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Archive for May, 2009

Algorithmic Self-Assembly of DNA

by admin @ Sunday, May 31st, 2009. Filed under biology

File : pdf, 1.9 MB, 109 pages
Thesis by Eric Winfree
TOC
1 Contributions
1.1 Introduction to DNA-Based Computation
1.2 Models of Computation by Self-Assembly
1.3 Experiments with Self-Assembly
1.4 Publication List
1.5 Support
2 Introduction to DNA-Based Computation
2.1 Why Compute with Molecules, and How?
2.2 Computing Inverse Sets with DNA
2.2.1 Abstract Models of Molecular Computation
2.2.2 Branching Programs
2.2.3 Correspondence of Models
2.2.4 Corollaries and Conclusions
2.2.5 Discussion
2.3 [...]

Steam System – Improving Performance and Efficiency Tips

by admin @ Friday, May 29th, 2009. Filed under Chemical engineering, Mechanical engineering, physics

CONTENTS
* Benchmark the Fuel Cost of Steam Generation
* Clean Boiler Water-side Heat Transfer Surfaces
* Consider Installing a Condensing Economizer
* Consider Installing High-Pressure Boilers with Backpressure Turbine-Generators
* Consider Installing Turbulators on Two- and Three-Pass Firetube Boilers
* Consider Steam Turbine Drives for Rotating Equipment
* Considerations When Selecting a Condensing Economizer
* Cover Heated, Open Vessels
* Deaerators in Industrial [...]

RF and Communications Fundamentals – Online Tutorials

by admin @ Tuesday, May 26th, 2009. Filed under Uncategorized

Online Tutorial by National Instruments
TOC
#  Introduction to RF & Wireless Communications Systems
1. Marconi and the First Wireless Transmissions
2. What is RF?
3. Why Operate at Higher Frequencies?
4. Frequency Shifting through Frequency Mixing
5. Looking for more RF Basics?
6. Relevant NI Products
# RF and Microwave Spectral Analysis
1. Spectral Measurements (Part 1)
2. Spectral Measurements (Part 2)
3. Resolution Bandwidth
4. Harmonic [...]

Theory of Seismic Imaging

by admin @ Tuesday, May 19th, 2009. Filed under civil engineering, physics

File : pdf, 5 MB, 297 pages
TOC
1. Introduction to Seismic Migration
11. The Reflection Seismic Experiment
12. Huygen’s Principle
13. Zero-Ofset Data
14. Exploding Reflector Model
15. Finite Offset
16. Stacking Velocity Analysis
17. Dipping Reflectors
18. Resolution
19. Computer Excersise I
2. Harmonic Analysis and Delta Functions
21. Fourier Series
22. Fourier Transform
23. The Sampling Theorem
24. Discrete Fourier Transform
3. Equations of Motions of the Earth
4. Elastic [...]

Fundamentals of Model Theory

by admin @ Thursday, May 14th, 2009. Filed under Mathematics

File : postscript, 567 KB, 65 pages
TOC
Chapt 0.
Models, Truth and Satisfaction
Formulas, Sentences, Theories and Axioms
Prenex Normal Form
Chapt 1.
Notation and Examples
Chapt 2.
Compactness and Elementary Submodels
Compactness Theorem
Isomorphisms, elementary equivalence and complete theories
Elementary Chain Theorem
Löowenheim-Skolem Theorems
The Lós-Vaught Test
Every complex onetoone polynomial map is onto
Chapt 3.
Diagrams and Embeddings
Diagram Lemmas
Every planar graph can be four coloured
Ramsey’s Theorem
The Leibniz Principle and [...]

Traveling Wave Solutions of Parabolic Systems

by admin @ Wednesday, May 13th, 2009. Filed under Mathematics

American Mathematical Society
file : pdf, 3.4 MB, 455 pages
Introduction. Traveling Waves Described by Parabolic Systems
1. Classification of waves
2. Existence of waves
3. Stability of waves
4. Wave propagation speed
5. Bifurcations of waves
6. Traveling waves in physics, chemistry, and biology
Part I. Stationary Waves
Chapt 1. Scalar Equation
1. Introduction
2. Functionals  and
3. Waves and systems of waves
4. Properties of solutions of [...]

FAA System Safey Handbook

by admin @ Friday, May 8th, 2009. Filed under Chemical engineering, Mechanical engineering, physics

File : pdf, 2 MB
by FAA, Dept of Transportation USA
TOC
1. Introduction to the System Safety Handbook
2. System Safety Policy and Process
3. Principles of System Safety
4. Safety Assesment Before Investment Decision
5. Post-Investment Decision Safety Activities
6. System Safety Guidelines for Contracting
7. Integrated System Hazard Analysis
8. Safety Analysis: Hazard Analysis Tasks
9. Analysis Techniques
10. System Software Safety
11. Test and [...]

Rotorcraft Flying Handbook

by admin @ Wednesday, May 6th, 2009. Filed under Mechanical engineering

File : pdf, 17 MB, 207 pages
by FAA, US Dept of Transportation
TOC
HELICOPTER
Chapter 1—Introduction to the Helicopter
The Main Rotor System
Fully Articulated Rotor System
Semirigid Rotor System
Rigid Rotor System
Antitorque Systems
Tail Rotor
Fenestron
Landing Gear
Flight Controls
Chapter 2—General Aerodynamics
Airfoil
Relative Wind
Blade Pitch Angle
Angle of Attack
Lift
Magnus Effect
Bernoulli’s Principle
Newton’s Third Law of Motion
Weight
Thrust
Drag
Chapter 3—Aerodynamics of Flight
Powered Flight
Hovering Flight
Translating Tendency or Drift
Pendular Action
Coriolis Effect (Law of [...]

HVAC Software

by admin @ Sunday, May 3rd, 2009. Filed under Chemical engineering, Mechanical engineering, civil engineering

Free for download some simplified HVAC software developed by the instructor and students of the HVAC and Energy Conservation courses at The University of Alabama. It attempts to follow basic ASHRAE calculation procedures.
* Heat&CoolCost08 (43 kB) – A excel program for estimating heating, cooling, and water heating cost.
* HVACPowDen08a (2.4MB) is a excel program for [...]

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