Results 41 to 50 of about 31,675 (263)

Microwave pre-stimulation methodology for plant growth promotion

Scientific Reports
Although positive effects of microwave irradiation on plants have been reported, their underlying mechanisms remain unknown. In this study, we investigated the effects of low microwave irradiation on Arabidopsis thaliana.
Nobuhiro Suzuki, Yasuhiko Hasegawa, Kanae Kadomatsu, Kazuha Yamakawa, Miori Sameshima, Atsumi Ando, Satoshi Horikoshi   +6 more
doaj   +1 more source

Investigation of Micro-Scale Damage and Weakening Mechanisms in Rocks Induced by Microwave Radiation and Their Associated Strength Reduction Patterns: Employing Meta-Heuristic Optimization Algorithms and Extreme Gradient Boosting Models

Mathematics
Microwave-assisted mechanical rock breaking represents an innovative technology in the realm of mining excavation. The intricate and variable characteristics of geological formations necessitate a comprehensive understanding of the interplay between ...
Zhongyuan Gu, Xin Xiong, Chengye Yang, Miaocong Cao   +3 more
doaj   +1 more source

Microwave enhanced green and convenient synthesis of 2-amino-4H-chromenes in aqueous hydrotropic medium

Current Research in Green and Sustainable Chemistry, 2020
Microwave enhanced one pot three component synthesis of 2-amino-4H-chromenes in aqueous hydrotropic medium is reported. The aqueous hydrotropic medium represents a green solvent under microwave irradiation.
Pramod Gaikwad, Santosh Kamble
doaj   +1 more source

Mechanistic Control of C─H Bond Activation and C─C Coupling in Light‐Driven Methane Conversion to C2+ Products over Multifunctional Photocatalysts

Advanced Functional Materials, EarlyView.
Methane photocatalytic activation under mild conditions remains a formidable challenge in the synthesis of solar fuels. In this review, we emphasize the growing importance of multifunctional materials and hybrid systems within a unified mechanistic framework that integrates selective C─H bond activation, formation and control of intermediates, C─C ...
Di Hu, Yuheng Jiang, Vitaly V. Ordomsky, Bastian Mei, Zhiyong Tang, Andrei Y. Khodakov   +5 more
wiley   +1 more source

Microwave-Assisted Post-Ugi Reactions for the Synthesis of Polycycles

Molecules, 2022
Microwave irradiation and post-Ugi reactions own their respective advantages in comparison with other strategies. The combination of microwave irradiation and post-Ugi reactions shows paramount importance in the construction of polycycles.
Liangliang Song, Lingchao Cai, Erik V. Van der Eycken   +2 more
doaj   +1 more source

Si‐Doped Nanocrystalline Diamond as Highly Sensitive Luminescence Thermometer for the Physiological Temperature Range

Advanced Functional Materials, EarlyView.
In this work, diamonds with negative charged silicon‐vacancy (SiV−) centers have been designed for use as thermometers in biomedical applications. Multiparametric analysis of the emission characteristics of the SiV− centers provides extraordinary sensitivity for temperature detection in the physiological temperature range.
María Gragera, Iván Carrillo‐Berdugo, Josue Millán, Paulius Pobedinskas, Antonio Freire, Ken Haenen, Javier Navas   +6 more
wiley   +1 more source

Transformation of impurity-defect centers in single crystals CdTe:Cl under the influence of microwaves

Semiconductor Physics, Quantum Electronics & Optoelectronics, 2017
Performed in this work are the researches of the influence of microwave irradiation (2.45 GHz, 24 GHz) on spectra of low-temperature (T = 2 K) photoluminescence (PL) in single crystals CdTe:Cl.
N.D. Vakhnyak, O.P. Lotsko, S.I. Budzulyak, L.A. Demchyna, D.V. Korbutyak, R.V. Konakova, O.B. Okhrimenko, N.I. Berezovska   +7 more
doaj   +1 more source

Microwave irradiation: impacts on physicochemical properties of red wine

CyTA - Journal of Food, 2020
Microwave irradiation is considered as a potential alternative technology for promoting the progress of wine aging. The effects of microwave irradiation on some important physicochemical properties of young Cabernet Sauvignon dry red wine were studied ...
Jiang-Feng Yuan, Ting-Ting Wang, Zhuo-Yao Chen, Da-Hong Wang, Ming-Gui Gong, Pei-Yan Li   +5 more
doaj   +1 more source

Bismuth‐Based Photocatalysts for Water Remediation: Design Strategies, Mechanisms, and Challenges

Advanced Functional Materials, EarlyView.
This review highlights representative design strategies for bismuth‐based semiconductor photocatalysts in solar‐driven water purification. Emphasis is placed on electronic structure regulation, oxygen‐vacancy engineering, and interfacial coupling to enable efficient full‐spectrum light utilization, improved charge separation, and selective oxidation in
Shan Liu, Yi Zhao, Liming Cai, Simin Long, Jing Kang, Jingkai Lin, Jimin Shen, Zhonglin Chen, Shaobin Wang, Huayang Zhang   +9 more
wiley   +1 more source

Catalytically Enhanced Near Room‐Temperature Hydrogen Sensing Using Pd‐ZnO Colloidal Crystals

Advanced Functional Materials, EarlyView.
Pd‐decorated ZnO colloidal crystal monolayers demonstrate excellent performance across a wide hydrogen concentration range at 33°C, with high selectivity and reproducible device fabrication. The sensors show strong responses even at low‐ppm H2 concentrations and an ultra‐low detection limit of 82 ppb, indicating their suitability for diverse hydrogen ...
Hamidah Alluhaybi, Samuel J. Ippolito, Chung Kim Nguyen, Durairaj Mahendiran, Michelle J. S. Spencer, Edwin L. H. Mayes, Billy James Murdoch, Jason Choi, Shamali De Silva, James Tardio, Adrian Trinchi, Ahmad E. Kandjani, Mohammad Al Kobaisi, Ylias Sabri   +13 more
wiley   +1 more source