搜索结果: 1-11 共查到“知识库 材料科学基础学科 Carbon”相关记录11条 . 查询时间(0.076 秒)
Carbon nanocones: wall structure and morphology
nanocarbon electron microscopy electron diffraction
2009/12/31
Large-scale production of conical carbon nanostructures is possible through pyrolysis of hydrocarbons in a plasma torch process. The resulting carbon cones occur in five distinctly different forms, an...
The application of transient thermography for the thermal characterisation of carbon fibre/epoxy composites
Non-destructive testing Transient thermography Thermal diffusivity
2009/12/14
Purpose: Primary purpose of the present experimental study was to evaluate the local fibre content in carbon fibre/epoxy composites using transient thermography.
Design/methodology/approach: The expe...
The effect of nitrogen and vanadium on hardenability of medium carbon 0.4 %C and 1.8 %Cr steel
Manufacturing Hardenability of steel High strength low alloy steels
2009/12/2
Purpose: To investigate the effect of V and N on hardenability of steel containing 0.4 % C and 1.8 % Cr.
Design/methodology/approach: Four laboratory melts with different N and V contents were used.
...
Diagrams of supercooled austenite transformations of low-carbon and medium-carbon TRIP-steels
Metallic alloys TRIP-steel CCT-diagram Supercooled austenite
2009/12/2
Purpose: The aim of the paper is to determine the influence of cooling conditions on a structure and a shape of
CCT-diagrams of TRIP-aided steels.
Design/methodology/approach: The diagrams of unde...
Effect of carbon content upon the early stage of tempering of steel with Mn and V addition
Metallic alloys Dilatometric method Tempering ε carbide
2009/12/1
Purpose: In this paper the effect of carbon content on the transformations taking place at the early stage of tempering
(precipitation of the ε carbide) of the model alloys with manganese and vanadiu...
The kinetics of phase transformations during tempering of low alloy medium carbon steel
Tool materials Tempering CHT - diagram Retained austenite
2009/12/1
Design/methodology/approach: CHT diagram, illustrating the kinetics of phase transformations during
continuous heating (tempering) from as-quenched state of investigated steel, was elaborated using a...
Phase transformations in low-carbon manganese steel 6Mn16
low-carbon manganese steel phase transformation CCT diagram
2009/10/23
The kinetics of phase transformations of the austenite of 6Mn16 steel during continuous cooling are presented in a CCT diagram. Manganese partitioning between ferrite and austenite during intercritica...
The influence of outfurnace processing on the exploational propriety the middle-carbon high quality constructional steel
Fatigue strength Metallography Non-metallic inclusions Steel
2009/7/15
The experimental material consisted of high-grade, medium-carbon, semi-finished structural steel. The production process involved two melting technologies: in a 140-ton basic arc furnace with desulphu...
Simultaneous alignment and micropatterning of carbon nanotubes using modulated magnetic field
carbon nanotubes dispersion, alignment patterning magnetic field
2009/3/31
We report simultaneous alignment and micropatterning of carbon nanotubes (CNTs) using a high magnetic field. It is important to prepare well-dispersed CNTs for alignment and patterning because CNT agg...
Assessment of environmental influence of bentonite and lustrous carbon carrier-in an aspect of gases emission
environment protection gas evolution bentonite dust from de-dusting green sand
2009/2/26
The emission results of the selected gases from a bentonite－carbon mixture and from dusts originated from dry de-dusting of the green sand processing plant (at high temperatures) are presented in the ...
Assessment of environmental influence of bentonite and lustrous carbon carrier-in an aspect of gases emission
environment protection gas evolution bentonite dust from de-dusting green sand
2009/2/26
The emission results of the selected gases from a bentonite－carbon mixture and from dusts originated from dry de-dusting of the green sand processing plant (at high temperatures) are presented in the ...