Ken Ganga

Data analysis methods for the cosmic microwave background (2008)

Tristram, Matthieu, Ganga, Ken

In this review, we give an overview of some of the major aspects of data reduction and analysis for the cosmic microwave background (CMB). Since its prediction and discovery in the last century, the...

Data analysis methods for the cosmic microwave background (2008)

Tristram, Matthieu, Ganga, Ken

In this review, we give an overview of some of the major aspects of data reduction and analysis for the cosmic microwave background (CMB). Since its prediction and discovery in the last century, the...

Data analysis methods for the cosmic microwave background (2008)

Tristram, Matthieu, Ganga, Ken

In this review, we give an overview of some of the major aspects of data reduction and analysis for the cosmic microwave background (CMB). Since its prediction and discovery in the last century, the...

The experimental probe of inflationary cosmology : a mission concept study for NASA’s Einstein Inflation Probe (2008)

Alex Amblard, Beichman, Charles, Bock, James, Caldwell, Robert, Carlstrom, John, Church, Sarah, ...

When we began our study we sought to answer five fundamental implementation questions: 1) can foregrounds be measured and subtracted to a sufficiently low level?; 2) can systematic errors be...

Data analysis methods for the cosmic microwave background (2007)

Tristram, Matthieu, Ganga, Ken

In this review, we give an overview of some of the major aspects of data reduction and analysis for the cosmic microwave background (CMB). Since its prediction and discovery in the last century, the...

Data analysis methods for the cosmic microwave background (2007)

Tristram, Matthieu, Ganga, Ken

In this review, we give an overview of some of the major aspects of data reduction and analysis for the cosmic microwave background (CMB). Since its prediction and discovery in the last century, the...

Data analysis methods for the cosmic microwave background (2007)

Tristram, Matthieu, Ganga, Ken

In this review, we give an overview of some of the major aspects of data reduction and analysis for the cosmic microwave background (CMB). Since its prediction and discovery in the last century, the...

Data analysis methods for the cosmic microwave background (2007)

Tristram, Matthieu, Ganga, Ken

In this review, we give an overview of some of the major aspects of data reduction and analysis for the cosmic microwave background (CMB). Since its prediction and discovery in the last century, the...

Using White Dish CMB Anisotropy Data to Probe Open and Flat-A CDM Cosmogonies (2004)

Ratra, Bharat, Ganga, Ken, Sugiyama, Naoshi, Tucker, G. S., Griffin, G. S., Nguyen, H. T., ...

In this paper we present a similar analysis of the Tucker at al. (1993, hereafter T93) White Dish CMB anisotropy data collected at the South Pole. The white dish detector and telescope are described...

MAX 4 and MAX 5 CMB Anisotropy Measurement Constraints on Open and Flat-A CDM Cosmogonies (2004)

Tanaka, Stacy T., Ganga, Ken, Ratra, Bharat

We account for experimental and observational uncertainties in likelihood analyses of cosmic microwave background (CMB) anisotropy data from the MAX 4 and MAX 5 experiments.

Galactic Foreground Constraints from the Python V Cosmic Microwave Background Anisotropy Data (2003)

Mukherjee, Pia, Coble, Kim, Dragovan, Mark, Ganga, Ken, Kovac, John, Ratra, Bharat, ...

We constrain Galactic foreground contamination of the Python V cosmic microwave background anisotropy data by cross correlating it with foreground contaminant emission templates. To model foreground...

CMB Anisotropy Constraints on Flat-Lambda and Open CDM Cosmogonies from DMR, UCSB South Pole, Python, ARGO, MAX, White Dish, OVRO, and SuZIE Data (2002)

Mukherjee, Pia, Ganga, Ken, Ratra, Bharat, Rocha, Graca, Souradeep, Tarun, Sugiyama, Naoshi, ...

We use joint likelihood analyses of combinations of fifteen cosmic microwave background (CMB) anisotropy data sets from the DMR, UCSB South Pole 1994, Python I--III, ARGO, MAX 4 and 5, White Dish,...

Galactic Foregrounds in OVRO and UCSB South Pole 1994 Cosmic Microwave Background Anisotropy Data (2001)

Mukherjee, Pia, Dennison, Brian, Ratra, Bharat, Simonetti, John H., Ganga, Ken, Hamilton, Jean-Christophe

We study Galactic emission foreground contamination of the OVRO and UCSB South Pole 1994 cosmic microwave background (CMB) anisotropy data by cross-correlating with templates of infrared dust...

Python I, II, and III CMB Anisotropy Measurement Constraints on Open and (1999)

Krzysztof M. G'orski, Graca Rocha, Ken Ganga, Bharat Ratra, Stephen R. Platt, Naoshi Sugiyama

We use Python I, II, and III cosmic microwave background anisotropy data to constrain cosmogonies. We account for the Python beamwidth and calibration uncertainties. We consider open and...

Python I, II, and III CMB Anisotropy Measurement Constraints on Open and Flat-Lambda CDM Cosmogonies (1999)

Rocha, Graca, Stompor, Radoslaw, Ganga, Ken, Ratra, Bharat, Platt, Stephen R., Sugiyama, Naoshi, ...

We use Python I, II, and III cosmic microwave background anisotropy data to constrain cosmogonies. We account for the Python beamwidth and calibration uncertainties. We consider open and...

CMB Anisotropy Constraints on Open and Flat-Lambda CDM Cosmogonies from UCSB South Pole, ARGO, MAX, White Dish, and SuZIE Data (1999)

Ratra, Bharat, Stompor, Radoslaw, Ganga, Ken, Rocha, Graca, Sugiyama, Naoshi, Gorski, Krzysztof M.

We use combinations of ten small-scale cosmic microwave background anisotropy data sets from the UCSB South Pole 1994, ARGO, MAX 4 and 5, White Dish and SuZIE experiments to constrain cosmogonies. We...

ARGO CMB Anisotropy Measurement Constraints on Open and Flat-Lambda CDM Cosmogonies (1998)

Ratra, Bharat, Ganga, Ken, Stompor, Radoslaw, Sugiyama, Naoshi, De Bernardis, Paolo, Gorski, Krzysztof M.

We use data from the ARGO cosmic microwave background (CMB) anisotropy experiment to constrain cosmogonies. We account for the ARGO beamwidth and calibration uncertainties, and marginalize over the...

MAX 4 and MAX 5 CMB anisotropy measurement constraints on open and flat-Lambda CDM cosmogonies (1997)

Ganga, Ken, Ratra, Bharat, Lim, Mark A., Sugiyama, Naoshi, Tanaka, Stacy T.

We account for experimental and observational uncertainties in likelihood analyses of cosmic microwave background (CMB) anisotropy data from the MAX 4 and MAX 5 experiments. These analyses use CMB...

UCSB South Pole 1994 CMB anisotropy measurement constraints on open and flat-Lambda CDM cosmogonies (1996)

Ganga, Ken, Ratra, Bharat, Gundersen, Josh, Sugiyama, Naoshi

We develop methods to account for experimental and observational uncertainties in likelihood analyses of data from cosmic microwave background (CMB) anisotropy experiments and apply them to an...

Direct Imaging of the CMB from Space (1996)

Janssen, Michael A., Scott, Douglas, White, Martin, Seiffert, Michael D., Lawrence, Charles R., Gorski, Krzysztof M., ...

Fundamental information about the Universe is encoded in anisotropies of the Cosmic Microwave Background (CMB) radiation. To make full use of this information, an experiment must image the entire sky...

Tentative Appraisal of Compatibility of Small-Scale CMB Anisotropy Detections in the Context of COBE-DMR-Normalized Open and Flat $\Lambda$ CDM Cosmogonies (1995)

Ganga, Ken, Ratra, Bharat, Sugiyama, Naoshi

Goodness-of-fit statistics are used to quantitatively establish the compatibility of CMB anisotropy predictions in a wide range of DMR-normalized, open and spatially-flat $\Lambda$, CDM cosmogonies...

The Amplitude and Spectral Index of the Large Angular Scale Anisotropy in the Cosmic Microwave Background Radiation (1994)

Ganga, Ken, Page, Lyman, Cheng, Edward, Meyer, Stephan

In many cosmological models, the large angular scale anisotropy in the cosmic microwave background is parameterized by a spectral index, $n$, and a quadrupolar amplitude, $Q$. For a...

CMB Anisotropy Constraints on Open and (1970)

Krzysztof M. G'orski, Ken Ganga, Bharat Ratra, Graca Rocha, Naoshi Sugiyama

We use combinations of ten small-scale cosmic microwave background anisotropy data sets from the UCSB South Pole 1994, ARGO, MAX 4 and 5, White Dish and SuZIE experiments to constrain cosmogonies. We...