Dual flapping foil systems are a promising concept able to improve overall ship propulsion performance and recover wave energy, reducing fuel consumption and making maritime equipment eco-friendlier.

Dual alarms and aggregated photoelectric and ionization alarm responses were used to estimate dual alarm performance. It was observed that dual alarms with equivalent or higher sensitivity settings performed better than individual photoelectric or ionization alarms over a range of flaming and smoldering fire scenarios. In one test …

Combustion performance of dual-injection using various mass fraction of n-butanol and gasoline were compared with conventional single-injection strategies, including gasoline PFI, gasoline DI and n-butanol DI. Experiments were performed on a single cylinder research SI engine at condition of 1500 r/min and wide-open-throttle. …

The emergence of capable semiconductor processes has allowed digital signal processing to extend the application range of high-capacity optical systems. We …

Performance of Dual-Energy Contrast-enhanced Digital Mammography for Screening Women at Increased Risk of Breast Cancer. Janice S. Sung, Lizza Lebron, Delia Keating, Donna D'Alessio, Christopher E. Comstock, Carol H. Lee, Malcolm C. …

Organosolv lignin (OL) was used to synthesize organosolv-lignin-based epoxy acrylate (OLBEA) coatings. OLBEA coatings were prepared by dual (Ultraviolet (UV) and thermal) curing to achieve a deep and complete process. The properties of OLBEA coatings obtained by dual curing had excellent properties and promising wide …

Purpose: To study the performance of different dual energy computed tomography (DECT) techniques, which are available today, and future multi energy CT (MECT) employing novel photon counting detectors in an image-based material decomposition task. Methods: The material decomposition performance of different energy-resolved CT acquisition …

The superior performance of SnSe 2 @N, Se-DWHCSs motivated us to investigate its use in full sodium ion batteries. For the full battery, Na 3 V 2 (PO 4 ) 3 (NVP) was chosen as the cathode material. The charge-discharge curve of the NVP/ SnSe 2 @N, Se-DWHCSs battery was illustrated in Fig. S23 (a) for a voltage range of 0.3–3.3 V and a …

Performance of Dual-Energy Contrast-enhanced Digital Mammography for Screening Women at Increased Risk of Breast Cancer. Authors. Janice S Sung 1, Lizza Lebron 1, …

To improve dynamic characteristic of dual-active-bridge dc–dc converters, this study proposes a non-linear model predictive control (MPC) scheme with phase-shift ratio compensation to face with the following extreme conditions: start-up or step change of load resistance, input voltage, and the desired output voltage.

Abstract. Objectives: To compare the spectral performance of dual-energy CT (DECT) platforms using task-based image quality assessment based on phantom data. Materials …

The overview of the performance of various designs of dual slope units presented in sections 4 and 5 shows that different designs and operating parameters have a significant effect on boosting the performance. A study on liner material shows that asphalt-coated stills yield 4.15 kg/m 2 annually, higher than other liner materials and ∼ 29% ...

Compared with traditional pure TEC cooling, the dual-active cooling proposed in this paper can efficiently save of electric energy, and has better thermal management performance than pure liquid cooling, which will help to improve the adaptability of electric vehicles in excessive high and low temperature environment and reduce the level of ...

The performance objectives stipulated in EC8 [29, 30] are assumed as target and the behaviour factor q that allows the frames to meet these objectives is determined and related to the ductility capacity of the BRBs. 2. Dual struture with BRBs and semi-rigid connections2.1. Concept of the proposed dual structure

Solar energy-based technologies such as grid-connected Photovoltaic (PV) systems have become increasingly popular in recent years. The modeling and simulation of a dual inverter based grid linked solar system was carried out in this study using the Matlab/Simulink environment. Grid-connected PV systems run parallel to the established …

Optimal Strategy for the Improvement of the Overall Performance of Dual-Axis Solar Tracking Systems. by. Diego A. Flores-Hernández. 1,*, Alberto Luviano-Juárez. 1, Norma Lozada-Castillo. 1, …

Dual-energy computed tomography (DECT), along with ultrasound (US), has been increasingly utilized for the diagnosis of gout because of its noninvasive advantages. ... The diagnostic performance of dual energy CT for diagnosing gout: a systematic literature review and meta-analysis. Rheumatology (Oxford), 58 (2019), pp. 2117-2121. …

Despite the excellent clinical results of DMC compared with conventional implants, the clinical application of DMC is limited by concerns about the dual …

Abstract: The performance of two dual-ended readout positron emission tomography detectors based on 15 $times $ 15 bismuth germanate (BGO) arrays was compared. The crystal elements of one BGO array have polished lateral surfaces, while the crystal elements of the other BGO array have unpolished lateral surfaces.

Presents a settling control of a dual-actuator system for hard disk drives. The dual-actuator system consists of a voice coil motor (VCM) as a first stage actuator and a push-pull type piezo-electric transducer (PZT) as a second stage actuator. The settling controller is designed in three steps. In the first step, the VCM controller is designed so that the VCM …

Performance of dual one-way measurements and precise orbit determination for BDS via inter-satellite link. Open Astronomy, 31 (1), 276-286. https://doi/10.1515/astro …

Objectives: To evaluate the image quality and utility of virtual monoenergetic images (VMI) of dual-layer spectrum computed tomography (DLSCT) in assessing preoperative T-stage for early rectal adenocarcinoma (ERA). Methods: This retrospective study included 67 ERA patients (mean age 62 ± 11.1 years) who underwent DLSCT and …

Conclusion. DECT has excellent diagnostic accuracy and reliability in qualitatively and quantitatively diagnosing ACL rupture. Clinical relevance statement.

Objective: Dual-energy computed tomography (DECT), along with ultrasound (US), has been increasingly utilized for the diagnosis of gout because of its noninvasive advantages. However, the superiority of DECT over US remains controversial. This meta-analysis was performed to investigate whether DECT is superior to US in the diagnosis of gout.

A novel dual self-centering variable friction damper (DSC-VFD) brace was introduced to achieve greater post-yield stiffness and a better energy dissipation …

Objective: To establish the performance of (subsets of) the 2015 ACR/EULAR gout classification criteria in patients with unclassified arthritis, and to determine the value of dual-energy CT (DECT) herein. Reference was the MSU crystal detection result in SF at polarization microscopy. Methods: We included subjects with …

The steady state performance of the dual active bridge converter has been widely researched before. This paper focuses on the modulation strategy for optimized transient performance of the dual active bridge converter under reverse of the power flow direction. Firstly, normal modulation methods to reverse the power flow direction are presented. …

The impact of spanwise flexibility on the propulsion performance of two foils arranged in tandem and subjected to a prescribed sinusoidal heaving motion has been studied at a Reynolds number of 100. This comprises a wide range of natural frequencies of the flexible foil, covering pre-resonance, resonance, and post-resonance regimes, with …

Dual-carbon LICs with HRG and CRG cathodes. N-doped porous carbon (NPC) was chosen as carbon anode [60], and it was assembled with HRG and CRG cathodes to construct dual-carbon LICs. The characterization and electrochemical performance of NPC anode are provided in the Supporting information S18-S21.

We extend the dual sourcing model based on the newsvendor framework by considering the environmental impact of transport. In our context, dual sourcing means that a company, e.g. a retailer, uses an offshore and an onshore supplier. We include environmental regulations for transport in the model. Firstly, emission taxes for the …