Results 61 to 70 of about 988,133 (302)

From Food to Power: Hydrogel Thermoelectrics for Ingestible Electronics

open access: yesAdvanced Functional Materials, EarlyView.
We introduce a fully edible thermoelectric–electrochromic platform that harvests heat from food and converts it into a visible color change. N‐type and p‐type hydrogel thermoelectric generators connected in series power anthocyanin‐based electrochromic displays, demonstrating the feasibility of safe, biodegradable, ingestible systems for on‐food ...
Antonia Georgopoulou   +3 more
wiley   +1 more source

Experimental Verification of Statistically Optimized Parameters for Low-Pressure Cold Spray Coating of Titanium

open access: yesMetals, 2016
The cold spray coating process involves many process parameters which make the process very complex, and highly dependent and sensitive to small changes in these parameters. This results in a small operational window of the parameters.
Damilola Isaac Adebiyi   +2 more
doaj   +1 more source

Theoretical Study on Cryogen Spray Cooling in Laser Treatment of Ota’s Nevus: Comparison and Optimization of R134a, R404A and R32

open access: yesEnergies, 2020
Cryogen spray cooling (CSC) could be applied clinically for the laser therapy of Ota’s nevus, a dermal hyperplastic pigmented disease with a morbidity rate of 0.1–0.6% in the Asian population.
Jiameng Tian   +3 more
doaj   +1 more source

Nanocrystallization of interfacial microstructure of deformed particles in cold sprayed Ti6Al4V deposits

open access: yesMaterials & Design, 2021
The low temperature solid deposition characteristics of cold spraying technology are conducive to the remanufacturing/repair of oxidation sensitive titanium alloy in the atmosphere.
Lijing Yang   +6 more
doaj   +1 more source

Caratterizzazione della resistenza all'usura di rivestimenti cold spray per lo stampaggio a iniezione

open access: yes, 2022
In questa tesi è stata effettuata una prima caratterizzazione della resistenza di rivestimenti in polvere di Stellite depositati con la tecnica cold spray, dautilizzare negli stampi per lo stampaggio a iniezione. Sono state effettuate prove di usura pin
Lavezzo, Andrea
core  

Bacterial Cellulose‐Based Bilayer Passive Cooler for High‐Performance Radiative/Evaporative Cooling

open access: yesAdvanced Functional Materials, EarlyView.
A sustainable bilayer passive cooler based on bacterial cellulose integrates radiative and evaporative cooling for efficient zero‐energy temperature reduction. The scalable, low‐carbon material shows strong potential for food preservation, low‐temperature storage, and cold‐chain logistics.
Yibing Zhang   +6 more
wiley   +1 more source

Feasibility of on-site generated nitrogen as a sustainable cold spray process gas

open access: yesnpj Materials Sustainability
When compared to traditional methods, cold spray can be viewed as a more sustainable manufacturing process due to its additive nature. This work investigates enhancing the sustainability of cold spray by employing on-site generated nitrogen (N2) as a ...
Caroline Dowling   +4 more
doaj   +1 more source

Coating by the Cold Spray Process: a state of the art [PDF]

open access: yesFracture and Structural Integrity, 2009
A brief description of cold spray coating process is presented. This paper intends to review some the previous works which are mostly about the influences of the cold spray parameters, mostly the surface ofthe substrate, on the deposition efficiency (DE).
Mario Guagliano, Ramin Ghelichi
doaj  

Review of Functionally Graded Thermal Sprayed Coatings

open access: yesApplied Sciences, 2020
The paper briefly describes major thermal spray techniques used to spray functionally graded coatings such as atmospheric plasma spraying, high velocity oxy-fuel spraying, suspension and solution precursor plasma spraying, and finally low and high ...
Leszek Łatka   +5 more
doaj   +1 more source

Cold Spray Repair of Martensitic Stainless Steel Components

open access: yes, 2014
The possibility of using cold spray as repair technique of martensitic stainless steel components was evaluated through laboratory investigations. An austenitic stainless steel feedstock powder was chosen, instead of soft metals powders like nickel ...
CORNACCHIA, Giovanna   +8 more
core   +1 more source

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