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A. Process Analytical Techniques

Image analysis framework with focus evaluation for in situ characterisation of particle size and shape attributes
Cardona Javier, Ferreira Carla, McGinty John, Hamilton, Andrew, Agimelen Okpeafoh S, Cleary Alison, Atkinson Robert, Michie Craig, Marshall Stephen, Chen Yi-Chieh, Sefcik Jan, Andonovic Ivan, Tachtatzis Christos
Chemical Engineering Science, 2018, Vol 191, 208-231
Novel utilisation of a circular multi‑reflection cell applied to materials ageing experiments
DA Knox; AK King; ED McNaghten; SJ Brooks; PA Martin and SM Pimblott
Applied Physics B, 2015, 119, 55 - 64
 

A1. Non-invasive Raman spectrometry

Automated cosmic spike filter optimized for process Raman spectroscopy
Mozharov S, Nordon A, Littlejohn D and Marquardt B
Applied Spectroscopy, 2012, 66, 1326-1333
Comparison of calibration methods for the monitoring of fluorobenzene batch reaction using low-field F-19 NMR, H-1 NMR, NIR and raman spectrometries
Nordon A, Meunier C, McGill C A, Littlejohn D
Applied Spectroscopy, 2002, 56, 515-520
Comparison of in-line NIR, Raman and UV-Visable spectrometries and at-line NMR spectrometry for the monitoring of an esterification reaction
McGill C A, Nordon A, Littlejohn D,
Analyst, 2002, 127, 287-292
Comparison of non-invasive NIR and Raman spectrometries for determination of alcohol content of spirits
Nordon A, Mills A, Burn R T, Cusick F M and Littlejohn D
Analytica Chimica Acta,, 2005, 548, 148-158
Comparison of the determination of a low-concentration active ingredient in pharmaceutical tablets by backscatter and transmission Raman spectrometry
Townshend A, Nordon A, Littlejohn D, Myrick M, Andrews J and Dallin P
Analytical Chemistry, 2012, 84, 4671-4676
Enantioselective Raman spectroscopy (esR) for distinguishing between the enantiomers of 2-butanol
Rullich CC, Kiefer J
Analyst, 2018, DOI: 10.1039/C8AN00705E
Improved method for kinetic studies in microreactors using flow manipulation and non-invasive Raman spectrometry
Mozharov S, Nordon A, Littlejohn D, Wiles C, Watts P, Dallin P and Girkin JM
Journal of the American Chemical Society, 2011, 133, 3601-3608
In situ monitoring of powder blending by non-invasive Raman spectrometry with wide area illumination
Allan P, Bellamy L, Nordon A, Littlejohn D, Andrews J and Dallin P
Journal of Pharmaceutical and Biomedical Analysis, 2013, 76, 28 - 35
Investigation of factors affecting isolation of needle-shaped particles in a vacuum agitated filter drier through non-invasive measurements by Raman spectometry
Hamilton P, Littlejohn D, Nordon A, Sefcik J, Slavin P, J Andrews and Dallin P
Chemical Engineering Science, 2013, 101, 878-885
Non-invasive analysis in micro-reactors using Raman spectrometry with a specially designed probe
Mozharov S, Nordon A, Girkin JM and Littlejohn D
Lab on a Chip, 2010, 10, 2101-2107
Numerical model for predicting experimental effects in enantioselective Raman spectroscopy
Jungst N, Williamson AP, Kiefer J,
Applied Physics B, 2017, 123, 128, 15
Simultaneous acquisition of the polarized and deploarized Raman signal with single detector
Kiefer J
Analytical Chemistry, 2017, 89, 5725-5728
Spatially and angularly resolved spectroscopy for in-situ estimation of concentration and particle size in colloidal suspensions
Chen Yi-Chieh, Foo David, Dehanov Nicolau, Thennadil Suresh N
Analytical and Bioanalytical Chemistry, 2017, 409, 6975-6988
Studies of particle drying using non-invasive Raman spectrometry and particle size analysis
Hamilton P, Littlejohn D, Nordon A, Sefcik J, Slavin P, Dallin P and Andrews J
Analyst, 2011, 136, 2168-2174
Universal enantiomeric discrimination by Raman spectroscopy
Kiefer J, Noack K
Analyst, 2015, 140, 1787-1790
 

A2 Particle size effects in Raman and NIR

Effect of particle properties of powders on the generation and transmission of Raman scattering
Townshend A, Nordon A, Littlejohn D, Andrews J and Dallin P
Analytical Chemistry, 2012, 84, 4665-4670
Effect of particle size distribution on spatially and angularly resolved diffuse reflectance measurement
Chen Yi-Chieh, Tiernan-Vandermotten Sarra, Lue Leo, Ferreira Carla Sofia, Sefcik Jan, Thannadil Suresh
European Pharamaceutical Review, 2018, 23, 34-37
Effects of particle size and cohesive properties on mixing studied by non-contact NIR
Bellamy LJ, Nordon A and Littlejohn D
Int. J. Pharm, 2008, 361, 87-91
Quantitative analysis of powder mixtures by Raman spectrometry: the influence of particle size and its correction
Chen Z, Li L, Jin J, Nordon A, Littlejohn D, Yang J, Zhang J and Yu R
Analytical Chemistry, 2012, 84, 4088-4094
Real-time monitoring of powder mixing in a convective blender using non-invasive reflectance NIR spectrometry
Bellamy LJ, Nordon A and Littlejohn D
Analyst, 2008, 133, 58-64
Simulation of diffuse reflectance for characterisation of particle suspensions
Thomson K, Stoliarskaia D, Tiernan-Vandermotten S, Lue L, Chen Y
SPIE - Optical Diagnostics and Sensing XV11 - Toward Point of Care Diagnostics, 2017,
17/02/17

A3. Transmission NIR spectrometry/Raman spectrometry

Alternative measurement configurations for extracting bulk optical properties using an integrating sphere set-up,
Thennadeil S N, Chen Y-C
Applied Spectroscopy, 2017, 71, 224
Comparison of the determination of a low-concentration active ingredient in pharmaceutical tablets by backscatter and transmission Raman spectrometry
Townshend A, Nordon A, Littlejohn D, Myrick M, Andrews J and Dallin P
Analytical Chemistry, 2012, 84, 4671-4676
Dependence of signal on depth in transmission raman spectroscopy
Matousek P, Everall N, Littlejohn D, Nordon A, Bloomfield M
Applied Spectroscopy, 2011, Vol 65, No 7, 07.2011, 724-733
Effect of particle properties of powders on the generation and transmission of Raman scattering
Townshend A, Nordon A, Littlejohn D, Andrews J and Dallin P
Analytical Chemistry, 2012, 84, 4665-4670
Variation in the transmission near-infrared signal with depth in turbid media
Kellichan N, Nordon A, Matousek P, Littlejohn D and McGeorge G
Applied Spectroscopy, 2014, 68, 383-387
 

A4. Scattering and radiative transfer theory for NIR

Alternative measurement configurations for extracting bulk optical properties using an integrating sphere set-up,
Thennadeil S N, Chen Y-C
Applied Spectroscopy, 2017, 71, 224
Alternative measurement configurations for extracting bulk optical properties using an integrating sphere setup
Thennadil N Suresh, Chen Yi-chieh
Appl. Spectrosc., 2017, Vol 71 Issue 2, 224-237
Extraction of Chemical Information of Suspensions Using Radiative Transfer Theory to Remove Multiple Scattering Effects: Application to a Model Multicomponent System
Steponavicius R and Thennadil SN
Anal. Chem., 2011, 83, 1931-1937
Relationship between the Kubelka-Munk scattering and radiative transfer coefficients
Thennadil SN
J. Opt. Soc. Am. A, 2008, 25, 1480-1485
 

A5. ATR-MIR spectrometry

Butanol as a potential biofuel: A spectroscopic study of its blends with n-decane and diesel
Lampe AI, Dittmar AK, Heyen C, Kiefer J
Fuel, 2018, 222, 312-318
Characterization of gasoline/ethanol blends by infrared and excess infrared spectroscopy
Corsetti S, Zehentbauer FM, McGloin D, Kiefer J
Fuel, 2015, 141, 136-142
Detection of counterfeit Scotch whisky samples using MIR spectrometry with an ATR probe incorporating polycrystalline silver halide fibres
McIntyre AC, Bilyk ML, Nordon A, Colquhoun G and Littlejohn D
Analytica Chimica Acta, 2011, 690, 228-233
In-line monitoring of esterification using a miniaturised mid-infrared spectrometer
McGill C A, Ferguson R H, Donoghue K, Nordon A and Littlejohn D
Analyst, 2003, 128, 1467-1470
Investigating the feasibility of mid infrared spectroscopy for monitoring an industrial de-racemization biotransformation process
Gardner P, Arnold SA, Brown F, Carr R, Nordon A, Harvey LM and McNeil B.
Analytica Chimica Acta,, 2012, 779, 50-55
Monitoring of an esterification reaction by on-line direct liquid sampling mass spectrometry and in-line mid infrared spectrometry with an attenuated total reflectance probe
Owen A W, McAulay E A J, Nordon A, Littlejohn D, Lynch T P, Lancaster S J, Wright R G
Analytica Chimica Acta,, 2014,
14.08.2014

A6. Low field NMR spectrometry

Comparison of calibration methods for the monitoring of fluorobenzene batch reaction using low-field F-19 NMR, H-1 NMR, NIR and raman spectrometries
Nordon A, Meunier C, McGill C A, Littlejohn D
Applied Spectroscopy, 2002, 56, 515-520
Comparison of in-line NIR, Raman and UV-Visable spectrometries and at-line NMR spectrometry for the monitoring of an esterification reaction
McGill C A, Nordon A, Littlejohn D,
Analyst, 2002, 127, 287-292
Consideration of some sampling problems in the on-line analysis of batch processes by low-field NMR spectrometry
Nordon A, Diez-Lazaro A, Wong CWL, McGill CA, Littlejohn D, Weerasinghe M, Mamman DA, Hitchman ML and Wilkie J
Analyst, 2008, 133, 339-347
Determination of Ethylene Oxide Content of Polyether Polyols by Low-Field 1H Nuclear Magnetic Resonance Spectrometry
Nordon A, Meunier C, Carr R H, Gemperline P J, and Littlejohn D
Analytica Chimica Acta,, 2002, 472, 133-140
Evaluation of low-field nuclear magnetic resonance spectrometry for at-line process analysis
Nordon A, McGill C A, Littlejohn D
Applied Spectroscopy, 2002, 56, 75-82
Potential Applications of At-line Process Analysis by NMR Spectrometry
Nordon A, McGill C A, Littlejohn D
Journal of Process and Analytical Chemistry, 2001, 39-41
Process NMR Spectroscopy
Nordon A, McGill C A, Littlejohn D
Analyst, 2001, 126, 260-272
Quantitative analysis of low-field NMR signals in the time domain
Nordon A, Gemperline P J, McGill C A, Littlejohn D
Analytical Chemistry, 2001, 73, 4286-4294
 

A7. Ultrasonics and acoustic emission spectrometry

A theoretical investigation of chirp insonifcation of ultrasound contrast agents
Barlow E, Mulholland AJ, Gachagan A and Nordon A
Ultrasonics, 2011, 51, 725-733
Analysis of the Rayleigh-Plesset equation with chirp excitation
Barlow E, Mulholland AJ, Gachagan A, Nordon A and Macpherson KG
IMA J. Appl. Math., 2009, 74, 20-34
Estimating particle concentration using passive ultrasonic measurement of impact vibrations
Carson G, Mulholland AJ, Nordon A, Tramontana N, Gachagan A and Hayward G
IEEE T. Ultrason. Ferrer., 2009, 56, 345-352
Factors affecting broadband acoustic emission measurements of a heterogeneous reaction
Nordon A, Carella Y, Gachagan A, Littlejohn D and Hayward G
Analyst, 2006, 131, 323-330
Monitoring of a heterogeneous reaction by acoustic emission
Nordon A, Waddell R J H, Bellamy L J, Gachagan A, McNab D, Littlejohn D and Hayward G
Analyst, 2004, 129, 463-467
Non-invasive monitoring of the mixing of pharmaceutical powders by broadband acoustic emission
Allan P, Ballamy LJ, Nordon A and Littlejohn D
Analyst, 2010, 135, 518-524
Particle sizing using passive ultrasonic measurement of particle–wall impact vibrations
Carson G, Mulholland AJ, Nordon A, Tramontana M, Gachagan A and Hayward G
Journal of Sound and Vibration, 2008, 317, 142-157
System modelling and device development for passive acoustic monitoring of a particulate-liquid process
Tramontana M, Gachagan A, Nordon A, Littlejohn D, O'Leary R and Mulholland A
Elsevier, Sensors and Actuators A:Physical, 2015, 228, 159-169
Theoretical analysis of ultrasonic vibration spectra from multiple particle-plate impacts
Carson G, Mulholland AJ, Nordon A, Gachagan A and Hayward G
IEEE T. Ultrason. Ferrer., 2009, 56, 1034-1041
 

A8. Process mass spectrometry

Monitoring of an esterification reaction by on-line direct liquid sampling mass spectrometry and in-line mid infrared spectrometry with an attenuated total reflectance probe
Owen A W, McAulay E A J, Nordon A, Littlejohn D, Lynch T P, Lancaster S J, Wright R G
Analytica Chimica Acta,, 2014, 14.08.2014
On-line detection and quantification of trace impurities in vaporisable samples by direct liquid introduction process mass spectrometry
Owen A W, Nordon A, Littlejohn D, Lynch T P, S J Lancaster, R G Wright
Analytical Methods, 2014, Vol 6, No 20, 01.01.2014, Pg 8148 - 8153