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Energy efficiency of a flat-plate solar collector using thermally treated graphene-based nanofluids: Experimental study
Article
Article
Energy efficiency of a flat-plate solar collector using thermally treated graphene-based nanofluids: Experimental study
Omer A Alawi et al · SAGE Publishing · 2020 · ISSN 1847-9804
A covalent functionalization approach was utilized for the preparation of highly dispersed pentaethylene glycol-thermally treated graphene-water as the absorbing material inside a flat-plate solar collector. Four mass fr...
LCC LCC:Materials of engineering and construction. Mechanics of materials; TENDOlRlY2hub2xvZ3k~Idioma English
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Development and Analysis of Investment Strategies in Energy Efficiency for Ukrainian Household Prosumers
Article
Article
Development and Analysis of Investment Strategies in Energy Efficiency for Ukrainian Household Prosumers
Olha Prokopenko et al · Vasyl Stefanyk Carpathian National University · 2024 · ISSN 2311-0155
This article explores the development and analysis of investment strategies in energy efficiency for Ukrainian household prosumers using an econometric model. The study identifies key determinants influencing investment ...
LCC TENDOkVkdWNhdGlvbg~~; TENDOkVjb25vbWljcyBhcyBhIHNjaWVuY2U~Idioma English
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Exergy-Based Energy Efficiency Analysis of the Pneumatic Drive with Controlled Braking and Compressed Air Recuperation
Article
Article
Exergy-Based Energy Efficiency Analysis of the Pneumatic Drive with Controlled Braking and Compressed Air Recuperation
Rogovyi А. et al · Academy of Sciences of Moldova · 2026 · ISSN 1857-0070
The main objectives of the study are to develop a methodology for calculating the energy efficiency of a pneumatic drive with controlled braking and compressed air recuperation based on a three-dimensional CFD model, as ...
LCC LCC:Electrical engineering. Electronics. Nuclear engineering; TENDOlByb2R1Y3Rpb24gb2YgZWxlY3RyaWMgZW5lcmd5IG9yIHBvd2VyLiIdioma English
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IoT-enabled indoor environments in smart cities: a systematic review on energy efficiency, user comfort, and environmental sustainability
Article
Article
IoT-enabled indoor environments in smart cities: a systematic review on energy efficiency, user comfort, and environmental sustainability
Nedim Alici · Frontiers Media S.A · 2026 · ISSN 2673-4524
IntroductionToday, the rapid acceleration of urbanization has made it necessary to reconsider the balance among energy consumption, environmental sustainability, and quality of life. Buildings, which account for a signif...
LCC TENDOkVjb25vbWljIHRoZW9yeS4gRGVtb2dyYXBoeQ~~Idioma English
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Power Matching and Energy Efficiency Improvement of Hydraulic Excavator Driven with Speed and Displacement Variable Power Source
Article
Article
Power Matching and Energy Efficiency Improvement of Hydraulic Excavator Driven with Speed and Displacement Variable Power Source
Lei Ge et al · KeAi Communications Co., Ltd · 2019 · ISSN 1000-9345
Abstract Mobile machinery energy efficiency and emission pollution are the national and worldwide issues. This paper contributes in solving these problems by applying a speed variable power source. Unfortunately, almost ...
LCC LCC:Ocean engineering; TENDOk1lY2hhbmljYWwgZW5naW5lZXJpbmcgYW5kIG1hY2hpbmVyeQ~~Idioma English
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Total-factor energy efficiency in the EU countries
Article
Article
Total-factor energy efficiency in the EU countries
Nela Vlahinić-Dizdarević et al · Faculty of Economics University of Rijeka · 2012 · ISSN 1331-8004
The purpose of this research is to examine the economy-wide energy efficiency changes in the EU countries in the period from 2000 to 2010 and to compare the results with the traditional energy efficiency indicator. The D...
LCC TENDOkVjb25vbWljIHRoZW9yeS4gRGVtb2dyYXBoeQ~~Idioma English
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Enhancing Energy Efficiency Utilized IoT: Power Optimization and Energy Harvesting Techniques for Sustainable and Resilient Systems
Article
Article
Enhancing Energy Efficiency Utilized IoT: Power Optimization and Energy Harvesting Techniques for Sustainable and Resilient Systems
Dhafer Yaseen et al · University of Mosul, College of Education for Pure Science · 2025 · ISSN 1812-125X
The widespread growth of Internet of Things (IoT) devices, in industries has led to a rise in energy requirements underscoring the importance of sustainable power management solutions. This study talks about the methods ...
LCC TENDOkVkdWNhdGlvbg~~; LCC:Science (General)Idioma English
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Research on Energy Efficiency Characteristics of Mining Shovel Hoisting and Slewing System Driven by Hydraulic-Electric Hybrid System
Article
Article
Research on Energy Efficiency Characteristics of Mining Shovel Hoisting and Slewing System Driven by Hydraulic-Electric Hybrid System
Xiangyu Wang et al · KeAi Communications Co., Ltd · 2023 · ISSN 2192-8258
Abstract Mining shovel is a crucial piece of equipment for high-efficiency production in open-pit mining and stands as one of the largest energy consumption sources in mining. However, substantial energy waste occurs du...
LCC LCC:Ocean engineering; TENDOk1lY2hhbmljYWwgZW5naW5lZXJpbmcgYW5kIG1hY2hpbmVyeQ~~Idioma English
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Assessing greenhouse covering systems for energy efficiency and solar irradiance modulation: A technical review
Article
Article
Assessing greenhouse covering systems for energy efficiency and solar irradiance modulation: A technical review
Enhe Zhang et al · KeAi Communications Co., Ltd · 2026 · ISSN 2949-7361
The selection of sustainable and effective covering systems is essential in greenhouses to ensure optimal insulation, microclimate control, energy management, and proper solar irradiance filtration for plant growth. This...
LCC TENDOkVudmlyb25tZW50YWwgZW5naW5lZXJpbmc~; TENDOkVudmlyb25tZW50YWwgc2NpZW5jZXM~Idioma English
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Increasing energy efficiency in OCDMA network via distributed power control
Article
Article
Increasing energy efficiency in OCDMA network via distributed power control
Fábio R. Durand et al · Sociedade Brasileira de Microondas e Optoeletrônica e Sociedade Brasileira de Eletromagnetismo · ISSN 2179-1074
In this work, we investigate the utilization of transmission power control as mechanism to increase the energy efficiency in optical code division multiplexing access (OCDMA) networks. We have modeled the energy efficien...
LCC LCC:Electrical engineering. Electronics. Nuclear engineeringIdioma English
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Optimizing Employee Awareness Strategies for Energy Efficiency in Healthcare: A Comparative Study Using Picture Fuzzy CIMAS and SIWEC
Article
Article
Optimizing Employee Awareness Strategies for Energy Efficiency in Healthcare: A Comparative Study Using Picture Fuzzy CIMAS and SIWEC
Yaşar Gökalp et al · ACHSM · 2026 · ISSN 1833-3818
Background: Hospitals are in the category of buildings that consume the most energy. Considering these characteristics of hospitals, energy efficiency becomes important. For this reason, healthcare professionals are seen...
LCC TENDOk1lZGljaW5lIChHZW5lcmFsKQ~~; LCC:Public aspects of medicineIdioma English
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Residential energy efficiency interventions: A meta‐analysis of effectiveness studies
Article
Article
Residential energy efficiency interventions: A meta‐analysis of effectiveness studies
Miriam Berretta et al · SAGE Publishing · 2021 · ISSN 1891-1803
Abstract Background The residential sector releases around 17% of global greenhouse gas emissions and making residential buildings more energy efficient can help mitigate climate change. Engineering models are often used...
LCC TENDOlNvY2lhbCBTY2llbmNlcw~~Idioma English
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Secure and sustainable smart home networks with blockchain-based IoT framework for privacy and energy efficiency
Article
Article
Secure and sustainable smart home networks with blockchain-based IoT framework for privacy and energy efficiency
Nabil A. Ismail et al · Springer · 2026 · ISSN 2730-7239
Abstract Smart home networks are a rapidly evolving part of the Internet of Things (IoT), where connected devices exchange information to automate energy use, enhance comfort, and improve user safety. Despite their benef...
LCC TENDOkNvbXB1dGVyIGVuZ2luZWVyaW5nLiBDb21wdXRlciBoYXJkd2FyZQ~~; LCC:Computer softwareIdioma English
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Efficiency of metabolizable energy utilization for maintenance and gain and evaluation of Small Ruminant Nutrition System model in Santa Ines sheep
Article
Article
Efficiency of metabolizable energy utilization for maintenance and gain and evaluation of Small Ruminant Nutrition System model in Santa Ines sheep
José Gilson Louzada Regadas Filho et al · Sociedade Brasileira de Zootecnia · 2011 · ISSN 1516-3598
This study was carried out to estimate efficiencies of the utilization of metabolizable energy for maintenance (k m) and weight gain (k g) and to evaluate the Small Ruminant Nutrition System (SRNS) model in predicting dr...
LCC LCC:Animal cultureIdioma English
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Eficiência de utilização da energia metabolizável para ganho de peso e exigências de energia metabolizável e nutrientes digestíveis totais de bovinos F1 Simental x Nelore Efficiency of metabolizable energy utilization for weight gain and requirements of metabolizable energy and total digestible nutrients in F1 Simental x Nellore bulls
Article
Article
Eficiência de utilização da energia metabolizável para ganho de peso e exigências de energia metabolizável e nutrientes digestíveis totais de bovinos F1 Simental x Nelore Efficiency of metabolizable energy utilization for weight gain and requirements of metabolizable energy and total digestible nutrients in F1 Simental x Nellore bulls
Marcelo de Andrade Ferreira et al · Sociedade Brasileira de Zootecnia · 1999 · ISSN 1516-3598
O objetivo deste trabalho foi estimar a eficiência de utilização da energia metabolizável (EM), para ganho de peso, e as exigências de energia metabolizável e nutrientes digestíveis totais de bovinos F1 Simental x...
LCC LCC:Animal cultureIdioma English
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Universal empirical relationship between efficiency of scintillation detector NaI(Tl) with gamma ray energy and distance using gamma spectroscopy (UCS-20)
Article
Article
Universal empirical relationship between efficiency of scintillation detector NaI(Tl) with gamma ray energy and distance using gamma spectroscopy (UCS-20)
Layth Mohammed et al · University of Mosul, College of Education for Pure Science · 2008 · ISSN 1812-125X
ABSTRACT In order to find a universal empirical relationship among the absolute efficiency of a photopeak, the energy of gamma ray and the distance from the source to the detector face, we used a modern gamma-ray spectr...
LCC TENDOkVkdWNhdGlvbg~~; LCC:Science (General)Idioma English
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Eficiência de utilização da energia alimentar para a produção de bezerros em vacas Nelore e mestiças Efficiency of conversion of feed energy for the production of calves by Nellore and crossbred cows
Article
Article
Eficiência de utilização da energia alimentar para a produção de bezerros em vacas Nelore e mestiças Efficiency of conversion of feed energy for the production of calves by Nellore and crossbred cows
Carlos Augusto de Alencar Fontes et al · Sociedade Brasileira de Zootecnia · 2008 · ISSN 1516-3598
Objetivou-se avaliar a eficiência de conversão da matéria seca (MS) e da energia metabolizável (EM) da dieta em ganho de peso e em peso de bezerro desmamado por vaca. Utilizaram-se 13 vacas Nelore, 13 mestiças F1 Si...
LCC LCC:Animal cultureIdioma English
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Analysis and Optimization of Ultra-Low-Power Rectifier with High Efficiency for Applications in Wireless Power Transmission and Energy Harvesting
Article
Article
Analysis and Optimization of Ultra-Low-Power Rectifier with High Efficiency for Applications in Wireless Power Transmission and Energy Harvesting
Raphaella Luiza Resende da Silva et al · Sociedade Brasileira de Microondas e Optoeletrônica e Sociedade Brasileira de Eletromagnetismo · 2020 · ISSN 2179-1074
Abstract The system capable of harvesting RF energy from the environment through an antenna and converting it into direct current energy to deliver to a load is known as rectenna. The rectifier circuit is an important pa...
LCC LCC:Electrical engineering. Electronics. Nuclear engineeringIdioma English
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Eficiência de utilização da energia metabolizável em bovinos Nelore puros e cruzados submetidos a quatro níveis de concentrado na ração Net efficiency of metabolizable energy utilization of purebred and crossbred Nellore young bulls fed diets with different concentrate levels
Article
Article
Eficiência de utilização da energia metabolizável em bovinos Nelore puros e cruzados submetidos a quatro níveis de concentrado na ração Net efficiency of metabolizable energy utilization of purebred and crossbred Nellore young bulls fed diets with different concentrate levels
José Antônio de Freitas et al · Sociedade Brasileira de Zootecnia · 2006 · ISSN 1516-3598
Objetivou-se com este trabalho estimar as eficiências de utilização da energia metabolizável para mantença (Km) e ganho de peso (Kg) de bovinos Nelore puros e mestiços. Foram utilizados 72 bovinos machos, não-cast...
LCC LCC:Animal cultureIdioma English
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Exigências de energia para mantença e eficiência de utilização da energia metabolizável para mantença e ganho de peso de caprinos Moxotó Energy requirements for maintenance and net efficiency of metabolizable energy utilization for maintenance and weight gain of Moxotó kids
Article
Article
Exigências de energia para mantença e eficiência de utilização da energia metabolizável para mantença e ganho de peso de caprinos Moxotó Energy requirements for maintenance and net efficiency of metabolizable energy utilization for maintenance and weight gain of Moxotó kids
Kaliandra Souza Alves et al · Sociedade Brasileira de Zootecnia · 2008 · ISSN 1516-3598
Objetivou-se avaliar as exigências líquidas de energia para mantença e as eficiências de utilização da energia metabolizável (EUEM) para mantença (km) e ganho de peso (kf). Utilizaram-se 26 animais da raça Moxot...
LCC LCC:Animal cultureIdioma English
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Improving Steganosystem Efficiency as an Integral Part of Ensuring the Routine Operation of Energy Infrastructure Facilities
Article
Article
Improving Steganosystem Efficiency as an Integral Part of Ensuring the Routine Operation of Energy Infrastructure Facilities
Bobok I.I. et al · Academy of Sciences of Moldova · 2026 · ISSN 1857-0070
Steganography currently holds a vital position in information security, reflecting its growing importance within the energy industry. Steganographic methods are employed to ensure data integrity and authentication in Sma...
LCC LCC:Electrical engineering. Electronics. Nuclear engineering; TENDOlByb2R1Y3Rpb24gb2YgZWxlY3RyaWMgZW5lcmd5IG9yIHBvd2VyLiIdioma English
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Substituição do farelo de soja por farelo de algodão de alta energia em dietas para vacas leiteiras em produção: consumo, digestibilidade dos nutrientes, balanço de nitrogênio e produção leiteira Replacing soybean meal with high energy cottonseed meal in diets for dairy yielding cows: intake, nutrient digestibility, nitrogen efficiency and milk yield
Article
Article
Substituição do farelo de soja por farelo de algodão de alta energia em dietas para vacas leiteiras em produção: consumo, digestibilidade dos nutrientes, balanço de nitrogênio e produção leiteira Replacing soybean meal with high energy cottonseed meal in diets for dairy yielding cows: intake, nutrient digestibility, nitrogen efficiency and milk yield
Alisson Ferreira Alves et al · Sociedade Brasileira de Zootecnia · 2010 · ISSN 1516-3598
Avaliou-se o efeito da inclusão de níveis crescentes de farelo de algodão alta energia (0; 8,7; 17,4; 26,1 e 34,8% da matéria seca) em substituição ao farelo de soja no concentrado de vacas no terço final de lacta...
LCC LCC:Animal cultureIdioma English
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Integration of non-conventional renewable sources of energy in developing countries. Challenges and opportunities in the Colombian case
E-book
E-book
Integration of non-conventional renewable sources of energy in developing countries. Challenges and opportunities in the Colombian case
Mora-Flórez, Juan José; Orozco-Henao, César Augusto; Caicedo-Bravo, Eduardo · Editorial Universidad Tecnológica de Pereira · 2024 · ISBN 9789587229394
Energy plays a fundamental role in developing societies worldwide, with most of its changes affecting economic progress [1]. As stated in the “Plan Nacional de Desarrollo, PND 2022-2026” chapter four, the challenges ...
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Mechanical engineering, a proposal towards research with an impact on society
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Mechanical engineering, a proposal towards research with an impact on society
Ríos Osorio, Daniel; Tibaquirá, Juan E.; Valencia Duque, Melissa · Editorial Universidad Tecnológica de Pereira · 2022 · ISBN 9789587228229
The authors are pleased to present the findings of the research projects conducted by GENERGÉTICA research group affiliated to the Department of Mechanical Engineering at the Universidad Tecnológica de Pereira. These c...
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