Results 141 to 150 of about 665,601 (313)

Influence of thresholding in mass and entropy dimension of 3-D soil images

open access: yes, 2008
With the advent of modern non-destructive tomography techniques, there have been many attempts to analyze 3-D pore space features mainly concentrating on soil structure.
Sanchez Oreja, Maria Elena   +5 more
core  

Malignant perineal tumors in dogs: the contribution of computed tomography for staging and surgical planning

open access: yesPesquisa Veterinária Brasileira
: The contribution of computed tomography for staging and surgical planning of malignant perineal tumors in dogs is discussed. Five dogs diagnosed with malignant perineal neoplasms underwent to computed tomography (CT) examination.
Carla A.B. Lorigados   +3 more
doaj   +1 more source

Mechanical Behavior and Fracture Mechanisms of MXene/PVDF Nanocomponsites: In Situ Characterization and Multiscale Analysis

open access: yesAdvanced Functional Materials, EarlyView.
Multiscale experiments and modeling reveal how Ti3C2Tx MXene nanosheets reinforce PVDF nanocomposites. An optimal MXene loading (∼1 wt.%) nearly doubles tensile strength through efficient stress transfer, flake alignment, and crack‐deflection mechanisms, transforming ductile polymer behavior into a controlled multi‐stage fracture pathway which aligns ...
Bita Soltan Mohammadlou   +5 more
wiley   +1 more source

Molecular imaging using positron emission tomography in gastrointestinal malignancy

open access: yes, 2010
Positron Emission Tomography (PET) with 18F-FDG has emerged as a powerful tool in oncology. Furthermore, recent advent of PET/CT and novel tracers are continually expanding its role.
Pakzad, F.
core  

Investigação e redução dos efeitos térmicos em medições geométricas por tomografia computadorizada de raios x [PDF]

open access: yes, 2013
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Mecânica, Florianópolis, 2013.A ocorrência de deriva térmica em sistemas de tomografia computadorizada industrial (TC) tem sido ...
Oliveira, Fabrício Borges de
core  

Analysis and comparison of the surface filtering characteristics of computed tomography and tactile measurements

open access: yes, 2022
Paper id73, 8 S.The use of industrial computed tomography for dimensional measurements is still met with considerable suspicion because of the numerous factors that influence the measurement uncertainty, which thus is hardly describable by a mathematical
Salzinger, Mario   +2 more
core  

Shape Memory Microneedle to Prevent Risks of Reproductive Hormone Therapy by Switching Sustained to Burst Release Under a Single Transdermal Insertion

open access: yesAdvanced Functional Materials, EarlyView.
A shape‐memory microneedle system enables reproductive hormone therapy through a single transdermal insertion. The X‐shaped device sustains follicle‐stimulating hormone release for three days, and mild heating restores the O shape to trigger burst human chorionic gonadotropin release.
Sungwoo Cho   +8 more
wiley   +1 more source

Ultrasensitive Detection of Porcine Epidemic Diarrhea Virus Infections Using Multivalent DNA Nanostructure‐Enabled Lateral Flow Assay

open access: yesAdvanced Healthcare Materials, EarlyView.
A multivalent DNA nanostructure‐enabled lateral flow assay was developed for rapid, ultrasensitive detection of porcine epidemic diarrhea virus (PEDV) nucleocapsid protein. Designer net‐shaped DNA nanostructures (DNA‐Net) presenting PEDV‐specific aptamers achieved ~1000‐fold enhanced binding, enabling detection of viral copies with Ct ≤ 37.42 within 10
Saurabh Umrao   +9 more
wiley   +1 more source

Review of Positron Emission Tomography at Royal Prince Alfred Hospital, CHERE Project Report No 18 [PDF]

open access: yes
This report is a review of the clinical uses, impacts on clinical management, clinical outcome and resource use of Positron Emission Tomography (PET) at Royal Prince Alfred Hospital (RPAH).Positron emission ...
Christine Pollicino   +4 more
core  

[18F]FDG PET/CT revealing extensive cutaneous involvement in Sézary syndrome

open access: yesNuclear Medicine Review
Sézary syndrome is a rare cutaneous T-cell lymphoma characterized by erythroderma and circulating malignant T cells. This study presents the case of a 31-year-old man with extensive skin involvement detected by 2-deoxy-2-[¹⁸F]fluoro-D-glucose positron ...
Yassir Benameur   +3 more
doaj   +1 more source

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