Quantifying the mixing behavior of direct injected hydrogen in high-pressure environments by Rayleigh scattering [0.03%]
瑞利散射下高压环境下氢气直接喷射混合行为的研究
Max Peters,Noud Maes,Nico Dam et al.
Max Peters et al.
In the framework of the Argon Power Cycle, millisecond-pulsed hydrogen gas injections into a high-pressure, room temperature nitrogen or argon ambient are investigated. Instantaneous Rayleigh scattering is used to quantify the hydrogen mole...
Method for UAV propeller characterization using frequency analysis of Lidar signals [0.03%]
基于激光雷达信号频域分析的无人机桨叶特性识别方法
Adrien P Genoud,Topu Saha,Joseph Torsiello et al.
Adrien P Genoud et al.
The rapid proliferation of commercial unmanned aerial vehicles (UAVs) poses growing security, safety, and privacy challenges. This paper presents a novel frequency-domain analysis methodology to extract mechanical signatures of UAVs using b...
Daisy R H Smith,Silpa Muralidharan,Roland Hablützel et al.
Daisy R H Smith et al.
Trapped-ion technology is a leading approach for scalable quantum computing. A key element of ion trapping is reliable loading of atomic sources into the trap. While thermal atomic ovens have traditionally been used for this purpose, laser ...
Laser-induced incandescence of iron nanoparticles: effects of laser-induced sintering and coalescence [0.03%]
激光诱导铁纳米颗粒高温发光：激光烧结和颗粒合并的影响
Stephen Robinson-Enebeli,Christof Schulz,Kyle J Daun
Stephen Robinson-Enebeli
While time-resolved laser-induced incandescence is a promising technique for characterizing metal nanoparticles in the gas phase, there remain several commonly observed and unexplained features in the data, including larger-than-predicted a...
Optimisation of pockels effect in poled amorphous waveguides for efficient electro-optic modulation [0.03%]
优化无序波导中的泊塞尔效应以实现高效的电光调制
Sirawit Boonsit,Vasileios Mourgelas,Lara Karam et al.
Sirawit Boonsit et al.
The induced second-order optical nonlinearity (SONL) in amorphous materials, such as silica glasses, has been extensively studied but remains significantly weaker compared to crystalline materials. Recent advancements demonstrated a remarka...
Modeling and simulation of amplified spontaneous emission in single-mode-pumped Cr2+:ZnSe bulk amplifiers with beam propagation and equivalent input-noise seeding [0.03%]
单模泵浦的Cr2+:ZnSe大块放大器中受激发射放大的建模与仿真——含有光束传播和等效输入噪声播种
Johan Nilsson
Johan Nilsson
We investigate and use the beam propagation method with equivalent input noise for the simulation of narrow-band amplified spontaneous emission (ASE) and signal amplification in continuous-wave Cr2+:ZnSe non-waveguiding "bulk" amplifiers wi...
Roadmap on computational methods in optical imaging and holography [invited] [0.03%]
光学成像和全息图的计算方法路线图特邀论文回顾与展望
Joseph Rosen,Simon Alford,Blake Allan et al.
Joseph Rosen et al.
Computational methods have been established as cornerstones in optical imaging and holography in recent years. Every year, the dependence of optical imaging and holography on computational methods is increasing significantly to the extent t...
femtoPro: virtual-reality interactive training simulator of an ultrafast laser laboratory [0.03%]
基于虚拟现实的超快激光实验室互动培训模拟器：femtoPro项目
Tobias Brixner,Stefan Mueller,Andreas Müller et al.
Tobias Brixner et al.
The huge field of optics and photonics research and development is in constant demand of well-trained experts. However, it is challenging to teach efficiently the setup process of complicated optical experiments due to limited hardware avai...
Insect biomass density: measurement of seasonal and daily variations using an entomological optical sensor [0.03%]
昆虫生物量密度：使用昆虫光学传感器测量季节性和日变化
Adrien P Genoud,Topu Saha,Gregory M Williams et al.
Adrien P Genoud et al.
Insects are major actors in Earth's ecosystems and their recent decline in abundance and diversity is alarming. The monitoring of insects is paramount to understand the cause of this decline and guide conservation policies. In this contribu...
High-speed mid-infrared laser absorption spectroscopy of CO [Formula: see text] for shock-induced thermal non-equilibrium studies of planetary entry [0.03%]
用于行星进入诱导热非平衡研究的CO[公式]的高速中红外激光吸收光谱学
Christopher C Jelloian,Nicolas Q Minesi,R Mitchell Spearrin
Christopher C Jelloian
A high-speed laser absorption technique is employed to resolve spectral transitions of CO 2 in the mid-infrared at MHz rates to infer non-equilibrium populations/temperatures of translation, rotation and vibration in shock-heated CO 2 -...