atom probe tomography (APT)
![Diffusivity and Solubility of Cu in a Reactor Pressure Vessel Steel Studied by Atom Probe Tomography [Editor's Announcement]](data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==)
Diffusivity and Solubility of Cu in a Reactor Pressure Vessel Steel Studied by Atom Probe Tomography [Editor's Announcement]
... Atom probe tomography (APT) can obtain Cu concen- tration profiles in the range of several hundreds of nano- meters because of its atomic-scale ...
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Composition Analysis of III Nitrides at the Nanometer Scale: Comparison of Energy Dispersive X ray Spectroscopy and Atom Probe Tomography
... As optoelectronic devices push towards higher perform- ance, engineering the quantum confinement at the nanoscale become the key for device design. However, such a fine tuning of the physical properties faces one major ...
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An environmental transfer hub for multimodal atom probe tomography
... Atom probe tomography (APT) is a powerful technique that is able to determine both the three-dimensional (3D) structure and elemental composition of materials with atomic resolution across many ...
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Atomic characterization of Si nanoclusters embedded in SiO2 by atom probe tomography
... electron tomography has been performed by Yurtsever et ...one, atom probe tomography (APT) was performed in order to study the microstructure of SRSO/SiO 2 ...
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3D atom probe tomography study on segregation of yttrium in modified Al Si alloys
... phase. Atom probe tomography (APT) has been used by several researchers to look into the segregation of the modifying element within Al-Si ...
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Atom probe tomography analysis of the reference zircon gj-1: An interlaboratory study
... parallel, atom probe tomography (APT) has recently emerged as a technique providing three-dimensional, subnanometer-scale analysis of minerals with a unique combination of chemical/isotopic ...
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Controlling residual hydrogen gas in mass spectra during pulsed laser atom probe tomography
... an atom probe instrument limits the ability to measure H con- centration in metals and ...in atom probe instruments could help reduce these ...laser atom probe ...
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Experimental Investigation of the Early Stage of Precipitation on Binary Al Li, Al Cu Alloys and Ternary Al Li Cu Alloys by Means of Atom Probe Tomography
... Aluminum-based alloys play a key role in modern engineering and are widely used in construction components in aircraft, automobiles and other means of transporta- tion due to their light weight and superior mechanical ...
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Analysis of Excitation Pulsed Signal Propagation for Atom Probe Tomography System
... in Atom Probe Tomography. After brief description of the atom probe functioning principle, we examine the excitation electrical pulse signal integrity along the electric pulser ...
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Elemental distributions within multiphase quaternary Pb chalcogenide thermoelectric materials determined through three dimensional atom probe tomography
... 2.4. Atom Probe Tomography: The APT samples were prepared by the in-‐situ site-‐specific lift-‐ out method [19] using focused ion beam (FIB) milling on a Zeiss Auriga ...local-‐electrode ...
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Intergranular Segregation in the Pressure Vessel Steel of a Commercial Nuclear Reactor Studied by Atom Probe Tomography
... selected from the matrix (as indicated by the arrow [D] in Fig. 4(b)), the dislocation at the small GB (the arrow [C] in Fig. 4(b)) and the GB (the arrows [A] and [B] in Fig. 2(b)). The enlarged atom maps of these ...
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Nuclear Materials Characterization by Tomographic Atom Probe
... Tomographic Atom Probe, nanoanalytical technique with atomic resolution. Atom Probe Tomography (APT) is an extension in 3D of the atom-probe field ion microscope (APFIM), ...
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Understanding and mitigating hydrogen embrittlement of steels: a review of experimental, modelling and design progress from atomistic to continuum
... The objective of this paper is to give a reader insight into the changes caused by hydrogen residing in materials, a process that can have catastrophic effects. We mainly focus on iron and steels; other metal systems are ...
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Nano structuring of micro alloyed steels via nano precipitate formation
... Abbreviations AHSS – Advanced High Strength Steel ACV – Alloy Contrast Variation Method APT – Atom Probe Tomography DP – Dual Phase Steel EBSD – Energy Dispersive Backscatter Diffraction[r] ...
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Understanding and mitigating hydrogen embrittlement of steels : a review of experimental, modelling and design progress from atomistic to continuum
... The objective of this paper is to give a reader insight into the changes caused by hydrogen residing in materials, a process that can have catastrophic effects. We mainly focus on iron and steels; other metal systems are ...
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Influence of Concentration Fluctuations on Relaxation Processes in Spin Glasses
... resolved atom probe tomography (APT) and volume averaged neutron (resonance) spin echo (NRSE and NSE) experiments, the influence of nano-scaled clusters on the spin relaxation in spin glasses was ...
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Variation of nanoparticle fraction and compositions in two stage double peaks aging precipitation of Al−Zn−Mg alloy
... nanoparticles. Atom probe tomography (APT), a novel alternative high-resolution characterization method pro- viding three-dimensional (3D) elemental information, can precisely measure both the ...
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Visualising shear stress distribution inside flow geometries containing pharmaceutical powder excipients using photo stress analysis tomography and DEM simulations
... Processing behaviours of materials in granular and powder form are well sought in several industrial applications though complex and not yet well established [1,2]. Their mechanical behaviour is different from other ...
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Measuring nothing
... the atom. The motion of the atom is reversed in the case of measuring the atom in | g i in or- der to replace a subtracted ...the atom to be adiabatically transported, measured, and re- ...and ...
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Re-biopsy by endobronchial ultrasound procedures for mutation analysis of non-small cell lung cancer after EGFR tyrosine kinase inhibitor treatment
... convex probe endobronchial ultrasound; CTNB, computed tomography-guided transthoracic needle biopsy; EBUS, endobronchial ultrasound; EBUS-GS, endobronchial ultrasound with a guide sheath; EBUS-TBNA, ...
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