Search Results - "BARBOSA, A. C"

Radial migration of the Sun in the Milky Way: a statistical study by Martinez-Barbosa, C A, Brown, A G A, Zwart, S Portegies

“…The determination of the birth radius of the Sun is important to understand the evolution and consequent disruption of the Sun's birth cluster in the Galaxy…”
Get full text

The rate of stellar encounters along a migrating orbit of the Sun by Martinez-Barbosa, C A, Jilkova, L, Zwart, S Portegies, Brown, A GA

“…The frequency of Galactic stellar encounters the Solar system experienced depends on the local density and velocity dispersion along the orbit of the Sun in…”
Get full text

The evolution of the Sun's birth cluster and the search for the solar siblings with Gaia by Martínez-Barbosa, C. A., Brown, A. G. A, Boekholt, T., Portegies Zwart, S., Antiche, E., Antoja, T.

“…We use self-consistent numerical simulations of the evolution and disruption of the Sun's birth cluster in the Milky Way potential to investigate the…”
Get full text

Application of quantum dots as analytical tools in automated chemical analysis: A review by Frigerio, Christian, Ribeiro, David S.M., Rodrigues, S. Sofia M., Abreu, Vera L.R.G., Barbosa, João A.C., Prior, João A.V., Marques, Karine L., Santos, João L.M.

“…[Display omitted] ► Review on quantum dots application in automated chemical analysis. ► Automation by using flow-based techniques. ► Quantum dots in liquid…”
Get full text

Exposure to Anacardiaceae volatile oils and their constituents induces lipid peroxidation within food-borne bacteria cells by Montanari, Ricardo M, Barbosa, Luiz C A, Demuner, Antonio J, Silva, Cleber J, Andrade, Nelio J, Ismail, Fyaz M D, Barbosa, Maria C A

“…The chemical composition of the volatile oils from five Anacardiaceae species and their activities against Gram positive and negative bacteria were assessed…”
Get full text

Temperature effects on the impurity segregation in diluted metallic alloys by Teixeira, D. G., de Castro Barbosa, A. C.

“…The impurity segregation in diluted transition-metal bimetallic alloys is a subject of study in many fields of interest and still deserves more understanding…”
Get full text

Total Synthesis of (±)-Streptonigrin: De Novo Construction of a Pentasubstituted Pyridine using Ring-Closing Metathesis by Donohoe, Timothy J, Jones, Christopher R, Barbosa, Luiz C. A

“…The synthesis of the potent antitumor agent (±)-streptonigrin has been achieved in 14 linear steps and 11% overall yield from ethyl glyoxalate. The synthesis…”
Get full text

Synthesis of the Marine Myxobacterial Antibiotic Enhygrolide A by Muddala, Ramesh, Acosta, Jaime A. M, Barbosa, Luiz C. A, Boukouvalas, John

“…The first synthesis of enhygrolide A, a scarce γ-alkylidenebutenolide antibiotic of the obligate marine myxobacterium Enhygromyxa salina, was achieved in five…”
Get full text

Total Synthesis of the Antitumor Antibiotic (±)-Streptonigrin: First- and Second-Generation Routes for de Novo Pyridine Formation Using Ring-Closing Metathesis by Donohoe, Timothy J, Jones, Christopher R, Kornahrens, Anne F, Barbosa, Luiz C. A, Walport, Louise J, Tatton, Matthew R, O’Hagan, Michael, Rathi, Akshat H, Baker, David B

“…The total synthesis of (±)-streptonigrin, a potent tetracyclic aminoquinoline-5,8-dione antitumor antibiotic that reached phase II clinical trials in the…”
Get full text

Pan American interactions of Amazon precipitation, streamflow, and tree growth extremes by Stahle, D W, Torbenson, M C A, Howard, I M, Granato-Souza, D, Barbosa, A C, Feng, S, Schöngart, J, Lopez, L, Villalba, R, Villanueva, J, Fernandes, K

“…Rainfall and river levels in the Amazon are associated with significant precipitation anomalies of opposite sign in temperate North and South America, which is…”
Get full text

Chemical, microscopic, and microbiological analysis of a functionalized poly-ether-ether-ketone-embedding antibiofilm compounds by Montero, Juan F. D., Barbosa, Luiz C. A., Pereira, Ulisses A., Barra, Guilherme M., Fredel, Márcio C., Benfatti, Cesar A. M., Magini, Ricardo S., Pimenta, Andréa L., Souza, Júlio C. M.

“…Poly‐ether‐ether‐ketone (PEEK) is currently introduced as an alternative material for orthopedic implants due to its biocompatibility and low elastic modulus…”
Get full text

Correction to: Biochemical metabolism of young plants of Ucuúba (Virola surinamensis) in the presence of cadmium by Júnior, W V Andrade, Neto, C F Oliveira, Filho, B G Santos, Cruz, E D, Amarante, C B, Barbosa, A V C, Nogueira, G A S, Nascimento, V R, Sousa, D J P, Teixeira, J S S

“…An amendment to this paper has been published and can be accessed via the original article…”
Get full text

Determination of Eucalyptus spp lignin S/ G ratio: A comparison between methods by Nunes, Cleiton A., Lima, Cláudio F., Barbosa, Luiz C.A., Colodette, Jorge L., Gouveia, A.F.G., Silvério, Flaviano O.

“…The syringyl/guaiacyl ratio was determined for six different Eucalyptus spp. wood clones cultivated in four regions in Brazil. The determinants were made by…”
Get full text

Essential oils from pequi fruits from the Brazilian Cerrado ecosystem by Geőcze, K.C., Barbosa, L.C.A., Fidêncio, P.H., Silvério, F.O., Lima, C.F., Barbosa, M.C.A., Ismail, Fyaz M.D.

“…The composition of the essential oils of pequi fruits gathered from the Brazilian Cerrado ecosystem in the states of Maranhão (MA), Minas Gerais (MG) and…”
Get full text

Zonal structure of the mean flow and eddies in the Azores Current system by Barbosa Aguiar, A. C., Peliz, A. J., Cordeiro Pires, A., Le Cann, B.

“…The surface circulation and eddy field from the Azores Current system are studied here by analyzing surface drifters records and altimetry maps collected over…”
Get full text

Virulence genes in Escherichia coli isolates from commercialized saltwater mussels Mytella guyanensis (Lamarck, 1819) by Barbosa, C A, Conceição, T A, Baliza, M D, Camilo, V M A, Juiz, P J L, Silva, I M M

“…The isolation of Escherichia coli from food is a major concern. Pathogenic strains of these bacteria cause diseases which range from diarrhea to…”
Get full text

Comparative analysis of the use of natural and synthetic antioxidants in chicken meat: an update review by Barbosa, A. C. S., Mendes, P. S., Mattos, G., Fuchs, R. H. B., Marques, L. L. M., Beneti, S. C., Heck, S. C., Droval, A. A., Cardoso, F. A. R.

“…Abstract The search for healthy foods has attracted the industry’s attention to developing products that use natural ingredients, including natural…”
Get full text

Total Synthesis of the Antitumor Antibiotic Basidalin by Acosta, Jaime A. M., Muddala, Ramesh, Barbosa, Luiz C. A., Boukouvalas, John

“…The first synthesis of the tetronamide antibiotic basidalin was accomplished in five steps and 39% overall yield from readily available…”
Get full text

Titanium and molybdenum content in supermartensitic stainless steel by Rodrigues, C.A.D., Lorenzo, P.L.D., Sokolowski, A., Barbosa, C.A., Rollo, J.M.D.A.

“…The supermartensitic stainless steels (SMSS) must be developed considering a balance between strength and toughness that are achieved by controlling the…”
Get full text

Hair mercury speciation as a function of gender, age, and body mass index in inhabitants of the Negro River Basin, Amazon, Brazil by BARBOSA, A. C, JARDIM, W, DOREA, J. G, FOSBERG, B, SOUZA, J

“…Human mercury contamination can be monitored through hair analysis of mercury's inorganic and organic form as methylmercury (Me-Hg). Hair total mercury and…”
Get full text