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Longer titles found: Abnormal grain growth (view)

searching for Grain growth 74 found (121 total)

Niobium carbide (312 words) [view diff] exact match in snippet view article find links to article

It is usually processed by sintering and is a frequent additive as grain growth inhibitor in cemented carbides. It has the appearance of a brown-gray

M1-92 (771 words) [view diff] exact match in snippet view article find links to article

the disk. The largest dust grains in the disk must be at least 0.1 mm. Grain growth is likely to occur in the M1-92 disk. Hydroxide (OH) was discovered in

Electric resistance welding (1,955 words) [view diff] exact match in snippet view article find links to article

high weld energy, and high force. There is little melting and minimum grain growth, but a definite bond and grain interface. Thus the materials actually

Alpha case (224 words) [view diff] exact match in snippet view article find links to article

high temperature treatment is the growth of the grains in the metal. Grain growth may be limited by lowering the molten salt temperature. Alternatively

Dynamic recrystallization (1,953 words) [view diff] exact match in snippet view article find links to article

before reaching the steady state, then several recrystallization and grain growth cycles occur and the stress behavior is said to be of the cyclic or multiple

Tibicos (1,551 words) [view diff] exact match in snippet view article find links to article

Streptozotocin-Induced Diabetic Wistar Rats Water kefir: Factors affecting grain growth and health-promoting properties of the fermented beverage Anti-Inflammatory

Superplasticity (5,237 words) [view diff] exact match in snippet view article find links to article

micrometers is the precondition for activating superplasticity. Generally, grain growth at high-temperature, therefore maintaining the fine grain size structure

Yttralox (798 words) [view diff] exact match in snippet view article find links to article

densification, leading to improved optical transparency. Uncontrolled grain growth allows a few grains to grow larger than the others, trapping pores inside

High-strength low-alloy steel (1,540 words) [view diff] exact match in snippet view article find links to article

thereby extending the non-recrystallization region and slow down the grain growth. Nb can both increase the strength and toughness by precipitate strengthening

Emirate of Hasankeyf (942 words) [view diff] exact match in snippet view article find links to article

the citadel, there was a town square and fields for wheat, barley and grain growth. However, the living standard took a turn for the worse with the Timurid

Equal channel angular extrusion (562 words) [view diff] exact match in snippet view article find links to article

but then recrystallization can occur which can also leads to excessive grain growth at elevated temperature. There are some modifications of the process

Alloy steel (868 words) [view diff] exact match in snippet view article find links to article

transformations to be sluggish Molybdenum 0.2–5 Stable carbides; inhibits grain growth. Increases the toughness of steel, thus making molybdenum a very valuable

Gmsh (241 words) [view diff] exact match in snippet view article find links to article

Technology of Advanced Materials - 3D physical modeling of anisotropic grain growth at high temperature in local strong magnetic force field - Eric Beaugnon

Knife making (925 words) [view diff] exact match in snippet view article find links to article

the Japanese call it, tamahagane. Grain size is kept at a minimum as grain growth can happen quite easily if the blade material is overheated. In a mass

Octachloropropane (1,149 words) [view diff] exact match in snippet view article find links to article

migration and grain growth". Discussions of the Faraday Society, volume 5, pages 158-166. W. C. McCrone and P. T. Cheng (1949): "Grain growth in octachloropropane"

William W. Mullins (463 words) [view diff] case mismatch in snippet view article find links to article

1995, the Cyril Stanley Smith Award of the International Conference on Grain Growth in 1998, and (posthumously) the Ross Coffin Purdy Award of the American

Carol Handwerker (824 words) [view diff] exact match in snippet view article find links to article

graduate studies, where she earned her Ph.D. in Ceramics studying the grain growth of magnesium oxide (MgO). Professor Handwerker began her career as a

Anthony Rollett (361 words) [view diff] case mismatch in snippet view article find links to article

A (2015) “Annealing Twins in Nickel Nucleate at Triple Lines During Grain Growth”, B. Lin, Y. Jin, C.M. Hefferan, S.F. Li, J. Lind, R.M. Suter, M. Bernacki

Hot working (655 words) [view diff] exact match in snippet view article find links to article

working is determined by various factors, such as: excessive oxidation, grain growth, or an undesirable phase transformation. In practice materials are usually

Carburizing (1,215 words) [view diff] exact match in snippet view article find links to article

Increased wear resistance Increased fatigue/tensile strengths Physical Grain growth may occur Change in volume may occur Chemical Increased surface carbon

Mark Miodownik (1,808 words) [view diff] exact match in snippet view article find links to article

doi:10.1038/news050328-5. Miodownik, Mark Andrew (1996). Fundamentals of grain growth phenomena in ODS alloys. bodleian.ox.ac.uk (DPhil thesis). University

Stainless steel (10,057 words) [view diff] exact match in snippet view article find links to article

Electric arc welding of type 430 ferritic stainless steel results in grain growth in the HAZ, which leads to brittleness. This has largely been overcome

Zirconium carbide (869 words) [view diff] case mismatch in snippet view article find links to article

by Spark Plasma Sintering and Hot Pressing: Densification Kinetics, Grain Growth, and Thermal Properties". Materials. 9 (7): 577. Bibcode:2016Mate...

Nanocrystalline material (1,660 words) [view diff] exact match in snippet view article find links to article

Austin; French, Matthew; Leonard, Donovan; Cordero, Zachary (April 2018). "Grain growth during ultrasonic welding of nanocrystalline alloys". Journal of Materials

Thermocouple (6,778 words) [view diff] exact match in snippet view article find links to article

platinum leg to strengthen the thermocouple and prevent failures from grain growth that can occur in high temperature and harsh conditions. Type B (70%Pt/30%Rh–94%Pt/6%Rh

Circumstellar disc (3,387 words) [view diff] exact match in snippet view article find links to article

circumstellar discs. Mechanisms like decreasing dust opacity due to grain growth, photoevaporation of material by X-ray or UV photons from the central

Scandium (4,058 words) [view diff] exact match in snippet view article find links to article

MiG-21 and MiG-29. The addition of scandium to aluminium limits the grain growth in the heat zone of welded aluminium components. This has two beneficial

Metalworking (4,624 words) [view diff] exact match in snippet view article find links to article

tempering: annealing softens the metal by allowing recovery of cold work and grain growth. quenching can be used to harden alloy steels, or in precipitation hardenable

Hot pressing (1,205 words) [view diff] exact match in snippet view article find links to article

The compelling reason for shortening the cycle time then was to avoid grain growth and also save energy. In direct hot pressing, the mold is directly connected

Atul Chokshi (1,312 words) [view diff] exact match in snippet view article find links to article

scriptamat.2009.03.009. Chokshi, Atul Harish (2008). "Triple junction limited grain growth in nanomaterials". Scripta Materialia. 59 (7): 726–729. doi:10.1016/j

Pinning force (256 words) [view diff] exact match in snippet view article find links to article

{\displaystyle \sigma } the energy per unit of grain boundary area. Moelans, Nele (2006). Phase-field simulations of grain growth in materials. Flux pinning

Lanthanum (6,025 words) [view diff] no match in snippet view article find links to article

dispersion of rare-earth glasses. Lanthanum oxide is also used as a grain-growth additive during the liquid-phase sintering of silicon nitride and zirconium

Bladesmith (2,906 words) [view diff] exact match in snippet view article find links to article

the Japanese call it, tamahagane. Grain size is kept at a minimum as grain growth can happen quite easily if the blade material is overheated. Swords and

List of piezoelectric materials (4,748 words) [view diff] exact match in snippet view article find links to article

properties of textured (Na,K)0.5Bi0.5TiO3 ceramics by reactive-templated grain growth". Ceramics International. 34 (2): 403–408. doi:10.1016/j.ceramint.2006

Shape factor (image analysis and microscopy) (774 words) [view diff] case mismatch in snippet view article

81, Issue 11, P 2821-2830, Nov 1998. T. Huang, et al., "Anisotropic Grain Growth and Microstructural Evolution of Dense Mullite above 1550°C," J. American

Harry Atwater (2,174 words) [view diff] exact match in snippet view article find links to article

S2CID 680268. Atwater, Jr., Harry Albert (1987). Ion beam enhanced grain growth in thin films (PhD). Massachusetts Institute of Technology. hdl:1721

Single crystal (3,400 words) [view diff] exact match in snippet view article find links to article

single crystals, fabrication techniques also include epitaxy and abnormal grain growth in solids. Epitaxy is used to deposit very thin (micrometer to nanometer

Cemented carbide (2,069 words) [view diff] exact match in snippet view article find links to article

vanadium and tantalum carbide. This effectively controlled discontinuous grain growth. What was considered 'fine' in one decade was considered not so fine

Heat treating (5,793 words) [view diff] exact match in snippet view article find links to article

ferrite and cementite. The cooling rate can be used to control the rate of grain growth or can even be used to produce partially martensitic microstructures

Metal casting (6,246 words) [view diff] exact match in snippet view article find links to article

proceeds to solidify to the other end; this is the most ideal type of grain growth because it allows liquid material to compensate for shrinkage. Cooling

Materials oscilloscope (770 words) [view diff] exact match in snippet view article find links to article

deformation, or heating, or both, These timelines allow to distinguish grain growth or refinement, subgrain formation, slip deformation systems, crystallographic

Clathrate hydrate (4,349 words) [view diff] exact match in snippet view article find links to article

the pre-main and main sequence stars were fulfilled, despite the rapid grain growth to metre-scale. The key was to provide enough microscopic ice particles

Helen Atkinson (316 words) [view diff] exact match in snippet view article find links to article

College, London. Her PhD is on the transmission electron microscopy of grain growth in oxide scales, and was carried out at the Atomic Energy Authority at

Institute of Solid State Physics (Russia) (1,429 words) [view diff] exact match in snippet view article

individual grain and interphase boundaries, grain boundary phase transitions, grain growth, grain boundary diffusion, and migration of grain boundary diffusion

Molecular dynamics (9,834 words) [view diff] exact match in snippet view article find links to article

Barrales-Mora LA (February 2017). "Grain-resolved kinetics and rotation during grain growth of nanocrystalline Aluminium by molecular dynamics". Computational Materials

Thin film (8,209 words) [view diff] exact match in snippet view article find links to article

modes of Volmer-Weber growth. Zone I behavior is characterized by low grain growth in subsequent film layers and is associated with low atomic mobility

Nebular hypothesis (9,132 words) [view diff] exact match in snippet view article find links to article

IRS spectra of disks around T Tauri stars. I. Silicate emission and grain growth". The Astrophysical Journal. 639 (3): 275–291. arXiv:astro-ph/0511092

Crystalline silicon (4,936 words) [view diff] exact match in snippet view article find links to article

heat the amorphous silicon, supplying the energy necessary to nucleate grain growth. The laser fluence must be carefully controlled in order to induce crystallization

Nanomaterials (10,264 words) [view diff] exact match in snippet view article find links to article

nanoparticles strengthens a matrix because the pinning of particles inhibits grain growth. This refines the grain, and hence improves the mechanical properties

Titanium powder (1,377 words) [view diff] exact match in snippet view article find links to article

close to their maximum theoretical densities, without the undesired grain growth effect, thereby retaining close to original grain size and achieving

Computational materials science (2,295 words) [view diff] exact match in snippet view article find links to article

within materials science include cellular automata for solidification and grain growth, Potts model approaches for grain evolution and other Monte Carlo techniques

Transmission electron microscopy (15,051 words) [view diff] exact match in snippet view article find links to article

phase transformations occur during heating. Additionally, coarsening and grain growth, along with other diffusion-related processes occur more rapidly at elevated

List of blade materials (8,020 words) [view diff] exact match in snippet view article find links to article

prevents hardening by heat treatment. Niobium (Nb) Restricts carbide grain growth. Increases machinability. Creates the hardest carbide. Increases strength

Liquid phase sintering (1,109 words) [view diff] exact match in snippet view article find links to article

in the liquid controls the rates of these processes. The process of grain growth or particle coarsening is called Ostwald ripening and occurs because

Steeluniversity.org (1,185 words) [view diff] exact match in snippet view article find links to article

strengthening mechanisms, phase transformation, recrystallisation and grain growth, heat treatment, and steel properties. An introduction is provided on

Brown dwarf (20,125 words) [view diff] exact match in snippet view article find links to article

evidence for disk evolution includes a decreasing disk mass over time, dust grain growth and dust settling. Disks around brown dwarfs usually have a radius smaller

Dye 3 (5,170 words) [view diff] exact match in snippet view article find links to article

~820 m, ~2.8 mm 880 m. And, here again as with Dye 3, steady state in grain growth was reached and continued through the post-glacial climatic optimum.

Beta-tungsten (1,729 words) [view diff] exact match in snippet view article find links to article

"Solute stabilization of nanocrystalline tungsten against abnormal grain growth". Journal of Materials Research. 33 (1): 68–80. doi:10.1557/jmr.2017

Magnetic shape-memory alloy (1,865 words) [view diff] case mismatch in snippet view article find links to article

Amir; Boin, Mirko; Wimpory, Robert; Chmielus, Markus (August 2020). "Grain Growth, Porosity, and Hardness Changes in Sintered and Annealed Binder-jet 3D

Electroplasticity (848 words) [view diff] exact match in snippet view article find links to article

field reducing cavitation, which can lead to premature fracture, and grain growth, which can prevent superplastic flow due to grain boundary sliding, in

Nabarro–Herring creep (1,753 words) [view diff] exact match in snippet view article find links to article

Ti Creep in dry synthetic dunite which results in trace melt and some grain growth Reproduced for nanopolycrystalline systems in Phase Field Crystal simulations

High-entropy alloy (12,197 words) [view diff] exact match in snippet view article find links to article

especially critical for nano-crystalline where extra driving force exists for grain growth. Two aspects need to be considered for nano-crystalline HEAs: the stability

Ralph Gretzmacher (756 words) [view diff] exact match in snippet view article find links to article

Columbia, Canada, 21. -24.8.2002 Tariqul Islam, M., R. Gretzmacher(2001): Grain growth pattern and yield performance of some transplanted aman rice cultivars

Perovskite solar cell (20,959 words) [view diff] exact match in snippet view article find links to article

through rapid solvent removal, thus getting more nucleations and reducing grain growth time and solute migration. Heating, gas flow, vacuum, and anti-solvent

Transparent ceramics (7,749 words) [view diff] exact match in snippet view article find links to article

was fabricated by Greskovich and Woods. The additive served to control grain growth during densification, so that porosity remained on grain boundaries and

Rice production in China (7,194 words) [view diff] exact match in snippet view article find links to article

such as floods and droughts. For rice crops, this does not generate grain growth, leading to decreased yields. In 2003, crops in the province of Hubei

Catherine Bishop (scientist) (696 words) [view diff] exact match in snippet view article

Bishop; M.P. Harmer; D. Cockayne; M.J. Hoffmann (January 2010). "Abnormal grain growth in undoped strontium and barium titanate". Acta Materialia. 58 (1): 290–300

Curve-shortening flow (9,383 words) [view diff] exact match in snippet view article find links to article

Craig, Kenneth R.; DeHoff, Robert T. (1974), "Mechanism of steady-state grain growth in aluminum", Metallurgical Transactions, 5 (2): 413–425, Bibcode:1974MT

Rakesh Agrawal (chemical engineer) (5,551 words) [view diff] case mismatch in snippet view article

Caleb K.; Brew, Kevin W.; Agrawal, Rakesh (8 November 2016). "Controlled Grain Growth for High Performance Nanoparticle-Based Kesterite Solar Cells". Chemistry

Geological structure measurement by LiDAR (5,139 words) [view diff] exact match in snippet view article find links to article

2020-10-06 Hickey, Ken A.; Bell, Tim H. (1997-01-08). "Syn-deformational grain growth: matrix coarsening during foliation development and regional metamorphism

Alexander Coucoulas (2,437 words) [view diff] exact match in snippet view article find links to article

on specific manufacturing and storage conditions that cause excessive grain growth which leads to a concentration of gas filled pores in the decreasing

Calcium looping (5,957 words) [view diff] exact match in snippet view article find links to article

CaO is also prone to sintering, or change in pore shape, shrinkage and grain growth during heating. Ionic compounds such as CaO mostly sinter because of

Aluminium–scandium alloys (1,270 words) [view diff] exact match in snippet view article find links to article

strength at high temperatures. The addition of scandium to aluminium limits grain growth in the heat-affected zone of welded aluminium components. This has two

Fulmer Research Institute (6,677 words) [view diff] exact match in snippet view article find links to article

discoveries at Fulmer on the influence of trace elements on nucleation and grain growth. Fulmer used this to formulate and patent alloys with high strength and