Results 41 to 50 of about 73,892 (263)

Characterization of Defect Distribution in an Additively Manufactured AlSi10Mg as a Function of Processing Parameters and Correlations with Extreme Value Statistics

open access: yesAdvanced Engineering Materials, EarlyView.
Predicting extreme defects in additive manufacturing remains a key challenge limiting its structural reliability. This study proposes a statistical framework that integrates Extreme Value Theory with advanced process indicators to explore defect–process relationships and improve the estimation of critical defect sizes. The approach provides a basis for
Muhammad Muteeb Butt   +8 more
wiley   +1 more source

Analysis of Murine Lung Tumors by Micro PET-CT Imaging

open access: yesBio-Protocol, 2015
Accurate live tumor imaging in mice is now possible by means of high-resolution positron emission tomography (micro-PET) and X-ray computed tomography (micro-CT).
Chiara Ambrogio   +4 more
doaj   +1 more source

Measuring Bone Volume at Multiple Densities by Micro-computed Tomography

open access: yesBio-Protocol, 2021
Bone strength is controlled by both bone mass, and the organization and quality of the bone material. The current standard method for measuring bone mass in mouse and rat studies is micro-computed tomography. This method typically uses a single threshold
Emma Walker   +3 more
doaj   +1 more source

Optimizing imaging of the rat pulmonary microvasculature by micro‐computed tomography [PDF]

open access: yesPulmonary Circulation, 2019
Micro‐computed tomography (micro‐CT) is used in pre‐clinical research to generate high‐resolution three‐dimensional (3D) images of organs and tissues. When combined with intravascular contrast agents, micro‐CT can provide 3D visualization and quantification of vascular networks in many different organs. However, the lungs present a particular challenge
Yupu Deng   +5 more
openaire   +3 more sources

Laser Powder Bed Fusion of Alumina: Effects of Scanning Strategies on External and Internal Defects

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates how scanning strategies affect pure alumina in laser powder bed fusion. Linear 45° scanning yields uniform surfaces but high porosity, while the island‐concentric strategy provides higher density with through‐holes favorable for infiltration. Findings highlight pathways toward optimizing defect‐free alumina parts.
Mohamed Abdelmoula   +7 more
wiley   +1 more source

Three-Dimensional Measurement of TRISO Coated Particle Using Micro Computed Tomography

open access: yesScience and Technology of Nuclear Installations, 2019
The fuel safety and performance of high-temperature gas-cooled reactor (HTGR) are dependent on the integrity and geometric parameter of Tri-structural Isotropic (TRISO) coated particle.
Libing Zhu   +3 more
doaj   +1 more source

Physico-elemental analysis of roasted organic coffee beans from Ethiopia, Colombia, Honduras, and Mexico using X-ray micro-computed tomography and external beam particle induced X-ray emission

open access: yesFood Chemistry: X, 2019
The physico-elemental profiles of commercially attained and roasted organic coffee beans from Ethiopia, Colombia, Honduras, and Mexico were compared using light microscopy, X-ray micro-computed tomography, and external beam particle induced X-ray ...
Karen J. Cloete   +6 more
doaj   +1 more source

Looking deep into nature: A review of micro-computed tomography in biomimicry [PDF]

open access: yesActa Biomaterialia, 2019
Albert Einstein once said "look deep into nature, and then you will understand everything better". Looking deep into nature has in the last few years become much more achievable through the use of high-resolution X-ray micro-computed tomography (microCT). The non-destructive nature of microCT, combined with three-dimensional visualization and analysis,
du Plessis, Anton, Broeckhoven, Chris
openaire   +2 more sources

Use of Micro Computed Tomography in Prosthetic Dentistry

open access: yesCumhuriyet Dental Journal, 2023
Today, the use of micro-computed tomography is becoming widespread in almost every field of dental research. When the national review articles on micro-computed tomography are examined, it is seen that the focus is on endodontic and surgical dental applications.
Kübra TOKAY KIZILIRMAK, Evşen TAMAM
openaire   +3 more sources

Planar Solid‐State Nanopores Toward Scalable Nanofluidic Integration Based on CMOS Technology

open access: yesAdvanced Engineering Materials, EarlyView.
We present a scalable silicon‐based fabrication strategy for planar solid‐state nanopores to enable their integration with complex nanofluidic systems. Prototype devices demonstrate normal voltage‐current characteristics, good noise performance, and appreciable streaming currents. Our CMOS‐compatible fabrication process offers precise geometric control
Ngan Hoang Pham   +7 more
wiley   +1 more source

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