Results 11 to 20 of about 35,700 (291)

Twinning-mediated plasticity by a novel multistage twinning mode in an Mg-Al-Gd alloy

open access: yesMaterials Research Letters, 2023
Twinning-mediated plasticity has great potential for enhancing the strength and plasticity of Mg alloys, which is limited due to the lack of twin types. Here, we report a novel multistage twinning mode, i.e. the dominant twinning mode changes from single
Lei Zhao   +8 more
doaj   +2 more sources

Twin boundaries showing very large deviations from the twinning plane

open access: yesScripta Materialia, 2012
In deformation twinning, twin boundaries (TBs) should coincide with the twinning plane. Here we show that the TBs of the most common twinning mode in hexagonal close-packed metals, {1 0 (1) over bar 2}, may not lie on the {1 0 (1) over bar 2} twinning ...
P T Wang, M F Horstemeyer, X L Wu
exaly   +2 more sources

Examining the Utility of the Mammalian Methylation Array for Pan-Mammalian Analysis of Monozygotic Twinning

open access: yesEpigenomes
Background/Objectives: Human identical twins are born at a rate of 3–4 per 1000 live births. Many other mammals also occasionally produce monozygotic twins, referred to as sporadic polyembryony. The underlying mechanisms are unknown.
Jenny van Dongen   +2 more
doaj   +2 more sources

Variation in Follicle-Stimulating Hormone Receptor Expression Is Associated with the Twinning Rate QTL Located on Bovine Chromosome 11 in Holstein Cattle [PDF]

open access: yesAnimals
Twin births in dairy cattle present challenges for producers, resulting in increased prevalence of health issues for both cows and calves, thereby impacting profitability.
Maryam Bakherad   +6 more
doaj   +2 more sources

'Wasteland Twinning' - a collaborative online network [PDF]

open access: yes
Wasteland Twinning hijacks the concept of ‘City Twinning’ and applies it to urban Wastelands in order to generate a network for parallel research and action.
Lars Hayer, Lars   +3 more
core   +6 more sources

On twinning: the impact of naming an EU accession programme on the effective implementation of its projects [PDF]

open access: yes, 2005
The introduction of the Twinning instrument as its principal institution-building mechanism in countries applying to join the European Union saw the appearance of a vocabulary very much at divergence with the language associated with other Technical ...
O'Connor, Stephen, Kowalski, Robert
core   +1 more source

Twinning in Twin Pedigrees [PDF]

open access: yesJournal of Epidemiology & Community Health, 1950
age of the mother, and the number of previous children born to her, for all births completely registered. Unfortunately the number of previous children does not give exactly the parity of a birth, as some of the previous children may have resulted from multiple births.
openaire   +2 more sources

Twinning-related enhancement in strength and ductility of Cu-37Zn alloy by the cryogenic ultrasonic impact treatment supplemented with ECAP

open access: yes, 2021
The effects of ultrasonic impact treatment (UIT) and UIT with equal channel angular pressing (ECAP), on the microstructure of Cu37Zn alloy are studied at ambient and cryogenic temperatures.
BN Mordyuk (11831912)   +2 more
core   +7 more sources

Netherlands Twin Register: From Twins to Twin Families [PDF]

open access: yesTwin Research and Human Genetics, 2006
AbstractIn the late 1980s The Netherlands Twin Register (NTR) was established by recruiting young twins and multiples at birth and by approaching adolescent and young adult twins through city councils. The Adult NTR (ANTR) includes twins, their parents, siblings, spouses and their adult offspring. The number of participants in the ANTR who take part in
Boomsma, D.I.   +10 more
openaire   +3 more sources

Twin-solute, twin-dislocation and twin-twin interactions in magnesium

open access: yesJournal of Magnesium and Alloys, 2023
Magnesium alloys have received considerable research interest due to their lightweight, high specific strength and excellent castability. However, their plastic deformation is more complicated compared to cubic materials, primarily because their low-symmetry hexagonal close-packed (hcp) crystal structure.
Yuan Yue, Jian Wang, Jian-Feng Nie
openaire   +2 more sources

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