Wave-guide laser

LiNbOj Piezoelectric electrooptic Optical memory displays acoustic devices wave guides lasers holography... 

Sapsford etal. (2001) examined microarray-based antibody-antigen binding kinetics in real time to determine the effect of spot size. Capture antibodies were immobilized in an array pattern onto silver-clad microscope slides. Antimouse IgG was directly attached to the surface or attached via neutravidin capture of the biotinylated antibody. Cy5-labeled mouse IgG capture was monitored based upon the signal generated from the excitation of an evanescent wave guide (slide) with a 635-nm laser source detection was achieved by a charge-coupled device (CCD) camera system. Both static and flow-through conditions were employed. 

Conceptual structure of the four-layered waveguide device is depicted in Fig 7. In figure dashed trapezoidal pattern was surrounded by grating. This is a method to realize appropriate wave-guiding for various vacuum evaporated PDA film. Experimental setup for all optical bistability with a pulsed Nd YAG laser 1064 nm is shown in Fig 8. 

Wave guide Fluorescence SPR Refractive index Biorecognition Laser... 

Figure 16 Laser wave guide method for exciting Raman spectra of thin high-index films using a diamond prism to couple light into the structure.

Heavy-metal fluoride glasses, into which large amounts of rare earths can be added, possess a great potential for optical applications in the mid-infrared range as fiber optic glasses for communication and transmission of information, optical wave guides, fiber lasers, and sensors. In chapter 101, Professor R.M. Almeida discusses the preparation of these glasses, their structure and chemical and physical properties. He pays particularly close attention to those properties that are critical for their practical use. 

Another device, the flexible distributed Bragg reflector laser with an active layer structure supporting second-order feedback, makes full use of the advantageous properties of polymers, namely flexibility, large-area fabrication, and low-cost processing [41, 42]. As can be seen in Fig. 6.15, the device consists of a one-dimensionally periodically structured flexible substrate coated with an m-LPPP layer, which acts as a planar wave guide. The substrate possesses a periodic height modulation with a period of A = 300 nm. 

Semiconductor nano element devices show great promise, potentially outperforming standard electrical, opt-electrical, and sensor- etc. semiconductor devices. These devices can use certain nano element specific properties, 2-D, 1-D, or 0-D quantum confinement, flexibility in axial material variation due to less lattice match restrictions, antenna properties, ballistic transport, wave guiding properties etc. Furthermore, in order to design first rate semiconductor devices from nanoelements, transistors, light emitting diodes, semiconductor lasers, and sensors, and to fabricate efficient contacts, particularly with low access resistance, to such devices, the ability to dope and fabricate doped regions is cracial [66, 67]. 

Hollow boron nitride fibers are being studied as potential wave guides for transmitting high power IR radiation from CO2 lasers [6]. 

Actually, there are two types of laser commercially available for image-guided laser ablation. Both types of laser (NdYAG with a wavelength of 1,064 nm and soHd-state laser with a wave length of 805 nm) use photon absorption and heat conduction to create tissue heating and... 

Reisfeld R. The state of art of solid state tunable lasers in the visible. Opt. Mater. 1994 4 1-3 Reisfeld R. Wave-guided sol-gel glass lasers. J. de Physique 4 Colloque n°4 Suppl. J.P. IV 1994 281-284... 

Shamrakov D., Reisfeld R. Superradiant laser operation of red Perylimide Dye doped silica-polymethylmethacrylate composite. Chem. Phys. Lett. 1993 213 47-54 Shamrakov D., Reisfeld R. Super radiant film laser operation of perylimide dyes doped silica-polymethylmethacrylate composite. J. Opt. Mater. 1994 4 103-106 Sorek Y., Reisfeld R., Finkelstein I., Ruschin R. Sol-gel glass wave guides prepared at low temperature. Appl. Phys. Lett. 1993 63 3256-3258... 

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