Results 111 to 120 of about 97,111 (245)

Surface gloss and micro‐CT analysis of additively and subtractively manufactured resin composites and zirconia after simulated tooth brushing with different bristle types and toothpaste formulations: An in vitro study

open access: yesJournal of Prosthodontics, EarlyView.
Abstract Purpose This study aimed to evaluate the effects of simulated tooth brushing with different bristle types and two toothpaste formulations on the surface gloss and structural integrity of additively (AM) and subtractively (SM) manufactured resin composites and zirconia.
Ahmet Faruk Ertürk   +3 more
wiley   +1 more source

Manifolds with multiplication on the tangent sheaf

open access: yes, 2005
This is a survey of the current state of the theory of $F$--(super)manifolds $(M,\circ)$, first defined in [HeMa] and further developed in [He], [Ma2], [Me1].
Manin, Yu. I.
core   +1 more source

HEMA in Hong Kong: The Development of HEMA Business Model in Hong Kong

open access: yesInternational Journal of Global Economics and Management
In this research, we investigated Hong Kong consumers' opinions and sentiments on HEMA, a new supermarket retail model. Through looking into Hong Kong consumers' present consumption patterns and selection tendencies at local retail supermarkets in Hong Kong. A quantitative investigation using an online questionnaire was conducted.
Yawen Zhang, Yuqi Wang
openaire   +1 more source

Systemic barriers to donation for African, Caribbean and Black communities: A qualitative key informant study

open access: yesTransfusion Medicine, EarlyView.
Abstract Background and Objective For many blood collection agencies (BCAs), meeting the transfusion needs of people living with sickle cell disease, a genetic condition that causes sickling of red blood cells, is a priority but also a challenge because of a lack of diversity in the donor base.
Jennie Haw   +3 more
wiley   +1 more source

Grafting copolymerization of natural rubber with 2-hydroxyethyl methacrylate for plywood adhesion improvement [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2009
The graft copolymer of natural rubber (NR) and 2-hydroxyethyl methacrylate (HEMA) was prepared by seeded emulsion polymerization using cumene hydroperoxide (CHP) and tetraethylene pentamine TEPA) as an initiator system.
Yoopadee Promdum   +2 more
doaj  

2-Hydroxyethyl methacrylate (HEMA)

open access: yesContact dermatitis
This is the second part of a literature review of the clinical aspects of contact allergy to and allergic contact dermatitis from 2-hydroxyethyl methacrylate (HEMA). Topics include cross- and co-sensitization, atypical manifestations of contact allergy, frequency of positive patch tests to HEMA compared with other (meth)acrylates, sensitivity of HEMA ...
de Groot, Anton C., Rustemeyer, Thomas
openaire   +1 more source

Using blood donor surveillance and clinical case data to shape our understanding of Babesia epidemiology in Manitoba, Canada

open access: yesTransfusion, EarlyView.
Abstract Background Babesia is a parasite transmitted by the Ixodes tick and has the potential to be transfusion transmitted. Climate change and changing Ixodes tick distributions in Canada raised questions about the impact of Babesia on the blood supply.
Steven J. Drews   +12 more
wiley   +1 more source

Diophantus' 20th Problem and Fermat's Last Theorem for n=4: Formalization of Fermat's Proofs in the Coq Proof Assistant

open access: yes, 2005
We present the proof of Diophantus' 20th problem (book VI of Diophantus' Arithmetica), which consists in wondering if there exist right triangles whose sides may be measured as integers and whose surface may be a square.
Delahaye, David, Mayero, Micaela
core   +1 more source

MULTIPLE JOB-HOLDING AMONG U.S. FARM WOMEN: OFF-FARM WORK AND ON-FARM DECISION-MAKING USING A BARGAINING APPROACH [PDF]

open access: yes
Participation rates for farm women in off-farm labor markets continue to increase, as does their participation in making major farm decisions such as whether to buy or sell land, adopt a new production practice or invest in farm equipment.
Findeis, Jill L., Swaminathan, Hema
core   +1 more source

Re‐entry of donors deferred for false‐reactive screening tests in Canada: 10 years post implementation

open access: yesVox Sanguinis, EarlyView.
Abstract Background and Objectives Canadian Blood Services implemented a re‐entry programme in 2014. Donors deferred because of false‐reactive or indeterminate screening tests can provide a specimen for re‐entry testing 6 months after their initial test, and resume donating if they test negative for all infectious markers.
Chinchin Wang   +4 more
wiley   +1 more source

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