# How to Download and Install Gaussian 09 D 01 Torrent for Free

## Gaussian 09 D 01 Torrent: A Powerful Tool for Molecular Modeling and Simulation

If you are looking for a software that can help you perform complex calculations on molecular systems, you might want to check out Gaussian 09 D 01 Torrent. Gaussian 09 is a popular application that offers a wide range of methods and capabilities for studying larger molecular systems and additional areas of chemistry. In this article, we will explain what Gaussian 09 D 01 Torrent is, what it can do, and how to download and install it for free.

## Gaussian 09 D 01 Torrent

**Download Zip: **__https://www.google.com/url?q=https%3A%2F%2Fblltly.com%2F2tOuWG&sa=D&sntz=1&usg=AOvVaw23Ss40frrHKZEcnLS5R2oI__

## What is Gaussian 09 D 01 Torrent?

Gaussian 09 D 01 Torrent is a file that contains the Gaussian 09 software and its license. Gaussian 09 is a software that provides state-of-the-art capabilities for electronic structure modeling. It can perform various types of calculations, such as energy, geometry optimization, frequency analysis, transition state optimization, reaction path following, molecular property prediction, and many more. Gaussian 09 can handle systems with thousands of atoms using density functional theory (DFT), Hartree-Fock (HF), MĆøller-Plesset (MP2), coupled cluster (CC), and other methods. Gaussian 09 can also interface with external programs in compiled languages like Fortran and C or interpreted languages like Python and Perl.

## What are the features of Gaussian 09 D 01 Torrent?

Gaussian 09 D 01 Torrent has many features that make it a powerful tool for molecular modeling and simulation. Some of the features are:

It supports NVIDIA k40 and K80 GPUs on Linux systems for HF and DFT calculations, which can speed up the computations significantly.

It has improved parallel performance on larger number of processors and it also speeds up the critical parts of several calculation types.

It can automatically recalculate the force constants every n th step of the geometry optimization, which can improve the convergence and accuracy.

It offers a rich set of building and visualization capabilities, such as GaussView, which is a graphical user interface that allows users to create input files, run Gaussian calculations, and analyze the results.

It brings a wide variety of new methods, property predictions, and performance enhancements, such as dispersion-corrected functionals, solvation models, excited state methods, NMR chemical shifts, vibrational circular dichroism, etc.

## How to download and install Gaussian 09 D 01 Torrent for free?

If you want to download and install Gaussian 09 D 01 Torrent for free, you need to follow these steps:

Go to one of the websites that offer Gaussian 09 D 01 Torrent for free download, such as Get Into PC or A Get Into PC.

Click on the download button and wait for the file to be downloaded.

Extract the file using a software like WinRAR or 7-Zip.

Run the setup file and follow the instructions to install Gaussian 09 on your computer.

Copy the license file from the crack folder and paste it into the installation directory.

Enjoy using Gaussian 09 for your molecular modeling and simulation needs.

## What are the advantages of Gaussian 09 D 01 Torrent?

Gaussian 09 D 01 Torrent has many advantages that make it a valuable software for computational chemistry. Some of the advantages are:

It can handle a wide range of molecular systems, from small molecules to large biomolecules, polymers, and solids.

It can perform accurate and reliable calculations using various levels of theory and basis sets.

It can predict various molecular properties, such as energies, forces, dipole moments, polarizabilities, NMR spectra, IR spectra, UV/Vis spectra, etc.

It can explore potential energy surfaces and reaction pathways using various methods, such as transition state theory, intrinsic reaction coordinate, nudged elastic band, etc.

It can model the effects of solvents, temperature, pressure, electric fields, magnetic fields, etc. on molecular systems.

## What are the disadvantages of Gaussian 09 D 01 Torrent?

Gaussian 09 D 01 Torrent also has some disadvantages that users should be aware of. Some of the disadvantages are:

It is a pirated version of Gaussian 09 that may contain viruses or malware that can harm your computer or compromise your data.

It is an illegal version of Gaussian 09 that violates the license agreement and the intellectual property rights of Gaussian Inc., the developer of Gaussian 09.

It may not work properly or may crash unexpectedly due to bugs or compatibility issues.

It may not have the latest updates or features that are available in the official version of Gaussian 09.

It may not have the technical support or documentation that are provided by Gaussian Inc. for the official version of Gaussian 09.

## How to use Gaussian 09 D 01 Torrent?

Gaussian 09 D 01 Torrent is a software that can be used for various purposes in computational chemistry. Here are some examples of how to use Gaussian 09 D 01 Torrent:

To perform a single point energy calculation on a water molecule using the B3LYP functional and the 6-31G(d) basis set, you can create an input file with the following commands:

%chk=water.chk

#p B3LYP/6-31G(d)

Water energy

0 1

O

H 1 r

H 1 r 2 a

r=0.96

a=104.5

Then, you can run Gaussian 09 by typing g09

__water.com__in the command prompt.

To optimize the geometry of a benzene molecule using the MP2 method and the cc-pVDZ basis set, you can create an input file with the following commands:

%chk=benzene.chk

#p opt MP2/cc-pVDZ

Benzene optimization

0 1

C

C 1 b1

C 2 b2 1 a

C 3 b2 2 a 1 d

C 4 b2 3 a 2 d

C 5 b2 4 a 3 d

H 1 b3 2 a4 5 d4

H 2 b3 1 a4 6 d4

H 3 b3 2 a4 1 d4

H 4 b3 3 a4 2 d4

H 5 b3 4 a4 3 d4

H 6 b3 5 a4 4 d4

b1=1.397

b2=1.397

b3=1.085

a=120.0

a4=0.0

d=0.0

d4=180.0

Then, you can run Gaussian 09 by typing g09

__benzene.com__in the command prompt.

To calculate the vibrational frequencies and IR spectra of a carbon dioxide molecule using the CCSD(T) method and the aug-cc-pVTZ basis set, you can create an input file with the following commands:

%chk=co2.chk

#p freq=noraman CCSD(T)/aug-cc-pVTZ

CO2 frequencies and IR spectra

0 1

O

C 1 r

O 1 r 2 a

r=1.16

a=180.0

Then, you can run Gaussian 09 by typing g09

__co2.com__in the command prompt.

## How to troubleshoot Gaussian 09 D 01 Torrent?

Gaussian 09 D 01 Torrent is a software that may encounter some problems or errors during its installation or operation. Here are some tips on how to troubleshoot Gaussian 09 D 01 Torrent:

If you have trouble downloading Gaussian 09 D 01 Torrent from the websites that offer it for free, you can try using a different browser, a different download manager, or a different VPN service.

If you have trouble extracting Gaussian 09 D 01 Torrent from the compressed file, you can try using a different software like WinRAR or 7-Zip, or checking the integrity of the file using a checksum tool.

If you have trouble installing Gaussian 09 D 01 Torrent on your computer, you can try running the setup file as administrator, disabling your antivirus software, or changing the installation directory.

If you have trouble running Gaussian 09 D 01 Torrent on your computer, you can try updating your drivers, checking your system requirements, or modifying your environment variables.

If you have trouble performing calculations with Gaussian 09 D 01 Torrent on your computer, you can try checking your input file for errors, adjusting your memory and disk allocation, or changing your convergence criteria.

## What are the alternatives to Gaussian 09 D 01 Torrent?

Gaussian 09 D 01 Torrent is a software that has many competitors and alternatives in the field of computational chemistry. Some of the alternatives to Gaussian 09 D 01 Torrent are:

Gamess: A general ab initio quantum chemistry package that can perform various types of calculations on molecules and solids. It is free for academic users and has a graphical user interface called Firefly.

NWChem: A computational chemistry package that can handle both quantum mechanical and classical mechanical models. It is open source and has a modular design that allows users to add new features and capabilities.

ORCA: A quantum chemistry program that can perform a wide range of electronic structure methods and properties. It is free for academic users and has a user-friendly input format and output style.

Q-Chem: A comprehensive ab initio quantum chemistry package that can perform high-level calculations on large and complex systems. It is commercial and has a flexible licensing scheme and a user-friendly interface.

Turbomole: A quantum chemistry program that focuses on speed and accuracy for large-scale calculations. It is commercial and has a parallel implementation that can run on multiple processors and clusters.

## How to learn Gaussian 09 D 01 Torrent?

Gaussian 09 D 01 Torrent is a software that requires some knowledge and skills to use effectively. Here are some resources that can help you learn Gaussian 09 D 01 Torrent:

The official website of Gaussian Inc. (

__https://gaussian.com/__) provides various information and documentation about Gaussian 09 and its features, such as user's reference, technical support, tutorials, examples, publications, etc.

The online course "Computational Chemistry with Gaussian" (

__https://www.udemy.com/course/computational-chemistry-with-gaussian/__) offers a comprehensive introduction to the theory and practice of computational chemistry using Gaussian 09. It covers topics such as molecular orbital theory, basis sets, density functional theory, geometry optimization, vibrational analysis, transition state theory, etc.

The book "Exploring Chemistry with Electronic Structure Methods" (

__https://www.amazon.com/Exploring-Chemistry-Electronic-Structure-Methods/dp/0963676938__) provides a practical guide to using Gaussian 09 for various types of calculations and analyses. It includes many examples and exercises that illustrate the concepts and applications of computational chemistry.

The YouTube channel "Gaussian Tutorial" (

__https://www.youtube.com/channel/UC0yXlJdZ0Y1a6m1k7wZ4F9g__) features a series of videos that demonstrate how to use Gaussian 09 for different purposes, such as single point energy, geometry optimization, frequency analysis, molecular orbital visualization, etc.

The online forum "

__CCL.net__" (__http://www.ccl.net/__) is a community of computational chemists that discuss various topics related to computational chemistry and Gaussian 09. You can ask questions, share tips, find solutions, and learn from other users.

## Conclusion

Gaussian 09 D 01 Torrent is a software that can perform various types of calculations and predictions on molecular systems using electronic structure methods. It has many features and capabilities that make it a powerful tool for computational chemistry. However, it also has some disadvantages and limitations that users should be aware of. It is a pirated and illegal version of Gaussian 09 that may not work properly or may harm your computer or data. It is also not updated or supported by Gaussian Inc., the developer of Gaussian 09. Therefore, it is recommended to use the official version of Gaussian 09 or its alternatives if you want to perform reliable and accurate computational chemistry. If you want to learn Gaussian 09 D 01 Torrent, you can use various resources such as the official website, online courses, books, videos, and forums. b99f773239

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