نتایج جستجو برای: modulation depths

تعداد نتایج: 168555  

Journal: :Journal of Physics of the Earth 1981

Journal: :Journal of the Japan Society of Engineering Geology 1998

Journal: :Geological Magazine 1881

Journal: :Chemical senses 1996
R C Baird H Johari G Y Jumper

Hydrodynamic models were used to simulate the dispersal of a model fish pheromone at three characteristic depth regimes (mixed layer, and 300 and 1000 m) of broad extent in the open ocean at the scale of individual organisms. The models were calibrated to experimental studies of dye dispersal at these depths and the goldfish pheromone system was used as the model odorant. There are profound dif...

Journal: :Cerebral cortex 2008
Mitchell Steinschneider Yonatan I Fishman Joseph C Arezzo

Electroencephalography is increasingly being used to probe the functional organization of auditory cortex. Modulation of the electroencephalographic (EEG) signal by tones was examined in primary auditory cortex (A1) of awake monkeys. EEG data were measured at 4 laminar depths defined by current source density profiles evoked by best frequency (BF) tones. Midlaminar multiunit activity was used t...

Journal: :Astronomy and Astrophysics 2023

We study the intensity, modulation depth and mean of gyrosynchrotron (GS) radiation as a function frequency line sight (LOS) in fast sausage modes. By solving 2.5D MHD ideal equations straight coronal loop considering chromosphere with typical flaring plasma parameters we analyse wavelet transform density GS emission for different radio frequencies spatial resolutions, given impulsive general p...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - پژوهشکده برق و کامپیوتر 1390

field programmable gate array ها آرایه های گیتی قابل برنامه ریزی می باشند که به طراح این تواناییرا می دهد تا طراحی دیجیتال خود را آنچنان که می خواهد و با هر حجم و پیچیدگی لازم، طراحی کند. یکی از زبانهای توصیف سخت افزاری این ic ها vhdl می باشد.بدین ترتیب fpga امکانات جدید را در پردازش اطلاعات بوجود آورد، یک fpga می تواند جایگزین چندین مدار سخت افزاری عادی شود.پس می توان fpga را در موارد مختلف بک...

Journal: :Carbon 2021

The development of THz technology and communication systems is creating demand for devices that can modulate beams rapidly. Here we report the design characterisation high-performance, broadband modulators based on photo-induced transparency carbon nanotube films. Rather than operating in standard modulation mode, where optical excitation lowers transmission, this new class exhibits an inverted...

Journal: :Frontiers in Physics 2022

We investigated 2 and 2.9 μm mid-infrared fiber lasers passively Q-switched by MIL-68(Al) MIL-68(Fe), which were fabricated via the hydrothermal method. The modulation depth of was found to be 9.12% at 1.99 μm. And depths MIL-68(Fe) 18.89% 15.79% 2.87 μm, respectively. report Q-switching pulse generation in both Tm 3+ -doped Ho /Pr co-doped using as-prepared MIL-68 (M, M = Al , Fe ) as SAs. cen...

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