نتایج جستجو برای: microwave mw

تعداد نتایج: 65642  

2009
D. Raković Z. Jovanović-Ignjatić D. Radenović M. Tomašević E. Jovanov V. Radivojević P. Šuković M. Car L. Škarić

Microwave Resonance Therapy (MRT) is a novel medical treatment, which represents a synthesis of the ancient Chinese traditional knowledge in medicine (acupuncture) and recent breakthroughs in biophysics. Affecting the appropriate acupuncture points by the generation of high frequency microwaves (52-78 GHz), remarkable clinical results of the treatment are being achieved. In this paper the quant...

2014
M. Feltz R. Knuteson S. Ackerman

Comparisons of satellite temperature profile products from GPS radio occultation (RO) and hyperspectral infrared (IR)/microwave (MW) sounders are made using a previously developed matchup technique. The profile matchup technique matches GPS RO and IR/MW sounder profiles temporally, within 1 h, and spatially, taking into account the unique RO profile geometry and theoretical spatial resolution b...

2016

Organo-gels with a series of biscarbamates as gelators were prepared using microwave (MW) heating source as well as conventional heating. Biscarbamates with alkyl side chain lengths varying from C5 to C18 were used, with six solvents having dipole moments ranging from 0.07 to 4.3 D. The minimum gelation concentration and the time required for dissolution were significantly reduced with MW heati...

2016
M. Chaichanyut S. Tungjitkusolmun

Abstract—This research is presented with microwave (MW) ablation by using the T-Prong monopole antennas. In the study, threedimensional (3D) finite-element methods (FEM) were utilized to analyse: the tissue heat flux, temperature distributions (heating pattern) and volume destruction during MW ablation in liver cancer tissue. The configurations of T-Prong monopole antennas were considered: Thre...

Journal: :Cancer research 1980
B K Chang A T Huang W T Joines

We have studied the effects of low-power-density microwave (MW) radiation (continuous and pulsed wave with average power density of 10 milliwatts/sq cm and range of 5 to 50 milliwatts/sq cm; frequency, 1.0 GHz) on the uptake and action of methotrexate (MTX), the inhibition of DNA synthesis in L1210 murine leukemia cells in vitro, and the MTX treatment of mice bearing this leukemia. Using short-...

2005
D. Raković Z. Jovanović-Ignjatić D. Radenović M. Tomašević E. Jovanov V. Radivojević Martinović P. Šuković M. Car L. Škarić

Microwave Resonance Therapy (MRT) is a novel medical treatment, which represents a synthesis of the ancient Chinese traditional knowledge in medicine (acupuncture) and recent breakthroughs in biophysics. Affecting the appropriate acupuncture points by the generation of high frequency microwaves (52-78 GHz), remarkable clinical results of the treatment are being achieved. In this paper the quant...

Journal: :Nanoscale 2015
Qijun Du Changhui Fu Jian Tie Tianlong Liu Linlin Li Xiangling Ren Zhongbing Huang Huiyu Liu Fangqiong Tang Li Li Xianwei Meng

Local and rapid heating by microwave (MW) irradiation is important in the clinical treatment of tumors using hyperthermia. We report here a new thermo-seed technique for the highly efficient MW irradiation ablation of tumors in vivo based on gelatin microcapsules. We achieved 100% tumor elimination in a mouse model at an ultralow power of 1.8 W without any side-effects. The results of MTT assay...

2013
Long-Wee Lai Ani Idris

In this study, lignocellulosic biomass from oil palm trunk (OPT) and oil palm frond (OPF) of oil palm tree, Elaeis guineensis, were treated using the microwave-alkali (Mw-A) method, and their chemical constituents, namely cellulose, hemicellulose, and lignin, were analyzed. A number of instruments, i.e. FESEM, FT-IR, and XRD, were employed to analyze the morphology and structural changes of bio...

Journal: :iranian journal of catalysis 2015
leila moradi mina zare

a simple, mild and high efficient procedure for one pot three component synthesis of 2-amino 4-h chromene derivatives was studied. the reaction was performed in water using aryl aldehydes, malononitrile and resorcinol, phloroglucinol or naphthole in the presence of n-methyl d-glucamine (meglumine) as a green high efficient catalyst. the reaction was studied in thermal, microwave (mw) and ultras...

Journal: :Bioresource technology 2012
Fanny Monteil-Rivera Guang Hai Huang Louise Paquet Stéphane Deschamps Chantale Beaulieu Jalal Hawari

Presently lignin is used as fuel but recent interests in biomaterials encourage the use of this polymer as a renewable feedstock in manufacturing. The present study was undertaken to explore the potential applicability of microwaves to isolate lignin from agricultural residues. A central composite design (CCD) was used to optimize the processing conditions for the microwave (MW)-assisted extrac...

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