Artikel

Froehlich, Kristina ; Scheuerlein, Martin Christoph ; Ali, Mubarak ; Nasir, Saima ; Ensinger, Wolfgang (2021)
Enhancement of heavy ion track-etching in polyimide membranes with organic solvents.
In: Nanotechnology, 33 (4)
doi: 10.1088/1361-6528/ac2f5a
Artikel, Bibliographie

Nasir, Saima ; Ali, Mubarak ; Ramirez, Patricio ; Froehlich, Kristina ; Cervera, Javier ; Mafe, Salvador ; Ensinger, Wolfgang (2021)
Ionic conduction through single-pore and multipore polymer membranes in aprotic organic electrolytes.
In: Journal of Membrane Science, 635
doi: 10.1016/j.memsci.2021.119505
Artikel, Bibliographie

Ali, Mubarak ; Nasir, Saima ; Froehlich, Kristina ; Ramirez, Patricio ; Cervera, Javier ; Mafe, Salvador ; Ensinger, Wolfgang (2021)
Size‐Based Cationic Molecular Sieving through Solid‐State Nanochannels.
In: Advanced Materials Interfaces
doi: 10.1002/admi.202001766
Artikel, Bibliographie

Froehlich, Kristina ; Nasir, Saima ; Ali, Mubarak ; Ramirez, Patricio ; Cervera, Javier ; Mafe, Salvador ; Ensinger, Wolfgang (2020)
Fabrication of soft-etched nanoporous polyimide membranes for ionic conduction and discrimination.
In: Journal of Membrane Science, 617
doi: 10.1016/j.memsci.2020.118633
Artikel, Bibliographie

Ramirez, Patricio ; Cervera, Javier ; Ali, Mubarak ; Nasir, Saima ; Ensinger, Wolfgang ; Mafe, Salvador (2020)
Impact of Surface Charge Directionality on Membrane Potential in Multi-ionic Systems.
In: The Journal of Physical Chemistry Letters, 11 (7)
doi: 10.1021/acs.jpclett.0c00554
Artikel, Bibliographie

Nasir, Saima ; Ali, Mubarak ; Ahmed, Ishtiaq ; Niemeyer, Christof M. ; Ensinger, Wolfgang (2020)
Phosphoprotein Detection with a Single Nanofluidic Diode Decorated with Zinc Chelates.
In: ChemPlusChem, 85 (3)
doi: 10.1002/cplu.202000045
Artikel, Bibliographie

Ali, Mubarak ; Nasir, Saima ; Ahmed, Ishtiaq ; Niemeyer, Christof M. ; Ensinger, Wolfgang (2020)
Biomolecular Detection with a Single Nanofluidic Diode Decorated with Metal Chelates.
In: ChemPlusChem
doi: 10.1002/cplu.202000045
Artikel, Bibliographie

Ali, Mubarak ; Ramirez, Patricio ; Nasir, Saima ; Cervera, Javier ; Mafe, Salvador ; Ensinger, Wolfgang (2019)
Ionic circuitry with nanofluidic diodes.
In: Soft Matter, 15 (47)
doi: 10.1039/C9SM01654F
Artikel, Bibliographie

Ramirez, Patricio ; Manzanares, José A. ; Cervera, Javier ; Gomez, Vicente ; Ali, Mubarak ; Nasir, Saima ; Ensinger, Wolfgang ; Mafe, Salvador (2019)
Surface charge regulation of functionalized conical nanopore conductance by divalent cations and anions.
In: Electrochimica Acta, 325
doi: 10.1016/j.electacta.2019.134914
Artikel, Bibliographie

Ramirez, Patricio ; Cervera, Javier ; Gomez, Vicente ; Ali, Mubarak ; Nasir, Saima ; Ensinger, Wolfgang ; Mafe, Salvador (2019)
Modulation of current-time traces by two-pore arrangements of polyimide nanofluidic diodes.
In: Applied Physics Letters, 115 (18)
doi: 10.1063/1.5125042
Artikel, Bibliographie

Nasir, Saima ; Ali, Mubarak ; Cervera, Javier ; Gomez, Vicente ; Hamza Ali Haider, M. ; Ensinger, Wolfgang ; Mafe, Salvador ; Ramirez, Patricio (2019)
Ionic transport characteristics of negatively and positively charged conical nanopores in 1:1, 2:1, 3:1, 2:2, 1:2, and 1:3 electrolytes.
In: Journal of Colloid and Interface Science, 553
doi: 10.1016/j.jcis.2019.06.061
Artikel, Bibliographie

Ramirez, Patricio ; Cervera, Javier ; Gomez, Vicente ; Ali, Mubarak ; Nasir, Saima ; Ensinger, Wolfgang ; Mafe, Salvador (2019)
Membrane potential of single asymmetric nanopores: Divalent cations and salt mixtures.
In: Journal of Membrane Science, 573
doi: 10.1016/j.memsci.2018.12.043
Artikel, Bibliographie

Ali, Mubarak ; Ahmed, Ishtiaq ; Nasir, Saima ; Duznovic, Ivana ; Niemeyer, Christof M. ; Ensinger, Wolfgang (2018)
Potassium-induced ionic conduction through a single nanofluidic pore modified with acyclic polyether derivative.
In: Analytica Chimica Acta, 1039
doi: 10.1016/j.aca.2018.07.056
Artikel, Bibliographie

Ali, Mubarak ; Ahmed, Ishtiaq ; Ramirez, Patricio ; Nasir, Saima ; Mafe, Salvador ; Niemeyer, Christof M. ; Ensinger, Wolfgang (2018)
Lithium Ion Recognition with Nanofluidic Diodes through Host–Guest Complexation in Confined Geometries.
In: Analytical Chemistry, 90 (11)
doi: 10.1021/acs.analchem.8b00902
Artikel, Bibliographie

Ensinger, Wolfgang ; Ali, Mubarak ; Nasir, Saima ; Duznovic, Ivana ; Trautmann, Christina ; Toimil-Molares, Maria Eugenia ; Distefano, Giuseppa R. ; Laube, Bodo ; Bernhard, Max ; MikoschWersching, Melanie ; Schlaak, Helmut F. ; El Khoury, Mario (2018)
The iNAPO Project: biomimetic nanopores for a new generation of lab-on-chip micro sensors.
In: International Journal of Theoretical and Applied Nanotechnology
doi: 10.11159/ijtan.2018.004
Artikel, Bibliographie

Gomez, Vicente ; Ramirez, Patricio ; Cervera, Javier ; Ali, Mubarak ; Nasir, Saima ; Ensinger, Wolfgang ; Mafe, Salvador (2018)
Concatenated logic functions using nanofluidic diodes with all-electrical inputs and outputs.
In: Electrochemistry Communications, 88
doi: 10.1016/j.elecom.2018.01.016
Artikel, Bibliographie

Ali, Mubarak ; Ramirez, Patricio ; Nasir, Saima ; Cervera, Javier ; Mafe, Salvador ; Ensinger, Wolfgang (2017)
Tetraalkylammonium Cations Conduction through a Single Nanofluidic Diode: Experimental and Theoretical Studies.
In: Electrochimica Acta, 250
doi: 10.1016/j.electacta.2017.08.078
Artikel, Bibliographie

Ali, Mubarak ; Ahmed, Ishtiaq ; Ramirez, Patricio ; Nasir, Saima ; Cervera, Javier ; Mafe, Salvador ; Niemeyer, Christof M. ; Ensinger, Wolfgang (2017)
Cesium-Induced Ionic Conduction through a Single Nanofluidic Pore Modified with Calixcrown Moieties.
In: Langmuir, 33 (36)
doi: 10.1021/acs.langmuir.7b02368
Artikel, Bibliographie

Ali, Mubarak ; Ahmed, Ishtiaq ; Ramirez, Patricio ; Nasir, Saima ; Mafe, Salvador ; Niemeyer, Christof M. ; Ensinger, Wolfgang (2017)
A redox-sensitive nanofluidic diode based on nicotinamide-modified asymmetric nanopores.
In: Sensors and Actuators B: Chemical, 240
doi: 10.1016/j.snb.2016.09.061
Artikel, Bibliographie

Ali, Mubarak ; Ramirez, Patricio ; Duznovic, Ivana ; Nasir, Saima ; Mafe, Salvador ; Ensinger, Wolfgang (2017)
Label-free histamine detection with nanofluidic diodes through metal ion displacement mechanism.
In: Colloids and Surfaces B: Biointerfaces, 150
doi: 10.1016/j.colsurfb.2016.11.038
Artikel, Bibliographie

Ramirez, Patricio ; Cervera, Javier ; Gomez, Vicente ; Ali, Mubarak ; Nasir, Saima ; Ensinger, Wolfgang ; Mafe, Salvador (2017)
Optimizing Energy Transduction of Fluctuating Signals with Nanofluidic Diodes and Load Capacitors.
In: Small, 14 (18)
doi: 10.1002/smll.201702252
Artikel, Bibliographie

Ali, Mubarak ; Nasir, Saima ; Ensinger, Wolfgang (2016)
Stereoselective detection of amino acids with protein-modified single asymmetric nanopores.
In: Electrochimica Acta, 215
Artikel, Bibliographie

Cervera, Javier ; Ramirez, Patricio ; Gomez, Vicente ; Nasir, Saima ; Ali, Mubarak ; Ensinger, Wolfgang ; Stroeve, Pieter ; Mafe, Salvador (2016)
Multipore membranes with nanofluidic diodes allowing multifunctional rectification and logical responses.
In: Applied Physics Letters, 108 (25)
Artikel, Bibliographie

Ramirez, P. ; Gomez, V. ; Cervera, J. ; Nasir, Saima ; Ali, Mubarak ; Ensinger, Wolfgang ; Siwy, Z. ; Mafe, S. (2016)
Voltage-controlled current loops with nanofluidic diodes electrically coupled to solid state capacitors.
In: RSC Advances, 6 (60)
Artikel, Bibliographie

Ali, Mubarak ; Ahmed, Ishtiaq ; Ramirez, Patricio ; Nasir, Saima ; Niemeyer, Christof M. ; Mafe, Salvador ; Ensinger, Wolfgang (2016)
Label-Free Pyrophosphate Recognition with Functionalized Asymmetric Nanopores.
In: Small, 12 (15)
doi: 10.1002/smll.201600160
Artikel, Bibliographie

Gomez, Vicente ; Cervera, Javier ; Nasir, Saima ; Ali, Mubarak ; Ensinger, Wolfgang ; Mafe, Salvador ; Ramirez, Patricio (2016)
Electrical network of nanofluidic diodes in electrolyte solutions: Connectivity and coupling to electronic elements.
In: Electrochemistry Communications, 62
doi: 10.1016/j.elecom.2015.10.022
Artikel, Bibliographie

Ali, Mubarak ; Ahmed, Ishtiaq ; Ramirez, Patricio ; Nasir, Saima ; Cervera, Javier ; Niemeyer, Christof M. ; Ensinger, Wolfgang (2016)
Fluoride-induced modulation of ionic transport in asymmetric nanopores functionalized with “caged” fluorescein moieties.
In: Nanoscale, 8 (16)
doi: 10.1039/C6NR00292G
Artikel, Bibliographie

Ramirez, Patricio ; Gomez, Vicente ; Cervera, Javier ; Nasir, Saima ; Ali, Mubarak ; Ensinger, Wolfgang ; Mafe, Salvador (2015)
Energy conversion from external fluctuating signals based on asymmetric nanopores.
In: Nano Energy, 16
doi: 10.1016/j.nanoen.2015.07.013
Artikel, Bibliographie

Ali, Mubarak ; Ahmed, Ishtiaq ; Nasir, Saima ; Ramirez, Patricio ; Niemeyer, Christof M. ; Mafe, Salvador ; Ensinger, Wolfgang (2015)
Ionic Transport through Chemically Functionalized Hydrogen Peroxide-Sensitive Asymmetric Nanopores.
In: ACS Applied Materials & Interfaces, 7 (35)
Artikel, Bibliographie

Gomez, Vicente ; Ramirez, Patricio ; Cervera, Javier ; Nasir, Saima ; Ali, Mubarak ; Ensinger, Wolfgang ; Mafe, Salvador (2015)
Charging a Capacitor from an External Fluctuating Potential using a Single Conical Nanopore.
In: Scientific Reports, 5
Artikel, Bibliographie

Ali, Mubarak ; Nasir, Saima ; Ensinger, Wolfgang (2015)
Bioconjugation-induced ionic current rectification in aptamer-modified single cylindrical nanopores.
In: Chemical Communications, 51 (16)
Artikel, Bibliographie

Gomez, Vicente ; Ramirez, Patricio ; Cervera, Javier ; Nasir, Saima ; Ali, Mubarak ; Ensinger, Wolfgang ; Mafe, Salvador (2015)
Converting external potential fluctuations into nonzero time-average electric currents using a single nanopore.
In: Applied Physics Letters, 106 (7)
Artikel, Bibliographie

Nguyen, Quoc Hung ; Ali, Mubarak ; Nasir, Saima ; Ensinger, Wolfgang (2015)
Transport properties of track-etched membranes having variable effective pore-lengths.
In: Nanotechnology, 26 (48)
Artikel, Bibliographie

Ali, Mubarak ; Ramirez, Patricio ; Nasir, Saima ; Nguyen, Quoc-Hung ; Ensinger, Wolfgang ; Mafe, Salvador (2014)
Current rectification by nanoparticle blocking in single cylindrical nanopores.
In: Nanoscale, 6 (18)
Artikel, Bibliographie

Nasir, Saima ; Ali, Mubarak ; Ramirez, Patricio ; Gomez, Vicente ; Oschmann, Bernd ; Muench, Falk ; Nawaz Tahir, Muhammad ; Zentel, Rudolf ; Mafe, Salvador ; Ensinger, Wolfgang (2014)
Fabrication of Single Cylindrical Au-Coated Nanopores with Non-Homogeneous Fixed Charge Distribution Exhibiting High Current Rectifications.
In: ACS Applied Materials & Interfaces, 6 (15)
Artikel, Bibliographie

Ali, Mubarak ; Ramirez, Patricio ; Nasir, Saima ; Nguyen, Quoc-Hung ; Ensinger, Wolfgang ; Mafe, Salvador (2014)
Nanoparticle-induced rectification in a single cylindrical nanopore: Net currents from zero time-average potentials.
In: Applied Physics Letters, 104 (4)
doi: 10.1063/1.4863511
Artikel, Bibliographie

Ali, Mubarak ; Nasir, Saima ; Ramirez, Patricio ; Cervera, Javier ; Mafe, Salvador ; Ensinger, Wolfgang (2013)
Carbohydrate-Mediated Biomolecular Recognition and Gating of Synthetic Ion Channels.
In: The Journal of Physical Chemistry C, 117 (35)
Artikel, Bibliographie

Ali, Mubarak ; Nasir, Saima ; Ahmed, Ishtiaq ; Fruk, Ljiljana ; Ensinger, Wolfgang (2013)
Tuning nanopore surface polarity and rectification properties through enzymatic hydrolysis inside nanoconfined geometries.
In: Chemical Communications, 49 (78)
Artikel, Bibliographie

Nasir, Saima ; Ramirez, Patricio ; Ali, Mubarak ; Ahmed, Ishtiaq ; Fruk, Ljiljana ; Mafe, Salvador ; Ensinger, Wolfgang (2013)
Nernst-Planck model of photo-triggered, pH-tunable ionic transport through nanopores functionalized with "caged" lysine chains.
In: The Journal of Chemical Physics, 138 (3)
doi: 10.1063/1.4775811
Artikel, Bibliographie

Ali, Mubarak ; Nasir, Saima ; Ramirez, Patricio ; Cervera, Javier ; Mafe, Salvador ; Ensinger, Wolfgang (2012)
Calcium Binding and Ionic Conduction in Single Conical Nanopores with Polyacid Chains: Model and Experiments.
In: ACS Nano, 6 (10)
Artikel, Bibliographie

Nasir, Saima ; Ali, Mubarak ; Ensinger, Wolfgang (2012)
Thermally controlled permeation of ionic molecules through synthetic nanopores functionalized with amine-terminated polymer brushes.
In: Nanotechnology, 23 (22)
Artikel, Bibliographie

Ali, Mubarak ; Ramirez, Patricio ; Nguyen, Hung Quoc ; Nasir, Saima ; Cervera, Javier ; Mafe, Salvador ; Ensinger, Wolfgang (2012)
Single Cigar-Shaped Nanopores Functionalized with Amphoteric Amino Acid Chains: Experimental and Theoretical Characterization.
In: ACS Nano, 6 (4)
Artikel, Bibliographie

Ali, Mubarak ; Nasir, Saima ; Ramirez, Patricio ; Ahmed, Ishtiaq ; Nguyen, Quoc Hung ; Fruk, Ljiljana ; Mafe, Salvador ; Ensinger, Wolfgang (2012)
Optical Gating of Photosensitive Synthetic Ion Channels.
In: Advanced Functional Materials, 22 (2)
Artikel, Bibliographie

Ali, Mubarak ; Nasir, Saima ; Nguyen, Quoc Hung ; Sahoo, Jugal Kishore ; Tahir, Muhammad Nawaz ; Tremel, Wolfgang ; Ensinger, Wolfgang (2011)
Metal Ion Affinity-based Biomolecular Recognition and Conjugation inside Synthetic Polymer Nanopores Modified with Iron–Terpyridine Complexes.
In: Journal of the American Chemical Society, 133 (43)
doi: 10.1021/ja205042t
Artikel, Bibliographie

Buchkapitel

Ali, Mubarak ; Nasir, Saima ; Nguyen, Q. H. ; Neumann, R. ; Ensinger, Wolfgang
Hrsg.: Edel, J. ; Albrecht, T. (2012)
Biochemical Sensing with Chemically Modified Synthetic Ion Channels.
In: Nanopores for Bioanalytical Applications: Proceedings of the International Conference
Buchkapitel, Bibliographie

Alcaraz, A. ; Ali, Mubarak ; Ensinger, Wolfgang ; Mafe, S. ; Münch, Falk ; Nasir, Saima ; Ramirez, P.
Hrsg.: Edel, J. ; Albrecht, T. (2012)
Biomimetic Nanopores with Amphoteric Amino Acid Groups. Effects of a pH Gradient on the Ionic Conductance and Selectivity.
In: Nanopores for Bioanalytical Applications: Proceedings of the International Conference
Buchkapitel, Bibliographie

Nguyen, Q. H. ; Ali, Mubarak ; Nasir, Saima ; Ensinger, Wolfgang
Hrsg.: Edel, J. ; Albrecht, T. (2012)
Fabrication of Nanochannel Arrays for the Selective Transport of Ionic Species.
In: Nanopores for Bioanalytical Applications: Proceedings of the International Conference
Buchkapitel, Bibliographie

Nasir, Saima ; Ali, Mubarak ; Nguyen, Q. H. ; Ensinger, Wolfgang
Hrsg.: Edel, J. ; Albrecht, T. (2012)
Stimuli-triggered Permeation of Ionic Analytes Through Nanopores Functionalised with Responsive Molecules.
In: Nanopores for Bioanalytical Applications: Proceedings of the International Conference
Buchkapitel, Bibliographie

Konferenzveröffentlichung

Ensinger, Wolfgang ; Ali, Mubarak ; Nasir, Saima ; Duznovic, Ivana ; Trautmann, Christina ; Toimil-Molares, Maria Eugenia ; Distefano, Giuseppa R. ; Laube, Bodo ; Bernhard, Max ; Mikosch-Wersching, Melanie ; Schlaak, Helmut F. ; El Khoury, Mario (2017)
The iNAPO Project: Biomimetic Nanopores for a New Generation of Lab-on-Chip Micro Sensors.
2nd World Congress on Recent Advances in Nanotechnology (RAN’17). Barcelona, Spanien (04.04.2017-06.04.2017)
doi: 10.11159/icnnfc17.141
Konferenzveröffentlichung, Bibliographie

Ensinger, Wolfgang ; Thiel, Gerhard ; Duznovic, Ivana ; Nasir, Saima ; Ali, Mubarak (2016)
iNAPO – Ion conducting nanopores in polymer foils chemically modified for biomolecular sensing.
World Congress on Recent Advances in Nanotechnology (RAN’16). Prague (01.04.2016-02.04.2016)
Konferenzveröffentlichung, Bibliographie

Dissertation

Nasir, Saima (2014)
Stimuli-Triggered Ionic and Molecular Transport through Track-Etched Nanopores.
Technische Universität Darmstadt
Dissertation, Erstveröffentlichung