Results 121 to 130 of about 73,961 (302)

Overexpression of transcription factor SlNAC35 enhances the chilling tolerance of transgenic tomato

open access: yesBiologia Plantarum, 2018
The NAC (NAM, ATAF1/2, and CUC2) transcription factor family participates in responses to various kinds of environmental stimuli in plants. However, the roles of NAC protein in cold resistance, especially in the cold resistance of tomatoes, are not ...
G.-D. Wang   +6 more
doaj   +1 more source

Chilling tolerance evaluation, and physiological and ultrastructural changes under chilling stress in tobacco

open access: yesAFRICAN JOURNAL OF AGRICULTURAL RESEEARCH, 2012
The physiological and ultrastructural changes of tobacco varieties with different chilling tolerances under chilling stress were investigated in this study. Twenty tobacco varieties were separated into three groups; chilling tolerant, intermediate chilling tolerant, and chilling sensitive varieties, with eight cluster analysis methods based on seven ...
openaire   +1 more source

Characterization of Nitinol Produced by Laser Powder Bed Fusion for Mechanical Metamaterial Applications

open access: yesAdvanced Engineering Materials, EarlyView.
Stabilization of L‐PBF Ni50.7Ti49.3 under low‐cycle loading was investigated. Recoverable strain after cycling was dependent on the amount of applied load. Recovery ratio was 53.4% and 35.1% at intermediate and high load, respectively. The maximum total strain reached 10.3% at a high load of 1200 MPa.
Ondřej Červinek   +5 more
wiley   +1 more source

The Casting Stresses in Chilled Iron Rolls

open access: yesTransactions of the Japan Society of Mechanical Engineers, 1953
The residual casting stresses in chilled iron rolls have considerable influences upon their breaking strenth. The author calculated the axial casting stresses in the cylindrical casting graphically using stress strain curves of casting material at various temperature besides the amounts of contraction due to cooling as well as the cooling velocities at
openaire   +2 more sources

EBSD Study of Creep‐Induced Lattice Misorientation in MgO‐Particle‐Reinforced Austenitic Steel Composites

open access: yesAdvanced Engineering Materials, EarlyView.
Creep experiments at 900°C on coarse‐grained steel‐ceramic composites containing recycled magnesia reveal that higher ceramic volume fractions significantly enhance the creep resistance. Detailed EBSD investigations identify subgrain formation in the steel matrix as the dominant deformation mechanism.
Moritz Müller   +6 more
wiley   +1 more source

Oxide‐Free Titanium Coatings by Wire Arc Spraying in a Silane‐Doped Inert Atmosphere

open access: yesAdvanced Engineering Materials, EarlyView.
A silane‐doped argon atmosphere enables the production of oxide‐free titanium coatings via twin‐wire arc spraying at ambient pressure. This innovative approach eliminates residual oxygen, creating process conditions that prevent oxidation and nitride formation.
Manuel Rodriguez Diaz   +4 more
wiley   +1 more source

Identification of chilling-tolerance in maize inbred lines at germination and seedling growth stages

open access: yes浙江大学学报. 农业与生命科学版, 2006
The chilling tolerance of nine maize inbred lines at germination and seedling growth stages were investigated by determining traits of germination characteristics and seedling quality at normal temperature (25 ℃) and low temperature (11 ℃) stress.
ZHENG Yun-ye   +4 more
doaj   +1 more source

Rice panicle temperature and crop microclimate in stressful thermal environments: toward a model of spikelet sterility [PDF]

open access: yes, 2011
Rice inflorescences are sensitive to chilling and heat, resulting in spikelet sterility. It is not the air temperature itself, however, that causes the stress but the temperature of the sensitive tissues during specific developmental stages.
Dingkuhn, Michaël, Julia, Cécile
core  

Application of Raman and Photoluminescence Spectroscopy to MgO‐C Refractories

open access: yesAdvanced Engineering Materials, EarlyView.
Visible to near infrared luminescence of MgO is studied on MgO‐C bricks and nominally pure MgO powder, with focus on two similar sharp high‐intensity signals, at 699 and 871 nm, each surrounded by symmetrical sidebands. The nature of these sidebands is investigated by temperature‐dependent spectroscopic measurements, confirming phonon involvement by ...
Julia Richter   +5 more
wiley   +1 more source

Thermodynamic Pathways of Nonequilibrium Solidification in Wire‐Arc Additive Manufacturing Fe‐Based Multicomponent Alloy Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Geometry‐driven thermal behavior in wire‐arc additive manufacturing (WAAM) influences microstructural evolution during nonequilibrium solidification of a chemically complex Fe–Cr–Nb–W–Mo–C nanocomposite system. By comparing different deposits configurations, distinct entropy–cooling rate correlations, segregation, and carbide evolution are revealed ...
Blanca Palacios   +5 more
wiley   +1 more source

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