"Resonant magnetic field induced enhancement of the tunneling current in multi-quantum wells.", Vieira, G.S.; Guimaraes, P.S.S.; Alves, E.S.; Allen, S.J.; Campman, K.L.; Gossard, A.C., Physica B 256-258, 527 (1998).

"Nonequilibrium AC Josephson effect in mesoscopic Nb-InAs-Nb junctions.",  Lehnert, K.W.; Argaman, N.; Blank, H.-R.; Wong, K.C.; Allen, S.J.; Hu, E.L.; Kroemer, H.,  Phys. Rev. Lett. 82, 1265 (1999).

"Fluctuation controlled hopping of bound magnetic polarons in ErAs:GaAs nanocomposites." Schmidt, D.R.; Petukhov, A.G.; Foygel, M.; Ibbetson, J.P.; Allen, S.J.,  Phys. Rev. Lett. 82, 823 (1999).

"Imaging and probing electronic properties of self-assembled InAs quantum dots by atomic force microscopy with conductive tip.", Tanaka, I.; Kamiya, I.; Sakaki, H.; Qureshi, N.; Allen, S.J., Jr.; Petroff, P.M.,  Appl. Phys. Lett.74, 844 (1999).

"Resonant generation of terahertz optical sidebands from confined magnetoexcitons." Kono, J.; Su, M.Y.; Cerne, J.; Sherwin, M.S.; Allen, S.J., Jr.; Inoshita, T.; Noda, T.; Sakaki, H., Nucl. Instrum. Methods Phys. Res. B, Beam Interact. Mater. 144, 115 (1998).

"Terahertz, photon-assisted transport in semiconductor quantum structures." Allen, S.J., Nucl.Instrum. Methods Phys. Res. B, Beam Interact. Mater., 144, 130 (1998).

"Terahertz dynamics in confined magnetoexcitons.", Kono, J., Su, M.Y., Cerne, J., Sherwin, M.S., Allen, S.J., Jr., Inoshita, T., Noda, T., Sakaki, H. Physica B 249, 527 (1998).

"Terahertz linear and nonlinear dynamics in confined magnetoexcitons.", Kono, J., Su, M.Y., Nordstrom, K.B., Cerne, J., Sherwin, M.S., Allen, S.J., Jr., Inoshita, T., Noda, T., Sakaki, H., Bauer, G.E.W., Sundaram, M., Gossard, A.C., Phys. Status Solidi A 164,567 (1997).

"Resonant terahertz optical sideband generation from confined magnetoexcitons.", Kono, J., Su, M.Y., Inoshita, T., Noda, T., Sherwin, M.S., Allen, S.J., Jr., Sakaki, H., Phys. Rev. Lett., 79, 1758 (1997).

"Saturation spectroscopy of electronic states in a magnetic field in InAs/Al/sub x/Ga/sub 1-x/Sb single quantum wells.", Singh, S.K., McCombe, B.D., Kono, J., Allen, S.J., Jr., Lo, I., Mitchel, W.C., Stutz, C.E., Physica E 2, 204 (1998).

"Terahertz excitation of AFM-defined room temperature quantum dots.", Qureshi, N., Scott, J.S., Allen, S.J., Jr., Reddy, M., Rodwell, M.J.W., Nakamura, Y., Tanaka, I., Noda, T., Kamiya, I., Sakaki, H. Physica E, 2, 701 (1998).

"Resonantly enhanced photon-assisted tunneling in a multiple-quantum-well superlattice.", Vieira, G.S., Allen, S.J., Guimaraes, P.S.S., Campman, K.L., Gossard, A.C., Phys. Rev. B, Condens. Matter, 58, 7136 (1998).

"Saturation spectroscopy and electronic-state lifetimes in a magnetic field in InAs/Al/sub x/Ga/sub 1-x/Sb single quantum wells.", Singh, S.K., McCombe, B.D., Kono, J., Allen, S.J., Jr., Lo, I., Mitchel, W.C., Stutz, C.E., Phys. Rev. B, Condens. Matter, 58, 7286 (1998).

"Excitonic dynamical Franz-Keldysh effect.", Nordstrom, K.B., Johnsen, K., Allen, S.J., Jauho, A.-P., Birnir, B., Kono, J., Noda, T., Akiyama, H., Sakaki, H., Phys. Rev. Lett., 81, 457 (1998).

"Spectroscopic study of Kondo insulator YbB/sub 12/ using a free electron laser.", Ohta, H., Nanba, T., Lehnert, K., Allen, S.J., Motokawa, M., Iga, F., Kasaya, M., J. Magn. Magn. Mater., 177, 341 (1998).

"Terahertz linear and nonlinear dynamics in confined magnetoexcitons.", Kono, J., Su, M.Y., Nordstrom, K.B., Cerne, J., Sherwin, M.S., Allen, S.J., Jr., Inoshita, T., Noda, T., Sakaki, H., Bauer, G.E.W., Sundaram, M., Gossard, A.C., Phys. Status Solidi, A164, 567 (1997).

"Sequential tunneling in doped superlattices: fingerprints of impurity bands and photon-assisted tunneling.", Wacker, A., Jauho, A.-P., Zeuner, S., Allen, S.J., Phys. Rev. B, Condens. Matter, 56, 13268 (1997).

"Observation of dynamical Franz-Keldysh effect.", Nordstrom, K.B., Johnsen, K., Allen, S.J., Jr., Jauho, A.-P., Birnir, B., Kono, J., Noda, T., Akiyama, H., Sakaki, H., Phys. Status Solidi B204, 52 (1997).

"Possible THz gain in superlattices at a stable operation point.", Wacker, A., Allen, S.J., Scott, J.S., Wanke, M.C., Jauho, A.-P., Phys. Status Solidi B204, 95 (1997).

"First lasing of the UCSB 30 mu m free-electron laser.", Ramian, G., Kaminski, J., Allen, S.J., Nucl. Instrum. Methods Phys. Res. A, Accel. Spectrom. Detect. Assoc. Equip. 393, 220 (1997).

"Monolithic Schottky-collector resonant tunnel diode oscillator arrays to 650 GHz.", Reddy, M., Martin, S.C., Molnar, A.C., Muller, R.E., Smith, R.P., Siegel, P.H., Mondry, M.J., Rodwell, M.J.W., Kroemer, H., Allen, S.J., Jr., IEEE Electron Device Lett. 18, 218 (1997).

"Absence of Shapiro-like steps in certain mesoscopic S-N-S junctions [comment and reply].", Harris, J.G.E., Argaman, N., Allen, S.J., Volkov, A.F., Takayanagi,H., Phys. Rev. Lett. , 78, 2678 (1997).

"Observation of Shapiro steps and direct evidence of Bloch oscillations in semiconductor superlattices.", Unterrainer, K., Keay, B.J., Wanke, M.C., Allen, S.J., Leonard, D., Medeiros-Ribeiro, G., Bhattacharya, U., Rodwell, M.J.W. Edited by: Shur, M.S., Suris, Proceedings of the Twenty-Third International Symposium on Compound Semiconductors, IOP Publishing, 1997, 729-34..

"Giant magnetoresistance of self-assembled ErAs islands in GaAs.", Schmidt, D.R., Ibbetson, J.P., Brehmer, D.E., Palmstrom, C.J., Allen, S.J. Edited by: Tobin, J., Chambliss, D., Kubinski, D., Barmak, K., Dederichs, P., de Jonge, W., Katayama, T., Schuhl, A., Magnetic Ultrathin Films, Multilayers and Surfaces - 1997, Mater. Res. Soc, Pittsburgh, PA, 1997. 251-6.

"Transition from classical to quantum dynamics in superlattices in intense THz electrical fields.", Zeuner, S., Keay, B.J., Allen, S.J., Maranowski, K.D., Gossard, A.C., Bhattacharya, U., Rodwell, M.J.W. Edited by: Ismail, K., Bandyopadhyay, S., Leburton, J.P., , Proceedings of Quantum Devices and Circuits, World Scientific, Singapore,1997. 124-9.

"Near-infrared spectroscopy of terahertz-driven semiconductor nanostructures.", Kono, J., Su, M.Y., Nordstrom, K.B., Ceme, J., Sherwin, M.S., Allen, S.J., Jr., Noda, T., Inhoshita, T., Sakaki, H., SPIE - Int. Soc. Opt. Eng., vol. 3153, Accelerator-Based Infrared Sources and Applications, 1997. p.96-107. 

"THz response of GaAs/AlGaAs superlattices: from classical to quantum dynamics.", Zeuner, S., Keay, B.J., Allen, S.J., Maranowski, K.D., Gossard, A.C., Bhattacharya, U., Rodwell, M.J.W., Superlattices Microstruct., 22, 149 (1997).

"Free electron laser saturation spectroscopy of neutral donors and negative donor ions confined in GaAs/AlGaAs quantum wells.", Ryu, S.R., Herold, G., Kono, J., Salib, M., McCombe, B.D., Kaminski, J., Allen, S.J., Jr., Superlattices Microstruct. 21, 241 (1997).

"Absorption saturation studies of Landau levels in quasi-two-dimensional systems.", Muratov, L.S., Stockman, M.I., Pandey, L.N., George, T.F., Li, W.J., McCombe, B.D., Kaminski, J.P., Allen, S.J., Schaff, W.J. Superlattices Microstruct. 21, 501 (1997).

"A terahertz grid frequency doubler.", Moussessian, A., Wanke, M.C., Yongjun Li, Jung-Chih Chiao, Hegmann, F.A., Allen, S.J., Crowe, T.W., Rutledge, D.B. Edited by: Koepf, G.A.1997 IEEE MTT-S International Microwave Symposium Digest, IEEE, New York, NY, 1997, p.683-6.