chang w s c principles of lasers and optics (cup, 2005)

... Resonant modes of semiconductor lasers 228 7.4.1 Cavities of edge emitting lasers 229 7.4.2 Cavities of surface emitting lasers 234 7.5 Carrier and current confinement in semiconductor lasers ... amplitude is described most accurately by Maxwell s wave equations. For analysis of optical fields in structures such as optical waveguides and single-mode fibers, Maxwell s vector...

Ngày tải lên: 24/04/2014, 16:51

... Resonant modes of semiconductor lasers 228 7.4.1 Cavities of edge emitting lasers 229 7.4.2 Cavities of surface emitting lasers 234 7.5 Carrier and current confinement in semiconductor lasers ... amplitude is described most accurately by Maxwell s wave equations. For analysis of optical fields in structures such as optical waveguides and single-mode fibers, Maxwell s vector...

Ngày tải lên: 17/03/2014, 14:28

... to catch insects inside the tree. woodwind [ "wUd wInd ] n. a group of musical instruments, many of which are made of wood or used to be made of wood, and many of which are played by blowing ... attend a church service. (Past tense and past par- ticiple: worshiped. Present partici- ple: worshiping.) 3. n. what is done at a church service; the praise and honor of a spi...

Ngày tải lên: 19/08/2013, 09:17

... QB 783 381 Commission v. U.K. [1981] ECR 203 195 Commissioners of Crown Lands v. Page [1960] 2 QB 274 297 Commissioners of Customs and Excise v. APS Samax [1983] 1 All ER 1042 191 Condron v. ... developments have been disappointing. The long-awaited reform of the House of Lords is unfinished business and the Wakeham Report raises concerns about the dangers to democracy of a legis...

Ngày tải lên: 18/02/2014, 05:20

... houses had its steward, entitled Caluac, who bore a staff of office and he kept an account with the towns and with their local rulers. The Caluac always went to his lord&apos ;s house, saw what ... his face bears a native cross-symbol and this, as well as the cruciform figure, the centre of which he occupies, conveys the idea of quadruplicate power. The double and bent arms of...

Ngày tải lên: 21/02/2014, 11:20

... outskirts of town struggle for access to these facilities. Outside the capital, infrastructure quickly drops away, leaving communities with huge challenges in access to clean water, vaccinations, ... between need and supply of basic health resources. Government clinics suffer a chronic shortage of medicines and vaccinations that are standard supplies elsewhere - estimated a...

Ngày tải lên: 05/03/2014, 10:20

... neurological, psychiatric and neu- ropsychological assessments were reviewed in a consensus conference comprised of neurologists, psychiatrists, and neuropsychologists. Based on this review all participants were ... School of Public Health, Columbia University College of Physicians and Surgeons, New York, New York, USA g Division of Biostatistics, School of Public Health, Colu...

Ngày tải lên: 05/03/2014, 21:20

... subject. It is in this sense that logic is, what it was so expressively called by the schoolmen and by Bacon, ars artium; the science of science itself. All science consists of data and conclusions ... depends on, and the steps of which it consists, is the only basis on which a system of rules, fitted for the direction of the process, can possibly be founded. Art necessar...

Ngày tải lên: 06/03/2014, 13:20

... discussion below on aspects of management) [9]. Syndromic Craniosynostosis and Genetic Discoveries Like craniosynostosis more generally, syndromic craniosynostosis also has a complex and fascinat- ing ... encylcopedist Cornelius Celsus described skulls with absent sutures [5]. Much later, in the 150 0s, the Brussels- born physi- cian and anatomist Andreas Vesalius, who spent his...

Ngày tải lên: 28/03/2014, 22:20