S. D. Butterworth

Efficient single-frequency injection-seeded colinear and noncolinear BBO OPOs

AnnMarie L. Oien, Iain T. McKinnie, Philip Schlup, 1998, Photonics West.

High power, broadly tunable all-solid-state synchronously-pumped lithium triborate optical parametric oscillator

Sylvain Girard, David C. Hanna, S. D. Butterworth, 1995 .

Tunable single-frequency ultraviolet generation from a continuous-wave Ti : sapphire laser with an intracavity PPLN frequency doubler

D. C. Hanna, Richard T. White, Iain T. McKinnie, 2003 .

Efficient, low-threshold synchronously-pumped parametric oscillation in periodically-poled lithium niobate over the 1.3 μm to 5.3 μm range

D. C. Hanna, Dieter H. Jundt, S. D. Butterworth, 1998 .

All solid-state blue room-temperature thulium-doped upconversion fibre laser

Anne C. Tropper, D. C. Hanna, Laurence Reekie, 1994 .