What would be the output intensity of a helium-neon laser operating at 632.8 nm if it has a 346 small-signal gain of 0.15/m? The laser has two mirrors of reflectivity 99.99% and 98%, a gain-medium length of 0.2 m, and essentially no scattering losses.

Q: A laser used in eye surgery emits a 3.00-mJ pulse in 1.00 ns, focused to a spot 30.0 µm in diameter…

A: a) The expression to determine the power per unit area is,

Q: Calculate the wavelength corresponding to an electron with the energy of 104 eV (kiloelectronvolt).…

A: Given that     Energy ( in eV  ) = 104 eV .    In joule : 104eV = 104×1.6 × 10^-¹⁹J . So we know…

Q: 6.7. A thin film of BCC structure (a = 4.28 Å) deposited on a Si substrate (a = 5.43 Å) revealed…

A:

Q: X-rays with wavelengths of 128 pm was used to study a crystal which produced a reflection of 15.8…

A: Given data: Wavelength λ=128 pm Angle θ=15.8o Order n = 1

Q: t λ0 = 820 nm the absorption loss of a fibre is 0.25 dB/km and the scattering loss is 2.25 dB/km. If…

A: As we know, the scattering loss scales as, SL=1λ4 Here, SL is the scattering loss scales and λ is…

Q: In an earlier version of the double-slit experiment, scientists used helium atoms (from a reservior…

A:

Q: exagonal crystal, measured using Calculate the lattice parameters.

A: Using Braggs law and required calculations,the lattice parameters are determined

Q: n active region is with cross section of 3.48 x 10 you know the actual power of lamp is 60 W and te…

A: GivenA=3.48×10-19 cm2L=7.3 cmP=60 Wη=8.8 %λ=462 nm

Q: Consider a TEM00 laser (λ = 632.8 nm) with a maximum output power of 2.7 kW andinitial beam diameter…

A: Here's the detailed explanation: The mode number ( m ) is an integer and represents the number of…

Q: After measuring at the (200) Bragg peak, moving to the (111) Bragg peak, what are the Δ2θ and Δω?…

A:

Q: A Ti-Saphire laser delivers a 14 ps pulse of 5 MW average power. If the photons have a wavelength of…

A: Detailed solution is given below:

Q: A Q-Switched Nd:YAG laser with a wavelength of 1064 nm. Its active medium is a cylindrical solid of…

A:

Q: A resonator is formed by a convex mirror of radius R1=-1 m and a concave mirror of radius R2=1.5 m.…

A: Given:radius of convex mirror, R1 = 1 mradius of the concave mirror, R2 = 1.5 m(we ignore the given…

Q: The (200) plane gives rise to a diffraction peak in simple cubic (sc), body-centred cubic (bcc) and…

A:

Q: Calculate the wavelength corresponding to an electron with the energy of 103 eV (kiloelectronvolt).…

A: The de Broglie wavelength for a particle of mass m having a momentum p is defined…

Q: Potassium chloride is a crystal with lattice spacing of 0.314 nm. The first peak for Bragg…

A:

Q: At room temperature, the diffractogram of a cubic material with lattice parameter of 10Å presents a…

A: Given: The parameter of lattice is 10 A∘ Te parameter of lattice expands by 20 % at high…

Q: Optical Power. Show that the optical power flow in the z direction associated with the TE mode E,(y,…

A: Detailed solution is given below: