Results 131 to 140 of about 319,988 (259)

Polyurethane Cascade Depolymerization by a Combination of Thermal Pretreatment and Enzymatic Hydrolysis. [PDF]

open access: yesChemSusChem
This study explored the cascade depolymerization of a polyether‐polyester polyurethane based on a combination of low‐temperature thermal treatment and enzymatic hydrolysis. Heat pretreatment changed the physicochemical properties of polyurethane, followed by cutinase‐catalyzed hydrolysis, leading to an increase in weight loss and the production of two ...
Sun S   +8 more
europepmc   +2 more sources

Forskning i økologisk frugt og bær [PDF]

open access: yes, 2011
Institut for Fødevarer, Aarhus Universitet råder over 8 ha til forskning i økologisk frugt og bær.
Pedersen, Hanne Lindhard
core  

Violent and sexual victimisation and incident anxiety, mood and substance use disorders in childhood and adolescence: a co‐sibling study

open access: yesJournal of Child Psychology and Psychiatry, EarlyView.
Background Studies on the association between victimisation in childhood and adolescence and psychiatric disorders increasingly acknowledge that these associations might be partly confounded by unmeasured familial factors. However, previous quasi‐experimental evidence is largely based on retrospective self‐reported data with potential response biases ...
Joonas Pitkänen   +7 more
wiley   +1 more source

Critical case stochastic phylogenetic tree model via the Laplace transform

open access: yes, 2013
Birth-and-death models are now a common mathematical tool to describe branching patterns observed in real-world phylogenetic trees. Liggett and Schinazi (2009) is one such example.
Bartoszek, Krzysztof, Krzeminski, Michal
core   +2 more sources

The 2010 Midterm Election for the US House of Representatives [PDF]

open access: yes
The number of House seats won by the president's party at midterm elections is well explained by three pre-determined or exogenous variables: (1) the number of House seats won by the in-party at the previous on-year election, (2) the vote margin of the ...
Hibbs, Douglas A.
core   +1 more source

Future Life Plans and Relationship Formation: A Bidirectional Approach Based on Evidence From Finland

open access: yesJournal of Marriage and Family, EarlyView.
ABSTRACT Objective This study examines the prospective and bidirectional association between personal identity processes and relationship formation using longitudinal survey data from Finland. Background Although psychological factors have increasingly been studied as determinants for family formation processes, the role of identity exploration and ...
Steffen Peters   +2 more
wiley   +1 more source

Kortlægning af forskning om forskning i Danmark

open access: yes, 2003
Formålet med nærværende kortlægning er at skabe overblik over den aktuelle ’forskning om forskning’ i Danmark. Det er hensigten at feltets forskere, og øvrige interessenter, ud fra kortlægningen skal kunne danne sig et billede af hvem, der sidder hvor og forsker i hvad. Dette vil styrke forskningen, fordi tydeliggørelse af relevante koblinger mellem de
openaire   +1 more source

The Fruits of Economics - A Treat for Women? On gender balance in the economics profession in Sweden. [PDF]

open access: yes
Economics in Sweden is still a male-dominated profession, despite an increasing number of women entering the profession during recent decades. About one third of the students in the higher undergraduate programs in economics are women. Women’s proportion
Jonung, Christina   +1 more
core  

The inner world of research. On academic labor

open access: yesSociologisk Forskning, 2020
Margareta Hallberg
doaj   +1 more source

Forskning i planteproteiner til økologisk fiskefoder [PDF]

open access: yes, 2008
Den primære proteinkilde i foder til økologiske fisk er fiskemel. Da fiskemel er en begrænset ressource og samtidig ikke er økologisk er der brug for alternativer i form af økologiske vegetabilske proteinkilder.
Jokumsen, Alfred
core  

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