Results 61 to 70 of about 31,675 (263)

Self‐Cooling Molecular Spin Qudits

open access: yesAdvanced Materials, EarlyView.
A material made of [GdEr] molecular dimers can encode a qudit and perform as a magnetic refrigerant. Microwave resonant pulses coherently manipulate its 16 spin states, while direct demagnetization measurements cool the material and a device down to temperatures below 1 K.
Elías Palacios   +12 more
wiley   +1 more source

Fracturing behavior of tight sandstone containing hollow double-wing crack (HDWC) under microwave irradiation

open access: yesJournal of Rock Mechanics and Geotechnical Engineering
As an emerging rock-breaking technology, microwave irradiation has demonstrated significant potential as an auxiliary technique for volume stimulation in hydraulic fracturing.
Zeyu Zhu   +10 more
doaj   +1 more source

Opportunities of Semiconducting Oxide Nanostructures as Advanced Luminescent Materials in Photonics

open access: yesAdvanced Materials, EarlyView.
The review discusses the challenges of wide and ultrawide bandgap semiconducting oxides as a suitable material platform for photonics. They offer great versatility in terms of tuning microstructure, native defects, doping, anisotropy, and micro‐ and nano‐structuring. The review focuses on their light emission, light‐confinement in optical cavities, and
Ana Cremades   +7 more
wiley   +1 more source

Preparation of shrimp waste as aqua feedstuff: a study of physicochemical properties and in vitro digestibility [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2014
The effects of different preparation methods (boiling, microwave irradiation, oven-drying, soaking, and sun-drying) for improving the protein quality of shrimp waste (SW) when used as aqua feedstuff were observed.
Karun Thongprajukeaw
doaj  

n‐Type Polymer Radio Frequency Rectifiers Operating at 18.5 GHz

open access: yesAdvanced Materials, EarlyView.
Combining an n‐doped polymer semiconductor with wafer‐scale asymmetric planar electrodes featuring work function‐engineered contacts yields radio‐frequency diodes and rectifying circuits operating at up to 18.5 GHz. The devices combine scalable manufacturing with an operating frequency previously unattainable by large‐area organic electronics ...
Lazaros Panagiotidis   +19 more
wiley   +1 more source

Principais aplicações das microondas na produção e refino de petróleo Principal applications of microwaves in production and refining of petroleum

open access: yesQuímica Nova, 2008
Microwave irradiation offers a clean, inexpensive, and convenient method of heating, which is an alternative way of introducing energy into chemical systems.
Montserrat Fortuny   +6 more
doaj   +1 more source

Acceleration of Azidation by Microwave Irradiation [PDF]

open access: yesBulletin of the Korean Chemical Society, 2003
Sang Hyun ParkDivision of Isotope Application, Korea Atomic Energy Research Institute, 150 Deokjin-dong, Yuseong-gu, Daejeon 305-353, KoreaReceived June 27, 2002Key Words : Microwave assisted reaction, Acceleration of azidation, Microwave assisted azidation, Synthesisof alkyl azidesAzides are versatile intermediates in organic synthesis,since they can ...
openaire   +1 more source

Pulsed Laser‐Assisted Phase Engineering of Multimetallic Colloidal Nanocrystals With Complex Compositions

open access: yesAdvanced Materials, EarlyView.
The engineering of colloidal nanocrystals with complex compositions has emerged as a highly active area of research within nanomaterials science. This review covers key aspects of colloidal solid‐solution nanocrystal formation using pulsed laser irradiation.
Marina T. Candela   +4 more
wiley   +1 more source

Switchable Magnonic Crystals Based on Spin Crossover/CrSBr Heterostructures

open access: yesAdvanced Materials, EarlyView.
Multiscale modeling is employed to investigate the functionality of a light‐controlled, tunable magnonic crystal based on spin‐crossover Fe‐pz molecules integrated with a monolayer of CrSBr. Ab initio simulations confirm that the molecules remain functional on the CrSBr surface, while a semiclassical elastic model demonstrates that light‐induced ...
Andrei Shumilin   +4 more
wiley   +1 more source

Pasteurization of Food by Microwave Irradiation

open access: yesFood Hygiene and Safety Science (Shokuhin Eiseigaku Zasshi), 1995
Bacteria in frozen shrimp (4.1×103/g), refrigerated thick custard (1.2×102/g) and frozen pilaf (1.2×102/g) were killed by microwave irradiation for 40 seconds, 60 seconds and 4 minutes, respectively. The temperatures at the center of the foods at that time were 55°C, 25-30°C and 80°C, respectively. E. coli (4.2×103/ml), S.
ODANI, Sumiko   +2 more
openaire   +2 more sources

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