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[PDF] Top 20 Detection of partially coherent optical emission sources

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Detection of partially coherent optical emission sources

Detection of partially coherent optical emission sources

... The large error bars were due to the lack of repeatability of the translation stage, system noise, the spectral fluctuations of the sources, and false phase steps detected by the algorithm. When the laser is used ... See full document

15

The Atlas3D project   XXXI  Nuclear radio emission in nearby early type galaxies

The Atlas3D project XXXI Nuclear radio emission in nearby early type galaxies

... with optical emission line signatures that are simply below the detection threshold of the SAURON ...radio sources associated with ETGs hosting LINERs and AGN- LINERs supports a scenario in ... See full document

53

Atomic and molecular spectroscopy with optical-frequency-comb-referenced IR coherent sources

Atomic and molecular spectroscopy with optical-frequency-comb-referenced IR coherent sources

... QC sources operating in the ...terahertz sources can indeed find application in a large number of fields, spanning from far-IR astronomy [45] and high-precision molecular gas spectroscopy [46, 47] to ... See full document

11

CO(1-0) survey of high-z radio galaxies: alignment of molecular halo gas with distant radio sources

CO(1-0) survey of high-z radio galaxies: alignment of molecular halo gas with distant radio sources

... from optical emission-line observations (De Breuck et ...For sources that showed an initial ten- tative CO(1–0) signal (including MRC 0114-211, MRC 0156-252 and MRC 2048-272), we continued observing ... See full document

18

Optical emission lines in radio sources of intermediate power

Optical emission lines in radio sources of intermediate power

... these sources it is best to leave u n certain error flagging u n til th e m ap p in g phase of th e red u ctio n when the errors can be best ...r sources are generally unresolved an d reliable erro r ... See full document

418

Coherent detection of metal-metal terahertz quantum cascade lasers with improved emission characteristics

Coherent detection of metal-metal terahertz quantum cascade lasers with improved emission characteristics

... to optical injection seeding by broadband THz ...and coherent detection of the laser radiation, a mea- surement that has previously only been achieved with single plasmon waveguides; this opens the ... See full document

6

Distributed optical fibre sensors based on the coherent detection of spontaneous Brillouin scattering

Distributed optical fibre sensors based on the coherent detection of spontaneous Brillouin scattering

... distributed optical sensors operates under the powerful principle of Optical Time Domain Reflectometry ...an optical fibre serving as a sensing element and appropriate signal processing ...pulse ... See full document

184

Time Distribution of Reflected Light Signals from Partially Coherent Light Passing Through Complex Optical Systems with Multiple Apertures

Time Distribution of Reflected Light Signals from Partially Coherent Light Passing Through Complex Optical Systems with Multiple Apertures

... active detection technology scans and detects large target equipped with optoelectronic equipment by transmitting laser beam, converts the received reflected light signal into electrical signal, and obtains target ... See full document

6

Tackling Africa's digital divide

Tackling Africa's digital divide

... space optical linkage at a minimum of 10 Gbps operating over a few km’s in distance could provide this much needed hop to bridge the gap between cable and off-grid local PON net- ... See full document

11

Coherent summation of emission from relativistic Cherenkov sources as a way of production of extremely high-intensity microwave pulses

Coherent summation of emission from relativistic Cherenkov sources as a way of production of extremely high-intensity microwave pulses

... Suggested theoretical analysis and direct PIC simulations demonstrate the possibility of initiation of Cherenkov stimulated emission by spontaneous emission of the electron beam leading edge. If identical ... See full document

10

Receiver implemented RF pilot tone phase noise mitigation in coherent optical nPSK and nQAM systems

Receiver implemented RF pilot tone phase noise mitigation in coherent optical nPSK and nQAM systems

... Abstract: In this paper, a novel method for extracting an RF pilot carrier signal in the coherent receiver is presented. The RF carrier is used to mitigate the phase noise influence in n-level PSK and QAM systems. ... See full document

9

Spatial filtering of a projection printer, using partially coherent light

Spatial filtering of a projection printer, using partially coherent light

... 5 at frequency spectrum with finite Transform transform located figure dashed filter spectrum, filter in frequency a shown point produce axis vertical a c Source Fourier the source of af[r] ... See full document

37

Nanosecond colloidal quantum dot lasers for sensing

Nanosecond colloidal quantum dot lasers for sensing

... upon optical excitation is then guided in the film and interacts with the ...provides optical gain, then optical feedback generated by the second order of diffraction gives rise to laser oscillation, ... See full document

12

Two Uniform Linear Arrays for Non-Coherent and Coherent Sources for Two Dimensional Source Localization

Two Uniform Linear Arrays for Non-Coherent and Coherent Sources for Two Dimensional Source Localization

... The performance of the proposed methods is analyzed and compared with well-known matrix pencil method [19]. We consider multiple sources lying in the far-field region of our proposed array configuration of two ... See full document

9

DSP BASED COHERENT OPTICAL COMMUNICATION SYSTEM

DSP BASED COHERENT OPTICAL COMMUNICATION SYSTEM

... Figure 1 shows two option one is based on TDM and other is based on FDM. The FDM method includes the recently reported all –optical OFDM and multiple spectral slices synthesis multiplexing technique.TDM is another ... See full document

5

Advanced DSP for coherent optical fiber communication

Advanced DSP for coherent optical fiber communication

... The optical fiber is divided into N segments, and each section has to be small enough to guarantee the optical power not to change much within the segment, since the nonlinear effects are power ...in ... See full document

20

Heavy Metals Monitoring in Sediments from Lerma River in West Central Mexico

Heavy Metals Monitoring in Sediments from Lerma River in West Central Mexico

... atomic emission spectroscopy (ICP-AES) and inductively coupled plasma optical emission spectrometry (ICP-OES) are the most powerful methods for the analysis of multi-elements at trace levels in ... See full document

11

Average Intensity of Partially Coherent Lorentz Beams in Oceanic Turbulence

Average Intensity of Partially Coherent Lorentz Beams in Oceanic Turbulence

... In this section, based on the derived equations in the above section, the average intensity of the partially coherent Lorentz beams propagating in oceanic turbulence are calculated and analyzed using ... See full document

11

Two dimensional DOA estimation of coherent sources using two parallel uniform linear arrays

Two dimensional DOA estimation of coherent sources using two parallel uniform linear arrays

... incident coherent source signals has received increasing atten- tion in radar, sonar, and seismic exploration ...when coherent signals exist. To decorr- elate coherent signals, the spatial smoothing ... See full document

9

EEPN and CD study for coherent optical nPSK and nQAM systems with RF pilot based phase noise compensation

EEPN and CD study for coherent optical nPSK and nQAM systems with RF pilot based phase noise compensation

... Abstract: A radio frequency (RF) carrier can be used to mitigate the phase noise impact in n-level PSK and QAM systems. The systems performance is influenced by the use of an RF pilot carrier to accomplish phase noise ... See full document

10

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