Results 11 to 20 of about 36,715 (282)

DN-PMF as a Sensitivity Test for Conventional PMF (C-PMF) Source Apportionment in Three Cities in South Africa, 2017–2018

open access: yesEnvironmental Forensics
Source apportionment through factorization is a common method for identifying sources of air pollution. Both PCA and DN-PMF have assumptions, strengths, and limitations. Assigning sources to factors is inherently subjective and can introduce bias. PCA for the number of sources, C-PMF and DN-PMF is performed on data from three cities which were sampled ...
Chantelle Howlett-Downing   +3 more
openaire   +2 more sources

Source Apportionment of PM2.5 Using Positive Matrix Factorization (PMF) and PMF with Factor Selection

open access: yesAerosol and Air Quality Research, 2014
Personal exposure, indoor, residential outdoor and urban background particulate matter (PM2.5) samples were collected in parallel, for 30 participants and analyzed for their chemical content. Source apportionments for the separate microenvironments were performed using conventional positive matrix factorization (PMF), and for the combined dataset ...
Peter Molnár   +2 more
openaire   +2 more sources

Interplay between MPIase, YidC, and PMF during Sec-independent insertion of membrane proteins [PDF]

open access: yes, 2021
Integral membrane proteins with the N-out topology are inserted into membranes usually in YidC- and PMF-dependent manners. The molecular basis of the various dependencies on insertion factors is not fully understood. A model protein, Pf3-Lep, is inserted
ENDO, Yuta   +4 more
core   +2 more sources

Anatomic All-Inside Repair of the Anteroinferior and Posterosuperior Popliteomeniscal Fascicles for Hypermobile Lateral Meniscus. [PDF]

open access: yesArthrosc Tech
Abstract Hypermobile lateral meniscus refers to abnormal mobility of an otherwise morphologically normal meniscus without obvious tears, causing lateral knee pain due to catching or locking of the lateral meniscus during flexion. The most common cause is rupture or elongation of the popliteomeniscal fascicles (PMFs), which connect the lateral meniscus ...
Toyooka S   +4 more
europepmc   +2 more sources

PMF Glasnik

open access: yes, 2023
Glasnik PMF-a osmišljen je u cilju objedinjavanja ključnih informacija od interesa za sve na PMF-u. To je mjesto na kojem ćete pronaći ključne informacije o aktualnim događanjima, važnim obavijestima, istraživanjima, projektima i svemu ostalom što je ...

core   +1 more source

Rolling vs. seasonal PMF [PDF]

open access: yes, 2022
. Particulate matter (PM) has become a major concern in terms of human health and climate impact. In particular, the source apportionment (SA) of organic aerosols (OA) present in submicron particles (PM1) has gained relevance as an atmospheric research ...
Chebaicheb, Hasna   +9 more
core   +1 more source

jlu-ilr-hydro/pmf: v0.5

open access: yes, 2020
This is the first release of PMF to be shared on ...
Philipp Kraft   +3 more
core   +1 more source

O preenchimento do sujeito pronominal em textos escritos de alunos adolescentes de Florianópolis

open access: yesWorking Papers em Linguística, 2010
Este trabalho tem como propósito investigar os resultados da distribuição do número de sujeitos nulos e sujeitos realizados (ambos pronominais) em amostras de textos escritos de alunos adolescentes de uma escola pública de Florianópolis, considerando o ...
Christiane Nunes de Souza   +3 more
doaj   +1 more source

O3 Sensitivity and Contributions of Different NMHC Sources in O3 Formation at Urban and Suburban Sites in Shanghai

open access: yesAtmosphere, 2020
Ground-level ozone (O3) pollution is still one of the priorities and challenges for air pollution control in the Yangtze River Delta (YRD) region of China. Understanding the relationship of O3 with its precursors and contributions of different sources in
Haotian Lin   +8 more
doaj   +1 more source

A aula ateliê como experiência de ensino e aprendizagem no Grupo de Estudos Estúdio de Pintura Apotheke

open access: yesRevista Apotheke, 2022
O texto busca explanar sobre as experiências de ensino e aprendizagem do Grupo de Estudos Estúdio de Pintura Apotheke no campo da Arte e da Arte Educação em meio ao espaço do ateliê de pintura.
Marta Facco, Fábio Wosniak
doaj   +1 more source

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