The MACHO Project HST Follow-Up: The Large Magellanic Cloud Microlensing Source Stars (2009)
Nelson, C. A., Drake, A. J., Cook, K. H., Bennett, D. P., Popowski, P., Dalal, N., ...
We present Hubble Space Telescope (HST) WFPC2 photometry of 13 microlensed source stars from the 5.7 year Large Magellanic Cloud (LMC) survey conducted by the MACHO Project. The microlensing source...
Plasticity of face processing in infancy (2005)
Pascalis, O., Scott, L.S., Kelly, D.J., Shannon, R.W., Nicholson, E., Coleman, M., ...
Experience plays a crucial role for the normal development of many perceptual and cognitive functions, such as speech perception. For example, between 6 and 10 months of age, the infant's ability to...
Microlensing optical depth toward the galactic bulge using clump giants from the MACHO survey (2005)
Popowski, P., Griest, K., Thomas, C. L., Cook, K. H., Bennett, D. P., Becker, A. C., ...
Galactic bulge microlensing events from the MACHO Collaboration (2005)
Thomas, C. L., Griest, K., Popowski, P., Cook, K. H., Drake, A. J., Minniti, D., ...
Popowski, P., Griest, K., Thomas, C. L., Cook, K. H., Bennett, D. P., Becker, A. C., ...
Using 7 years of MACHO survey data, we present a new determination of the optical depth to microlensing towards the Galactic bulge. We select the sample of 62 microlensing events (60 unique) on clump...
Galactic Bulge Microlensing Events from the MACHO Collaboration (2004)
Thomas, C. L., Griest, K., Popowski, P., Cook, K. H., Drake, A. J., Minniti, D., ...
We present a catalog of 450 high signal-to-noise microlensing events observed by the MACHO collaboration between 1993 and 1999. The events are distributed throughout our fields and, as expected, they...
Nelson, C. A., McCrohon, J., Rose, S., Marwick, T. H.
Background: left ventricular wall motion on 2d echo (2de) is usually scored visually. we sought to examine the determinants of visually assessed wall motion scoring on 2de by comparison with...
Alcock, C., Alves, D. R., Axelrod, T. S., Becker, A. C., Bennett, D. P., Clement, C. M., ...
Fourier coefficents have been derived for the $V$ and $R$ light curves of 785 overtone RR Lyrae variables in 16 MACHO fields near the bar of the LMC. The $\phi_{31}$ and $R_{21}$ coefficients have...
Recent Microlensing Results from the MACHO Project (2003)
Popowski, P., Nelson, C. A., Bennett, D. P., Drake, A. J., Vandehei, T., Griest, K., ...
We describe a few recent microlensing results from the MACHO Collaboration. The aim of the MACHO Project was the identification and quantitative description of dark and luminous matter in the Milky...
Variability-selected quasars in MACHO project Magellanic Cloud fields (2003)
Geha, M., Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., ...
We present 47 spectroscopically confirmed quasars discovered behind the Magellanic Clouds identified via photometric variability in the MACHO database. Thirty-eight quasars lie behind the Large...
Nelson, C. A., McCrohon, J., Rose, S., Marwick, T. H.
Background: B-type Natrfuretic Peptide (BNP) reflects LV filling pressures, but the determinants of BNP release in ischemic LV dysfunction (eg. roles of global LV size and function, regional wall...
Variability-Selected Quasars in MACHO Project Magellanic Cloud Fields (2002)
Geha, M., Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., ...
We present 47 spectroscopically-confirmed quasars discovered behind the Magellanic Clouds identified via photometric variability in the MACHO database. Thirty-eight quasars lie behind the Large...
Is face processing species-specific during the first year of life? (2002)
Pascalis, O., De Haan, M., Nelson, C.A.
Between 6 and 10 months of age, the infant's ability to discriminate among native speech sounds improves, whereas the same ability to discriminate among foreign speech sounds decreases. Our study...
MACHO Project Analysis of the Galactic Bulge Microlensing Events with Clump Giants as Sources (2002)
Popowski, P., Vandehei, T., Griest, K., Alcock, C., Allsman, R. A., Alves, D. R., ...
We present preliminary results of the analysis of 5 years of MACHO data on the Galactic bulge microlensing events with clump giants as sources. This class of events allows one to obtain robust...
Alcock, C., Allsman, R. A., Alves, D. R., Becker, A. C., Bennett, D. P., Cook, K. H., ...
We present a method for solving the lightcurve of an eclipsing binary system which contains a Cepheid variable as one of its components as well as the solutions for three eclipsing Cepheids in the...
Gravitational microlensing events due to stellar-mass black holes (2002)
Bennett, D. P., Becker, A. C., Quinn, J. L., Tomaney, A. B., Alcock, C., Allsman, R. A., ...
We present an analysis of the longest timescale microlensing events discovered by the MACHO Collaboration during a 7 year survey of the Galactic bulge. We find six events that exhibit very strong...
Alcock, C., Allsman, R. A., Alves, D. R., Becker, A. C., Bennett, D. P., Cook, K. H., ...
We present a method for solving the light curve of an eclipsing binary system that contains a Cepheid variable as one of its components as well as the solutions for three eclipsing Cepheids in the...
Gravitational Microlensing Events Due to Stellar Mass Black Holes (2001)
Bennett, D. P., Becker, A. C., Quinn, J. L., Tomaney, A. B., Alcock, C., Allsman, R. A., ...
We present an analysis of the longest timescale microlensing events discovered by the MACHO Collaboration during a 7 year survey of the Galactic bulge. We find 6 events that exhibit very strong...
The MACHO Project LMC Variable Star Inventory: X. The R Coronae Borealis Stars (2001)
Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A., Bennett, D. P., ...
We report the discovery of eight new R Coronae Borealis (RCB) stars in the Large Magellanic Cloud (LMC) using the MACHO project photometry database. The discovery of these new stars increases the...
Use of $\Lambda_{b}$ Polarimetry in Top Quark Spin-Correlation Functions (2001)
Due to the absence of hadronization effects and the large top mass, top quark decay will be uniquely sensitive to fundamental electroweak physics at the Tevatron, at the LHC, and at a future linear...
MACHO 96-LMC-2: Lensing of a Binary Source in the LMC and Constraints on the Lensing Object (2000)
Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
We present photometry and analysis of the microlensing alert MACHO 96-LMC-2. The ~3% photometry provided by the Global Microlensing Alert Network follow--up effort reveals a periodic modulation in...
MACHO Project Limits on Black Hole Dark Matter in the 1-30 Solar Mass Range (2000)
Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
We report on a search for long duration microlensing events towards the Large Magellanic Cloud. We find none, and therefore put limits on the contribution of high mass objects to the Galactic dark...
A 421 d Activity Cycle in the BeX Recurrent Transient A0538-66 from MACHO monitoring (2000)
Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
We present a ~ 5-yr optical light curve of the recurrent Be/X-ray transient A0538-66 obtained as a by-product of the MACHO Project. These data reveal both a long-term modulation at P = 420.8 +/- 0.8...
Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
We attempt to determine whether the MACHO microlensing source stars are drawn from the average population of the LMC or from a population behind the LMC by examining the HST color-magnitude diagram...
Galactic Bulge Microlensing Events with Clump Giants as Sources (2000)
Popowski, P., Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., ...
We present preliminary results of the analysis of 5 years of MACHO data on the Galactic bulge microlensing events with clump giants as sources. In particular, we discuss: 1) the selection of `giant'...
The MACHO Project: Microlensing Detection Efficiency (2000)
Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
The MACHO project is a search for dark matter in the form of massive compact halo objects (MACHOs). The project has photometrically monitored tens of millions of stars in the Large Magellanic Cloud...
Searching for periodicities in the MACHO light curve of LMC X-2 (2000)
Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
Using the exceptional long-term monitoring capabilities of the MACHO project, we present here the optical history of LMC X-2 for a continuous 6-yr period. These data were used to investigate the...
Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
We present the microlensing optical depth towards the Galactic bulge based on the detection of 99 events found in our Difference Image Analysis (DIA) survey. This analysis encompasses three years of...
The MACHO Project: Microlensing Results from 5.7 Years of LMC Observations (2000)
Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
We report on our search for microlensing towards the Large Magellanic Cloud (LMC). Analysis of 5.7 years of photometry on 11.9 million stars in the LMC reveals 13 - 17 microlensing events. This is...
Searching for periodicities in the MACHO light curve of LMC X-2 (2000)
Alcock, C., Allsman, R.A., Alves, D.R., Axelrod, T.S., Becker, A.C., Bennet, D.P., ...
The Distance to the LMC via the Eclipsing Binary HV 2274 (1999)
Nelson, C. A., Cook, K. H., Popowski, P., Alves, D. A.
We present UBV photometry of the eclipsing binary Harvard Variable 2274 in the Large Magellanic Cloud (LMC). The stellar parameters of this binary system were calculated by Guinan et al. (1998a) who...
Calibration of the MACHO Photometry Database (1999)
Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
The MACHO Project is a microlensing survey that monitors the brightnesses of 60 million stars in the Large Magellanic Cloud (LMC), Small Magellanic Cloud, and Galactic bulge. Our database presently...
Shipboard HF Broadband-Antenna System Measurement and Maintenance. (1998)
The report discusses the general requirements for periodic maintenance and repair of hf broadband antennas by ship forces and industrial activities. Measurement techniques are described, including...
Criteria for Ship MF Transmitting Antenna Systems. (1998)
Goodbody, R. L., Hall, R. F., Nelson, C. A.
Data are presented on antenna types, performance, installation methods, and operational problems on existing ship mf transmitting antenna systems. The performance and characteristics of present...
Knowlton, R.G., Nelson, C.A., Brown, V.A., Page, D.C., Donis-Keller, H.
A genomic DNA clone named CRI-S232 reveals an array of highly polymorphic restriction fragments on the X chromosome as well as a set of non-polymorphic fragments on the Y chromosome. Every individual...
Techniques to Update a Land Management Information System with Landsat (1981)
Nelson, C. A., Meisner, D. E., Smekofski, B.
The Minnesota State Planning Agency has developed a geographically referenced Land Management Information System which is being used extensively for planning purposes. Land use categories in the...
Viner, N J, Nelson, C A, Unanue, E R
We have chemically analyzed the peptides presented by I-Ek molecules after processing of hen egg lysozyme (HEL) by a murine B-lymphoma line or by splenocytes. In both cases, the identified peptides...
Nelson, C A, Petzold, S J, Unanue, E R
We have examined the interactions of various peptides with the mouse class II major histocompatibility complex molecule I-Ak. The peptides were derived from the model protein hen egg white lysozyme...
Lipkin, S M, Nelson, C A, Glass, C K, Rosenfeld, M G
Retinoic acid receptors are ligand-dependent transcription factors that stimulate gene transcription from promoters containing retinoic acid or thyroid hormone response elements. We describe a...
Nelson, C A, Roof, R W, McCourt, D W, Unanue, E R
A murine B-cell lymphoma bearing the class II major histocompatibility complex molecule I-Ak was cultured with the protein antigen hen egg white lysozyme (HEL). The I-Ak molecules were purified, and...
Calcium/calmodulin-dependent protein kinase mediates a pathway for transcriptional regulation.
Kapiloff, M S, Mathis, J M, Nelson, C A, Lin, C R, Rosenfeld, M G
Calcium influx in response to extracellular signals can modulate gene transcription. A constitutive, calcium/calmodulin-independent mutant of type II calcium/calmodulin-dependent protein kinase was...
Sha, W C, Nelson, C A, Newberry, R D, Pullen, J K, Pease, L R, Russell, J H, ...
A specific interaction between the class I major histocompatibility complex molecule Kb and thymocytes expressing the antigen receptor from the cytolytic T lymphocyte 2C enhances maturation of T...
Holloway, J M, Glass, C K, Adler, S, Nelson, C A, Rosenfeld, M G
To investigate mechanisms responsible for positive and negative transcriptional control, we have utilized two types of promoters that are differentially regulated by thyroid hormone (T3) receptors....
Hirata, F, Del Carmine, R, Nelson, C A, Axelrod, J, Schiffmann, E, Warabi, A, ...
The activity of phospholipase inhibitory protein, lipomodulin, partially purified from rabbit neutrophils, was markedly decreased after treatment with sera from patients with rheumatic diseases such...
Knowlton, R G, Nelson, C A, Brown, V A, Page, D C, Donis-Keller, H
A genomic DNA clone named CRI-S232 reveals an array of highly polymorphic restriction fragments on the X chromosome as well as a set of non-polymorphic fragments on the Y chromosome. Every individual...
Takeda, J, Cheng, A, Mauxion, F, Nelson, C A, Newberry, R D, Sha, W C, ...
The minimal T-cell receptor (TCR) beta-chain (TCR beta) enhancer has been identified by transfection into lymphoid cells. The minimal enhancer was active in T cells and in some B-lineage cells. When...
Anticoagulant activity of heparin in intravenous fluids.
The anticoagulant activity of heparin dissolved in intravenous solutions was measured by two different methods of heparin assay. Both procedures showed markedly reduced anticoagulant activity within...
Plasticity of face processing in infancy
Pascalis, O., Scott, L. S., Kelly, D. J., Shannon, R. W., Nicholson, E., Coleman, M., ...
Experience plays a crucial role for the normal development of many perceptual and cognitive functions, such as speech perception. For example, between 6 and 10 months of age, the infant's ability to...
Viner, N J, Nelson, C A, Unanue, E R
We have chemically analyzed the peptides presented by I-Ek molecules after processing of hen egg lysozyme (HEL) by a murine B-lymphoma line or by splenocytes. In both cases, the identified peptides...
Nelson, C A, Petzold, S J, Unanue, E R
We have examined the interactions of various peptides with the mouse class II major histocompatibility complex molecule I-Ak. The peptides were derived from the model protein hen egg white lysozyme...
Lipkin, S M, Nelson, C A, Glass, C K, Rosenfeld, M G
Retinoic acid receptors are ligand-dependent transcription factors that stimulate gene transcription from promoters containing retinoic acid or thyroid hormone response elements. We describe a...
Nelson, C A, Roof, R W, McCourt, D W, Unanue, E R
A murine B-cell lymphoma bearing the class II major histocompatibility complex molecule I-Ak was cultured with the protein antigen hen egg white lysozyme (HEL). The I-Ak molecules were purified, and...
Calcium/calmodulin-dependent protein kinase mediates a pathway for transcriptional regulation.
Kapiloff, M S, Mathis, J M, Nelson, C A, Lin, C R, Rosenfeld, M G
Calcium influx in response to extracellular signals can modulate gene transcription. A constitutive, calcium/calmodulin-independent mutant of type II calcium/calmodulin-dependent protein kinase was...
Sha, W C, Nelson, C A, Newberry, R D, Pullen, J K, Pease, L R, Russell, J H, ...
A specific interaction between the class I major histocompatibility complex molecule Kb and thymocytes expressing the antigen receptor from the cytolytic T lymphocyte 2C enhances maturation of T...
Holloway, J M, Glass, C K, Adler, S, Nelson, C A, Rosenfeld, M G
To investigate mechanisms responsible for positive and negative transcriptional control, we have utilized two types of promoters that are differentially regulated by thyroid hormone (T3) receptors....
Hirata, F, Del Carmine, R, Nelson, C A, Axelrod, J, Schiffmann, E, Warabi, A, ...
The activity of phospholipase inhibitory protein, lipomodulin, partially purified from rabbit neutrophils, was markedly decreased after treatment with sera from patients with rheumatic diseases such...
Knowlton, R G, Nelson, C A, Brown, V A, Page, D C, Donis-Keller, H
A genomic DNA clone named CRI-S232 reveals an array of highly polymorphic restriction fragments on the X chromosome as well as a set of non-polymorphic fragments on the Y chromosome. Every individual...
Takeda, J, Cheng, A, Mauxion, F, Nelson, C A, Newberry, R D, Sha, W C, ...
The minimal T-cell receptor (TCR) beta-chain (TCR beta) enhancer has been identified by transfection into lymphoid cells. The minimal enhancer was active in T cells and in some B-lineage cells. When...
Anticoagulant activity of heparin in intravenous fluids.
The anticoagulant activity of heparin dissolved in intravenous solutions was measured by two different methods of heparin assay. Both procedures showed markedly reduced anticoagulant activity within...
Plasticity of face processing in infancy
Pascalis, O., Scott, L. S., Kelly, D. J., Shannon, R. W., Nicholson, E., Coleman, M., ...
Experience plays a crucial role for the normal development of many perceptual and cognitive functions, such as speech perception. For example, between 6 and 10 months of age, the infant's ability to...