AbdulRahman Ghannoum

Dr. AbdulRahman Ghannoum

Chemical Engineering, Qatar University, Doha, Ad Dawḩah, Qatar
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Research Focus & Metrics

Academic Career Length

11Years (2016-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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19 May 2016 in Advanced Materials
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Journal Article
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JFJing Fu
Jing Fu
FHFathy Mohamed Hassan
Fathy Mohamed Hassan
JLJingde Li
Jingde Li
DLDong Un Lee
Dong Un Lee
AbdulRahman GhannoumAbdulRahman Ghannoum
AbdulRahman Ghannoum
ZCZhongwei Chen
Zhongwei Chen

13 July 2016 in ACS Applied Materials & Interfaces
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Journal Article
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AbdulRahman GhannoumAbdulRahman Ghannoum
AbdulRahman Ghannoum
RNRyan C. Norris
Ryan C. Norris
KIKrishna Iyer
Krishna Iyer
LZLiliana Zdravkova
Liliana Zdravkova
AYAiping Yu
Aiping Yu
PNPatricia M. Nieva
Patricia M. Nieva

14 November 2017 in ACS Applied Materials & Interfaces
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Journal Article
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AbdulRahman GhannoumAbdulRahman Ghannoum
AbdulRahman Ghannoum
PNPatricia Nieva
Patricia Nieva
AYAiping Yu
Aiping Yu
AKAmir Khajepour
Amir Khajepour

1 April 2020 in Journal of Energy Storage
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Journal Article
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AbdulRahman GhannoumAbdulRahman Ghannoum
AbdulRahman Ghannoum
PNPatricia Nieva
Patricia Nieva

1 October 2016
Verified
Conference Paper
Closed access
AbdulRahman GhannoumAbdulRahman Ghannoum
AbdulRahman Ghannoum
KIKrishna Iyer
Krishna Iyer
PNPatricia Nieva
Patricia Nieva
AKAmir Khajepour
Amir Khajepour
In this paper we present the implementation of a novel lithium ion pouch cell monitoring system that utilizes an optical fiber sensor (OFS). The OFS allows for direct optical interaction of near infrared light with graphite during its electrochemical lithiation process. This sensing system has been tested over multiple partial and full cycles showing repeatable signals that can be directly correlated with the lithiation of graphite. The results suggest that this sensor can function independently in determining the state of lithiation of graphite within a lithium ion battery, which can be used in a state of charge estimation algorithm.

1 October 2019
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Conference Paper
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CMChristian Modrzynski
Christian Modrzynski
VRValentin Roscher
Valentin Roscher
FRFlorian Rittweger
Florian Rittweger
AbdulRahman GhannoumAbdulRahman Ghannoum
AbdulRahman Ghannoum
PNPatricia Nieva
Patricia Nieva
KRKarl-Ragmar Riemschneider
Karl-Ragmar Riemschneider
We present optical fiber measurements for cell state determination via simultaneous observation of both electrodes of a lithium-ion-battery. The integration of fiber optics is done using commercial electrodes set up in pouch configuration. This system extends the method, shown previously for the graphite anode. Lithium iron phosphate cathodes suffer from poor optical observability due to the addition of carbon black as conductive agent. Hence, carbon black is locally replaced by an electrochromic marker additive. Transmissions through integrated fibers were monitored during battery cycling and results show that the cell state of charge directly influences both transmission signals. Optical data can be utilized as a parameter independent of electrical measurements to estimate the state of charge.