Leandro Alcoforado Sphaier

universidade federal fluminense

20H指数

146论文数

1.2K被引数

收录论文 41

发表时间

Infrared thermography-based estimation of Biot number in 2D polymeric fins using Levenberg–Marquardt and Gradient Boosting 基于红外热成像的2D聚合物翅片中Biot数的Levenberg–Marquardt和Gradient Boosting估计

International Journal of Thermal Sciences

IF5

2026-03-05

OAAI

Isabela Florindo Pinheiro; Debora Carneiro Moreira; Daniel Pereira Nunes Gama; Leandro Alcoforado Sphaier; Luiz Carlos da Silva Nunes

Multi-region rewetting analysis of a PWR fuel slab using an improved-lumped model 采用改进集总模型对PWR燃料板的多区域再湿分析

International Journal of Heat and Mass Transfer

IF5.8

2026-03-04

OAAI

Gustavo D. Pereira; Leandro A. Sphaier; Jian Su

The Effect of Random Roughness for Fully Developed Forced Flow in Square Microchannels 完全发展强制流动下随机粗糙度对方形微通道的影响

FLUIDS

IF1.8

2025-10-09

OAAI

Celli, Michele; Sphaier, Leandro Alcoforado; Volpi, Gabriele; Barletta, Antonio; Brandao, Pedro Vayssiere

Characterization for potential uses of char as a byproduct from co-gasification of oil sludge and palm oil waste-biomass

BIOMASS CONVERSION AND BIOREFINERY

IF4.1

2025-04-01

PREAI

Castillo Santiago, York; Perez, Juan F.; Mariano, Adriano Pinto; Sphaier, Leandro A.

Shape uncertainty analysis of laminar forced convection in around microchannel with viscous dissipation

APPLIED THERMAL ENGINEERING

IF6.9

2025-04-01

OAAI

Barletta, A.; Celli, M.; Sphaier, L. A.; Brandao, P. V.; Lazzari, S.; Ghedini, E.

Laminar forced convection in circular microchannels with slip-flow: Analysis of randomly distributed roughness

INTERNATIONAL COMMUNICATIONS IN HEAT AND MASS TRANSFER

IF6.4

2025-03-01

PREAI

Sphaier, L. A.; Barletta, A.; Celli, M.; Brandao, P. V.; Ghedini, E.

Analysis of radiation shields for protecting polymeric patches in flare stacks

INTERNATIONAL COMMUNICATIONS IN HEAT AND MASS TRANSFER

IF6.4

2025-03-01

PREAI

Coutinho Jr, Luiz Cesar; da Silva, Robson Felipe Viana; da Silva, Jaqueline Diniz; Lisboa, Kleber Marques; Sphaier, Leandro Alcoforado; Pacheco, Cesar Cunha; Pinheiro, Isabela Florindo; Paula, Gustavo Gomes de; Kanizawa, Fabio Toshio

Analysis of Sugar Distributions in Barley Wort Saccharification via Capillary Electrophoresis 通过毛细管电泳分析大麦麦汁糖化中的糖分布

ACS FOOD SCIENCE & TECHNOLOGY

IF2.8

2025-02-11

OAAI

Aredes, RS; Peixoto, FC; Sphaier, LA; Silva, VNH; Duarte, LM; Marques, FFD

A low-temperature Organic Rankine Cycle integrated with latent heat storage harnessing solar thermal energy for power generation 利用太阳能热能发电的具有潜热储存功能的低温有机朗肯循环

ENERGY

IF9.4

2024-11-01

PREAI

Turci, Daniel Rubano Barretto; Lisboa, Kleber Marques; Pacheco, Cesar Cunha; Sphaier, Leandro Alcoforado; Pinheiro, Isabela Florindo

Heat and mass transfer with chemical kinetics in alcoholic fermentation of multiple sugars: Lumped formulation and dimensional analysis

JOURNAL OF FOOD ENGINEERING

IF5.8

2024-04-01

PREAI

Pinheiro, I. F.; Serrano, H. L.; Sphaier, L. A.; Peixoto, F. C.; Silva, V. N. H.

Desiccant-assisted multistage air compression systems: Performance improvement and humidity control

APPLIED THERMAL ENGINEERING

IF6.9

2024-04-01

PREAI

Machado, J. V. P.; Pinheiro, I. F.; Sphaier, L. A.; Nobrega, C. E. L.; Quintans, P. C.; Quintanilha, F. O.

Film condensation with a non-condensable gas: Hybrid integral transforms solution for external boundary layers

INTERNATIONAL JOURNAL OF THERMAL SCIENCES

IF5

2024-01-01

PREAI

Lisboa, Kleber Marques; Ferreira, Karoline da Costa Rocha Fernandes; Pinheiro, Isabela Florindo; Sphaier, Leandro Alcoforado; Cotta, Renato Machado

Oil sludge pyrolysis kinetic evaluation based on TG-FTIR coupled techniques aiming at energy recovery

JOURNAL OF THERMAL ANALYSIS AND CALORIMETRY

IF3.1

2023-10-12

PREAI

Della Colletta, Leticia de Oliveira Silva; Venturini, Osvaldo Jose; Andrade, Rubenildo Vieira; Arrieta, Alberto Ricardo Albis; Barbosa, Katherine Pugliese; Santiago, York Castillo; Sphaier, Leandro A.

Understanding the effects of variable permeability along the cross-section of packed beds of encapsulated phase change materials for latent heat thermal energy storage systems

APPLIED THERMAL ENGINEERING

IF6.9

2023-10-01

PREAI

Lisboa, Kleber Marques; Pacheco, Cesar Cunha; Turci, Daniel Rubano Barretto; Pinheiro, Isabela Florindo; Sphaier, Leandro Alcoforado

Determination of carbohydrates in brewer's wort by capillary electrophoresis with indirect UV detection 毛细管电泳-间接紫外检测法测定啤酒麦芽汁中的碳水化合物

JOURNAL OF FOOD COMPOSITION AND ANALYSIS

IF4.6

2023-07-01

PREAI

Aredes, Rafaella Silva; Peixoto, Fernando Cunha; Sphaier, Leandro Alcoforado; Silva, Vinicius Nunes Henrique; Duarte, Lucas Mattos; Marquesa, Flavia Ferreira de Carvalho

Reaction-front and char characterization from a palm kernel shell - Oil sludge mixture under oxygen lean regimes in a fixed-bed gasifier

FUEL

IF7.5

2023-02-01

PREAI

Santiago, York Castillo; Perez, Juan F.; Sphaier, Leandro A.

Energetic and environmental assessment of oil sludge use in a gasifier/gas microturbine system

ENERGY

IF9.4

2022-04-01

PREAI

Santiago, York Castillo; Gonzalez, Aldemar Martinez; Venturini, Osvaldo J.; Sphaier, Leandro A.; Ocampo Batlle, Eric A.