Shah, A, Gordon, NC, Pheel, L, Wareham, DW
No abstract available.
Ultrasonic friction power during Al wire wedge-wedge bonding (2009)
Shah, A., Gaul, H., Schneider-Ramelow, M., Reichl, H., Mayer, M., Zhou, Y.
Al wire bonding, also called ultrasonic wedge-wedge bonding, is a microwelding process used extensively in the microelectronics industry for interconnections to integrated circuits. The bonding wire...
A methodology for indexing and retrieval of information from XML document (2008)
M. Shoaib, Shazia Arshad, A. Shah, Amjad Ali
Abstract The XML documents having markup elements are increasing vividly on the World Wide Web. Now the exigency is that how these documents could be used for the welfare of our posterity so that...
"It is therefore important to examine the issue of equity in sharing of benefits from watershed projects, focusing on common property land as well as water resources. It is however important to...
Moner-Girona, M., Aulich, H., Ahm, P., Adelmann, P., Bounia, A., Fabre, E., ...
The main aim of this policy-support document is to attract policy-makers attention in renewable energies deployment, offering to energy and development stakeholders an alternative subsidy-scheme to...
Cortical Involvement in the Recruitment of Wrist Muscles (2008)
Robert Ajemian, Daniel Bullock, Stephen Grossberg, J Neurophysiol, M. M. Churchl, K. V. Shenoy, ...
You might find this additional information useful... This article cites 51 articles, 35 of which you can access free at:
Python, Martin, Vallat-Sauvain, Evelyne, Bailat, Julien, Dominé, Didier, Fesquet, Luc, Shah, Arvind, ...
In the present paper, the structural and electrical performances of microcrystalline silicon (μc-Si:H) single junction solar cells co-deposited on a series of substrates having different surface...
1 Operators of the Temporal Object System and their Implementation (2007)
A. Shah, F. Fotouhi, W. Grosky, J. Al-muhtadi
We proposed a Temporal Object System (TOS) which maintains changes to both the structure and the state of an object in a temporal fashion (Shah, 1992; Fotouhi et al, 1992a; Fotouhi, et al, 1992b;...
Yuli Zhou (ed, G. M. Papadopoulos, A. Vezza, G. A. Boughton, ...
The Computation Structures Group is interested in general-purpose parallel computation.
CMS physics technical design report, volume II: Physics performance (2007)
Bayatian, G. L., Chatrchyan, S., Hmayakyan, G., Sirunyan, A. M., Adam, W., Bergauer, T., ...
CMS is a general purpose experiment, designed to study the physics of pp collisions at 14 TeV at the Large Hadron Collider ( LHC). It currently involves more than 2000 physicists from more than 150...
Dynamic regulation of the large exocytotic fusion pore in pancreatic acinar cells (2007)
Larina, O., Bhat, P., Pickett, J. A., Launikonis, B. S., Shah, A., Kruger, W. A., ...
Loss of granule content during exocytosis requires the opening of a fusion pore between the secretory granule and plasma membrane. In a variety of secretory cells, this fusion pore has now been shown...
Temperature dependence of the conductivity in large-grained boron-doped ZnO films (2007)
Yeop Myong, S., Steinhauser, J., Schlüeter, R., Faÿ, S., Vallat-Sauvaina, E., Shah, A., ...
The temperature dependence of the conductivity is investigated as a function of boron doping in large-grained, degenerate polycrystalline ZnO films prepared by low-pressure chemical vapor deposition....
Micromorph solar cell optimization using a Zno layer as intermediate reflector (2006)
Dominé, D., Bailat, J., Steinhauser, J., Shah, A., Ballif, C.
Miazza, C., Wyrsch, N., Choong, G., Dunand, S., Ballif, C., Shah, A., ...
Numerical Simulation of Microcrystalline Silicon Growth on Structured Substrate (2006)
Python, M., Vallat-Sauvain, E., Bailat, J., Ballif, C., Shah, A.
Proton-induced degradation of Thin-Film Microcrystalline Silicon Solar Cells (2006)
Meillaud, F., Vallat-Sauvain, E., Niquille, X., Dubey, M., Shah, A., Ballif, C.
This paper investigates the stability of dilution series of pin and nip microcrystalline silicon solar cells under low-energy proton irradiation (E = 405 keV). Variation of electrical parameters,...
Faÿ, S., Feitknecht, L., Schlüchter, R., Kroll, U., Vallat-Sauvain, E., Shah, A.
Doped ZnO layers deposited by low-pressure chemical vapour deposition technique have been studied for their use as transparent contact layers for thin-film silicon solar cells. Surface roughness of...
The following resources related to this article are available online at
Shah, A., Meier, J., Buechel, A., Kroll, U., Steinhauser, J., Meillaud, F., ...
Production volume of PV modules increases at > 35% per year, but one is yet far from making a global impact on energy supply. One of the obstacles is given by the present high production costs of PV...
Despeisse, M., Saramad, S., Ballif, C., Dunand, S., Jarron, P., Morse, J., ...
The electron beam induced current (EBIC) technique was used to characterize a 32 μm thick hydrogenated amorphous silicon n-i-p diode deposited on top of an ASIC, containing several channels of...
TFA pixel sensor technology for vertex detectors (2006)
Jarron, P., Moraes, D., Despeisse, M., Dissertori, G., Dunand, S., Kaplon, J., ...
Pixel microvertex detectors at the SLHC and a future linear collider face very challenging issues: extreme radiation hardness, cooling design, interconnections density and fabrication cost. As an...
Efficiency limits for single-junction and tandem solar cells (2006)
Meillaud, F., Shah, A., Droz, C., Vallat-Sauvain, E., Miazza, C.
Basic limitations of single-junction and tandem p-n and p-i-n diodes are established from thermodynamical considerations on radiative recombination and semi-empirical considerations on the classical...
Determination of Raman emission cross-section ratio in microcrystalline silicon (2006)
Vallat-Sauvain, E., Droz, C., Meillaud, F., Bailat, J., Shah, A., Ballif, C.
The determination of the crystalline volume fraction from the Raman spectra of microcrystalline silicon involves the knowledge of a material parameter called the Raman emission cross-section ratio y....
Radiation hardness of amorphous silicon particle sensors (2006)
Wyrsch, N., Miazza, C., Dunand, S., Ballif, C., Shah, A., Despeisse, M., ...
Recent Development of Solar Cells on Low-Cost Plastic Substrates (2005)
Bailat, J., Terrazzoni-Daudrix, V., Guillet, J., Freitas, F., Niquille, X., Shah, A., ...
Influence of pixel configuration on dark current of vertically integrated a-Si:H diodes (2005)
Miazza, C., Dunand, S., Choong, G., Wyrsch, N., Shah, A., Ballif, C., ...
Light-Induced Degradation of Thin-Film Microcrystalline Silicon Solar Cells (2005)
Meillaud, F., Vallat-Sauvain, E., Niquille, X., Dubey, M., Shah, A., Ballif, C.
LIGHT- INDUCED DEGRADATION OF THIN FILM AMORPHOUS AND MICROCRYSTALLINE SILICON SOLAR CELLS (2005)
Meillaud, F., Vallat-Sauvain, E., Niquille, X., Dubey, M., Bailat, J., Shah, A., ...
Effect of Rough ZnO Layers in Improving Performances of Microcrystalline Silicon Solar Cell (2005)
Steinhauser, J., Feitknecht, L., Faÿ, S., Schlüchter, R., Shah, A., Ballif, C., ...
Vertical integration of hydrogenated amorphous silicon devices on CMOS circuits (2005)
Wyrsch, N., Miazza, C., Ballif, C., Shah, A., Blanc, N., Kaufmann, R., ...
Radiation hard amorphous silicon particle sensors (2005)
Wyrsch, N., Miazza, C., Dunand, S., Ballif, C., Shah, A., Despeisse, M., ...
Vallat-Sauvain, E., Bailat, J., Meier, J., Niquille, X., Kroll, U., Shah, A.
Hydrogenated microcrystalline silicon (μc-Si:H) layers about 500 nm thick were deposited in the same run on flat and rough substrates (rms = 60 nm) of various chemical nature. This study reveals...
Preliminary radiation tests of 32 µm thick hydrogenated amorphous silicon films (2005)
Despeisse, M., Jarron, P., Johansen, K. M., Moraes, D., Shah, A., Wyrsch, N.
Preliminary radiation tests of hydrogenated amorphous silicon n-i-p photodiodes deposited on a coated glass substrate are presented in this paper. These tests have been performed using a 24 GeV...
Faÿ, S., Kroll, U., Bucher, C., Vallat-Sauvain, E., Shah, A.
Zinc oxide (ZnO) is now often used as a transparent conductive oxide for contacts in thin-film silicon solar cells. This paper presents a study of ZnO material deposited by the low-pressure chemical...
The impact of DRMs on personal use, expectations and fair use rights (2005)
This study undertakes a review of fair dealing provisions in Australian copyright law and compares our fair dealing rights with the fair use rights under American law. It examines the impact of eight...
Development of Indiana's SPS9-A Site (2004)
The Superpave system for hot mix asphalt (HMA) design was introduced in 1995 and adopted throughout most of the USA by 2000. This system uses performance-oriented approach to materials selection and...
Biphasic demyelination of the nervous system following anti-rabies vaccination (2004)
Kulkarni, V., Nadgir, D., Tapiawala, S., Malabari, A., Kalgikar, A., Kela, R., ...
Acute Disseminated Encephalomyelitis (ADEM) is an acute or subacute condition characterized by widespread multifocal neurological deficits of variable severity. We report a case of a 45-year-old man...
Quality of i-Layer Investigated Within the Complete Solar Cells by Absorption Spectroscopy (2004)
Bailat, J., Vallat-Sauvain, E., Dubey, M., Meillaud, F., Niquille, X., Guillet, J., ...
Thin film silicon solar cell up-scaling by large-area PECVD KAI systems (2004)
Meier, J., Kroll, U., Spitznagel, J., Benagli, S., Roschek, T., Pfanner, G., ...
High-Efficiency Amorphous and "Micromorph" Silicon Solar Cells (2004)
Meier, J., Spitznagel, J., Kroll, U., Bucher, C., Faÿ, S., Moriarty, T., ...
Performance analysis of a-Si:H detectors deposited on CMOS chips (2004)
Miazza, C., Dunand, S., Wyrsch, N., Shah, A., Blanc, N., Kaufmann, R., ...
Advanced Solid State Detector Technologies for Particle Detection (2004)
Moraes, D., Despeisse, M., Jarron, P., Johansen, K. M., Kaplon, J., Miazza, C., ...
Light Trapping in Amorphous Silicon Solar Cells (2004)
Terrazzoni-Daudrix, V., Guillet, J., Ferelloc, M., Shah, A., Morf, R., Parriaux, O., ...
Enhanced Light Trapping in Thin Film Silicon Solar Cells deposited on PET and glass (2004)
Terrazzoni-Daudrix, V., Guillet, J., Niquille, X., Feitknecht, L., Freitas, F., Winkler, P., ...
Light Trapping and Optical Losses in Microcrystalline Silicon and Micromorph Solar Cells (2004)
Vanecek, M., Springer, J., Poruba, A., Kluth, O., Repman, T., Rech, B., ...
Vertically Integrated Amorphous Silicon Particle Sensors (2004)
Wyrsch, N., Miazza, C., Dunand, S., Shah, A., Moraes, D., Anelli, G., ...
Simulation of the growth dynamics of amorphous and microcrystalline silicon (2004)
Bailat, J., Vallat-Sauvain, E., Vallat, A., Shah, A.
The qualitative description of the major microstructure characteristics of microcrystalline silicon is achieved through a three-dimensional discrete dynamical growth model. The model is based on...
A Novel Low Noise Hydrogenated Amorphous Silicon Pixel Detector (2004)
Moraes, D., Anelli, G., Despeisse, M., Dissertori, G., Garrigos, A., Jarron, P., ...
Firsts results on particle detection using a novel silicon pixel detector are presented. The sensor consists of an array of 48 square pixels with 380 μm pitch based on a n-i-p hydrogenated amorphous...
Shah, A., Vanecek, M., Meier, J., Meillaud, F., Guillet, J., Fischer, D., ...
Theoretical: Limits for Jsc, Voc, FF and efficiency of single-junction solar cells and tandems are derived, as a function of E g, showing that: (1) double-junction 'micromorph' solar cells constitute...
Ballutaud, J., Bucher, C., Hollenstein, Ch., Howling, A. A., Kroll, U., Benagli, S., ...
In this article, a new treatment to reduce boron contamination of the interface between the p- and i- layer is presented. An ammonia flush, performed at 10 Pa for 1 min, after deposition of the...
Droz, C., Vallat-Sauvain, E., Bailat, J., Feitknecht, L., Meier, J., Shah, A.
A series of nip-type microcrystalline silicon (μc-Si:H) single-junction solar cells has been studied by electrical characterisation, by transmission electron microscopy (TEM) and by Raman...
Kroll, U., Bucher, C., Benagli, S., Schönbächler, I., Meier, J., Shah, A., ...
In this work, a new type of short water vapor treatment of the interface between the p- and i-layer is presented. This novel treatment is performed under vacuum below 1 mbar for 5 min and...
Amorphous solar cells, the micromorph concept and the role of VHF-GD deposition technique (2004)
Meier, J., Kroll, U., Vallat-Sauvain, E., Spitznagel, J., Graf, U., Shah, A.
During the last two decades, the Institute of Microtechnology (IMT) has contributed in two important fields to future thin-film silicon solar cell processing and design: (1) In 1987, IMT introduced...
Potential of Amorphous and Microcrystalline Silicon Solar Cells (2004)
Meier, J., Spitznagel, J., Kroll, U., Bucher, C., Faÿ, S., Moriarty, T., ...
Low pressure chemical vapour deposition (LP-CVD) ZnO as front transparent conductive oxide (TCO), developed at IMT, has excellent light-trapping properties for a-Si:H p-i-n single-junction and...
Temperature dependence of the optical absorption coefficient of microcrystalline silicon (2004)
Poruba, A., Springer, J., Mullerova, L., Purkrt, A., Vanecek, M., Wyrsch, N., ...
The optical absorption coefficient of amorphous and microcrystalline silicon was determined in a spectral range 400-3100 nm and a temperature range 77-350 K. Transmittance measurement and Fourier...
Thin-film silicon detectors for particle detection (2004)
Wyrsch, N., Dunand, S., Miazza, C., Shah, A., Anelli, G., Despeisse, M., ...
Towards Microcrystalline Silicon n-i-p Solar Cells with 10% Conversion Efficiency (2003)
Feitknecht, L., Droz, C., Bailat, J., Niquille, X., Guillet, J., Shah, A.
Imaging and Particle Sensors in Thin Film on CMOS Technology (2003)
Miazza, C., Dunand, S., Wyrsch, N., Shah, A., Blanc, N., Kaufmann, R., ...
Development of Vertically Integrated Imaging and Particle Sensors (2003)
Wyrsch, N., Miazza, C., Dunand, S., Shah, A., Blanc, N., Kaufmann, R., ...
Despeisse, M., Anelli, G., Commichau, S., Dissertori, G., Garrigos, A., Jarron, P., ...
We present the experimental results obtained with a novel monolithic silicon pixel detector which consists in depositing a n-i-p hydrogenated amorphous silicon (a-Si:H) diode straight above the...
A New Concept of Monolithic Silicon Pixel Detector: Hydrogenated Amorphous Silicon on ASIC (2003)
Jarron, P., Anelli, G., Commichau, S., Despeisse, M., Dissertori, G., Miazza, C., ...
Schönbächler, I., Benagli, S., Bucher, C., Shah, A., Ballutaud, J., Büchel, A., ...
A study of the i-layer porosity as a function of the deposition parameters by PECVD technique, is presented here. It is demonstrated in particular, that for a fixed deposition rate of 2 Å/s,...
Microstructure and Open-Circuit Voltage of n-i-p Microcrystalline Silicon Solar Cells (2003)
Bailat, J., Vallat-Sauvain, E., Feitknecht, L., Droz, C., Shah, A.
The microstructure and open-circuit voltage of n-i-p microcrystalline silicon solar cells were discussed. A mixed phase layer consisting of amorphous plus microcrystalline material was observed at...
Kuendig, J., Goetz, M., Shah, A., Gerlach, L., Fernandez, E.
The paper reports on the effects of a proton irradiation campaign on a series of thin-film silicon solar cells (single- and double-junction). The effect of subsequent thermal annealing on solar cells...
Material and Solar Cell Research in Microcrystalline Silicon (2003)
Shah, A., Meier, J., Vallat-Sauvain, E., Wyrsch, N., Kroll, U., Droz, C., ...
This contribution describes the introduction of hydrogenated microcrystalline silicon (μc-Si:H) as novel absorber material for thin-film silicon solar cells. Work done at IMT Neuchâtel in...
High Rate Growth of Microcrystalline Silicon by VHF-GD at High Pressure (2003)
Graf, U., Meier, J., Kroll, U., Bailat, J., Droz, C., Vallat-Sauvain, E., ...
Microcrystalline silicon growth using very high frequency-glow discharge PECVD has been studied under conditions of high pressure and high VHF-power conditions. Hereby, the influence of the total gas...
Progress in Amorphous and Micromorph Silicon Solar Cells (2002)
Meier, J., Kroll, U., Spitznagel, J., Faÿ, S., Bucher, C., Graf, U., ...
Enhanced Light-Trapping for Micromorph Tandem Solar Cells by LP-CVD ZnO (2002)
Meier, J., Spitznagel, J., Faÿ, S., Bucher, C., Graf, U., Kroll, U., ...
Fourrier Transform Photocurrent Spectroscopy in Thin-film Silicon Solar Cells (2002)
Poruba, A., Vanecek, M., Rosa, J., Feitknecht, L., Wyrsch, N., Meier, J., ...
Microwave plasma assisted VHF-PECVD of micro-crystalline silicon (2002)
Soppe, W., Bailat, J., Droz, C., Graf, U., Kroll, U., Meier, J., ...
Improved Optical Model for Thin-film Silicon Solar Cells (2002)
Springer, J., Poruba, A., Vanecek, M., Feitknecht, L., Wyrsch, N., Meier, J., ...
Transport Path in Hydrogenated Microcrystalline Silicon (2002)
Wyrsch, N., Droz, C., Feitknecht, L., Spitznagel, J., Shah, A.
Influence of Substrate on the Microstructure of Microcrystalline Silicon Layers and Cells (2002)
Bailat, J., Vallat-Sauvain, E., Feitknecht, L., Droz, C., Shah, A.
Hydrogenated microcrystalline silicon i-layers were deposited with a fixed silane concentration on various substrates and incorporated into n-i-p solar cells. 'Average crystallinity' and detailed...
Plasma Deposition of Thin Film Silicon: Cinetics Monitored by Optical Emission Spectroscopy (2002)
Feitknecht, L., Torres, P., Zürcher, J., Shah, A.., Meier, J.
The optical emission spectroscopy technique is used to characterise the temporal behaviour of a pure silane plasma in the first 90 s after ignition of a static closed-chamber very high frequency glow...
Microcrystalline Silicon and the Impact on Micromorph Tandem Solar Cells (2002)
Meier, J., Dubail, S., Golay, S., Kroll, U., Faÿ, S., Vallat-Sauvain, E., ...
Intrinsic microcrystalline silicon opens up new ways for silicon thin-film multi-junction solar cells, the most promising being the "micromorph" tandem concept. The microstructure of entirely...
Fourier Transform Infrared Photocurrent Spectroscopy in Microcrystalline Silicon (2002)
Poruba, A., Vanecek, M., Meier, J., Shah, A.
A fast and sensitive method for measurement of spectral dependence of the optical absorption coefficient α(E) in thin films of photosensitive materials is introduced. A Fourier transform infrared...
Wyrsch, N., Droz, C., Feitknecht, L., Torres, P., Vallat-Sauvain, E., Bailat, J., ...
Undoped hydrogenated amorphous silicon layers deposited at different values of very high frequency (VHF) powers and silane to hydrogen dilution ratios possess various types of microstructures....
Microcrystalline Silicon and Micromorph Tandem Solar Cells (2002)
Shah, A., Meier, J., Vallat-Sauvain, E., Droz, C., Kroll, U., Wyrsch, N., ...
The case for thin-film silicon as one of the main future options for cost-effective photovoltaic solar cells is outlined. The limitations of present amorphous silicon (a-Si:H) solar cells are briefly...
Digitisation: David McMenemy and Amina Shah on how a tea magnate's legacy led to digitisation in Glasgow.
Improved Interface Between Front TCO and Microcrystalline Silicon p-i-n Cells (2001)
Vallat-Sauvain, E., Faÿ, S., Dubail, S., Meier, J., Bailat, J., Kroll, U., ...
Microcrystalline NIP Solar Cells Deposited at 10 A/sec by VHF-GD (2001)
Feitknecht, L., Kluth, O., Ziegler, Y., Niquille, X., Torres, P., Meier, J., ...
In the present paper, we report on thin-film microcrystalline silicon solar cells grown at high deposition rates on back-reflectors with optimized light-scattering capabilities. A single-junction...
Ziegler, Y., Daudrix, V., Droz, C., Platz, R., Shah, A., Wyrsch, N.
In the present work, several series with variation of deposition parameters such as hydrogen dilution ratio, VHF-power and plasma excitation frequency fexc have been extensively analyzed. Compared...
Microcrystalline/Micromorph Silicon Thin-Film Solar Cells Prepared by the VHF-GD Technique (2001)
Meier, J., Vallat-Sauvain, E., Dubail, S., Kroll, U., Dubail, J., Golay, S., ...
Hydrogenated microcrystalline silicon prepared at low temperatures by the glow discharge technique is examined here with respect to its role as a new thin-film photovoltaic absorber material. XRD and...
Fischer, D., Ciani, D., Closset, A., Torres, P., Kroll, U., Goetz, M., ...
First pin/pin Micromorph Modules by Laser Patterning (2000)
Golay, S., Meier, J., Dubail, S., Faÿ, S., Kroll, U., Shah, A.
Kündig, J., Goetz, M., Niquille, X., Shah, A., Vaccaro, S., Mosig, J., ...
Efficiency Enhancement of Amorphous Silicon p-i-n Solar Cells by LP-CVD ZnO (2000)
Meier, J., Kroll, U., Dubail, S., Golay, S., Dubail, J., Shah, A.
Nanotextured Thin Film Silicon Solar Cells: Optical Model (2000)
Springer, J., Poruba, A., Feifar, A., Vanecek, M., Wyrsch, N., Feitknecht, L., ...
Integration of Antennas and Solar Cells for Satellite Communications (2000)
Vaccaro, S., Torres, P., Mosig, J. R., Shah, A., Skrivervik, A. K., ...
Hydrogenated Microcrystalline Silicon: From Material to Solar Cells (2000)
Wyrsch, N., Droz, C., Feitknecht, L., Goerlitzer, M., Kroll, U., Meier, J., ...
Goerlitzer, M., Torres, P., Droz, C., Shah, A.
The aim of this communication is to show that it is possible to extend the model of the electronic transport developed for amorphous silicon (a-Si:H) to microcrystalline silicon (μc-Si:H). By...
Integrated Solar Panel Antennas (2000)
Vaccaro, S., Torres, P., Mosig, J. R., Shah, A., Skrivervik, A. K., ...
An antenna which combines solar cells and printed patches is presented. The antenna is designed so as to accommodate the solar cells that provide power to an MMIC amplifier. A 2×4 array which...
ESR and Optical Characterization of Defects in Microcrystalline Silicon (2000)
Vanecek, M., Poruba, A., Springer, J., Rosa, J., Vorlicek, V., Meier, J., ...
Wyrsch, N., Feitknecht, L., Droz, C., Torres, P., Shah, A., Poruba, A., ...
Livermore, D. M., Threlfall, E. J., Reacher, M. H., Johnson, A. P., James, D., Cheasty, T., ...
Surveillance of antibiotic resistance can be undertaken by compilation of routine data or by central testing of isolates. Routine results can be obtained cheaply and in sufficient quantities for...
Fast Deposition of a-Si:H Layers and Solar Cells in a Large-Area (40 x40 cm2) VHF-GD Reactor (1999)
Kroll, U., Fischer, D., Meier, J., Sansonnens, L., Howling, A., Shah, A.
Hydrogenated Microcrystalline Silicon for Photovoltaic Applications (1999)
Wyrsch, N., Torres, P., Goerlitzer, M., Vallat, E., Kroll, U., Shah, A., ...
Microcrystalline Silicon and Micromorph Tandem Solar Cells (1999)
Keppner, H., Meier, J., Torres, P., Fischer, D., Shah, A.
'Micromorph' tandem solar cells consisting of a microcrystalline silicon bottom cell and an amorphous silicon top cell are considered as one of the most promising new thin-film silicon solar-cell...
Photovoltaic Technology: The Case for Thin-Film Solar Cells (1999)
Shah, A., Torres, P., Tscharner, R., Wyrsch, N., Keppner, H.
The advantages and limitations of photovoltaic solar modules for energy generation are reviewed with their operation principles and physical efficiency limits. Although the main materials currently...
TOPOL, E, CALIFF, R, DIAZ, R, PAOLASSO, E, AYLWARD, P, ...
Charge Transport in Microcrystalline Silicon, Relation to Thin Film Solar Cells (1998)
Kocka, J., Fejfar, A., Stuchlikova, H., Rezek, B., Poruba, A., Vanecek, M., ...
Micromorph Single-Junction and Micromorph Tandem Thin Film Silicon Solar Cells (1998)
Meier, J., Keppner, H., Dubail, S., Kroll, U., Torres, P., Pernet, P., ...
Microcrystalline and Micromorph Thin-Film Silicon Solar Cells (1998)
Meier, J., Keppner, H., Dubail, S., Ziegler, Y., Feitknecht, L., Torres, P., ...
Front Contact and Series Connection Problems of a-Si:H Solar Cells on Polymer Film Substrates (1998)
Comparison of VHF, RF and DC Plasma Excitation for a-Si:H Deposition with Hydrogen Dilution (1998)
Platz, R., Hof, C., Rech, B., Wieder, S., Payne, A., Wagner, S., ...
Light Scattering in Microcrystalline Thin Film Cells (1998)
Poruba, A., Remes, Z., Springer, J., Vanecek, M., Fejfar, A., Kocka, J., ...
Deposition of Thin-Film Silicon for Photovoltaics: Use of VHF-GD and OES (1998)
Torres, P., Kroll, U., Keppner, H., Meier, J., Sauvain, E., Shah, A.
Development of Inverted Micromorph Solar Cells (1998)
Wyrsch, N., Torres, P., Goetz, M., Dubail, S., Feitknecht, L., Cuperus, J., ...
On the Transport Properties of Microcrystalline Silicon (1998)
Feifar, A., Beck, N., Stuchlikova, H., Wyrsch, N., Torres, P., Meier, J., ...
Recent Progress in Micromorph Solar Cells (1998)
Meier, J., Dubail, S., Cuperus, J., Kroll, U., Platz, R., Torres, P., ...
"Recent Progress of the ""Micromorph"" TANDEM Solar Cells" (1997)
Fischer, D., Keppner, H., Kroll, U., Torres, P., Meier, J., Platz, R., ...
n-i-p Micromorph Solar Cells on Aluminium Substrates (1997)
Goetz, M., Torres, P., Pernet, P., Meier, J., Fischer, D., Keppner, H., ...
Electroabsorption Spectra of Hydrogenated Amorphous and Microcrystalline Silicon (1997)
Jiang, L., Schiff, E. A., Finger, F., Hapke, P., Koynov, S., Schwarz, R., ...
Keppner, H., Torres, P., Meier, J., Platz, R., Fischer, D., Kroll, U., ...
Variable Illumination Measurements of Microcrystalline Silicon Solar Cells (1997)
Merten, J., Munoz, A., Voz, C., Andreu, J., Meier, J., Torres, P., ...
Optimization of Amorphous Silicon Solar Cells on Polymer Film Substrates (1997)
Pernet, P., Felder, R., Goetz, M., Keppner, H., Fischer, D., Shah, A.
Hybrid Collectors using Thin-Film Technology (1997)
Platz, R., Fischer, D., Anna Selvan, J. A., Haller, A., Shah, A.
Improved Micromorph Tandem Cell Performance through Enhanced Top Cell Currents (1997)
Platz, R., Pellaton Vaucher, N., Fischer, D., Meier, J., Shah, A.
Microcrystalline Silicon Thin Film Cells: Differences in the Cell and Material Properties (1997)
Poruba, A., Remes, Z., Fric, J., Vanecek, M., Meier, J., Torres, P., ...
Large Area Deposition of Amorphous Photovoltaik Silicon by Very High Frequency Plasma (1997)
Sansonnens, L., Howling, A., Hollenstein, Ch., Fischer, D., Pernet, P., Shah, A.
The Fiber Texture Growth and the Surface Roughness of ZnO Thin Films (1997)
Anna Selvan, J. A., Keppner, H., Kroll, U., Cuperus, J., Shah, A., Adatte, T., ...
Recent Progress on Microcrystalline Solar Cells (1997)
Shah, A., Meier, J., Torres, P., Kroll, U., Fischer, D., Beck, N., ...
Microcrystalline Silicon Solar Cells at Higher Deposition Rates by the VHF-GD (1997)
Torres, P., Meier, J., Goetz, M., Beck, N., Kroll, U., Keppner, H., ...
Fast Deposited Microcrystalline Silicon Solar Cells (1997)
Torres, P., Meier, J., Kroll, U., Beck, N., Keppner, H., Shah, A., ...
Potential of VHF-Plasmas for Low-Cost Production of a-Si:H Solar Cells (1997)
Kroll, U., Shah, A., Keppner, H., Meier, J., Torres, P., Fischer, D.
"High Efficiency Thin-Film Solar Cells by the ""Micromorph"" Concept" (1997)
Meier, J., Dubail, S., Platz, R., Torres, P., Kroll, U., Anna Selvan, J. A., ...
Fast Deposition of µc-Si:H by Restrictive Dilution and Enhanced HF-Power (1997)
Torres, P., Keppner, H., Meier, J., Kroll, U., Beck, N., Shah, A.
Ash vaporization in circulating fluidized bed coal combustion. (1996)
LIND, T, KAUPPINEN, EI, Maenhaut, Willy, SHAH, A, HUGGINS, F
A new Type of Cylindrical a-Si:H X-Ray Detector (1996)
Link, D., Keppner, H., Chabloz, P., Shah, A., ...
The Micromorph Solar Cell: Extending a-Si:H Technology towards Thin Film Crystalline Silicon (1996)
Fischer, D., Dubail, S., Anna Selvan, J. A., Pellaton Vaucher, N., Platz, R., Hof, Ch., ...
Scope of VHF Plasma Deposition for Thin-Film Silicon Solar Cells (1996)
Keppner, H., Kroll, U., Torres, P., Meier, J., Fischer, D., Goetz, M., ...
Scope of VHF Plasma Deposition for Thin-Film Silicon Solar Cells (1996)
Keppner, H., Kroll, U., Torres, P., Meier, J., Fischer, D., Shah, A.
Keppner, H., Kroll, U., Torres, P., Meier, J., Platz, R., Fischer, D., ...
On the Way towards High-Efficiency Thin Film Silicon Solar Cells by the 'Micromorph' Concept (1996)
Meier, J., Torres, P., Platz, R., Dubail, S., Kroll, U., Anna Selvan, J. A., ...
Intrinsic Microcrystalline Silicon Material (µc-Si:H) for Thin Film Solar Cells (1996)
Meier, J., Torres, P., Platz, R., Dubail, S., Kroll, U., Anna Selvan, J. A., ...
High Efficiency Thin-Film Solar Cells by the "Micromorph" Concept (1996)
Meier, J., Torres, P., Platz, R., Dubail, S., Kroll, U., Anna Selvan, J. A., ...
H2-Dilution vs. Buffer Layers for Increased Voc (1996)
Platz, R., Fischer, D., Hof, C., Dubail, S., Meier, J., Kroll, U., ...
Potential of VHF-Plasmas for Low-Cost Production of a-Si:H Solar Cells (1996)
Shah, A., Kroll, U., Keppner, H., Meier, J., Torres, P., Fischer, D.
Enhanced Optical Absorption in Microcrystalline Silicon (1996)
Beck, N., Vanecek, M., Meier, J., Flückiger, R., Shah, A., Pohl, J., ...
An enhanced optical absorption, compared to crystalline silicon, was observed in the above gap region together with very low defect-connected absorption in microcrystalline silicon (μc-Si:H)...
Amorphous Silicon p-i-n Diodes, deposited by the VHF-GD Process: New Experimental Results (1996)
Chabloz, P., Keppner, H., Fischer, D., Link, D., Shah, A.
a-Si:H i-layers were deposited at different substrate temperatures and plasma excitation frequencies, while the other deposition parameters were kept constant. These layers were characterised by...
Shah, A., Hubin, J., Platz, R., Goerlitzer, M., Wyrsch, N.
The concepts of lifetime and relaxation semiconductors introduced by van Roosbroeck and Casey are reconsidered for amorphous semiconductors and the effect of localized states on the...
Device Grade Microcrystalline Silicon Owing to Reduced Oxygen Contamination (1996)
Torres, P., Meier, J., Flückiger, R., Kroll, U., Anna Selvan, J. A., Keppner, H., ...
Wyrsch, N., Beck, N., Goerlitzer, M., Hof, C., Shah, A.
Using the new 'quality parameter', μoτo, the authors were able to show, for the first time, a clear correlation between transport properties of a series of a-Si:H films (grown at various deposition...
Pharmacokinetics of intravenous ciprofloxacin in normal and renally impaired subjects (1996)
Shah, A., Lettieri, J., Blum, R., Millikin, S., Sica, D., Heller, A. H.
The pharmacokinetics of intravenous ciprofloxacin and its metabolites were characterized in 42 subjects with various degrees of renal function (group 1, ClCT (mL/min/l·73m2) > 90, n =...
Silicon-Germanium Alloys: from Materials to Tandem Solar Cells (1995)
Favre, M., Pellaton, N., Goerlitzer, M., Hof, C., Wyrsch, N., ...
The 'Micromorph' Solar Cells: a New Way to High Efficiency Thin Film Silicon Solar Cells (1995)
Meier, J., Dubail, S., Fischer, D., Anna Selvan, J. A., Pellaton Vaucher, N., Platz, R., ...
Diagnostics of an Industrial Plasma Reactor for Large Area Amorphous Silicon Cells (1995)
Sansonnens, L., Franz, D., Hollenstein, Ch., Howling, A., Schmitt, J., Trulot, E., ...
Very Low Temperature Epitaxial Growth of -type Silicon for Solar Cells (1995)
Torres, P., Flückiger, R., Meier, J., Keppner, H., Kroll, U., Shklover, V., ...
Flückiger, R., Meier, J., Goetz, M., Shah, A.
Microcrystalline silicon (μc-Si:H) layers deposited by the very high-frequency-glow discharge technique at a radio-frequency excitation of 70 MHz are observed to be basically slightly 〈n〉 type....
Structural, Optical and Electrical Properties of µc-SiC:H Thin Films Deposited by the VHF-GD (1995)
Flückiger, R., Meier, J., Shah, A., Pohl, J., Tzolov, M., Carius, C.
Hubin, J., Shah, A., Sauvain, E., Pipoz, P.
Reasonable consistency between experimental data for the ambipolar diffusion length and experimental data for the photoconductivity is demonstrated for steady-state measurements performed on a-Si:H...
Thin Film Silicon Solar Cells: A Review and Selected Trends (1995)
Shah, A., Platz, R., Keppner, H.
A case is developed for considering silicon as the prime medium-term candidate for semiconductor photovoltaic cells; the reason is based on other materials not being abundantly available, highly...
Intrinsic Microcrystalline Silicon (µc-Si:H)- a Promising New Thin Film Solar Cell Material (1994)
Meier, J., Dubail, S., Flückiger, R., Fischer, D., Keppner, H., Shah, A.
The compensation of the dangling-bond space charge in amorphous silicon p-i-n solar cells by graded, low-level doping in the intrinsic layer is discussed and demonstrated experimentally. Carrier...
Complete Microcrystalline p-i-n Solar Cell-Crystalline or Amorphous Cell Behavior (1994)
Meier, J., Flückiger, R., Keppner, H., Shah, A.
Complete μc-Si:H p-i-n solar cells have been prepared by the very high frequency glow discharge method. Up to now, intrinsic μc-Si:H has never attracted much attention as a photovoltaic active...
Shah, A., Lettieri, J., Kaiser, L., Echols, R., Heller, A. H.
Comparative pharmacokinetics of iv and oral ciprofloxacin was studied in 24 healthy male subjects given 400 mg iv tds or 750 mg po bd in a randomized, doubleblind, placebo controlled, crossover...
SHAH, A., MAYBERRY, J. F., WILLIAMS, G., HOLT, P., LOFT, D. E., RHODES, J.
One hundred and sixty-two of 182 patients with coeliac disease provided satisfactory details of family size and the prevalence of coeliac disease and inflammatory bowel disease among their...
Telangiectatic osteosarcoma of the spine: a case report
Amritanand, R., Venkatesh, K., Cherian, R., Shah, A., Sundararaj, G. D.
Telangiectatic osteosarcoma (TOS) of the spine is rare accounting for only 0.08% of all primary osteosarcomas. Though a well described radio-pathological entity it is not often thought of as a cause...
Childhood leukaemia: long-term excess mortality and the proportion ‘cured'
Shah, A, Stiller, C A, Kenward, M G, Vincent, T, Eden, T O B, Coleman, M P
Survival from childhood leukaemia has increased, but the proportion of children cured is unknown. The proportion ‘cured' is defined as the proportion of survivors for whom, as a group, there is no...
Increasing incidence of childhood leukaemia: a controversy re-examined
We provide evidence of a gradual increase in the incidence of childhood leukaemia over the twentieth century from examination of trends in both incidence and mortality in England and Wales. We...
Survival from bladder cancer in England and Wales up to 2001
Shah, A, Rachet, B, Mitry, E, Cooper, N, Brown, C M, Coleman, M P