Search Results - "Ramirez, D.A"
-
1
Characterization of titanium aluminide alloy components fabricated by additive manufacturing using electron beam melting
Published in Acta materialia (01-03-2010)“…Intermetallic, γ-TiAl, equiaxed, small-grain (∼2 μm) structures with lamellar γ/ α 2-Ti 3Al colonies with average spacing of 0.6 μm have been fabricated by…”
Get full text
Journal Article -
2
Novel precipitate–microstructural architecture developed in the fabrication of solid copper components by additive manufacturing using electron beam melting
Published in Acta materialia (01-06-2011)“…► In this study we have fabricated copper monoliths by electron beam melting. ► We observe columnar Cu 2O (Cuprite) precipitates which extend in the build…”
Get full text
Journal Article -
3
Characterization of Ti–6Al–4V open cellular foams fabricated by additive manufacturing using electron beam melting
Published in Materials science & engineering. A, Structural materials : properties, microstructure and processing (25-03-2010)“…Ti–6Al–4V open cellular foams were fabricated by additive manufacturing using electron beam melting (EBM). Foam models were developed from CT-scans of aluminum…”
Get full text
Journal Article -
4
Influence of Substrate Temperature on Microstructure of Zirconium Silicon Nitride Thin Films Deposited by Reactive Magnetron Sputtering
Published in Materials research (São Carlos, São Paulo, Brazil) (01-01-2023)“…Zr-Si-N thin films were co-deposited by reactive magnetron sputtering to verify the influence of silicon content (1.6 and 8.0 at. % Si) and substrate…”
Get full text
Journal Article -
5
Comparison of Microstructures and Mechanical Properties for Solid and Mesh Cobalt-Base Alloy Prototypes Fabricated by Electron Beam Melting
Published in Metallurgical and materials transactions. A, Physical metallurgy and materials science (01-12-2010)“…The microstructures and mechanical behavior of simple, as-fabricated, solid geometries (with a density of 8.4 g/cm 3 ), as-fabricated and fabricated and…”
Get full text
Journal Article -
6
Validation Of A Model of Juniperus asheii (Mountain Cedar) Pollen Allergy In The Biogenics Research Chamber
Published in Journal of allergy and clinical immunology (01-02-2011)“…To develop a controlled model of allergy to Juniperus asheii pollen, an antigen not previously utilized in chamber studies. Sensitized subjects responded in…”
Get full text
Journal Article -
7
Juniperus asheii (Mountain Cedar) Pollen Utilized As An Antigen In The Biogenics Chamber: Comparison Of Natural And Controlled Exposures
Published in Journal of allergy and clinical immunology (01-02-2011)“…Juniperus asheii pollen allergy is a robust model commonly used in natural studies for pharmacologic efficacy…”
Get full text
Journal Article -
8
Quantum Dots-in-a-Well Focal Plane Arrays
Published in IEEE journal of selected topics in quantum electronics (01-07-2008)“…In this paper, the basics and some of the recent developments in quantum dots-in-a-well (DWELL) focal plane arrays (FPAs) are reviewed. Fundamentally, these…”
Get full text
Journal Article -
9
Dependence of the Performance of Single Photon Avalanche Diodes on the Multiplication Region Width
Published in IEEE journal of quantum electronics (01-12-2008)“…The dependence of the performance of separate-absorption-multiplication (SAM) single-photon avalanche diodes (SPADs) on the width of the multiplication region…”
Get full text
Journal Article -
10
Detection efficiencies and generalized breakdown probabilities for nanosecond-gated near infrared single-photon avalanche photodiodes
Published in IEEE journal of quantum electronics (01-02-2006)“…A rigorous model is developed for determining single-photon quantum efficiency (SPQE) of single-photon avalanche photodiodes (SPADs) with simple or…”
Get full text
Journal Article -
11
Chlorophyll concentration in leaves is an indicator of potato tuber yield in water-shortage conditions
Published in Scientia horticulturae (26-03-2014)“…Chlorophyll concentration was higher and senescence rate, lower, in treatments that experienced water scarcity (DI50 and PRD25), which denoted stay-green…”
Get full text
Journal Article -
12
Improving potato drought tolerance through the induction of long-term water stress memory
Published in Plant science (Limerick) (01-09-2015)“…•Tubers from plants growing under mild water stress (primed seeds) were collected.•Plants from primed and non-primed seeds were submitted to a second water…”
Get full text
Journal Article -
13
Computational Modeling for Preprocedural Planning of a Complex LVAD Exchange Case
Published in The Journal of heart and lung transplantation (01-04-2022)“…Methodologies were utilized for pre-procedural planning that include 3D computational imaging, virtual device implantation, and 3D printed models that were…”
Get full text
Journal Article -
14
Fire increases the risk of higher soil N2O emissions from Mediterranean Macchia ecosystems
Published in Soil biology & biochemistry (01-03-2015)“…Intensification of droughts under climate change is projected to increase fire frequency in the Mediterranean region. Fires cause direct emission of greenhouse…”
Get full text
Journal Article -
15
Information-theoretic criterion for the performance of single-photon avalanche photodiodes
Published in IEEE photonics technology letters (01-10-2005)“…A channel-capacity metric is introduced for assessing the performance of single-photon avalanche photodiodes (SPADs) when used as detectors in laser…”
Get full text
Journal Article -
16
Assessment of Cr doping on TiO2 thin films deposited by a wet chemical method
Published in Ceramics international (15-09-2023)“…Undoped and Cr-doped TiO2 thin films were synthesized by the dip-coating sol-gel process with titanium isopropoxide and chromium (III) chloride hexahydrate…”
Get full text
Journal Article -
17
Open-cellular copper structures fabricated by additive manufacturing using electron beam melting
Published in Materials science & engineering. A, Structural materials : properties, microstructure and processing (25-06-2011)“…► Relative stiffness versus relative density measurements for reticulated mesh and stochastic open cellular copper were shown to follow the Gibson–Ashby foam…”
Get full text
Journal Article -
18
Effect of hafnium addition on structure, wear resistance and high temperature oxidation of MOSx thin films
Published in Surface & coatings technology (15-06-2021)“…Pure MoSx and MoSx + Hf thin films were deposited by magnetron sputtering and characterized by RBS, GAXRD, XPS, high temperature oxidation tests and…”
Get full text
Journal Article -
19
Pharmacological Conditioning Reduces Damage from Ischemia-Reperfusion Injury in Porcine Skeletal Muscle and Ex-Vivo Functional Hearts
Published in The Journal of heart and lung transplantation (01-04-2020)“…Heart transplantation is commonly considered to be the only option available for patients with congenital heart defects and/or individuals with terminal heart…”
Get full text
Journal Article -
20
Chemical synthesis and optical, structural, and surface characterization of InP-In2O3 quantum dots
Published in Applied surface science (15-11-2020)“…[Display omitted] •InP-In2O3 QDs are synthesized by a single-step chemical method without injection of hot precursors.•HR-TEM images show the synthesis of InP…”
Get full text
Journal Article