p-n junction structure
Performance enhancement of ITO/oxide/semiconductor MOS structure silicon solar cells with voltage biasing
... multi- junction [4-6], metal-insulator-semiconductor (MIS) [7-9], and metal-oxide-semiconductor (MOS) solar cells ...on p-Si substrate using an Al/SiOx/p-Si MIS tunnel contact and a SiNx/Cs ions/ ...
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Influence of Adsorption of Dopant on Distribution of the Dopant in A P N Junction
... The considered epitaxial layer and substrate are manu- factured by using different materials. Lattice spacings of the materials are different from each other. In this situation one can find mismatch-induced strain. In ...
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A detailed study of p n junction solar cells by means of collection efficiency
... The cell parameters chosen for the simulation for the present model and PC1D are summarized in Table 2. It should be noted that the results obtained from our calculation are in good agreement with the simulated result ...
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Effect of Substrate Temperature on the Optical Properties of SnxSey/ZnO:Al P-N Junction Solar Cell
... Window layer samples registered higher transmittance in the range of 60-90%. This was primarily due to minimal optical absorption as the doping increased the band gap. Excess doping reduces transmittance as these free ...
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Optical Characterization of SnxSey /SnO2: Co P-N Junction Deposited by Spray Pyrolysis for Photovoltaic Application
... Tin Selenide is a IV-VI semiconductor with a narrow band gap ≅ 1.1 𝑒 V. It is suitable for a wide range of optoelectronic applications e.g. photovoltaic, memory switching devices, light emitting diodes, holographic ...
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One sided rectifying p n junction diodes fabricated from n CdS and p ZnTe:Te semiconductors
... one-sided p-n hetero-junction diodes have been successfully carried out using both p-type ZnTe and n-CdS ...of n-CdS and p-ZnTe layers ...one-sided p-n ...
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Characterization of p-SnO2:Al /n-ZnO:Al p-n junction deposited by spray pyrolysis technique for led applications
... temperatures ranging from 450 o C to 500 o C for 10 min. X-ray diffraction analysis showed that the sprayed Aluminium doped Zinc oxide thin films were of polycrystalline in texture with a hexagonal structure. ...
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Growth and Characterization of Jet Nebulizer Spray Deposited N-type WO3 Thin films for Junction Diode Application
... The X-ray diffractometer (XRD)(XPERT- PRO) with CuK α 1 radiation of wavelength 1.5406 Å at a generator setting of 30 m A and 40 kV in the 2 θ range from 20° to 70° was used to obtain the structure of the WO 3 ...
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Effects of substrate temperature of window layer on the performance of SnxSey/ZnO:A1 P-N junction solar cell
... A solar cell is a device that is highly embraced both in rural and urban areas to provide an alternative source of electrical power to the ever increasing demand.Thetechnologies applied in the manufacture of solar cells ...
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Influence of Deformation on CVC p n Junction in a Strong Microwave Field
... According to the concept of elementary excitations of a semiconductor is the electron-hole and phonon gas. Electromagnetic wave (microwave, light) excites an electron-hole and phonon system. In the pulsed mode of ...
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Effect the Thickness on the Electrical Properties and (I-V) Character of the (CdTe) Thin Films and Find the Efficiency of Solar Cell CdTe/CdS Ramiz Ahmed Mohamed| Dhuha Kareem Harfash| Fallah Ibrahim Mustafa|
... a p–n junction photovoltaic solar cell and is a direct band gap (2) CdTe is one of the most promising photovoltaic (PV) thin film materials for solar cell applications with the conversion efficiency ...
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"Leakage Current Reduction Causes Due to Sub-Threshold Conduction in Parasitic p-n Junction"
... The MOSFET is based on the original field-effect transistor introduced in the 70s. Figure 1.1 shows the device schematic for a MOSFET. The invention of the power MOSFET was partially driven by the restrictions of bipolar ...
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Electrical characteristics of silicon-doped GaAs lateral p-n junctions
... Indirect tunnelling involving real localised states was proposed by Yajima and Esaki [29] and further expanded upon by Chynoweth et al [30]. The later authors proposed that the energy loss mechanism was phonon emission, ...
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Characterization of SnxSey /SnO2: Co p-n junction deposited by spray pyrolysis for photovoltaic application
... The photovoltaic effect was first discovered in 1839 by French physicist A.E Becquerel (Greg, 2002). However, it was not until 1883 that the first photovoltaic cell was built, by Charles Fritts (Chapin et al., 1954), who ...
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Electrochemical Preparation of Bilayer p-n Junction of n-CdS / p-P3HT
... its n-type behaviour which can form heterojunctions with p-type ...Since p-type CdS is very difficult to be fabricated because of strong self-compensation effect due to the sulfur vacancies and the ...
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Study On Noise Attenuation Of Multi-Cylinder Diesel Engine With Existing And Modified Muffler
... JUNCTIONS There are two types of junctions used in bond graph viz.a S-Junction 1 junction b P- Junction 0 Junction aS- JUNCTION shown in the following figure Fig.. The constitutive law f[r] ...
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Structure of 2 chloro N (p tolyl)propanamide
... Compound 1a and 1b both crystallize with one molecule in the asymmetric unit in the orthorhombic space group Pbca and exhibit normal bond lengths and angles compared to similar compounds ...
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Shell structure, emerging collectivity, and valence p-n interactions
... function of neutron number for light nuclei with sharp peaks at Z=N. This clear trend (see the scale) is not expected in heavy nuclei because of the Coulomb force and the spin-orbit force which brings unique ...
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Optimization of ion implantation using trim software for the formation of shallow n+/p junction in germanium substrate
... One of the process involve in manufacturing CMOS devices is the fabrication of the pn junction. Two major processes that will be employed in the fabrication of pn junction are ion implantation and thermal ...
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Study on the Theoretical Limitation of the Mid Infrared PbSe N+ P Junction Detectors at High Operating Temperature
... PbSe junction is simulated for a quantum effi- ciency of 75% and 100%, λ is the wavelength of the incident radiation, q is the charge of the carrier, h is Planck’s constant, c is the speed of light, k is ...
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