Paper Searches:

INSPEC
Compendex
ISI Web of Knowledge
UMd InterLibrary Loan
UMd Library Journal Access

Microfluidics & Bio:

Analytical Chemistry
Electrophoresis
Lab-On-A-Chip
Microfluidics and Nanofluidics
BioMicrofluidics
Nature Biotechnology
Sensors & Actuators B
PNAS
Science
Nature Methods
Biotechniques
Biosensors and Bioelectronics
Biomedical Microdevices
Langmuir

Micro/Nano:

JMEMS
Journal of Micromechanics and Microengineering
Sensors & Actuators A
Applied Physics Letters
Nanotechnology
Nano Letters

IEEE Journals:

IEEE Xplore
Electron Devices Letters
Trans. Electron Devices

Specialty Journals:

Journal of Visualized Experiments
Rapid Communications in Mass Spectrometry
Journal of Proteome Research
Journal of Mass Spectrometry