PubAg

Main content area

You searched for: Subject "heat treatment" Remove constraint Subject: "heat treatment"
Start Over

Search

13,760  Search Results

« Previous | 1 - 20 of 13,760 |
Number of results to display per page

Search Results

1. Simultaneous multi-product sterilization: Revisited, explored, and optimized

Author:
Simpson, R.; Ramirez, C.; Jiménez, D.; Almonacid, S.; Nuñez, H.; Angulo, A.
Source:
Journal of food engineering 2019 v.241 pp. 149-158
ISSN:
0260-8774
Subject:
heat treatment,   etc   ; energy; foods; temperature;     Show all 4 Subjects
Abstract:
... An interesting potential improvement and challenge in thermal processing of packaged foods is the implementation of simultaneous multi-product sterilization.The aim of this research was to analyze, explore, and optimize simultaneous multi-product sterilization through thermal processing simulation of packaged foods considering both constant (CRT) and variable retort temperature (VRT) profiles.The ...
DOI:
10.1016/j.jfoodeng.2018.08.007

2. Characterization of SLM-fabricated Inconel 718 after solid solution and precipitation hardening heat treatments

Author:
Tucho, Wakshum M.; Hansen, Vidar
Source:
Journal of materials science 2019 v.54 no.1 pp. 823-839
ISSN:
0022-2461
Subject:
heat treatment,   etc   ; crystallization; hardness; homogenization; melting; microstructure; temperature;     Show all 7 Subjects
Abstract:
... The microstructure and hardness of solid solution heat treated (ST) and precipitation hardened Inconel 718 parts fabricated with selective laser melting are investigated. The temperature range for the ST is between 970 and 1250 °C, while the two-step precipitation hardening was done at 760 and 650 °C, each for 10 h. The result demonstrates the effects of homogenization and consequently the effects ...
DOI:
10.1007/s10853-018-2851-x

3. Heat-induced conversion of gingerols to shogaols in ginger as affected by heat type (dry or moist heat), sample type (fresh or dried), temperature and time

Author:
Jung, MunYhung; Lee, MinKyoung; Park, HeeJeong; Oh, Eun-Bi; Shin, JeYoung; Park, JiSu; Jung, SuYoung; Oh, Jung-Hee; Choi, Dong-Seong
Source:
Food science and biotechnology 2018 v.27 no.3 pp. 687-693
ISSN:
1226-7708
Subject:
heat treatment,   etc   ; ginger; heat; temperature;     Show all 4 Subjects
Abstract:
... The impact of heat type, sample type, temperature and time on the heat-induced conversion of gingerols to shogaols in ginger were studied by an UHPLC–ESI–MS/MS. Heat treatments greatly induced the conversion of gingerols to shogaols in ginger. As the temperature increased, the faster conversion of gingerols into shogaols were observed. However, the efficiency of the heat-induced conversion differe ...
DOI:
10.1007/s10068-017-0301-1

4. All-Inorganic CsPbI2Br Perovskite Solar Cells with High Efficiency Exceeding 13%

Author:
Liu, Chong; Li, Wenzhe; Zhang, Cuiling; Ma, Yunping; Fan, Jiandong; Mai, Yaohua
Source:
Journal of the American Chemical Society 2018 v.140 no.11 pp. 3825-3828
ISSN:
1520-5126
Subject:
heat treatment,   etc   ; encapsulation; solar cells;     Show all 3 Subjects
Abstract:
... All-inorganic perovskite solar cells provide a promising solution to tackle the thermal instability problem of organic–inorganic perovskite solar cells (PSCs). Herein, we designed an all-inorganic perovskite solar cell with novel structure (FTO/NiOₓ/CsPbI₂Br/ZnO@C₆₀/Ag), in which ZnO@C₆₀ bilayer was utilized as the electron-transporting layers that demonstrated high carrier extraction efficiency a ...
DOI:
10.1021/jacs.7b13229

5. Heat resistance, membrane fluidity and sublethal damage in Staphylococcus aureus cells grown at different temperatures

Author:
Cebrián, G.; Condón, S.; Mañas, P.
Source:
International journal of food microbiology 2019 v.289 pp. 49-56
ISSN:
0168-1605
Subject:
heat treatment,   etc   ; Staphylococcus aureus; bacteria; benzyl alcohol; developmental stages; heat; heat tolerance; membrane fluidity; models; temperature;     Show all 10 Subjects
Abstract:
... In this work the influence of growth temperature (10–42 °C) on Staphylococcus aureus heat resistance was studied, and its relationship with the ability of cells to repair sublethal damages and with membrane fluidity was evaluated. Non-linear, convex from above survival curves were obtained, and therefore a special case of the Baranyi model was used to fit them. For exponential phase cells, heat re ...
DOI:
10.1016/j.ijfoodmicro.2018.09.002

6. Reclamation of tungsten from carbide scraps and spent materials

Author:
Srivastava, Rajiv Ranjan; Lee, Jae-chun; Bae, Mooki; Kumar, Vinay
Source:
Journal of materials science 2019 v.54 no.1 pp. 83-107
ISSN:
0022-2461
Subject:
heat treatment,   etc   ; alloys; aqueous solutions; carbides; cobalt; crystallization; ion exchange; leaching; solvents; tungsten;     Show all 10 Subjects
Abstract:
... This paper reviews the state-of-the-art recycling of tungsten from carbide (WC) scraps and other spent alloys generated by various production and application industries. With an aim of direct reuse or chemical recovery of tungsten, the reclamation of WC is commonly divided into three parts: (1) pyrometallurgy, (2) hydrometallurgy, and (3) a combined (pyro + hydro) metallurgical process. The pyrome ...
DOI:
10.1007/s10853-018-2876-1

7. Unique thermal contraction of zeolite-templated carbons enabling micropore size tailoring and its effects on methane storage

Author:
Choi, Seokin; Alkhabbaz, Mustafa A.; Wang, Yuguo; Othman, Rashid M.; Choi, Minkee
Source:
Carbon 2019 v.141 pp. 143-153
ISSN:
0008-6223
Subject:
heat treatment,   etc   ; activated carbon; adsorption; dehydrogenation; graphene; heat; methane; micropores; porous media; zeolites;     Show all 10 Subjects
Abstract:
... Zeolite-templated carbons (ZTCs) were prepared by the carbon replication of two different zeolite structures, i.e., BEA and FAU. We demonstrated that the micropore size of the ZTCs could be systematically controlled via post-synthesis thermal contraction. The thermal contraction was the unique feature of ZTCs, which was not observed with conventional activated carbons. The ZTCs had extra-high H co ...
DOI:
10.1016/j.carbon.2018.09.045

8. Long triple carbon chains formation by heat treatment of graphene nanoribbon: Molecular dynamics study with revised Brenner potential

Author:
Sinitsa, Alexander S.; Lebedeva, Irina V.; Popov, Andrey M.; Knizhnik, Andrey A.
Source:
Carbon 2018 v.140 pp. 543-556
ISSN:
0008-6223
Subject:
heat treatment,   etc   ; graphene; molecular dynamics; simulation models;     Show all 4 Subjects
Abstract:
... The method for production of atomic chains by heating of graphene nanoribbons (GNRs) is proposed and studied by molecular dynamics simulations. The Brenner potential is revised to adequately describe formation of atomic chains, edges and vacancy migration in graphene. A fundamentally different behaviour is observed for zigzag-edge GNRs with 3 and 4 atomic rows (3 and 4-ZGNRs) at 2500 K: formation ...
DOI:
10.1016/j.carbon.2018.08.022

9. Microstructure and high strength–ductility synergy of Ti–6Al–4V alloy induced by joule heat treatment

Author:
Shao, Hui; Cai, Lulu; Shan, Di; Wang, Kaixuan; Li, Lei; Zhang, Guojun; Zhao, Yongqing
Source:
Journal of materials science 2018 v.53 no.24 pp. 16609-16617
ISSN:
0022-2461
Subject:
heat treatment,   etc   ; alloys; heat; microstructure; tensile strength;     Show all 5 Subjects
Abstract:
... The fine grain Ti–6Al–4V alloy fabricated by the multi-rolling process was annealed by a joule heat itself. The effects of subgrain development and growth on the strength and its ductility were investigated. The values of yield strength and elongation of all the specimens exceeded 860 MPa and 10% (ASTM), respectively. And excellent strength (1040 MPa, yield strength; 1104 MPa, tensile strength) an ...
DOI:
10.1007/s10853-018-2794-2

10. Precipitation processes in Al–Mg–Si extending down to initial clustering revealed by the complementary techniques of positron lifetime spectroscopy and dilatometry

Author:
Resch, L.; Klinser, G.; Hengge, E.; Enzinger, R.; Luckabauer, M.; Sprengel, W.; Würschum, R.
Source:
Journal of materials science 2018 v.53 no.20 pp. 14657-14665
ISSN:
0022-2461
Subject:
heat treatment,   etc   ; alloys; aluminum; electrons; spectroscopy; temperature;     Show all 6 Subjects
Abstract:
... The design of specific material properties of aluminum alloys demands for a detailed understanding of clustering and precipitation processes occurring during heat treatments. Positron lifetime spectroscopy in combination with high-precision dilatometry measurements were taken, allowing for a comprehensive analysis of the aging mechanisms occurring on different timescales and in different temperatu ...
DOI:
10.1007/s10853-018-2612-x

11. Improving plasticity of the Zr46Cu46Al8 bulk metallic glass via thermal rejuvenation

Author:
Song, Wenli; Meng, Xiaohe; Wu, Yuan; Cao, Di; Wang, Hui; Liu, Xiongjun; Wang, Xianzhen; Lu, Zhaoping
Source:
Science bulletin 2018 v.63 no.13 pp. 840-844
ISSN:
2095-9273
Subject:
heat treatment,   etc   ; deformation; glass; plasticity; thermal stability;     Show all 5 Subjects
Abstract:
... In this paper, effects of cryogenic thermal cycling on deformation behavior and thermal stability of the Zr46Cu46Al8 bulk metallic glass (BMG) were studied. The results show that with the increase of the number of cryogenic thermal cycles (CTC), thermal stability remains almost unchanged, while the plasticity is increased, indicating that the cryogenic thermal cyclic treatment is an effective way ...
DOI:
10.1016/j.scib.2018.04.021

12. The effect of bacon pump retention levels following thermal processing on bacon slice composition and sensory characteristics

Author:
Sivendiran, T.; Wang, L.M.; Huang, S.; Bohrer, B.M.
Source:
Meat science 2018 v.140 pp. 128-133
ISSN:
0309-1740
Subject:
heat treatment,   etc   ; bacon; cooking; sensory properties;     Show all 4 Subjects
Abstract:
... The objective was to evaluate the effect of belly pump uptake and cook yield during processing on bacon slice composition and sensory attributes. A total of forty-four bellies were commercially sourced and randomly assigned to two experiments. Each experiment consisted of one smokehouse cooking cycle. Within each experiment, bellies were separated at the medial point and one belly half was assigne ...
DOI:
10.1016/j.meatsci.2018.03.007

13. Effect of thermal and high pressure processing on stability of betalain extracted from red beet stalks

Author:
dos Santos, CláudiaDestro; Ismail, Marliya; Cassini, AlineSchilling; Marczak, LigiaDamasceno Ferreira; Tessaro, IsabelCristina; Farid, Mohammed
Source:
Journal of food science and technology 2018 v.55 no.2 pp. 568-577
ISSN:
0022-1155
Subject:
heat treatment,   etc   ; high pressure treatment; pigments; temperature;     Show all 4 Subjects
Abstract:
... Red beet stalks are a potential source of betalain, but their pigments are not widely used because of their instability. In the present work, the applicability of high pressure processing (HPP) and high temperature short time (HTST) thermal treatment was investigated to improve betalain stability in extracts with low and high concentrations. The HPP was applied at 6000 bar for 10, 20 and 30 min an ...
DOI:
10.1007/s13197-017-2966-0

14. Non-isothermal thermogravimetric kinetic analysis of the thermochemical conversion of human faeces

Author:
Fidalgo, B.; Chilmeran, M.; Somorin, T.; Sowale, A.; Kolios, A.; Parker, A.; Williams, L.; Collins, M.; McAdam, E.J.; Tyrrel, S.
Source:
Renewable energy 2019 v.132 pp. 1177-1184
ISSN:
0960-1481
Subject:
heat treatment,   etc   ; activation energy; biomass; combustion; feces; fuels; gasification; humans; kinetics; pyrolysis; renewable energy sources; sanitation; temperature; thermal properties; thermogravimetry;     Show all 15 Subjects
Abstract:
... The “Reinvent the Toilet Challenge” set by the Bill & Melinda Gates Foundation aims to bring access to adequate sanitary systems to billions of people. In response to this challenge, on-site sanitation systems are proposed and being developed globally. These systems require in-situ thermal treatment, processes that are not well understood for human faeces (HF). Thermogravimetric analysis has been ...
DOI:
10.1016/j.renene.2018.08.090

15. Effects of high hydrostatic pressure on physico-chemical and structural properties of two pumpkin species

Author:
Paciulli, Maria; Rinaldi, Massimiliano; Rodolfi, Margherita; Ganino, Tommaso; Morbarigazzi, Michele; Chiavaro, Emma
Source:
Food chemistry 2019 v.274 pp. 281-290
ISSN:
0308-8146
Subject:
heat treatment,   etc   ; Cucurbita maxima; Cucurbita moschata; antioxidant activity; cold storage; colorimetry; hardness; high pressure treatment; pectinesterase; pumpkins;     Show all 10 Subjects
Abstract:
... The effects of high pressure treatments (200, 400, 600 MPa for 5 min) and a thermal treatment (85 °C for 5 min) were evaluated on cubes of two pumpkin species (Cucurbita maxima L. var. Delica and Cucurbita moschata Duchesne var. Butternut) up to 2 months of refrigerated storage. Increasing the pressure, small parenchyma cells from the pumpkin tissue exhibited collapses and separations, especially ...
DOI:
10.1016/j.foodchem.2018.09.021

16. Heat-induced gelation of egg yolk as a function of pH. Does the type of acid make any difference?

Author:
Aguilar, J.M.; Cordobés, F.; Bengoechea, C.; Guerrero, A.
Source:
Food hydrocolloids 2019 v.87 pp. 142-148
ISSN:
0268-005X
Subject:
heat treatment,   etc   ; denaturation; egg yolk; electron microscopy; gelation; gels; geometry; hydrocolloids; microstructure; monitoring; pH; phosphoric acid; temperature; viscoelasticity;     Show all 14 Subjects
Abstract:
... The objective of this study was to assess the influence of reducing pH from its native value on the heat-induced gelation behaviour of egg yolk by monitoring its linear viscoelastic properties. Three acids differing in their location in the Hofmeister series were used (hydrochloric, citric, and phosphoric acids) at pH between 2 and 6. The viscoelastic measurements were carried out under small ampl ...
DOI:
10.1016/j.foodhyd.2018.07.045

17. Rheological evaluation of gelation during thermal treatments in block freeze concentration of coffee extract

Author:
Sequera, S.C.; Ruiz, Y.; Moreno, F.L.; Quintanilla-Carvajal, M.X.; Salcedo, F.
Source:
Journal of food engineering 2019 v.242 pp. 76-83
ISSN:
0260-8774
Subject:
heat treatment,   etc   ; annealing; beverage industry; cooling; cryogelation; crystallization; freeze drying; gels; melting point; rheological properties; temperature profiles; thawing;     Show all 12 Subjects
Abstract:
... Block freeze concentration (BFC) is a promising technique to concentrate coffee extract in the freeze-dried coffee industry. The application of thermal treatments (the use of different cooling/heating ramps and isothermal stages) to BFC lab-scale operations has increased the process's efficiency but has simultaneously led to the formation of gels that reduce the recovery of solids. In this work, w ...
DOI:
10.1016/j.jfoodeng.2018.07.030

18. Enantioselective analysis of D- and l- Serine on a layer-by-layer imprinted electrochemical sensor

Author:
Jaiswal, Swadha; Singh, Richa; Singh, Kislay; Fatma, Sana; Prasad, Bhim Bali
Source:
Biosensors & bioelectronics 2019 v.124-125 pp. 176-183
ISSN:
0956-5663
Subject:
heat treatment,   etc   ; acrylamides; biomarkers; biosensors; carbon electrodes; detection limit; enantioselectivity; fullerene; graphene; graphene oxide; isomers; polymers; serine; synergism; thermal stability;     Show all 15 Subjects
Abstract:
... The present work describes a new, simple, and easy method of generating acrylamide functionalised reduced graphene oxide-fullerene layer-by-layer assembled dual imprinted polymers to quantify D- and L-Serine at ultra trace level in aqueous and real samples. Herein, the pencil graphite electrode was initially spin coated with D-Serine imprinted acrylamide functionalized reduced graphene oxide. Afte ...
DOI:
10.1016/j.bios.2018.09.090

19. Improved controlled flavor formation during heat-treatment with a stable Maillard reaction intermediate derived from xylose-phenylalanine

Author:
Cui, Heping; Yu, Jingyang; Xia, Shuqin; Duhoranimana, Emmanuel; Huang, Qingrong; Zhang, Xiaoming
Source:
Food chemistry 2019 v.271 pp. 47-53
ISSN:
0308-8146
Subject:
heat treatment,   etc   ; Maillard reaction products; crosslinking; flavor compounds; flavorings; hydrodynamics; magnetic resonance imaging; phenylalanine; storage temperature; xylose;     Show all 10 Subjects
Abstract:
... The Maillard reaction intermediate (MRI) and Maillard reaction products (MRPs) derived from xylose (Xyl) and phenylalanine (Phe) were prepared, then stored at 25 °C for 60 days. After storage, the contents of flavor compounds and the clarity of MRPs solution decreased, and the apparent Z-average hydrodynamic diameter (Dh) of particles in the solution increased from 149 to 439 nm. However, the MRI ...
DOI:
10.1016/j.foodchem.2018.07.161

20. A method for reversible control over nano-roughness of colloidal particles A Physicochemical and engineering aspects

Author:
İlhan, B.; Annink, C.; Nguyen, D.V.; Mugele, F.; Siretanu, I.; Duits, M.H.G.
Source:
Colloids and surfaces 2019 v.560 pp. 50-58
ISSN:
0927-7757
Subject:
heat treatment,   etc   ; adsorption; colloids; dissolved gases; electrolytes; glass transition temperature; latex; nanomaterials; particle size; polymers; roughness; topography; viscoelasticity;     Show all 13 Subjects
Abstract:
... Colloidal particles often display a surface topography that is smooth down to the nanometer scale. Introducing roughness at this length scale can drastically change the colloidal interactions, adsorption at interfaces and bulk flow behavior. We report on a novel, simple method to induce and control nano-scale roughness on (water based) polymer latex colloids. Reducing the amount of dissolved gases ...
DOI:
10.1016/j.colsurfa.2018.09.071