akinetic laser | Phase stable swept

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akinetic laser*******3 days ago — The akinetic crisis is a well-known, rare, potentially life-threatening condition in Parkinson’s disease with subacute worsening of akinesia, rigidity, fever, impaired .In this chapter we describe a swept laser that uses an integrated, semiconductor .

Dis 5, 2018 — In this study, we describe the use of an akinetic swept-source OCT system based on a pulse-modulated active mode locking (AML) fiber laser at a 1080-nm wavelength for in-vivo human retinal imaging.akinetic laser Phase stable sweptIn this chapter we describe a swept laser that uses an integrated, semiconductor design with all the elements of the laser in a chip. Wavelength tuning is performed by direct electronic .Ene 1, 2015 — The akinetic laser sweeps over a wide wavelength range in a near perfect linear–in–optical frequency profile while maintaining low relative intensity noise (RIN), low side .Reliable. No moving parts means long life and minimal power loss and PSF degradation over time. Low vibration sensitivity. Micron scale means great coherence length. Learn More.

Peb 10, 2014 — We demonstrate, for the first time, OCT imaging capabilities of a novel, akinetic (without any form of movement in the tuning mechanism), all-semiconductor, all-electronic tunable, compact and .A novel swept-wavelength laser for optical coherence tomography (OCT) using a monolithic semiconductor device with no moving parts is presented. The laser is a Vernier-Tuned .Ago 17, 2021 — We develop an active mode-locking (AML) laser as a high phase-stable akinetic swept source for the OCTA system.technology implemented in the laser involves no mechanically-moving parts (akinetic) to generate the sweep; the laser is based on integrated semiconductor opto-electronic design .Okt 14, 2013 — For a 1310 nm akinetic laser sweeping over a 100 nm range, sweep rate can be programmed from 4000 up to 400,000 sweeps per second; akinetic tuning technology has .Hun 9, 2020 — To create faster sources, many research teams have focused on non-mechanical (or akinetic) laser architectures. To date, a number of non-mechanical source designs have been proposed 39 , 40 , 41 .

Peb 10, 2014 — the akinetic laser do not appear in the PSD data, unlike what can be observed in mechanically . tuned swept sources. The three peaks observed i n the PSD curves for the three sweep rates are .

akinetic wavelength-swept laser allows high sweeping repeatability and linear sweeping. Consequently, it pro- duces a stable phase in the OCT signals. e recently commercialized akinetic wavelength .Dis 31, 2015 — The akinetic swept laser is electronically tuned and precisely controls sweeps without any mechanical movement, which results in high phase stability. We have developed an optical fiber based PhOCT system around the akinetic laser source that had a 1550 nm center wavelength and a sweep rate of 140 kHz. The stability of the system was measured .akinetic laserDis 16, 2021 — Kinetic Evolution of Laser Ablating Alloy Materials. Junxiao Wang 1,2 Yang Zhao 3 Lei Zhang 1,2 * Shuqing Wang 4 Maogen Su 5 Duixiong Sun 5 Qi Min 5 Weiguang Ma 1,2 Wangbao Yin 1,2 * Suotang Jia 1,2. 1 State Key Laboratory of Quantum Optics and Quantum Optics Devices, Institute of Laser Spectroscopy, .Ago 1, 2016 — The results before section 3.6 were acquired with an akinetic laser centered at 1340 nm and with 37 nm bandwidth. Due to the spectral profile of the tuned spectrum being close to rectangular (the intensity variation is within 0.015 dB), the optical bandwidth of the akinetic swept laser is equal to the tuned wavelength range, not the −3 dB width.Phase stable sweptPeb 10, 2014 — We demonstrate, for the first time, OCT imaging capabilities of a novel, akinetic (without any form of movement in the tuning mechanism), all-semiconductor, all-electronic tunable, compact and flexible swept source laser technology at 1550 nm and 1310 nm. To investigate its OCT performance, 2D and 3 .

Ene 1, 2017 — Due to the invalid transition intervals in the laser sweeping that has been described in , we discarded the invalid data by utilizing the “data valid vector” (DVV) provided by the akinetic laser. In this case, the number of the effective data or valid data was 10,108 per A-line, leading to a maximum axial depth of 46 mm. Due to the single .The Insight™ laser is akinetic (without any form of movement in the tuning mechanism). It is fast. It generates superior optical quality. The result is an OCT image free of artifacts. The Insight laser moves from any optical state to any other optical state in nanoseconds. This unprecedented flexibility provides novel OCT imaging possibilities.

This akinetic laser source is capable of linear wavelength sweeping in the 1060 nm, 1310 nm, and 1550 nm wavelength bands for biological tissue imaging; further, these characteristics have been demonstrated by OCT imaging of the human retina, skin, tooth, and face as .The akinetic AML wavelength-swept ber laser was constructed with polarization-maintaining ber that has an average linewidth of 0.625 nm, a spectral bandwidth of 81.15 nm, and duty ratio of 90% .Dis 5, 2018 — The akinetic AML wavelength-swept fiber laser was constructed with polarization-maintaining fiber that has an average linewidth of 0.625 nm, a spectral bandwidth of 81.15 nm, and duty ratio of 90% without the buffering method. We successfully obtained in-vivo human retinal images using the proposed OCT system without the additional k-clock and .Abr 29, 2021 — The kinetic simulations of laser-plasma interaction often are conducted in 2D geometry, because of the large spatial and temporal scales and a limited computing capacity. For a linearly polarized laser wave, the laser electric field can be directed either in the simulation plane or out of the plane. These two cases are denoted as p- and s .Hul 28, 2021 — 𝘈𝘐𝘙 - a kinetic laser light sculpture and audio-visual installation, created as a proof of concept piece in an ongoing exploration of the interplay betwee.

Ene 19, 2022 — The laser output is modulated off during backward sweep and the overall duty cycle is ~ 65%. The MEMS-VCSEL output is split by a 2 × 2 fiber coupler, respectively delivered to the OCT .Abr 1, 2019 — The term Q laser in Eq. (1) describes absorption of the laser radiation by the target material based on Beer’s law: (6) Q laser = 1-R α I L r, t exp-α x-X w r, t, where R and α are the reflectivity and linear absorption coefficient of the target material and I L r, t is the incident laser intensity. The ablation depth under conditions considered in the present paper is small .

Okt 28, 2019 — There are 4 types of counterspace weapons: kinetic physical, non-kinetic physical, electronic, and cyber that could be used as an anti-satellite weapon. Skip to content. . A high-powered laser attack can also leave the targeted satellite disabled and uncontrollable, which could lead to collateral damage if the satellite begins to drift. .Mar 29, 2022 — An akinetic all-semiconductor programmable swept laser source (Insight Photonics Solutions; Lafayette, CO) centered at 1316 nm was used (detailed in the “Methods” section).

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akinetic laser|Phase stable swept