Results 31 to 40 of about 1,480,229 (279)

Needle-free injection into skin and soft matter with highly focused microjets [PDF]

open access: yes, 2012
The development of needle-free drug injection systems is of great importance to global healthcare. However, in spite of its great potential and research history over many decades, these systems are not commonly used.
Ghalbzouri, A. El   +4 more
core   +2 more sources

DIAGNOSTICS OF GASOLINE FUEL SYSTEMS WITH DIRECT INJECTION [PDF]

open access: yesAvtomobilʹnyj Transport (Harʹkov), 2015
The method of diagnosing the fuel systems with direct injection by means of the creating pressure oscillations in the hydraulic accumulator is offered in the article.
N. Bulhakov
doaj  

Detection of spin injection into a double quantum dot: Violation of magnetic-field-inversion symmetry of nuclear polarization instabilities

open access: yes, 2010
In mesoscopic systems with spin-orbit coupling, spin-injection into quantum dots at zero magnetic field is expected under a wide range of conditions. However, up to now, a viable approach for experimentally identifying such injection has been lacking. We
Emmanuel I. Rashba   +2 more
core   +1 more source

A Hybrid Adaptive Transaction Injection Protocol and Its Optimization for Verification-Based Decentralized System

open access: yesFuture Internet, 2019
Latency is a critical issue that impacts the performance of decentralized systems. Recently we designed various protocols to regulate the injection rate of unverified transactions into the system to improve system performance.
Saumendra Sengupta   +4 more
doaj   +1 more source

Artificial Noise Injection for Securing Single-Antenna Systems

open access: yes, 2017
We propose a novel artificial noise (AN) injection scheme for wireless systems over quasi-static fading channels, in which a single-antenna transmitter sends confidential messages to a half-duplex receiver in the presence of an eavesdropper.
He, Biao   +2 more
core   +2 more sources

Knowledge injection methods in question answering

open access: yesРоссийский технологический журнал
Objectives. Despite the recent success of large language models, which are now capable of solving a wide range of tasks, a number of practical issues remain unsolved. For example, users of systems providing question answering (QA) services may experience
D. V. Radyush
doaj   +1 more source

Fluid injection device for high-pressure systems [PDF]

open access: yes, 1970
Screw activated device, consisting of a compressor, shielded replaceable ampules, a multiple-element rubber gland, and a specially constructed fluid line fitting, injects measured amounts of fluids into a pressurized system.
Copeland, E. J., Ward, J. B.
core   +1 more source

Likelihood of Cyber Data Injection Attacks to Power Systems

open access: yes, 2015
Cyber data attacks are the worst-case interacting bad data to power system state estimation and cannot be detected by existing bad data detectors. In this paper, we for the first time analyze the likelihood of cyber data attacks by characterizing the ...
Chow, Joe, Hao, Yingshuai, Wang, Meng
core   +1 more source

Magnetization reversal driven by spin-injection : a mesoscopic spin-transfer effect [PDF]

open access: yes, 2008
A mesoscopic description of spin-transfer effect is proposed, based on the spin-injection mechanism occurring at the junction with a ferromagnet. The effect of spin-injection is to modify locally, in the ferromagnetic configuration space, the density of ...
A. Fert   +12 more
core   +1 more source

A Quality Improvement Initiative to Standardize Pneumocystis jirovecii Pneumonia Prophylaxis in Pediatric Patients With Solid Tumors

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Pediatric patients with extracranial solid tumors (ST) receiving chemotherapy are at an increased risk for Pneumocystis jirovecii pneumonia (PJP). However, evidence guiding prophylaxis practices in this population is limited. A PJP‐related fatality at our institution highlighted inconsistent prescribing approaches and concerns about
Kriti Kumar   +8 more
wiley   +1 more source

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