Chemical Buffers
Jmol is an applet and Java based application designed to display various 3D chemical information.
Jmol's features include reading a variety of file types and output from quantum chemistry programs, and animation of multi-frame files and computed normal modes from quantum programs....
Platforms: Windows
License: Freeware | Size: 14.8 MB | Download (407): Jmol Download |
SketchEl is an interactive chemical molecule sketching tool, and molecular spreadsheet data entry application. The feature set provided by the molecular sketcher is largely limited to the minimum features required to conveniently edit diagram representations of small molecule structures....
Platforms: Windows
License: Freeware | Download (454): SketchEl Download |
The DynaFit application was developed to perform nonlinear least-squares regression of chemical kinetic, enzyme kinetic, or ligand-receptor binding data. The experimental data can be either initial reaction velocities in dependence on the concentration of varied species (e.g., inhibitor...
Platforms: Windows
License: Freeware | Size: 5.8 MB | Download (52): DynaFit Download |
ChemDigiT is a chemical calculator. No approximations made. All calculated variables show their exact values. The algorithm used for calculations is based on a full set of equations describing acid/base and salt dissociation equlibrium solved with Newton Raphson method. pH calculation...
Platforms: Windows
License: Freeware | Size: 2.36 MB | Download (49): ChemDigiT Download |
ChemDoodle is a fully functional chemical drawing application that works on every operating system! In addition to being multiplatform, ChemDoodle also natively reads and writes many common file formats including ChemDraw's CDX and CDXML.
You can write ChemDraw files for submitting journal...
Platforms: Windows
License: Shareware | Cost: $59.95 USD | Size: 20.1 MB | Download (499): ChemDoodle Download |
ChemDoodle is a fully functional chemical drawing application that works on every operating system! In addition to being multiplatform, ChemDoodle also natively reads and writes many common file formats including ChemDraw's CDX and CDXML.
You can write ChemDraw files for submitting journal...
Platforms: Linux
License: Shareware | Cost: $59.95 USD | Size: 19.7 MB | Download (452): ChemDoodle for Linux Download |
ChemDoodle is a fully functional chemical drawing application that works on every operating system! In addition to being multiplatform, ChemDoodle also natively reads and writes many common file formats including ChemDraw's CDX and CDXML.
You can write ChemDraw files for submitting journal...
Platforms: Mac
License: Shareware | Cost: $59.95 USD | Size: 23.2 MB | Download (430): ChemDoodle for Mac OS X Download |
AMBIT offers chemoinformatics functionality via REST web services and desktop applications. Chemical compounds and data storage in MySQL database; substructure, similarity and other queries, descriptor calculation and predictive models building.
Platforms: Windows, Mac, Linux
License: Freeware | Size: 50 MB | Download (49): Ambit - chemical structures database Download |
Open Babel is a chemical toolbox designed to speak the many languages of chemical data. It's an open, collaborative project allowing anyone to search, convert, analyze, or store data from molecular modeling, chemistry, solid-state materials, biochemistry, or related areas. * Ready-to-use...
Platforms: Windows, Mac, *nix, C/C++, BSD
License: Freeware | Download (52): Open Babel Download |
The five programs provided solve several process design problems. These examples were originally provided as applications of process design optimization by Edgar, Himmelblau and Lasdon in their excellent book entitled Optimization of Chemical Processes, McGraw-Hill International Edition, 2001....
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (48): Application of Optimization to the Study of Chemical Processes Download |
We use the SRK equation of state to compute the correction factor due to gas-phase nonideality as a result of the high pressure applied in the ammonia synthesis. We also compute the extent of reaction. Plots of these two quantities versus pressure for temperature equal to 800K are presented. The...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (48): Calculation of High-Pressure Chemical Equilibrium: Case of ammonia synthesis Download |
This code generates the electronic distribution for known chemical elements
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (41): Electron distribution Download |
The program allows one to choose the best reactor setup among three alternatives: (1) a plug flow reactor with recycle, (2) a combination of a plug flow reactor and a stirred tank reactor in series and (3) two stirred tank reactors in series. This problem was solved graphically by O. Levenspiel...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (43): Selection of Optimum Chemical Reactor Design Download |
The GUI application allows the user to enter the parameters of the Antoine equation and then plot vapour pressure of any chemical component versus temperature.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (55): Vapour Pression versus Temperature using Antoine Equation and GUI Download |
This m-file gives the atomic weight of any element or molecular weight of any chemical species.Input:species = (cell array)The species is the 'formula'.Output:Atomic weight of any element or molecular weight of any chemicalspecies.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (46): amolwt Download |
This script can manipulate PHP output with named pipe buffers. It can capture PHP script output and store it in one or more buffer variables associated with given names.The script also can reorder, disable and manipulate the buffered output before sending it to the browser.
Platforms: PHP
License: Freeware | Size: 10 KB | Download (41): OBPipe Download |
Science Laboratory Inventory and Orders Management System: more suitable for school's science laboratories to manage stored items (chemical and equipment) and add a way to order them on-line for science lessons and practical experiments.
Platforms: PHP
License: Freeware | Size: 3.02 MB | Download (45): Science Lab Inventory & Order Management Download |
* jCompoundMapper provides popular fingerprinting algorithms for chemical graphs such as depth-first search fingerprints, shortest-path fingerprints, extended connectivity fingerprints, autocorrelation fingerprints (e.g. CATS2D), radial fingerprints (e.g. Molprint2D), geometrical Molprint, atom...
Platforms: Mac
License: Freeware | Size: 10.12 MB | Download (37): jCompoundMapper Download |
Protocol buffers are a flexible, efficient, automated mechanism for serializing structured data ?*Nz??a*sA*???*Ns think XML, but smaller, faster, and simpler. You define how you want your data to be structured once, then you can use special generated source code to easily write and read your...
Platforms: Mac
License: Freeware | Size: 450.56 KB | Download (42): RProtobuf Download |
Unknown Fields (i.e. Fields not defined in the Proto File) are not visible. The project wraps Protocol Buffers objects as RecordEditor objects http://record-editor.sourceforge.net/ then calls the RecordEditor to do the actual editing. It is a member of a family of Editors that use a common...
Platforms: Mac
License: Shareware | Cost: $0.00 USD | Size: 2.61 MB | Download (38): Protocol Buffers Editor Download |