A Z : 200 books

In this book the authors go back to basics to describe the structural differences between dyes and pigments, their mechanisms of action, properties and applications. They set the scene by explaining the reasons behind these differences and show how dyes are predominately organic compounds that dissolve...

Las fábulas ideadas por H. G. Wells (1866-1946), uno de los padres, acaso el más notable, de la ciencia ficción, han demostrado a lo largo del tiempo mantener un vigor y tocar unos resortes del inconsciente humano que a menudo las han elevado a iconos del mundo moderno. 'La guerra de los mundos'...

Il dovere riporta un soldato a casa... ma sarà un cowboy appassionato a farlo restare. Dopo la tragica morte del fratello, Tripp è costretto a lasciare l'esercito per tornare in New Mexico per occuparsi di sua madre mentre il padre è in prigione per incendio doloso. Cercando lavoro al J-Bar...

Maia Thomas, now very pregnant with the child of a prophet and savior of the world, only wants one thing: to find a safe place to have her baby. In the city of Skielach, she hopes to find a way to contact those who built Roz and the mysterious program, Ventra, a program that might provide that safe...

Kaylan, a bounty hunter, wants to live his life free from any interference from his old clan. Alone, he finds out that's a disadvantage when an untrustworthy friend takes the thing he values most in exchange for his help stopping a murder before it occurs. Now Kaylan must discover who is killing the clan's aristocrats, and Mothers, before he loses his freedom in more ways than one.

The impact of basic science radiobiological research is now being recognized of significant importance in clinical radiation oncology. Observations made in the laboratory using animals as'well as tissue culture have led to a better biologic understanding of techniques for altered fractionation, techniques...

Perhaps no dating method has the wide range of applicability as does the potassium argon dating method from either consideration of the ranges of ages which can be dated or the availability of suitable material to date. Minerals as young as tens of thousands of years to minerals billions of years...

Maia Thomas is a Matriarch now. And starting to feel the side-effects of her husband’s experiment. Desperate for a cure, she’s managed to convince her own ship to let her visit the planet where Dr. Nirick, the doctor and geneticist who can help them, lives. But the clans are also looking...

"Hear the song of Trajan Drevo,The Castle of the Enduring Tree.Brave youths and gracious maidensDance there no more, nor are guestsFeasted with honor at well-laden tables..."An ancient secret casts its shadow over the castle, and over the two people who are its only hope of redemption: Martin,...

La geografía española es rica en lugares inolvidables. Ahora, están todos aquí. Seleccionados especialmente en todas las Comunidades Autónomas, tanto en la península como en las islas, Ceuta y Melilla. De la muralla romana de Lugo al Alarde de Hondarribia, del cañón del río Leza al teatro-museo...

Os impressos, sobretudo as revistas, tornaram-se fontes privilegiadas e objeto de estudos no campo da História da Educação, desde a década de 1980. Os trabalhos que se debruçam sobre os periódicos permitem investigar as questões da Educação de uma maneira bastante peculiar. O trabalho com...

Las instituciones públicas y privadas se enfrentan a nuevos retos: el protagonismo de la sociedad civil, crisis de confianza y credibilidad, demanda de transparencia y responsabilidad, entre otros. Estas circunstancias acentúan la necesidad de garantizar una comunicación eficaz y coherente con...

As chief advisor to the emperor Nero, Lucius Annaeus Seneca was most influential in ancient Rome as a power behind the throne. His lasting fame derives from his writings on Stoic ideology, in which philosophy is a practical form of self-improvement rather than a matter of argument or wordplay. Seneca's...

A Bluewater Bay Novel Nash is the reliable one in the Holly family, the guy everyone counts on to keep things going. His genius twin brother is off at university, so Nash runs the family’s auto repair business and cares for his partially-paralyzed little sister while his crackpot father invents....