐length of 226 nm on a 50 µm compostable substrate achieve >106 current modulation and ∼36 mS transconductance. Ion‐selective integration enables 1.1 mA dec−1 sensitivity and 36 µm detection limit, highlighting a scalable platform for sustainable electronics and ...
Giulia Frusconi   +3 more
wiley   +1 more source

Constrictive Pericarditis: Modern Causes of an Old Disease

open access: yesLibyan International Medical University Journal
This review examines the evolving landscape of constrictive pericarditis (CP) through analysis of literature spanning 1932 to 2025, sourced from PubMed, Scopus, and Google Scholar using key terms related to the etiology, clinical features, diagnosis, and
Hassan A. Gargoum
doaj   +1 more source

Achieving High ON State Current through Ferroelectric Polarization‐Dependent Interfacial Resistance Switching in Undoped Orthorhombic HfO2 Films

open access: yesAdvanced Functional Materials, EarlyView.
Ferroelectric tunnel junction devices based on epitaxial undoped ferroelectric HfO2 films demonstrate stable switching endurance of over 106 switching cycles, low write voltages of ±3 V, 16 measured resistance states, and neuromorphic capability.
Markus Hellenbrand   +13 more
wiley   +1 more source

Solution‐Processed Two‐Dimensional Indium Oxide on Sodium‐Embedded Alumina for Reconfigurable Optoelectronic Synaptic Transistors

open access: yesAdvanced Functional Materials, EarlyView.
Wafer‐scale two‐dimensioanl In2Se3 oxidized into InOx on sodium‐embedded beta‐alumina enables multifunctional reconfigurable electronics. Sodium ions accumulate within distinct spatial distribution under drain‐controlle and gate‐controlled operation. Drain‐control operation gives controllability of ultraviolet‐driven optoelectronic synaptic conductance
Jinhong Min   +13 more
wiley   +1 more source

Integrated Field‐Free SOT Domain‐Wall Synapses and MTJ Stochastic Neurons for Hardware Boltzmann Machines

open access: yesAdvanced Functional Materials, EarlyView.
Field‐free spin‐orbit torque domain‐wall synapses integrated with stochastic MTJ neurons enable compact hardware Boltzmann machines. Leveraging intrinsic stochasticity and multi‐level conductance, the system achieves efficient probabilistic learning with high accuracy, demonstrating a scalable spintronic platform for energy‐efficient edge AI.
Aijaz H. Lone   +8 more
wiley   +1 more source

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