نتایج جستجو برای: irradiation power

تعداد نتایج: 548215  

2015
Wei Feng Liang Chen Ming Qin Xiaojun Zhou Qianqian Zhang Yingke Miao Kexin Qiu Yanzhong Zhang Chuanglong He

Photothermal cancer therapy has attracted considerable interest for cancer treatment in recent years, but the effective photothermal agents remain to be explored before this strategy can be applied clinically. In this study, we therefore develop flower-like molybdenum disulfide (MoS2) nanoflakes and investigate their potential for photothermal ablation of cancer cells. MoS2 nanoflakes are synth...

Journal: :Molecules 2016
José Pinela Lillian Barros Amilcar L Antonio Ana Maria Carvalho M Beatriz P P Oliveira Isabel C F R Ferreira

This study addresses the effects of gamma irradiation (1, 5 and 8 kGy) on color, organic acids, total phenolics, total flavonoids, and antioxidant activity of dwarf mallow (Malva neglecta Wallr.). Organic acids were analyzed by ultra fast liquid chromatography (UFLC) coupled to a photodiode array (PDA) detector. Total phenolics and flavonoids were measured by the Folin-Ciocalteu and aluminium c...

2005

Effects of low-power laser irradiation on cell locomotion in protozoa. Photochem Photobiol. 2004; 80 (3):531-534. Low-power lasers are commonly used in human medicine for treatment of various pathological conditions, but mechanisms of their healing effects are still poorly understood. The results of this study provide information related to these effects at the cellular level. Two different pro...

Journal: :Lasers in surgery and medicine 1997
T Menovsky J F Beek M J van Gemert

BACKGROUND AND OBJECTIVE Laser-assisted tissue repair is often accompanied by a high dehiscence rate, which may be due to alterations in suture material after laser exposure. The goal of this study was to investigate the effect of CO2 laser irradiation on the tensile strength of microsurgical suture material. STUDY DESIGN/MATERIALS AND METHODS 10-0 nylon and 25 microns stainless steel threads...

   In this manuscript, a solar cavity packed with thermoelectric generator modules is investigated numerically. The hot plate of TEG modules make the inner surface of the cube, and the cold plate is outside of the cavity, under natural convection. The TEG modules are electrically in series. The solution algorithm using the equations of heat transfer and generated power of TEG modules is d...

2013
Daisuke Saito Tomohiro Higashi Kazuo Suzuki Kentaro Yoda

The mechanism of pain relief by low–power laser (Ga–Al–As diode laser, 16.2 mW) irradiation was studied using the patch–clamp technique in cultured mouse dorsal root ganglion neurons as sociated with C–fiber. Bradykinin (BK) and laser stimulation was limited to the process or the cell body using a specially developed separator. The action potentials of the cell body after BK application to the ...

Journal: : 2022

The laser strength of many materials under multipulse irradiation is usually significantly lower than their single-pulse irradiation. ‘accumulation’ effect reduces the impurity composition and mass evaporated substance from surface solid increases resistance solid, maximum ion charge ratio W in subthreshold above threshold region power density, without requiring additional radiation energy.

Journal: :Chemical communications 2008
Sanghoon Kim Duckhyun Kim Hyunbong Choi Moon-Sung Kang Kihyung Song Sang Ook Kang Jaejung Ko

Organic dyes with long alkyl chains have been synthesized and demonstrated to be highly efficient sensitizers for liquid and quasi-solid-state solar cells, giving power conversion efficiencies of 8.31-8.39% and 7.03-7.31% under AM 1.5 G irradiation, respectively.

Journal: :Chemical communications 2011
Chih-Ping Chen Charlene Luo Ching Ting Shih-Ching Chuang

Fulleroisoquinolinones have been synthesized by palladium-catalyzed annulation of N-alkyl benzamides with C(60). A device incorporating fulleroisoquinolinones and the conjugated polymer P3HT exhibited power conversion efficiency up to 2.3% under AM 1.5G irradiation.

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه 1377

‏‎applications such as high definition viedeo reproduction, portable computers, wireless, and multimedia demand, and ever-increasing need for ligh-frequency high-resolution and low-power analog-to-digital converters. flash, two-step flash, and pipeline convertors are fast but consume large amount of power and require large area. to overcome these problems, successive approximation converter blo...

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