(c) A pulsed dye laser has an energy of 50 femtoseconds and has been focused into a spot of radius 20 um. Ca and peak power of the laser. Also calculate the energy density and the p at the focus. Linewidth 1.9 Gain linewidth for lasers (Av.. Ad,) are often measured in angstroms if the Hz if they are small (sce Figure I 19). Complete the following table. Ale (A) AVe (Hz) wavelength, A 1.064 am 300 GHz Nd:YAG 24.13 A 1.055 um Nd:glass 632.8 nm HeNe 1500MHZ GaAs diode 81.17 A 780.0 nm Figure 1.19 (d ug. 8Ag). Gain 1 1.10 A laser spectrum is composed of a number of longitudinal modes. Thes rated by the longitudinal mode spacing (AVFSR, AASFR) of the laser cavity. of the gain curve (Av, Alg) is the envelope of these modes (see Figu ing that the index of refraction is equal to air (n 1) in all cases, com tables. Av Figure 1.20 by the longitudinal m AASFR) of the laser ca Laser AVFSR

Question

1.9

(c) A pulsed dye laser has an energy
of 50 femtoseconds and has been focused into a spot of radius 20 um. Ca
and peak power of the laser. Also calculate the energy density and the p
at the focus.
Linewidth
1.9 Gain linewidth for lasers (Av.. Ad,) are often measured in angstroms if the
Hz if they are small (sce Figure I 19). Complete the following table.
Ale (A)
AVe (Hz)
wavelength, A
1.064 am
300 GHz
Nd:YAG
24.13 A
1.055 um
Nd:glass
632.8 nm
HeNe
1500MHZ
GaAs diode
81.17 A
780.0 nm
Figure 1.19
(d ug. 8Ag).
Gain 1
1.10 A laser spectrum is composed of a number of longitudinal modes. Thes
rated by the longitudinal mode spacing (AVFSR, AASFR) of the laser cavity.
of the gain curve (Av, Alg) is the envelope of these modes (see Figu
ing that the index of refraction is equal to air (n
1) in all cases, com
tables.
Av
Figure 1.20
by the longitudinal m
AASFR) of the laser ca
Laser
AVFSR

Image Transcription

(c) A pulsed dye laser has an energy of 50 femtoseconds and has been focused into a spot of radius 20 um. Ca and peak power of the laser. Also calculate the energy density and the p at the focus. Linewidth 1.9 Gain linewidth for lasers (Av.. Ad,) are often measured in angstroms if the Hz if they are small (sce Figure I 19). Complete the following table. Ale (A) AVe (Hz) wavelength, A 1.064 am 300 GHz Nd:YAG 24.13 A 1.055 um Nd:glass 632.8 nm HeNe 1500MHZ GaAs diode 81.17 A 780.0 nm Figure 1.19 (d ug. 8Ag). Gain 1 1.10 A laser spectrum is composed of a number of longitudinal modes. Thes rated by the longitudinal mode spacing (AVFSR, AASFR) of the laser cavity. of the gain curve (Av, Alg) is the envelope of these modes (see Figu ing that the index of refraction is equal to air (n 1) in all cases, com tables. Av Figure 1.20 by the longitudinal m AASFR) of the laser ca Laser AVFSR

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Science
Advanced Physics

Related Advanced Physics Q&A

Find answers to questions asked by students like you.

Q: The magnetic field a distance r from the center of circular plates (with radius r0 , ro > r) of a...

A: Write an expression for electric flux inside a circular plate capacitor using Gauss’ law

Q: 1) An electric field E points toward you, and its magnitude is increasing. Will the induced magnetic...

A: 1. Maxwell’s right hand rule states that if the thumb points in the direction of the current then th...

Q: What is the capacitance of an isolated metallic sphere of radius R?

A: Consider the charge of the conductor be q, the potential difference be V, and the capacitance of the...

Q: Extra credit: Vertical motion with quadratic drag: Consider an object that is thrown vertically up w...

A: (a) Write the given expression and integrate it over time interval 0 to t

Q: Gonna need some help on how to do this problem

A: (a) Work done is

Q: need help on the question in the picture

A: Using conservation of momentum along x direction,

Q: Consider the configuration shown in the figure: An in- finite plane conductor has a small hemispheri...

A: The image for the configuration is shown below

Q: A particle is described by the wave function W(x) = b(a2 - x2) for -a s x s a and W(x) 0 for x s -a ...

A: (c) Write the expression for probability of finding the particle

Q: A small object carrying a charge of -7.50 nC is acted upon by a downward force of 30.0 nN when place...

A: a)the relation between the electric field and force is,