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Using a precisely tuned, ultrafast laser, a Cornell researcher showed that the atomic structure of yttrium titanate could be changed to stabilize its magnetism at temperatures three times higher than ...
Superconductivity could form at high temperatures in layered 2-D crystals
Superconductivity could form high temperatures layered 2-D crystals
2014/8/14
An elusive state of matter called superconductivity could be realized in stacks of sheetlike crystals just a few atoms thick, a trio of physicists has determined.
Changes of Grain Sizes and Flow Stresses of AA2014 and AA6063 Aluminum Alloys at High Temperatures in Various Strain Rates
Aluminum alloys Plastic deformation Grain size True strain Compression head speed and True strain rate
2009/10/12
Changes in the grain sizes and flow stresses of AA2014 and AA6063 aluminum alloys subjected to
compression tests at high temperatures in various constant compression head speeds were investigated. Wh...
Mechanisms of Methane Decomposition over Ni Catalysts at High Temperatures
Methane decomposition Nickel catalyst Spherical alumina support
2009/8/4
Decomposition of methane over nickel catalyst supported on spherical alumina was investigated using a thermogravimetric apparatus. The reaction products were hydrogen and multi-walled carbon nanotube...
A High Strength Gold Alloy for Use at High Temperatures.
For some aerospace and automotive applications, it has been difficult to produce instrumentation for the harsh environments encountered. Problems include high temperatures, high centrifugal forces, co...
Shortage of Assimilate Supply to Grain Increases the Proportion of Milky White Rice Kernels under High Temperatures
Grain High temperature Milky white rice kernel Rice Spikelet filling percentage
2009/7/9
Increase in the proportion of milky white rice kernels (MWK) has seriously affected rice quality in west Japan during the last half-decade. Rising of temperature has been considered to be the primary ...
The Stages of Flower Bud Development Sensitive to Low and High Temperatures for Flowering of Summer-to-Autumn Flowering-Type‘Iwa-no-hakusen’Chrysanthemum (Chrysanthemum morifolium Ramat.)
cut flower quality flower budding fluctuation of flowering time percentage of disk florets
2009/7/7
Effects of temperature at various stages during flower bud development on flowering time and cut flower quality were investigated in summer-to-autumn flowering-type ‘Iwa-no-hakusen’ chrysanthemum. Pla...
Photosynthesis, Quantum Yield of Photosystem II and Membrane Leakage as Affected by High Temperatures in Cotton Genotypes
Photosynthesis Quantum Yield Photosystem II High Temperatures Cotton Genotypes
2009/4/30
With global warming and climate change, high-temperature stress has become a major factor affecting crop growth and yield. Cotton (Gossypium hirsutum L.) crops in the United States experience periods ...
X-ray diffraction measurements in high magnetic fields and at high temperatures
x-ray diffraction magnetic field shape-memory alloy
2010/1/18
A system was developed measuring x-ray powder diffraction in high magnetic fields up to 5 T and at temperatures from 283 to 473 K. The stability of the temperature is within 1 K over 6 h. In order to ...
Survival of Escherichia coli O157:H7 in Milk Exposed to High Temperatures and High Pressure
Escherichia coli survival high temperature high pressure
2009/3/13
The objective of the present study was to determine the survival of two enterohemorrhagic Escherichia coli O157:H7 strains (no. 94 and 402) and a saprophytic E. coli 1 strain at temperatures of 55 and...
Changes of Sunflower Oil Polyenoic Fatty Acids under High Temperatures
cis-trans isomerisation polymerisation trans fatty acid conjugated linoleic acid
2014/3/10
Heat induced cis-trans isomerisation of sunflower oils depending on temperature, reaction time and original content of linoleic acid was investigated. The content of isomeric fatty acids was determine...
Mechanical Proprieties of Steel at High Temperatures
Mechanical Proprieties of Steel High Temperatures
2010/8/18
The experimental test results obtained in the study of steel mechanical proprieties variation in case of high temperatures (fire) are presented. The proprieties are referring to: Young’s modulus, E, t...
Bromination of Benzonorbornadiene Using a Mixture of Sodium Bromide and Sodium Perborate at High Temperatures
Bromination benzonorbornadiene high temperature bromination sodium perborate
2010/4/22
Bromination of benzonorbornadiene (1) with sodium bromide in the presence of sodium perborate at room temperature gave only one product, the dibromide 2 produced via Wagner-Meerwein rearrangement. How...
Sorption of Water at High Temperatures on Certain Clay Mineral Surfaces. Correlation with Lattice Fluoride
Sorption of Water Certain Clay Mineral Surfaces Lattice Fluoride
2011/11/16
The sorption of water, at 490°C and ca. 23–24 torr, on clay mineral surfaces has been studied using thermogravimetry and infrared absorption spectroscopy. Results from a series of synthetic hectorites...