The educators of the Department of Computing, Mathematics, and Physics at Messiah frequently publish and present quality scholarship in their field and in the context of their vibrant Christian faith.

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Submissions from 2020

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Thermal conductivity-structure-processing relationships for amorphous nano-porous organo-silicate thin films, Hari Harikrishna, Scott T. Huxtable, Ira Ben Shir, Shifi Kababya, Asher Schmidt, Dhanadeep Dutta, Ming Liu, David Gidley, William A. Lanford, and Niklas Hellgren

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Effect of etching on the oxidation of zinc selenide surfaces characterized by X-ray photoelectron spectroscopy, Niklas Hellgren, Megan A. Steves, Jeffrey Shallenberger, Sarah K. O'Boyle, Emily Mellott, and Alison R. Noble

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Analytic Threads - Annual Newsletters 2014-2020, Messiah University

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Zinc selenide analyzed by XPS, Jeffrey R. Shallenberger and Niklas Hellgren

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Microstructure and materials properties of understoichiometric TiBx thin films grown by HiPIMS, Jimmy Thörnberg, Justinas Palisaitis, Niklas Hellgren, Fedor F. Klimashin, Naureen Ghafoor, Igor Zhirkov, Clio Azina, Jean Luc Battaglia, and Andrzej Kusiak

Submissions from 2019

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High-power impulse magnetron sputter deposition of TiBx thin films: Effects of pressure and growth temperature, Niklas Hellgren, Jimmy Thörnberg, Igor Zhirkov, Maurico A. Sortica, Ivan Petrov, J. E. Greene, Lars Hultman, and Johanna Rosen

Development of a water Cherenkov detector prototype with wavelength shifters and silicon photomultiplier readout, Abaz Kryemadhi, Brandon Weindorf, Aeowyn Kendall, Trieu Luu, and Harry Hawbecker

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A Glimpse of God through Mathematics, Douglas Phillippy

Submissions from 2018

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Features of the Structure, Development, and Activity of the Zebrafish Noradrenergic System Explored in New CRISPR Transgenic Lines, Matthew J. Farrar, Kristine E. Kolkman, and Joseph R. Fetcho

Probabilistic consequences of some polynomial recurrences, Paweł Hitczenko and Amanda Lohss

A LYSO crystal array readout by silicon photomultipliers as compact detector for space applications, A. Kryemadhi, L. Barner, A. Grove, J. Mohler, and A. Roth

Initiation of standardized depression screening in college health: A quality improvement project, Kristen Slabaugh, Shannon Harris, and Samuel Wilcock

Submissions from 2017

Immediate Regrafting of the Split Thickness Skin Graft Donor Site Assists Healing, Brian P. Bradow, Geoffrey G. Hallock, and Samuel P. Wilcock

Cosmic ray topography, Matthew Bressler, Lydia Goodwin, and Abaz Kryemadhi

Performance of LYSO and CeBr3 crystals readout by silicon photomultiplier arrays as compact detectors for space based applications, A. Kryemadhi, L. Barner, A. Grove, J. Mohler, C. Sisson, and A. Roth

The software design of an intelligent water pump, Daniel Scott Weaver and Brian Nejmeh

Submissions from 2016

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Interpretation of X-ray photoelectron spectra of carbon-nitride thin films: New insights from in situ XPS, Niklas Hellgren, Richard T. Haasch, Susann Schmidt, Lars Hultman, and Ivan Petrov

Corners in tree-like tableaux, Paweł Hitczenko and Amanda Lohss

The asymptotic distribution of symbols on diagonals of random weighted staircase tableaux, Amanda Lohss

The Intelligent Water Project: Bringing understanding to water pumps in Africa, Daniel Scott Weaver, Brian Nejmeh, David Vader, and Tony Beers

Submissions from 2015

The no-reflection regime of radar detection of cosmic ray air showers, M. I. Bakunov, A. V. Maslov, A. L. Novokovskaya, and A. Kryemadhi

Characterization of blood flow in the mouse dorsal spinal venous system before and after dorsal spinal vein occlusion, Matthew J. Farrar, Jonathan D. Rubin, Darcy M. Diago, and Chris B. Schaffer

Leveraging scrum principles in collaborative, inter-disciplinary service-learning project courses, Brian Nejmeh and D. Scott Weaver

Submissions from 2014

A procedure for implanting a spinal chamber for longitudinal in vivo imaging of the mouse spinal cord, Matthew J. Farrar and Chris B. Schaffer

Gamma ray spectroscopy with a silicon photomultiplier and a LYSO crystal, Abaz Kryemadhi and Kyler Chrestay

Submissions from 2013

Prospects for radar detection of cosmic ray air showers with medium-frequency radio waves, M. I. Bakunov, A. V. Maslov, A. L. Novokovskaya, and A. Kryemadhi

Optoporation and genetic manipulation of cells using femtosecond laser pulses, Andrew A. Davis, Matthew J. Farrar, Nozomi Nishimura, Moonsoo M. Jin, and Chris B. Schaffer

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Transmission fourier transform infra-red spectroscopy investigation of structure property relationships in low-k SiOxCy:H Dielectric thin films, Sean W. King, Ebony Mays, Canay Ege, Niklas Hellgren, Jessica Xu, Han Li, and Boyan Boyanov

Submissions from 2012

Chronic in vivo imaging in the mouse spinal cord using an implanted chamber, Matthew J. Farrar, Ida M. Bernstein, Donald H. Schlafer, Thomas A. Cleland, Joseph R. Fetcho, and Chris B. Schaffer

The Si3N4/TiN Interface: 1. TiN(001) Grown and Analyzed In situ using Angle-resolved X-ray Photoelectron Spectroscopy, Richard T. Haasch, Jörg Patscheider, Niklas Hellgren, Ivan Petrov, and J. E. Greene

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The Si3N4/TiN Interface: 2. Si3N4/TiN(001) Grown with a -7 V Substrate Bias and Analyzed In situ using Angle-resolved X-ray Photoelectron Spectroscopy, Richard T. Haasch, Jörg Patscheider, Niklas Hellgren, Ivan Petrov, and J. E. Greene

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The Si3N4/TiN Interface: 3. Si3N4/TiN(001) Grown with a -150 V Substrate Bias and Analyzed In situ using Angle-resolved X-ray Photoelectron Spectroscopy, Richard T. Haasch, Jörg Patscheider, Niklas Hellgren, Ivan Petrov, and J. E. Greene

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The Si3N4/TiN Interface: 4. Si3N4/TiN(001) Grown with a -250 V Substrate Bias and Analyzed In situ using Angle-resolved X-ray Photoelectron Spectroscopy, Richard T. Haasch, Jörg Patscheider, Niklas Hellgren, Ivan Petrov, and J. E. Greene

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The Si3N4/TiN Interface: 5. TiN/Si3N4 Grown and Analyzed In situ using Angle-resolved X-ray Photoelectron Spectroscopy, Richard T. Haasch, Jörg Patscheider, Niklas Hellgren, Ivan Petrov, and J. E. Greene

The Si3N4/TiN Interface: 6. Si/TiN(001) Grown and Analyzed In situ using Angle-resolved X-ray Photoelectron Spectroscopy, Richard T. Haasch, Jörg Patscheider, Niklas Hellgren, Ivan Petrov, and J. E. Greene

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The Si3N4/TiN Interface: 7. Ti/TiN(001) Grown and Analyzed In situ using X-ray Photoelectron Spectroscopy, Richard T. Haasch, Jörg Patscheider, Niklas Hellgren, Ivan Petrov, and J. E. Greene

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The Si3N4/TiN Interface: An Introduction to a Series of Ultrathin Films Grown and Analyzed In situ using X-ray Photoelectron Spectroscopy, Richard T. Haasch, Jörg Patscheider, Niklas Hellgren, Ivan Petrov, and J. E. Greene

Submissions from 2011

The case for pair programming in the computer science classroom, Grant Braught, Tim Wahls, and L. Marlin Eby

In vivo imaging of myelin in the vertebrate central nervous system using third harmonic generation microscopy, Matthew J. Farrar, Frank W. Wise, Joseph R. Fetcho, and Chris B. Schaffer

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Electronic structure of the SiNx/TiN interface: A model system for superhard nanocomposites, Jörg Patscheider, Niklas Hellgren, Richard T. Haasch, Ivan Petrov, and J. E. Greene

Submissions from 2010

Relativistic effects in radar detection of ionization fronts produced by ultra-high energy cosmic rays, M. I. Bakunov, A. V. Maslov, A. L. Novokovskaya, and A. Kryemadhi

Short-pulse fiber lasers for Raman microscopies, F. W. Wise, W. Renninger, S. Lefrancois, K. Kieu, M. Farrar, C. Schaffer, Brian Saar, Gary Holtom, and Sunney Xie

Submissions from 2009

Erratum to: “Search for particles decaying into a Z boson and a photon in pp¯ collisions at s=1.96 TeV” [Phys. Lett. B 641 (2006) 415], Abaz Kryemadhi

The K−π+ S-wave from the D+→K−π+π+ decay, Abaz Kryemadhi

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Does hydrogen change the fullerenelike structure in C Nx thin films?, Debdulal Roy, Manish Chhowalla, Niklas Hellgren, and G. A.J. Amaratunga

Submissions from 2008

Erratum: Measurement of inclusive differential cross sections for Υ(1S) production in pp̄ collisions at s=1.96TeV (Physical Review Letters (2005) 94 (232001)), V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, M. Agelou, J. L. Agram, Abaz Kryemadhi, and M. Ahsan

Search for flavor-changing-neutral-current D meson decays, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, E. Aguilo, S. H. Ahn, and Abaz Kryemadhi

The effects of pair-programming on individual programming skill, Grant Braught, L. Marlin Eby, and Tim Wahls

Erratum to: “Measurement of the isolated photon cross section in pp¯ collisions at s=1.96 TeV” [Phys. Lett. B 639 (2006) 151], Abaz Kryemadhi

Measurement of the ratios of the Z/γ∗+⩾n jet production cross sections to the total inclusive Z/γ∗ cross section in pp¯ collisions at s=1.96 TeV, Abaz Kryemadhi

Search for the lightest scalar top quark in events with two leptons in pp¯ collisions at s=1.96 TeV, Abaz Kryemadhi

Continuous feedback pedagogical patterns, Kathleen A. Larson, Frances P. Trees, and D. Scott Weaver

Study of Cabibbo suppressed decays of the Ds+ charmed-strange meson involving a KS0, J. M. Link, P. M. Yager, J. C. Anjos, I. Bediaga, C. Castromonte, A. A. Machado, J. Magnin, A. Massafferri, Abaz Kryemadhi, and I. M. Pepe

Submissions from 2007

Multivariate searches for single top quark production with the D0 detector, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, M. Agelou, J. L. Agram, Abaz Kryemadhi, and M. Alexeev

Measurement of the W boson helicity in top quark decays at D0, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, M. Agelou, E. Aguilo, Abaz Kryemadhi, and M. Alexeev

Experimental discrimination between charge 2e/3 top quark and charge 4e/3 exotic quark production scenarios, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, M. Agelou, S. H. Ahn, Abaz Kryemadhi, and G. D. Alexeev

Combined D0 measurements constraining the CP-violating phase and width difference in the Bs0 system, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, E. Aguilo, S. H. Ahn, Abaz Kryemadhi, and G. D. Ahsan

Search for production of single top quarks via tcg and tug flavor-changing-neutral-current couplings, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, E. Aguilo, S. H. Ahn, Abaz Kryemadhi, and G. D. Ahsan

Direct observation of the strange b Baryon Ξb, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, E. Aguilo, S. H. Ahn, Abaz Kryemadhi, and G. D. Alexeev

Evidence for production of single top quarks and first direct measurement of |Vtb|, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, E. Aguilo, S. H. Ahn, Abaz Kryemadhi, and G. D. Alexeev

Lifetime difference and CP-violating phase in the Bs0 system, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, E. Aguilo, S. H. Ahn, Abaz Kryemadhi, and G. D. Alexeev

Measurement of the charge asymmetry in semileptonic Bs0 decays, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, E. Aguilo, S. H. Ahn, Abaz Kryemadhi, and G. D. Alexeev

Measurement of the pp̄→tt̄+X production cross section at s=1.96TeV in the fully hadronic decay channel, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, E. Aguilo, S. H. Ahn, Abaz Kryemadhi, and G. D. Alexeev

Measurement of the shape of the boson rapidity distribution for pp̄→Z/γ*→e+e-+X events produced at s of 1.96 TeV, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, E. Aguilo, S. H. Ahn, Abaz Kryemadhi, and G. D. Alexeev

Measurement of the top quark mass in the lepton+jets channel using the ideogram method, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, E. Aguilo, S. H. Ahn, Abaz Kryemadhi, and G. D. Alexeev

Measurement of the tt̄ production cross section in pp̄ collisions using dilepton events, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, E. Aguilo, S. H. Ahn, Abaz Kryemadhi, and G. D. Alexeev

Measurement of the Λb0 lifetime using semileptonic decays, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, E. Aguilo, S. H. Ahn, Abaz Kryemadhi, and G. D. Alexeev

Measurement of the Λb lifetime in the exclusive decay Λb→J/ψΛ, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, E. Aguilo, S. H. Ahn, Abaz Kryemadhi, and G. D. Alexeev

Properties of L=1 B1 and B2* mesons, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, E. Aguilo, S. H. Ahn, Abaz Kryemadhi, and G. D. Alexeev

Search for Bs0→μ+μ- decays at D0, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, E. Aguilo, S. H. Ahn, Abaz Kryemadhi, and G. D. Alexeev

Search for stopped gluinos from pp̄ collisions at s=1.96TeV, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, E. Aguilo, S. H. Ahn, Abaz Kryemadhi, and G. D. Alexeev

Search for techniparticles in e+jets events at D0, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, E. Aguilo, S. H. Ahn, Abaz Kryemadhi, and G. D. Alexeev

Search for third-generation scalar leptoquarks in pp̄ collisions at s=1.96TeV, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, E. Aguilo, S. H. Ahn, Abaz Kryemadhi, and G. D. Alexeev

Study of the decay Bs0→Ds(*)Ds(*), V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, E. Aguilo, S. H. Ahn, Abaz Kryemadhi, and G. D. Alexeev

Zγ production and limits on anomalous ZZγ and Zγγ couplings in p over(p, ̄) collisions at sqrt(s) = 1.96 TeV, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, E. Aguilo, S. H. Ahn, Abaz Kryemadhi, and G. D. Alexeev

Measurement of the tt̄ production cross section in pp̄ collisions at s=1.96TeV using kinematic characteristics of lepton+jets events, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, E. Aguilo, S. H. Ahn, Abaz Kryemadhi, and G. D. Pepe

Search for a Higgs boson produced in association with a Z boson in p over(p, ̄) collisions, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, E. Aguilo, S. H. Ahn, Abaz Kryemadhi, and G. D. Pepe

Search for the pair production of scalar top quarks in the acoplanar charm jet final state in p over(p, ̄) collisions at sqrt(s) = 1.96 TeV, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, E. Aguilo, S. H. Ahn, Abaz Kryemadhi, and G. D. Pepe

A non-parametric approach to measuring the K−π+ amplitudes in D+→K−K+π+ decay, Abaz Kryemadhi

Dalitz plot analysis of the D+→K−π+π+ decay in the FOCUS experiment, Abaz Kryemadhi

Measurement of the top quark mass in the dilepton channel, Abaz Kryemadhi

Search for single production of scalar leptoquarks in pp¯ collisions decaying into muons and quarks with the D0 detector, Abaz Kryemadhi

Study of the D0→π-π+π-π+ decay, J. M. Link, P. M. Yager, J. C. Anjos, I. Bediaga, C. Castromonte, A. A. Machado, J. Magnin, A. Massafferri, Abaz Kryemadhi, and I. M. Ahsan

Submissions from 2006

The upgraded DØ detector, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, D. L. Adams, M. Adams, T. Adams, M. Agelou, Abaz Kryemadhi, and S. N. Alexeev

Search for a heavy resonance decaying into a Z+jet final state in pp̄ collisions at s=1.96TeV using the D0 detector, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, M. Agelou, J. L. Agram, Abaz Kryemadhi, and M. Ahsan

Search for associated Higgs boson production WH→WWW *→l±νl′±ν′+X in pp̄ collisions at s=1.96TeV, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, M. Agelou, J. L. Agram, Abaz Kryemadhi, and M. Ahsan

Search for excited muons in pp̄ collisions at s=1.96TeV, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, M. Agelou, J. L. Agram, Abaz Kryemadhi, and M. Ahsan

Search for neutral higgs bosons decaying to tau pairs in pp̄ collisions at s=1.96TeV, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, M. Agelou, J. L. Agram, Abaz Kryemadhi, and M. Ahsan

Search for resonant second generation slepton production at the Fermilab tevatron, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, M. Agelou, J. L. Agram, Abaz Kryemadhi, and M. Ahsan

Search for scalar leptoquarks in the acoplanar jet topology in p over(p, ̄) collisions at sqrt(s) = 1.96 TeV, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, M. Agelou, J. L. Agram, Abaz Kryemadhi, and M. Ahsan

Search for squarks and gluinos in events with jets and missing transverse energy in p over(p, ̄) collisions at sqrt(s) = 1.96 TeV, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, M. Agelou, J. L. Agram, Abaz Kryemadhi, and M. Ahsan

Search for the Higgs Boson in H→WW(*) decays in pp̄ collisions at s=1.96TeV, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, M. Agelou, J. L. Agram, Abaz Kryemadhi, and M. Ahsan

Search for the rare decay Bs0→μ +μ - with the D0 detector, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, M. Agelou, J. L. Agram, Abaz Kryemadhi, and M. Ahsan

Search for the standard model Higgs Boson in the pp ZH bb channel, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, M. Agelou, J. L. Agram, Abaz Kryemadhi, and M. Ahsan

Search for particles decaying into a Z boson and a photon in p over(p, ̄) collisions at sqrt(s) = 1.96 TeV, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, M. Agelou, J. L. Agram, Abaz Kryemadhi, and M. Alexeev

Direct limits on the Bs0 oscillation frequency, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, M. Agelou, J. L. Agram, Abaz Kryemadhi, and M. Pepe

Measurement of B (t → W b) / B (t → W q) at sqrt(s) = 1.96 TeV, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, M. Agelou, J. L. Agram, Abaz Kryemadhi, and M. Pepe

Measurement of the Bs0 lifetime using semileptonic decays, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, M. Agelou, J. L. Agram, Abaz Kryemadhi, and M. Pepe

Measurement of the CP-violation parameter of B0 mixing and decay with pp̄→μμX data, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, M. Agelou, E. Aguilo, Abaz Kryemadhi, and M. Ahsan

Measurement of Bd mixing using opposite-side flavor tagging, V. M. Abazov, B. Abbott, M. Abolins, B. S. Acharya, M. Adams, T. Adams, M. Agelou, E. Aguilo, Abaz Kryemadhi, and M. Alexeev