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Optics Letters

Archives Papers: 3,298

The Optical Society of America

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Aberration-free 3D imaging via DMD-based two-photon microscopy and sensorless adaptive optics

MindanRen; JialongChen; DihanChen; Shih-ChiChen;

Keywords:Digital micromirror devices;Green fluorescent protein;Image quality;Laser scanning;Multiphoton microscopy;Two photon imaging;

Abstracts:In this Letter, we present a new, to our knowledge, aberration-free 3D imaging technique based on digital micromirror device (DMD)-based ... [Opt. Lett. 45, 2656-2659 (2020)]

Diamond optical vortex generator processed by ultraviolet femtosecond laser

SiGao; Ze-ZhengLi; Zhi-YongHu; FengYu; Qi-DaiChen; Zhen-NanTian; Zhen-NanTian; Hong-BoSun; Hong-BoSun; Hong-BoSun;

Keywords:Femtosecond laser writing;Laser ablation;Optical components;Optical surfaces;Optical vortices;Ultraviolet lasers;

Abstracts:We propose a precise diamond micromachining method based on ultraviolet femtosecond laser direct writing and a mixed acid heating chemical ... [Opt. Lett. 45, 2684-2687 (2020)]

Postcompression of picosecond pulses into the few-cycle regime

PrannayBalla; PrannayBalla; AmmarBinWahid; IvanSytcevich; ChenGuo; Anne-LiseViotti; LauraSilletti; LauraSilletti; AndreaCartella; SkirmantasAlisauskas; HamedTavakol; UweGrosse-Wortmann; ArthurSchönberg; ArthurSchönberg; MarcusSeidel; AndreaTrabattoni; AndreaTrabattoni; BastianManschwetus; TinoLang; FrancescaCalegari; FrancescaCalegari; FrancescaCalegari; FrancescaCalegari; ArnaudCouairon; AnneL’Huillier; CordL.Arnold; IngmarHartl; ChristophM.Heyl; ChristophM.Heyl; ChristophM.Heyl;

Keywords:High power lasers;Laser amplifiers;Laser beams;Laser sources;Picosecond pulses;Yb:YAG lasers;

Abstracts:In this work, we demonstrate postcompression of 1.2 ps laser pulses to 13 fs via gas-based multipass spectral broadening. Our results yield ... [Opt. Lett. 45, 2572-2575 (2020)]

All-fiber frequency comb at 2??µm providing 1.4-cycle pulses

SidaXing; SidaXing; AbijithS.Kowligy; AbijithS.Kowligy; DanielM.B.Lesko; DanielM.B.Lesko; AlexanderJ.Lind; AlexanderJ.Lind; ScottA.Diddams; ScottA.Diddams;

Keywords:Fiber optic amplifiers;Frequency combs;Nonlinear optical fibers;Photonic crystal fibers;Silica fibers;Ultrashort pulses;

Abstracts:We report an all-fiber approach to generating sub-2-cycle pulses at 2 µm and a corresponding octave-spanning optical frequency comb. ... [Opt. Lett. 45, 2660-2663 (2020)]

Electro-optically modulated lasers: pulse energy and contrast enhancement derived from a theoretical spectrum

DenisMarion; JérômeLhermite;

Keywords:Extinction ratios;Laser sources;Optical processing devices;Phase modulation;Pulsed operation;Talbot effect;

Abstracts:In this Letter, we derive analytically the complex optical spectrum of a pulsed laser source obtained when a frequency comb generated by ... [Opt. Lett. 45, 2664-2667 (2020)]

Joint spectral intensity of entangled photon pairs from a warm atomic ensemble via stimulated emission beat interferometry

TaekJeong; HanSebMoon;

Keywords:Atomic ensembles;Continuous wave operation;Optical measurement;Photon counting;Quantum communications;Quantum networks;

Abstracts:Photonic quantum states generated from atomic systems play prominent roles in long-distance quantum networks and scalable quantum ... [Opt. Lett. 45, 2668-2671 (2020)]

Comparison of damage and ablation dynamics of multilayer dielectric films initiated by few-cycle pulses versus longer femtosecond pulses

NoahTalisa; AbdallahAlshafey; MichaelTripepi; JacobKrebs; AaronDavenport; EmmettRandel; CarmenS.Menoni; EnamA.Chowdhury; EnamA.Chowdhury; EnamA.Chowdhury;

Keywords:Attosecond pulses;Femtosecond pulses;Laser damage;Light matter interactions;Pulse generation;Thin films;

Abstracts:The importance of high intensity few- to single-cycle laser pulses for applications such as intense isolated attosecond pulse generation is ... [Opt. Lett. 45, 2672-2675 (2020)]

Broadband mid-infrared (2.5–5.5??µm) emission from Co^2+/Fe^2+ codoped chalcogenide glass ceramics

XiaosongLu; JianhuiLi; LuYang; JingRen; JingRen; MingyangSun; AnpingYang; ZhiyongYang; RavinderKumarJain; PengfeiWang; PengfeiWang; PengfeiWang;

Keywords:Chalcogenide glass;Energy transfer;Erbium doped fiber amplifiers;Glass ceramics;Light sources;Solid state lasers;

Abstracts:Compact, mechanically robust, and cost-effective mid-infrared (MIR) light sources are key components in portable and field-deployable gas ... [Opt. Lett. 45, 2676-2679 (2020)]

Spectrally dependent roll-off in visible-light optical coherence tomography

IanRubinoff; BrianSoetikno; BrianSoetikno; DavidA.Miller; IsabellaRischall; AmaniFawzi; RomanKuranov; RomanKuranov; HaoF.Zhang; HaoF.Zhang;

Keywords:Detector arrays;Fourier transforms;High power lasers;Optical aberrations;Optical coherence tomography;Spectrometers;

Abstracts:Recent development of visible-light optical coherence tomography (vis-OCT) has introduced new applications for noninvasive spectroscopic ... [Opt. Lett. 45, 2680-2683 (2020)]

Visualized thermal history sensor based on the rare-earth-doped zirconia

HengWang; HengWang; QiannanMao; QiannanMao; BijiaoLan; BijiaoLan; ShifengZhou; ShifengZhou;

Keywords:Diode lasers;Emission;Energy transfer;Metrological instrumentation;Scanning electron microscopy;X ray diffraction;

Abstracts:Temperature is one of the most fundamental parameters, and its accurate measurement is critically important for thermal systems. Despite ... [Opt. Lett. 45, 2608-2611 (2020)]

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