nanotherapeutics drug delivery concepts in nanoscience, 2009, p 293

... the inner aqueous droplets, thereby entrapping the drug dissolved therein. This technique was principally applied to the preparation of particles from water insoluble polymers. Since in recent ... substance with polymeric exclplents. Drug- containing nanoparticles can be obtained through the incorporation of a drug substance during or after the preparation of a polymer disper...

Ngày tải lên: 04/06/2014, 14:31

... Trapped Particle in one Dimension 61 4.6.3 Reflection and Tunneling at a Potential Step 63 4.6.4 Penetration of a Barrier, Escape Time from a Well, Resonant Tunneling Diode 65 4.6.5 Trapped Particles ... contemporary laptop computers. The continuing improvements in performance (reductions in size of the performing elements), empirically summarized by Moore’s Law (a doubling of per- form...

Ngày tải lên: 29/05/2014, 18:17

... the “inverse-problem” approach that leads to explicit analytical expressions for nonrectangular magnetic field pulses that result in the precessional switching. In this approach, a desired precessional switching ... without resorting to the perturbative Poincar ´ e–Melnikov theory. Finally, phase locking between spin-polarized current-induced self-oscillations and the action of applied cir...

Ngày tải lên: 04/06/2014, 14:48

... desktop installation that is comparable in price to a computer. The cost of creating even lower temperatures can be paid off using innovative applications, such as quantum computers (see Chapter ... how the scattering approach works in various circumstances, including a discussion of superconductors and time-dependent and spin-dependent phe- nomena. We relate the transport properties to t...

Ngày tải lên: 04/06/2014, 15:02

... TRANSLATOR'S PREFACE IN TRANSLATING this work, I have made no attempt to revise it, but have merely tried to preserve it in its proper historical perspective, and have made only a few minor ... x3c y62 w15 h22" alt="" ELEMENTARY CONCEPTS OF TOPOLOGY By PAUL ALEXANDROFF with a Preface by DAVID HILBERT translated by ALAN E. PARLEY DOVER PUBLICATIONS, INC. New York

Ngày tải lên: 31/03/2014, 16:26