![Loading...](https://link.springer.com/static/c4a417b97a76cc2980e3c25e2271af3129e08bbe/images/pdf-preview/spacer.gif)
-
Article
Strengthening Effect of Decreased Dislocation Density After Annealing in Pure Aluminum or Copper
Plastic deformation in metals occurs through the generation and movement of dislocations, leading to strain hardening. The dislocation density has long been known as a measure of work hardening in metals and a...
-
Article
Open AccessCause of microfibers found in the domestic washing process of clothing; focusing on the manufacturing, wearing, and washing processes
To prepare measures for washing synthetic fibers, which cause proliferation of microplastics in the marine ecosystem, a fundamental analysis is required. Therefore, this study established an efficient method f...
-
Article
Pore characteristics of Lotus-Type Porous Copper Fabricated by Centrifugal Casting
Lotus-type porous copper was fabricated by a centrifugal casting. The long cylindrical pores aligned along single direction was formed during unidirectional solidification in a hydrogen atmosphere under a cent...
-
Article
Evaluation of dynamic tensile strength of concrete using lattice-based simulations of spalling tests
The mechanical properties and failure modes of concrete are affected by strain rate. Therefore, various experimental methods have been used to quantify the strain-rate dependency of concrete properties, such a...
-
Article
Preparation of elastic chitosan/poly(l-lactide-co-ε-caprolactone) macroporous scaffolds by acetylation and particulate leaching
For soft tissue engineering applications, 3-D macroporous acetylated chitosan/poly(l-lactideco-ε-caprolactone) (PLCL) scaffolds were prepared by acetylation and particulate leaching using sodium acetate in an aci...
-
Article
Tacrolimus-eluting stent with biodegradable polymer is more effective than sirolimus- and everolimus-eluting stent in rabbit iliac artery restenosis model
Drug-eluting stents, which are widely used in percutaneous coronary intervention, are fabricated with various considerations, such as drugs, design, polymers, and coating techniques. The aim of this study was ...
-
Article
Ex situ and in situ characterization of stress corrosion cracking of nickel-base alloys at high temperature
Recent ex situ and in situ characterization of the major factors influencing primary water stress corrosion cracking (PWSCC) and outside diameter stress corrosion cracking (ODSCC) of nickel-base alloys of Allo...
-
Article
Discrimination between genetically identical peony roots from different regions of origin based on 1H-nuclear magnetic resonance spectroscopy-based metabolomics: determination of the geographical origins and estimation of the mixing proportions of blended samples
Sixty peony root training samples of the same age were collected from various regions in Korea and China, and their genetic diversity was investigated for 23 chloroplast intergenic space regions. All samples w...
-
Article
Ultrasonically prepared polystyrene/multi-walled carbon nanotube nanocomposites
Polystyrene (PS) and multi-walled carbon nanotube (MWNT) nanocomposites were synthesized via an in situ bulk polymerization by employing an ultrasonicator without adding an initiator, in which the ultrasonicat...
-
Article
Preparation and electric characterization of single phase La0.8Sr0.2Ga0.8Mg0.2O3 and La0.8Sr0.2Ga0.8Mg0.115Co0.085O3 thin films
La0.8Sr0.2Ga0.8Mg0.2O3 (LSGM) and La0.8Sr0.2Ga0.8Mg0.115Co0.085O3 (LSGMC) thin films were deposited on single crystalline (001) Al2O3 substrates using a pulsed laser deposition technique. The LSGM and LSGMC thin ...
-
Article
Effect of metal chloride solutions on coloration and biaxial flexural strength of yttria-stabilized zirconia
The effect of three kinds of transition metal dopants on the color and biaxial flexural strength of zirconia ceramics for dental applications was evaluated. Presintered zirconia discs were colored through imme...
-
Article
Effects of temperature and catalysts on the synthesis of carbon nanotubes by chemical vapor deposition
Carbon nanotubes were produced on a quartz plate and a silicon wafer by chemical vapor deposition using xylene as a carbon resource, iron and cobalt as catalysts, and ammonia as a reactive gas. A series of exp...
-
Article
Carbon nanotubes grown over Fe−Mo−Mg−O composite catalysts
High quality, high yield carbon nanotubes were synthesized on a composite catalyst using catalytic chemical vapor deposition. The composite catalysts Fe/MgO, Mo/MgO and (Fe, Mo)/ MgO, prepared via the solgel m...
-
Article
Effects of microstructure on flexural strength of biomorphic C/SiC composites
Biomorphic C/SiC composites were fabricated from different kinds of wood by liquid silicon infiltration (LSI) following a two-step process. In the first-step, the wood is converted into carbon preforms by pyro...
-
Article
Effects of ammonia in catalytic chemical vapor deposition in the synthesis of carbon nanotubes
Chemical vapor deposition with xylene as the carbon resource, a nitrate iron solution as the catalyst, and ammonia gas as the reduction gas was used to investigate the different parameters that influence carbo...
-
Article
Bonding of urethane reactants to aluminum surface
Reaction mechanism of urethane components (phenyl isocyanate and isopropanol) on Al hydroxide surface was studied using molecular modeling, and compared with real systems by measurement of electrochemical pote...
-
Article
Characterization for pyrolysis of thermoplastic polyurethane by thermal analyses
The pyrolysis kinetics of polyurethanes synthesized from polycaprolactone diol (PCL) and diisocyanate (HDI, H12MDI) using catalysts such as dibutyltin dilaurate (DBTDL) were studied by a thermogravimetric (TG) te...
-
Article
Structural and property changes in glass-like carbons formed by heat treatment and addition of filler
Glass-like carbon precursors shrink significantly during curing and carbonization, which leads to crack formation and bending. Cured furan resin powder and ethanol were added to furan resin to diminish the wei...
-
Article
Effects of filler and ethanol on mechanical properties of glass-like carbon
The effects of filler and ethanol on the mechanical properties of glass-like carbon were studied. The specific gravities of glass-like carbons with the filler were higher than those of alcohol added glass-like...
-
Article
Chemical and micro-structural changes in glass-like carbon during high temperature heat treatment
A glass-like carbon was fabricated using furan resin. The influence of heat treatment temperature during fabrication process on the chemical and micro-structural changes was studied by various analytical and s...