Search Results - "Paulo Vasconcelos"

Influence of the order between discretization and regularization in solving ill-posed problems by Grammont, Laurence, Vasconcelos, Paulo B.

“…Discretization and regularization are required steps to provide a stable approximation when solving integral equations of the first kind. The integral operator…”
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Impact of refugees on wages and economic growth in a model with inflation by Gomes, Ana Rita, Afonso, Oscar, Vasconcelos, Paulo B.

“…This paper assesses how the influx of skilled and unskilled refugees affects the technological-knowledge-bias and, consequently, the skill premium in host…”
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Fast and accurate solvers for weakly singular integral equations by Grammont, Laurence, Kulkarni, Rekha P., Vasconcelos, Paulo B.

“…Consider an integral equation λ u - T u = f , where T is an integral operator, defined on C [0, 1],  with a kernel having an algebraic or a logarithmic…”
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Synergistic effects of Cinnamomum cassia L. essential oil in combination with polymyxin B against carbapenemase-producing Klebsiella pneumoniae and Serratia marcescens by Vasconcelos, Nathalie Gaebler, Queiroz, Júlio Henrique Ferreira de Sá, Silva, Késia Esther da, Vasconcelos, Paulo César de Paula, Croda, Julio, Simionatto, Simone

“…Multidrug resistance prompts the search for new sources of antibiotics with new targets at bacteria cell. To investigate the antibacterial activity of…”
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Biogeochemical cycling of iron: Implications for biocementation and slope stabilisation by Levett, Alan, Gagen, Emma J., Vasconcelos, Paulo M., Zhao, Yitian, Paz, Anat, Southam, Gordon

“…Microbial biofilms growing in iron-rich seeps surrounding Lake Violão, Carajás, Brazil serve as a superb natural system to study the role of iron cycling in…”
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Global directed technical change model with fiscal and monetary policies, and public debt by Loureiro, Daniel, Afonso, Oscar, Vasconcelos, Paulo B.

“…We develop an endogenous growth model with North–South interactions, monetary policy, and a multi-dimensional role for fiscal policy. To boost economic…”
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Biocement stabilization of an experimental-scale artificial slope and the reformation of iron-rich crusts by Levett, Alan, Gagen, Emma J., Zhao, Yitian, Vasconcelos, Paulo M., Southam, Gordon

“…Novel biotechnologies are required to remediate iron ore mines and address the increasing number of tailings (mine waste) dam collapses worldwide. In this…”
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(U–Th)/He geochronology of goethite and the origin and evolution of cangas by Monteiro, Hevelyn S., Vasconcelos, Paulo M., Farley, Kenneth A., Spier, Carlos A., Mello, Claudio L.

“…(U–Th)/He geochronology of 147 grains of goethite cements extracted from ferruginous duricrusts (cangas) developed on banded iron-formations from the…”
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A modified iterated projection method adapted to a nonlinear integral equation by Grammont, Laurence, Vasconcelos, Paulo B., Ahues, Mario

“…The classical way to tackle a nonlinear Fredholm integral equation of the second kind is to adapt the discretization scheme from the linear case. The Iterated…”
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Geochronology of mafic magmatism and hydrothermal alteration during early stages of South Atlantic opening by Carvas, Karine Zuccolan, Vasconcelos, Paulo Marcos de Paula, Marques, Leila Soares, Ubide, Teresa, Carmo, Isabela de Oliveira, Babinski, Marly

“…•Low-TiO2 mafic dykes intruded the Brazilian southeast margin at ~132–133 Ma.•The dykes were hydrothermally altered at ~106–105 Ma and between 60–30 Ma.•Fluid…”
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Hysteresis in the Dynamics of Employment by Activity Sector by Mota, Paulo R., Vasconcelos, Paulo B.

“…Hysteresis, referring to the property of a system whereby some temporary shocks cause permanent effects, has showed to be important to explain the dynamics of…”
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Bone marrow fibrosis at diagnosis is associated with TP53 overexpression and adverse prognosis in low‐risk myelodysplastic syndrome by Duarte, Fernando B., Barbosa, Maritza C., Jesus dos Santos, Talyta E., Lemes, Romélia P. G., Vasconcelos, João P., Vasconcelos, Paulo R. L., Rocha, Francisco D., Zalcberg, Ilana, Coutinho, Diego F.

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Social Distancing, Physical Activity, and COVID-19: Implications for Type 1 Diabetes Mellitus in Brazil by de Vasconcelos, Paulo H. C., Gomes, Daniela L., Uliana, Gabriela C., Costa e Silva, Anselmo de A.

“…A lack of glycemic control and diabetes are risk factors for complications related to COVID-19, and social isolation can hinder adherence to physical activity…”
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Evaluation of Stomatognathic System Parameters After Bariatric Surgery by Hunger Malek-Zadeh, Carolina, Moriguchi Watanabe, Lígia, Salgado Junior, Wilson, Batista Vasconcelos, Paulo, Cecilio Hallak Regalo, Simone, Barbosa Nonino, Carla

“…Purpose The present study aimed to evaluate electromyographic activity, bite strength, and masticatory muscle thickness in women without obesity and with…”
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Goethite (U–Th)/He geochronology and precipitation mechanisms during weathering of basalts by Riffel, Silvana B., Vasconcelos, Paulo M., Carmo, Isabela O., Farley, Kenneth A.

“…(U–Th)/He geochronology of 33 goethite grains from in situ ferruginous duricrusts overlying the Paraná flood basalt in the Guarapuava region, Paraná, Brazil,…”
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Clinical impact of unsuccessful subcutaneous administration of octreotide LAR instead of intramuscular administration in patients with metastatic gastroenteropancreatic neuroendocrine tumors by Krishnan, Tharani, Safro, Maria, Furlanetto, Daniel Moreira, Gill, Sharlene, Solar Vasconcelos, Joao Paulo, Stuart, Heather C., Martineau, Patrick, Loree, Jonathan M.

“…Octreotide LAR is a long‐acting somatostatin analogue (SSA) used in the management of metastatic gastroenteropancreatic neuroendocrine tumors (GEP NETs). It…”
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A new model of bauxitization in quartzitic landscapes: A case study from the Southern Espinhaço Range (Brazil) by De Campos, Daniela S., Monteiro, Hevelyn S., Vasconcelos, Paulo M., Farley, Kenneth A., Silva, Alexandre Christófaro, Vidal‐Torrado, Pablo

“…Lithology plays a fundamental role in rock weathering and erosion, and in landscape evolution. When weathering‐ and erosion‐prone lithologies are protected…”
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Data-sparse approximation on the computation of a weakly singular Fredholm equation: A stellar radiative transfer application by B. Vasconcelos, Paulo

“…Data-sparse representation techniques are emerging on computing approximate solutions for large scale problems involving matrices with low numerical rank. This…”
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Characterisation of iron oxide encrusted microbial fossils by Levett, Alan, Gagen, Emma J., Rintoul, Llew, Guagliardo, Paul, Diao, Hui, Vasconcelos, Paulo M., Southam, Gordon

“…Robust methods for the characterisation of microbial biosignatures in geological matrices is critical for developing mineralogical biosignatures. Studying…”
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Weight regain and eating behavior in physically active and inactive women after 24 months of bariatric surgery by dos Rodrigues, Letícia Santos, de Vasconcelos, Paulo Henrique Carmona, Gomes, Daniela Lopes

“…Purpose This research has tested the association between anthropometric profile and eating behavior according to the practice of physical activity in women…”
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