نتایج جستجو برای: mps mean patch size

تعداد نتایج: 1134880  

Journal: :Frontiers in Marine Science 2022

Kuakata beach, known as Daughter of Sea in Bangladesh, has drawn a growing number tourists from all over the world, leading to higher use single plastic products. This study was first attempt describe occurrence, spatial distribution, and ecological risk microplastics (MPs) beach sediments. A total 24 surface sediment samples were collected intertidal zone MPs extracted using density separation...

2001
M. Della Morte R. Frezzotti

As a test of quenched lattice twisted mass QCD, we compute the non-perturbatively O(a) improved pseudoscalar and vector meson masses and the pseudoscalar decay constant down to MPS/MV = 0.467(13) at β = 6 in large volume. We check the absence of exceptional configurations and – by further data at β = 6.2 – the size of scaling violations. The CPU time cost for reaching a given accuracy is close ...

2010
Fredrik Hedeer John Palmer Håkan Arheden Martin Ugander

BACKGROUND We sought to compare quantification of left ventricular volumes and ejection fraction by different gated myocardial perfusion SPECT (MPS) programs with each other and to magnetic resonance (MR) imaging. METHODS N = 100 patients with known or suspected coronary artery disease were examined at rest with 99 mTc-tetrofosmin gated MPS and cardiac MR imaging. Left ventricular end-diastol...

Journal: :Atmospheric Environment 2021

Knowledge regarding the presence of suspended microplastics (MPs) within air is lacking, especially indoors, yet importance indoor quality and human health rising. This study first to report MPs multiple homes over a 6-month period, with concentrations exceeding previous outdoor studies. Twenty households, City Hull Humber region, U.K., were passively sampled, each month, collecting atmospheric...

ژورنال: علمی شیلات ایران 2019

The global demand for plastics is increasing due to it wide applications. About 60 to 80 percent of the waste of the marine environment belong to plastic class. There is a lack of information and research on the presence of plastic and micro-plastic contamination in aquatic animals, The present study, therefore examined the frequency, distribution, size, color and type of micro-plastic (MPS) in...

Journal: :Diversity 2022

Microplastics (MPs) pollution is arousing growing attention, yet knowledge about its occurrence in amphibians scant to date. With this study, we aimed determine whether plastic (>5000 ?m) and MPs (10–5000 could be detected adult Rana temporaria from a high-mountain ecosystem (the Cottian Alps, northwest Italy). To do this, aquatic compartments the digestive tract of R. were analyzed. Water, ...

Journal: :Düzce Üniversitesi bilim ve teknoloji dergisi 2023

Bu çalışmada Çanakkale kent merkezinde, peyzaj deseninde meydana gelen değişimin 18 yıllık süreçte analiz edilmesi amaçlanmıştır. Çalışmada değişim, Landsat ETM 2000, 2006, 2012, 2018 WGS 84 projeksiyonunda Copernicus uydu görüntülerinin nesne tabanlı sınıflandırılması sonucunda elde edilen arazi kullanım/arazi örtüsü (AK/AÖ) haritaları üzerinden edilmiştir. Araştırma alanında desenleri olarak ...

2017
João Guilherme G Cabral Eloy Taglieri Adriane Pelosof Daniel Rosendo José Celso Ardengh

This paper presents a retrospective comparison of plastic versus metallic stents in the drainage of malignant distal biliary obstructions. We compared single plastic stents (SPS), multiple plastic stents (MPS), and metallic stents (SEMS) regarding clinical decrease of TB < 2.0 mg/dL, long-term patency, and adverse event. 58 patients (38 women) with MDBO were included. Diagnoses were 44 pancreat...

Journal: :Journal of Marine Science and Application 2022

Abstract The sensitivity of moving particle semi-implicit (MPS) simulations to numerical parameters is investigated in this study. Although the verification and validation (V&amp;V) are important ensure accurate results, MPS has poor performance convergences with a time step size. Therefore, users need tune fit results into benchmarks. However, such tuning not always valid for other simulations...

2016
Sabna Rajeev Krishnan Frederick Luk Ross D Brown Hayley Suen Yiulam Kwan Mary Bebawy

The confinement of multiple myeloma (MM) to the bone marrow microenvironment requires an invasive bone marrow biopsy to monitor the malignant compartment. The existing clinical tools used to determine treatment response and tumor relapse are limited in sensitivity mainly because they indirectly measure tumor burden inside the bone marrow and fail to capture the patchy, multisite tumor infiltrat...

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