Defne Apul

ORCID: 0000-0003-0753-1106
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About
Contact & Profiles
Research Areas
  • Urban Stormwater Management Solutions
  • Photovoltaic Systems and Sustainability
  • Environmental Impact and Sustainability
  • Wastewater Treatment and Reuse
  • Chalcogenide Semiconductor Thin Films
  • Perovskite Materials and Applications
  • Quantum Dots Synthesis And Properties
  • Water-Energy-Food Nexus Studies
  • Water Systems and Optimization
  • Sustainable Building Design and Assessment
  • Asphalt Pavement Performance Evaluation
  • Recycled Aggregate Concrete Performance
  • Soil and Unsaturated Flow
  • Recycling and Waste Management Techniques
  • Concrete and Cement Materials Research
  • Environmental and Social Impact Assessments
  • Water resources management and optimization
  • Heavy metals in environment
  • Aquatic Ecosystems and Phytoplankton Dynamics
  • solar cell performance optimization
  • Child Nutrition and Water Access
  • Urban Heat Island Mitigation
  • Sustainability and Ecological Systems Analysis
  • Recycling and utilization of industrial and municipal waste in materials production
  • Energy and Environment Impacts

University of Toledo
2012-2021

University of Wisconsin–Platteville
2020

University of Utah
2015

American Society For Engineering Education
2015

University of New Hampshire
2004-2006

Michigan Technological University
2004-2005

University of New Hampshire at Manchester
2003-2005

This technoeconomic analysis shows that perovskite solar cells can emerge as a cost leader in photovoltaic power generation.

10.1039/c7ee00757d article EN Energy & Environmental Science 2017-01-01

A PK<sub>Sn,Pb</sub>/PK<sub>Pb</sub> tandem was found to be the most promising PV technology for lowering environmental impacts from solar PVs.

10.1039/c7ee01650f article EN Energy & Environmental Science 2017-01-01

Carbon (C) cycling in Lake Superior was studied within the Keweenaw Interdisciplinary Transport Experiment (KITES) project to assess (1) whether lake is net heterotrophic, (2) sources, sinks and residence time for dissolved organic carbon (DOC), (3) importance of terrigenous C subsidies, (4) factors limiting flow through bacteria. During 3 years fieldwork, measurements were made spatial temporal distributions pools rates photosynthesis, community respiration, bacterial production....

10.1029/2003jc002230 article EN Journal of Geophysical Research Atmospheres 2005-06-01

Two-terminal tandem perovskite (PK) cells are considered a promising option for future photovoltaic (PV) market due to the rapid improvements in their power conversion efficiencies. However, large-scale adoption requires better understanding on energy performance of these PVs. In this paper, life-cycle consumptions two-terminal solar consisting lead-based PK top prepared bottom copper indium gallium selenide, zinc tin and monocrystalline silicon evaluated. The payback time (EPBT) return...

10.1109/jphotov.2017.2768961 article EN IEEE Journal of Photovoltaics 2017-11-22

Rainwater harvesting (RWH) is being used more often today as a water supply and stormwater management green infrastructure (GI). In recent years, GIs in urban engineering have gained attention due to their lower lifecycle costs—in both implementation operation phases—rather than traditional gray approaches. The research described the present paper compared of RWH systems approaches previously designed part long-term control plan (LTCP) for combined sewer overflow (CSO) Toledo, Ohio....

10.1061/jswbay.0000805 article EN Journal of Sustainable Water in the Built Environment 2015-10-27

With solar photovoltaics (PV) playing an increasing role in our global energy market, it is now timely and critical to understand the end of life management panels. Recycling panels can be important pathway, possibly recovering a considerable amount materials adding economic benefits from currently installed Yet, date, costs recycling, especially when externality resulting environmental pollution are considered, largely unknown. In this study, we quantified private recycling crystalline...

10.3390/en13143650 article EN cc-by Energies 2020-07-15

Summary Current aggregate and top‐down approaches in life cycle sustainability assessment (LCSA) generally fail to account for spatial, temporal, emergent behavioral dynamics simultaneously during the inventory stage. We discuss key characteristics captured by complex system (agent‐based modeling [ABM] particular) context of LCSA. It is understood that integrating ABM, can be addressed propose a general concept integrate ABM into current building standards. then use hypothetical example...

10.1111/jiec.12666 article EN publisher-specific-oa Journal of Industrial Ecology 2017-09-25

This paper discusses the modeling of anion and cation leaching from complex matrixes such as weathered steel slag. The novelty method is its simultaneous application theoretical models for solubility, competitive sorption, surface precipitation phenomena to a system. Selective chemical extractions, pH dependent experiments, geochemical were used investigate thermodynamic equilibrium 12 ions (As, Ca, Cr, Ba, SO4, Mg, Cd, Cu, Mo, Pb, V, Zn) with aqueous complexes, soluble solids, sorptive...

10.1021/es0486521 article EN Environmental Science & Technology 2005-06-28

An ex-ante life cycle inventory was developed for single walled carbon nanotube (SWCNT) PV cells, including a laboratory-made 1% efficient device and an aspirational 28% four-cell tandem device. The environmental impact of unit energy generation from the mono-Si technology used as reference point. Compared to monocrystalline Si (mono-Si), impacts SWCNT ∼18 times higher due mainly short lifetime three years. However, even with same lifetime, cell had lower than mono-Si. effects efficiency on...

10.1021/acs.est.6b06272 article EN Environmental Science & Technology 2017-02-24

Given the expansion of urban agriculture (UA), we need to understand how this system provides ecosystem services, including foundational societal needs such as social cohesion, i.e., people’s willingness cooperate with one another. Although cohesion in UA has been documented, there is no framework for its emergence and it can be modeled within a sustainability framework. In study, address literature gap by showing popular cascade services model modified include structures. We then transform...

10.3390/su10040998 article EN Sustainability 2018-03-28
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