Robert A Lazenby
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Explore the profile of Robert A Lazenby including associated specialties, affiliations and a list of published articles.
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Articles
21
Citations
126
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Recent Articles
11.
Zhang X, Lazenby R, Wu Y, White R
Anal Chem
. 2019 Aug;
91(17):11467-11473.
PMID: 31393110
In this paper, we adapt the electrochemical, aptamer-based (E-AB) sensor platform to develop colorimetric aptamer-based sensors using a closed-bipolar electrode (C-BPE) system. The C-BPE E-AB sensors provide quantitative detection of...
12.
Santos-Cancel M, Lazenby R, White R
ACS Sens
. 2018 May;
3(6):1203-1209.
PMID: 29762016
In this manuscript, we employ the technique intermittent pulse amperometry (IPA) to interrogate equilibrium and kinetic target binding to the surface of electrochemical, aptamer-based (E-AB) sensors, achieving as fast as...
13.
Lai S, Lazenby R, Kirkman P, Unwin P
Chem Sci
. 2018 Mar;
6(2):1126-1138.
PMID: 29560200
The nucleation and growth of metal nanoparticles (NPs) on surfaces is of considerable interest with regard to creating functional interfaces with myriad applications. Yet, key features of these processes remain...
14.
Lazenby R, Macazo F, Wormsbecher R, White R
Anal Chem
. 2017 Nov;
90(1):903-911.
PMID: 29185715
Membrane protein channels employed as stochastic sensors offer large signal-to-noise ratios and high specificity in single molecule binding measurements. Stochastic events in a single ion channel system can be measured...
15.
Tan S, Lazenby R, Bano K, Zhang J, Bond A, Macpherson J, et al.
Phys Chem Chem Phys
. 2017 Mar;
19(13):8726-8734.
PMID: 28317963
Heterogeneous electron transfer (ET) processes at electrode/electrolyte interfaces are of fundamental and applied importance and are extensively studied by a range of electrochemical techniques, all of which have various attributes...
16.
Maddar F, Lazenby R, Patel A, Unwin P
Phys Chem Chem Phys
. 2016 Oct;
18(38):26404-26411.
PMID: 27711627
The electro-oxidation of nicotinamide adenine dinucleotide (NADH) is studied at bare surfaces of highly oriented pyrolytic graphite (HOPG) and semi-metallic polycrystalline boron-doped diamond (pBDD). A comparison of these two carbon...
17.
Perry D, Momotenko D, Lazenby R, Kang M, Unwin P
Anal Chem
. 2016 Apr;
88(10):5523-30.
PMID: 27108872
Nanopipettes are widely used in electrochemical and analytical techniques as tools for sizing, sequencing, sensing, delivery, and imaging. For all of these applications, the response of a nanopipette is strongly...
18.
Zhang G, Guell A, Kirkman P, Lazenby R, Miller T, Unwin P
ACS Appl Mater Interfaces
. 2016 Mar;
8(12):8008-16.
PMID: 26953499
A new method for transferring chemical vapor deposition (CVD)-grown monolayer graphene to a variety of substrates is described. The method makes use of an organic/aqueous biphasic configuration, avoiding the use...
19.
Kang M, Perry D, Kim Y, Colburn A, Lazenby R, Unwin P
J Am Chem Soc
. 2015 Aug;
137(34):10902-5.
PMID: 26264494
There is considerable interest in understanding the interaction and activity of single entities, such as (electro)catalytic nanoparticles (NPs), with (electrode) surfaces. Through the use of a high bandwidth, high signal/noise...
20.
Paulose Nadappuram B, McKelvey K, Byers J, Guell A, Colburn A, Lazenby R, et al.
Anal Chem
. 2015 Feb;
87(7):3566-73.
PMID: 25719392
The fabrication and use of a multifunctional electrochemical probe incorporating two independent carbon working electrodes and two electrolyte-filled barrels, equipped with quasi-reference counter electrodes (QRCEs), in the end of a...