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spot size

Improved design for SOI based evanescently coupled multilayer spot-size converter

Improved design for SOI based evanescently coupled multilayer spot-size converter

... Improved design for SOI based evanescently coupled multilayer spot­size converter Niharika Kohli, 1✉ Email niharika_kohli@yahoo.co.in B. M. A. Rahman, 2 Enakshi K. Sharma, 1 1 Depa[r] ...

24

Escaping electrons from intense laser-solid interactions as a function of laser spot size

Escaping electrons from intense laser-solid interactions as a function of laser spot size

... Fig 2. Two dimensional PIC simulation results of the laser incident onto the target for different focus and plasma conditions. The short pre-plasma case (top row) shows that the spot size increases as the ...

5

Measurement of the matched spot size in a capillary discharge waveguide with a collimated laser

Measurement of the matched spot size in a capillary discharge waveguide with a collimated laser

... matched spot size in the hydrogen-filled capillary discharge waveguide based on the spot size oscillation of a collimated laser is presented in this ...The spot size oscillation ...

8

Design and optimization of compact spot-size converters for silicon photonic devices

Design and optimization of compact spot-size converters for silicon photonic devices

... compact spot-size converters (SSCs) for silicon photonics devices are presented by using numerically efficient and rigorous full-vectorial finite-element based ...

9

The Determination of Laser Spot Size of an Optical Tweezers by Stuck Bead Method

The Determination of Laser Spot Size of an Optical Tweezers by Stuck Bead Method

... laser spot size is proposed using stuck bead method ...laser spot size at the focal plane of an ...laser spot size determination and QPD ...laser spot size is one ...

5

Spot size dependence of laser accelerated protons in thin multi-ion foils

Spot size dependence of laser accelerated protons in thin multi-ion foils

... laser spot size is evidently smaller, it is of interest whether there is a criterion for an optimal laser spot size for quasi-monoenergetic acceleration of the ...large spot size ...

16

Bremsstrahlung emission profile from intense laser-solid interactions as a function of laser focal spot size

Bremsstrahlung emission profile from intense laser-solid interactions as a function of laser focal spot size

... The bremsstrahlung x-ray emission profile from high intensity laser-solid interactions provides valuable insight to the internal fast electron transport. Using penumbral imaging, we characterise the spatial profile of this ...

11

Phase-matched multi-layer based polarisation-independent spot-size converter for silicon nanowire

Phase-matched multi-layer based polarisation-independent spot-size converter for silicon nanowire

... polarisation-independent spot- size converter (PI-SSC) based on phase-matched multi-layer waveguides for efficient coupling between a silicon NW and an optical fibre for both the ...

14

Bremsstrahlung emission profile from intense laser-solid interactions as a function of laser focal spot size

Bremsstrahlung emission profile from intense laser-solid interactions as a function of laser focal spot size

... The bremsstrahlung x-ray emission pro fi le from high intensity laser-solid interactions provides valuable insight to the internal fast electron transport. Using penumbral imaging, we characterise the spatial pro fi le of ...

9

Prey growth and size-dependent predation in juvenile estuarine fishes: Experimental and model analyses

Prey growth and size-dependent predation in juvenile estuarine fishes: Experimental and model analyses

... of size-dependent predation in explaining the observed shift in spot size structure may seem at odds with the relatively large differences in spot mortality between the fast- and slow- growth ...

12

Single cell isolation process with laser induced forward transfer

Single cell isolation process with laser induced forward transfer

... bump, spot with shrunken edge and spot completely ablated as shown in ...a spot completely ablated to a spot with shrank edge, then to a and lastly to a ...the spot size increase ...

13

“Thermal Spike” model applied to thin targets irradiated with swift heavy ion beams at few MeV/u

“Thermal Spike” model applied to thin targets irradiated with swift heavy ion beams at few MeV/u

... the target is determined by the beam intensity, energy and spot size. It was calculated considering cooling by radiation and conduction through the target holder. The external surfaces radiate towards a ...

6

UNCOUPLING WHICH WAY INFORMATION FROM INTERFERENCE: A NOVEL INTERFERENCE EXPERIMENT USING A SUPER FOCUSED LASER BEAM

UNCOUPLING WHICH WAY INFORMATION FROM INTERFERENCE: A NOVEL INTERFERENCE EXPERIMENT USING A SUPER FOCUSED LASER BEAM

... In section 2, however, I will discuss and propose for implemen- tation a novel which-way two-slit interference (thought) experiment that provides absolute certainty about which way the interfering quantum systems ...

51

Review on Laser Beam Machining Process Parameter Optimization

Review on Laser Beam Machining Process Parameter Optimization

... small spot size obtained by focusing the laser beam results in a short depth of focus, so the focal point has to be positioned rather precisely with respect to the surface of the work piece; the other one ...

5

Comparison of the determination of a low-concentration active ingredient in pharmaceutical tablets by backscatter and transmission raman spectrometry

Comparison of the determination of a low-concentration active ingredient in pharmaceutical tablets by backscatter and transmission raman spectrometry

... laser spot that had been expanded to 3 mm diameter and transmitted Raman photons were collected from a 3 mm diameter circular region on the upper surface of the tablet directly above the illumination ...

25

Ellipsoidal plasma mirror focusing of high power laser pulses to ultra-high intensities

Ellipsoidal plasma mirror focusing of high power laser pulses to ultra-high intensities

... focal spot occurs from one focal position to the other, satisfies the need to have off-axis focusing to ensure that the target is not blocking the incoming laser ...focal spot size compared to the ...

20

Morphological and Genetical Study on Rhizoctonia Sheath Disease Complex of Rice in Bangladesh

Morphological and Genetical Study on Rhizoctonia Sheath Disease Complex of Rice in Bangladesh

... their spot size, general appearance of spot, number of spot, position in plant, sclerotium visibility and sclerotial size on infected ...

6

Electron beam writing of photonic crystal patterns using a large beam spot diameter

Electron beam writing of photonic crystal patterns using a large beam spot diameter

... beam spot size comparable to the size of holes to be written, a significant reduction of writing time has been ...single- spot exposure scheme described has proved to be especially suitable ...

5

Egg-spot matching in common cuckoo parasitism of the oriental reed warbler: effects of host nest availability and egg rejection

Egg-spot matching in common cuckoo parasitism of the oriental reed warbler: effects of host nest availability and egg rejection

... egg spot-matching experiments, i.e., spot size, spot density, spot coverage and spot ...for spot coverage, which showed somewhat lower matching, the rest showed ...

11

Pricing Options on Foreign Currency with a Preset Exchange Rate

Pricing Options on Foreign Currency with a Preset Exchange Rate

... expiration spot rate that equates the two models’ returns. The range of spot rates that makes the PE option’s return greater than the GK’s return is the PE pre- ferred ...expiration spot rate will be ...

11

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