TY - JOUR A1 - Kim, H C A1 - Fthenakis, V M T1 - Comparative life-cycle energy payback analysis of multi-junction a-SiGe and nanocrystalline/a-Si modules. Y1 - 2011/03/ N1 - R833334 JF - PROGRESS IN PHOTOVOLTAICS J1 - PROG PHOTOVOLTAICS VL - 19 IS - 2 SP - 228 EP - 239 ER - TY - CONF A1 - Fthenakis, V A1 - Kim, H C A1 - Gualtero, S A1 - Bourtsalas, A T1 - Nanomaterials in PV manufacture: some life cycle environmental and health considerations. Y1 - 2009/06/7-12 N1 - R833334 ER - TY - CONF A1 - Fthenakis, V T1 - Nanomaterials in PV manufacture:some life cycle environmental and health considerations. Y1 - 2009/06/7-12 N1 - R833334 ER - TY - CONF A1 - Kim, H C T1 - Comparative LCA of nanotechnolgies in thin-film PV devices. Y1 - 2009/11/5-6 N1 - R833334 ER - TY - CONF A1 - Fthenakis, V A1 - Gualtero, S A1 - van, D A1 - Kim, H C T1 - Comparative life-cycle analysis of photovoltaics based on nano-materials: a proposed framework. Y1 - 2008// N1 - R833334 PB - Materials Research Society ER - TY - CONF A1 - Fthenakis, V A1 - Gualtero, S A1 - van der Meulen, R A1 - Kim, H C T1 - Environmental implications of nanostructured photovoltaics:a comparative life-cycle analysis framework. Y1 - 2008// N1 - R833334 VL - 1041 SP - 25 EP - 32 ER -