Clouds Cores and Low Mass Stars: The Fourth Haystack Observatory Conference, Haystack Observatory, Westford, Massachusetts, 18-20 May, 1994 Book

	Introduction
	Conference Participants
	Dense Cores: Locations and Densities	3
	IRAS Dark Cloud Cores	14
	The Star Forming Character of Nearby Molecular Clouds: Ammonia Observations of the Perseus Molecular Cloud Complex	19
	Millimeter Observations of TMC-1 and L134N	25
	A Southern Ammonia Survey of Isolated Small Dark Clouds	30
	Properties of Dark Cloud and Warm Cloud Cores	35
	Spatially-Resolved L[subscript ir]/M(H[subscript 2]) Ratios in the W3 GMC	46
	N[subscript 2]H[superscript +] Map of a Quiescent Massive Core in Orion B	52
	Velocity Structure in Dense Cores	57
	N[subscript 2]H[superscript +] and C[subscript 3]H[subscript 2] in Dense Cores	67
	The Molecular Core Associated with the L723 Outflow	72
	Atomic Carbon in the High Latitude Molecular Cloud MBM 12	77
	CO Mapping of the Cepheus Bubble	81
	Observations of Magnetic Fields in Molecular Cloud Cores	87
	Bok Globule Magnetic Field Mapping	97
	A Guide to Isothermal Gravitational Collapse	105
	Fragmentation and the Formation of Binary and Multiple Systems	115
	Hierarchical Star Formation	125
	Self-Initiated Formation and Evolution of Protostellar Cores in Magnetically Supported Molecular Clouds	134
	The Formation of Local Structure in Magnetized Molecular Clouds	146
	Fragmentation of Filamentary Molecular Clouds into Pseudo Disks and Further Evolution	151
	Ambipolar Diffusion and Polarized Thermal Emission from Dust	156
	The Effects of Interstellar Dust on the Formation of Protostellar Cores	161
	Modeling Line Profiles of Protostellar Collapse in B335 with Monte Carlo Methods	167
	Turbulent Diffusion and Its Effects on the Chemical Composition in Cloud Cores	172
	The Use of Positive Matrix Factorization in the Analysis of Molecular Line Spectra from the Thumbprint Nebula	176
	Kinematic Signatures of Protostellar Collapse	183
	Infall Line Asymmetries in Cores with Candidate Protostars	192
	Class 0 Protostars	197
	First submm continuum maps of pre-protostellar cores	207
	Star Formation in Groups and in Isolation: L1641 North	212
	Binary Protostars	217
	Star-forming cores in Bok globules: A 1.3 mm continuum survey	224
	Multiple Star Formation in the Bok Globule CB34	230
	Collapse Candidates Among the Bok Globules	234
	The Protostellar Environment: Millimeter and Submillimeter Continuum Emission	241
	Multi-Wavelength Spatial Observations of Dust Emission: Merits and Limits	251
	Bolometric Temperature and Young Stars in the Taurus and Ophiuchus Complexes	256
	The Power of Polarized Imaging at Infrared Wavelengths	266
	Angular Momentum of Cores and Envelopes, and Magnetic Braking	276
	Results of a K' Imaging Survey of Molecular Outflow Sources	282
	The Density Gradient in the Star Forming Region IRAS 05380-0728: Far-Infrared Constraints	289
	Ammonia Distribution on 1000 AU Scales Near VLA 1623	294
	Water Masers Associated With Low Mass Stars: A 13 Month Monitoring Survey	299
	Ammonia Maser Associated with Massive Star Formation toward W51	304
	Cepheus A: A Laboratory Showing the Processes Associated with Star Formation	307
	Disk Winds	315
	The Interaction Between Stars and Disks: Winds, Funnel Flows, and More	325
	Entrainment by Stellar Jets	330
	Wind Driven Outflows: Disks and Stellar Spins	340
	Observational Constraints on Outflow Models	350
	A Model for the Nozzle of Protostellar Jets: Ram Pressure Confinement of a Stellar Wind by Rotating Infall	360
	Global, Axisymmetric Instability in Magnetized Accretion Disks	365
	The Effect of Star-Disk Interactions on the Binary Mass Ratio Distribution	370
	The Physics of Shocked Outflows In Star Forming Molecular Clouds	375
	Haystack CO Observations of Outflow Candidates	380
	The Outflow, Dense Core, and "Jet" in L810	386
	Evidence for Disruption of a Core by an Outflow in L1228	391
	Molecular Streamers in Orion: Haystack C[superscript 18]O and VLA NH[subscript 3] Observations	396
	Near Infrared Luminosity Functions of Embedded Clusters	401
	Upgraded Capabilities of the Haystack Radio Telescope	411
	Meeting Summary	419
	Author Index	425