Results 111 to 120 of about 93,821 (280)

Intercomparison of carbon‐13 and carbon‐14 tracer approaches for estimating marine calcification and net primary production

open access: yesLimnology and Oceanography: Methods, EarlyView.
Abstract Accurate measurements of phytoplankton net primary production (NPP) and calcification are essential for quantifying marine carbon cycling, yet in situ calcification rates remain poorly constrained. We compared 13C‐ and 14C‐based tracer methods for NPP in laboratory cultures of the diatom Chaetoceros tenuissimus and the coccolithophore ...
Chloe L. Smith   +4 more
wiley   +1 more source

Introducing a ramped pyrolysis/oxidation‐14CO2 analysis system operated with mobile molecular sieve traps

open access: yesLimnology and Oceanography: Methods, EarlyView.
Abstract A novel instrument for the thermal degradation of sedimentary organic matter was set up at the Alfred Wegener Institute (AWI) in Bremerhaven, Germany, with the aim of enabling Ramped Pyrolysis/Oxidation‐14C analysis as direct CO2 gas measurement.
Laura Kattein   +4 more
wiley   +1 more source

Analysis of Carbohydrates and Glycoconjugates by Matrix‐Assisted Laser Desorption/Ionization Mass Spectrometry: An Update for 2023–2024

open access: yesMass Spectrometry Reviews, EarlyView.
ABSTRACT The use of MALDI mass spectrometry for the analysis of carbohydrates and glycoconjugates is a well‐established technique and this comprehensive review is the twelfth update of the original article published in 1999 and brings coverage of the literature to the end of 2024.
David J. Harvey
wiley   +1 more source

GeoCallCenter: quando il GIS entra in simbiosi con il telefono

open access: yesGEOmedia, 2007
Hera, con 2,5 milioni di utenti e 2,1 miliardi di euro di ricavi (2005), rappresenta la più grande azienda multiutility italiana e una delle maggiori aziende del settore a livello europeo.
Ivan Tani, Ciro Gardi
doaj  

Estratégias de CRM para empresas de processamento de dados governamentais: [dissertação] [PDF]

open access: yes, 2001
Dissertação (Mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-graduação em Ciência da ComputaçãoEste trabalho apresenta modelos comumente propostos para a implantação de uma estratégia de Customer Relationship ...
Barreiros, Alessandra Natasha Alcântara
core  

Impact of COVID‐19 and Vaccination on Lower Urinary Tract Symptoms: Insights From a Prospective Cohort Study

open access: yesNeurourology and Urodynamics, EarlyView.
ABSTRACT Aims To evaluate the prevalence, clinical course, and risk factors of lower urinary tract symptoms (LUTS) in patients hospitalized with COVID‐19, and to assess associations with comorbidities, disease severity, and vaccination status. Methods We conducted a prospective cohort study of adult patients hospitalized with confirmed COVID‐19, who ...
Julia Duarte de Souza   +12 more
wiley   +1 more source

Ressources marketing et gestion du portefeuille client : cas du secteur des services au maroc

open access: yesRevue Marocaine de Recherche en Management et Marketing, 2009
La problématique de la gestion du portefeuille client a suscité ces dernières années un intérêt grandissant de la part des chercheurs et praticiens marketing.
Mohammed BENSEDDIK
doaj  

Determinants of Physical Therapy Referral for Peripheral Vestibular Disorders

open access: yesOtolaryngology–Head and Neck Surgery, EarlyView.
Abstract Objective To identify patient‐ and provider‐level determinants of PT referrals for peripheral vestibular disorders. Study Design Retrospective cohort study using electronic health record data. Setting A large health system in western Pennsylvania.
Pamela M. Dunlap   +4 more
wiley   +1 more source

Experimental and field evidence indicate that islet‐nesting tundra birds experience reduced nest predation and benefit indirectly from high snow goose densities

open access: yesOikos, EarlyView.
Landscape features can shape the occurrence and strength of predator–prey interactions by influencing predation risk and prey distribution. In the High Arctic, some bird species select nesting sites with physical features that impede access for their main terrestrial predator, the Arctic fox.
Marylou Beaudoin   +6 more
wiley   +1 more source

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