Abstract

We show that a transversely uncooled atomic beam can be focused by a microsecond laser standing wave to form adatom density gratings on a substrate with good contrast ratio under a completely off-resonant condition $\left(\mathrm{\Delta }\omega /\omega \sim 1\right)$.

© 1997 Optical Society of America

Optimal profile for a Gaussian standing-wave atom-optical lens

R. E. Behringer, Vasant Natarajan, and G. Timp
Opt. Lett. 22(2) 114-116 (1997)

High-order Talbot fringes for atomic matter waves

S. Nowak, Ch. Kurtsiefer, T. Pfau, and C. David
Opt. Lett. 22(18) 1430-1432 (1997)

Laser-induced gratings in the gas phase excited by Raman-active transitions

D. N. Kozlov, R. Bombach, B. Hemmerling, and W. Hubschmid
Opt. Lett. 22(1) 46-48 (1997)

Two-wave mixing in photorefractive BaTiO₃:Rh at 1.06 µm in the nanosecond regime

N. Huot, J. M. C. Jonathan, G. Roosen, and D. Rytz
Opt. Lett. 22(13) 976-978 (1997)

Fractional Talbot imaging of phase gratings with hard x rays

P. Cloetens, J. P. Guigay, C. De Martino, J. Baruchel, and M. Schlenker
Opt. Lett. 22(14) 1059-1061 (1997)