quantum in physics Coursework example
High school
Finance & Accounting
Pages 4 (1004 words)
Download 0
Quantum Physics (#498330) Introduction Quantum physics is the science that deals with finite particles of energy called quanta. These units of energy are supposedly the final divisible form of energy and its ideas have been postulated in the Quantum Theory…


(Belloni et al, 2005) Local density Approximation (LDA) Exchange correlation (XC) is the relationship between different electrons and the exchange of energy in the electronic setup of a particular quantum system. Further density functional theory (DFT) is study of an electronic structure when it is at its least excited state called the ground state or the zero-point energy of the system. Electron density is defined as the probability of an electron filling up a miniscule space around any particular point. It is denoted by n(r). (Computational Materials Science Group,1998) Local Density approximation can now be defined as an approximation of the exchange correlation in the Density functional theory or in other words the energy relationship between different electrons in an electronic structure at ground state. This can be found out using a function of the electron density at each spatial point. Further Homogeneous electron gas (HEG) is the interaction of positive atomic nuclei that are uniformly distributed in space with the negatively charged electrons that have a uniform density in the same space. Local Density approximations are thus most accurately derived when functional integrals are made on the HEG approximation. ...
Download paper
Not exactly what you need?

Related papers

The Level of Audit fees - research study on current issue in Auditing with special emphasis to FTSE 100 Companies in UK
(BIS 2010:9). As per According to Professional Oversight Board of UK which carried out research on 31 of the bigger UK audit firms finds that in an aggregate ,these companies have earned more than ? 2 billion as audit fees in the year 2009 alone. (BIS 2010:17). Many empirical studies have found that there is a close nexus between the high audit fees and auditor’s connivance with corporate to…
12 pages (3012 words)
Substance requirement in global tax planning
As tax planning possibilities increase for companies, particularly holding companies, the research paper agreed with Jourdan (2009) who found that “concerned states are eagerly trying to protect their tax base by developing anti-tax-avoidance legislation – often in ways that disregard the character of the activity conducted.” It is based on this recurring development that the research makes…
1 pages (251 words)
Consequently, LDA is generally related to functionals, which are based on HEG approximation. LDA are implemented in realistic systems measurements and calculations (for example, molecules and solids). In a general view, for a spin-unpolarized system, “LDA for the exchange-correlation energy is the following where ? refers to the electronic density and ?xc, the exchange-correlation energy…
4 pages (1004 words)
engineering materials
As a result, the negative mobile electrons keep the positive ions close together and thereby make material harder to break. Q2. Glasses generally possess low tensile strength as they are amorphous solid. To illustrate, the molecules of the glass do not constitute any specific internal structure. These molecules are arranged disorderly and do not hold to one another very strongly. In addition,…
3 pages (753 words)
Metaphysical- Consciousness/Intention/Law of Attraction
Thesis Committee: ________________ Thesis Supervisor _______________ Member ________________ Member TABLE OF CONTENTS Chapter I 1 Introduction 1 Statement of the Problem 1 Summary of Chapter I 3 Chapter II 3 The NOW Moment 5 Foundation Concept 1: Joy 6 Foundation Concept 2: Focused Intention 7 Foundation Concept 3: Release 10 Foundation Concept 4: Acceptance 12 The Role of Emotions in the LOA 14…
24 pages (6024 words)
Griffith's theory of fracture
Ceramics and Metals have different atomic structure and ionic bonding. Ceramic materials have both ionic and covalent bonds. Ionic bond is the one that keeps them brittle. Ionic bond is lose and no definite direction.The positive and negative ions are arranged and are held together by attraction created by each other of different charge. When stress is applied, ions slide past each other then goes…
4 pages (1004 words)
u09a1 Universe Review
Dark energy, which also goes by the names of the cosmological constant or quintessence, must exist due to the rate of expansion we observe for our universe. Not only is the universe expanding, but this expansion is also accelerating so the unknown 'anti-gravity' force at work is termed 'dark energy'. Some researchers are searching for an explanation that encompasses both dark matter and dark…
3 pages (753 words)