Zobrazeno 1 - 10
of 15
pro vyhledávání: '"Gabriel Nǎstase"'
Autor:
Ștefan Ioan Câmpean, George Andrei Beșchea, Maria Bianca Tăbăcaru, Luminița Maria Scutaru, George Dragomir, Alin Ionut Brezeanu, Alexandru Șerban, Gabriel Năstase
Publikováno v:
Heliyon, Vol 9, Iss 7, Pp e17740- (2023)
Fruits are perishable. It's crucial to have an efficient preservation technique that may extend storage duration while maintaining the physical quality and nutritional values to avoid wastage. The majority of long-term storage solutions for fruits us
Externí odkaz:
https://doaj.org/article/e184dbaf030d43aca18cba546a886f28
Autor:
Florin Botea, Gabriel Năstase, Vlad Herlea, Tammy T. Chang, Alexandru Șerban, Alexandru Barcu, Boris Rubinsky, Irinel Popescu
Publikováno v:
Biochemistry and Biophysics Reports, Vol 34, Iss , Pp 101485- (2023)
This study was motivated by the increasing interest in finding ways to preserve organs in a supercooled state for transplantation. Previous research with small volumes suggests that the isochoric (constant volume) thermodynamic state enhances the sta
Externí odkaz:
https://doaj.org/article/82f0ba8bea7b493293e05bfdaf4162ef
Autor:
Gabriel Năstase, Florin Botea, George-Andrei Beșchea, Ștefan-Ioan Câmpean, Alexandru Barcu, Ion Neacșu, Vlad Herlea, Irinel Popescu, Tammy T. Chang, Boris Rubinsky, Alexandru Șerban
Publikováno v:
Bioengineering, Vol 10, Iss 8, p 934 (2023)
This technical paper introduces a novel organ preservation system based on isochoric (constant volume) supercooling. The system is designed to enhance the stability of the metastable supercooling state, offering potential long-term preservation of la
Externí odkaz:
https://doaj.org/article/193223a138c7451495e288d75636920d
Autor:
Alexandru-Mihai Bulmez, Vasile Ciofoaia, Gabriel Năstase, George Dragomir, Alin-Ionuț Brezeanu, Nicolae-Fani Iordan, Sorin-Ionuț Bolocan, Mariana Fratu, Costel Pleșcan, Christiana Emilia Cazacu, Ovidiu Deaconu
Publikováno v:
Buildings, Vol 12, Iss 8, p 1259 (2022)
Human interference with the Earth’s climate cannot be ignored any longer. Renewable energy sources need utmost attention in all energy sectors. For buildings, geothermal energy for heating, cooling, and domestic hot water is a sustainable solution.
Externí odkaz:
https://doaj.org/article/51b663b566414ac8bf4493d2c518d97f
Autor:
Ștefan-Ioan Câmpean, George-Andrei Beșchea, Alexandru Șerban, Matthew J. Powell-Palm, Boris Rubinsky, Gabriel Năstase
Publikováno v:
AIP Advances, Vol 11, Iss 5, Pp 055125-055125-4 (2021)
We present herein an experimental study on the ice-nucleation kinetics of two recently introduced aqueous supercooling modalities—oil-sealed isobaric supercooling and isochoric supercooling. A series of constant-cooling rate experiments compare the
Externí odkaz:
https://doaj.org/article/c27b61fb6f4d41eca0847d8b593d5ac0
Autor:
Gabriel Năstase, Ioan Silviu Doboși, Alin Ionuț Brezeanu, Daniel Taus, Maria Bianca Tăbăcaru, Beatrice Georgiana Vuțoiu, Diana Rusu, Alexandru Mihai Bulmez, Nicolae Fani Iordan
Publikováno v:
Buildings, Vol 12, Iss 6, p 730 (2022)
The envelope (façade) of a building is the part that forms the primary barrier to its environment. Most of the new and modern office buildings have a glazed envelope and are usually built-in city centers. The concept of a double-skin façade was bor
Externí odkaz:
https://doaj.org/article/2e0e07a223c74bf5bd23e2e2295b380d
Autor:
Sorin Bucsa, Alexandru Serban, Mugur C. Balan, Claudia Ionita, Gabriel Nastase, Catalina Dobre, Alexandru Dobrovicescu
Publikováno v:
Entropy, Vol 24, Iss 2, p 272 (2022)
This case study analyzes a cryogenic air separation unit (ASU) with a production of V˙O2=58,300 [m3Nh] of gaseous oxygen with a concentration greater than 98.5%, operating in Romania on a steel plant platform. The goal of the paper is to provide an
Externí odkaz:
https://doaj.org/article/431650001c984095a182818899bd053f
Publikováno v:
PeerJ, Vol 5, p e3322 (2017)
Background Freezing is commonly used for food preservation. It is usually done under constant atmospheric pressure (isobaric). While extending the life of the produce, isobaric freezing has detrimental effects. It causes loss of food weight and chang
Externí odkaz:
https://doaj.org/article/7dddbb2fa38d40b6a4e5c4161212076b
Publikováno v:
PLoS ONE, Vol 12, Iss 8, p e0183353 (2017)
Preservation of biological materials at subzero Centigrade temperatures, cryopreservation, is important for the field of tissue engineering and organ transplantation. Our group is studying the use of isochoric (constant volume) systems of aqueous sol
Externí odkaz:
https://doaj.org/article/74939c7e22ce4dd8b51b774ae4e37d16
Autor:
Beatrice Georgiana Vuţoiu, Maria Bianca Tǎbǎcaru, George Andrei Beşchea, Ştefan Ioan Câmpean, Alexandru Mihai Bulmez, Gabriel Nǎstase
Publikováno v:
Frontiers in Climate, Vol 6 (2024)
This paper explores the global impacts of climate change and pollution across diverse regions, highlighting unique challenges and innovative initiatives. From rising temperatures and severe droughts in Africa and Australia to melting glaciers in the
Externí odkaz:
https://doaj.org/article/99ff4a84bbd5449cb755b15f9d3b079c