نتایج جستجو برای: lcca
تعداد نتایج: 140 فیلتر نتایج به سال:
As innovative technologies are being deployed to accelerate shipping decarbonization in response air emission regulations, there is much considerable concern about the cost effectiveness of such from a life-cycle perspective. This study conducts analysis (LCCA) on an marine dual-fuel engine under uncertainties, referred as SeaTech engine, evaluate total performance compared that conventional di...
This study combined multiple approaches to evaluate the structural and economic impact of using new-generation wide-base tires (NG-WBT) in New Brunswick, Canada. A three-dimensional finite-element model a typical pavement structure used Brunswick was predict critical responses. The includes measured tire-pavement contact forces among other variables overlooked conventional flexible analysis app...
Sustainability has been greatly impacted by the reality of budgets and available resources as a targeted range carbon emission reduction increases due to climate change. This study analyses technical economic feasibility for three types solar photovoltaic (PV) renewable energy (RE) systems; (i) stand-alone, non-grid-connected building rooftop-mounted structure, (ii) rooftop, grid-connected (iii...
the reconstructed RAA was detected by echocardiography at 2 and 8 months after surgery and successfully treated by balloon angioplasty. After 18 months, the patient was asymptomatic, and her growth percentile improved from the 20th to 35th percentile. LV function normalized. Facial haemangiomas progressively decreased and disappeared (Fig. 2). DISCUSSION DAA is an anomaly caused by failure of r...
PURPOSE Cardiovascular diseases remain the number one death cause worldwide. Preclinical 4D flow phase contrast magnetic resonance imaging can provide substantial insights in the analysis of aortic pathophysiologies in various animal models. These insights may allow a better understanding of pathophysiologies, therapy monitoring, and can possibly be translated to humans. This study provides a f...
Significant progress has been made in research on environmental life-cycle assessment (LCA) of pavements. Use of this new knowledge has been slowed by a lack of standardized datasets and analysis protocols. Several software packages have been developed to address this by providing datasets with broader coverage and better quality, but practitioners need applicationspecific data input interfaces...
This study aims to quantify and compare the life-cycle environmental, economic and social impacts of two pavement materials: namely 10mm Asphalt Rubber Stone Matrix Asphalt (ARSMA10) and 10mm Polymer Modified Stone Matrix Asphalt (PMSMA10). To achieve this objective, a comparative sustainability framework was developed by: 1) combining the Life Cycle Assessment (LCA) with pavement maintenance p...
Nitroimidazoles are efficiently decomposed by low energy electrons. This process, known as dissociative electron attachment (DEA), is believed to account, at least partly, for the radiosensitizing bioactivity of nitroimidazoles [1,2]. Since the DEA reactions are typically initiated by the formation of transient negative ions, or resonances, obtaining the anion spectra of nitroimidazoles is a ke...
The ascomycete Aspergillus niger produces several multicopper oxidases, but their biocatalytic properties remain largely unknown. Elucidation of the crystal structure of A. niger laccase McoG at 1.7 Å resolution revealed that the C-terminal tail of this glycoprotein blocks the T3 solvent channel and that a peroxide ion bridges the two T3 copper atoms. Remarkably, McoG contains a histidine (His2...
Transportation economic evaluation quantifies and monetizes transport project’s benefits and costs. It can significantly influence planning decisions. This report critically examines conventional transport economic evaluation. It integrates two different but overlapping perspectives: planners interested in comprehensive and multi-modal transport system analysis and economists interested in econ...
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