ALBERT

Note: In kyrill. Schr.

Note: In kyrill. Schr.

Note: In kyrill. Schr.

Note: Contents: Foreword by the Pilot-Astronaut of the U.S.S.R A. G. Nikolayev. - Information of the TASS. - Programme of the Optical investigation of the Emission of the Atmosphere, Auroae and Noctilucent clouds aboard the Orbital Station "Salyut-4" / A. I. Lazarev, V. N. Sergeyevich. - Observations of Aurorae from Space / D. S. Yevlashin, P. I. Klimuk, I. I. Koksharov, A. I. Lazarev, V. I. Sevastyanov, V. N. Sergyevich. - Visual observations and photography of noctilucent clouds aboard orbital station "Saljut-4" / Ch. I. Willmann, P. I. Klimuk, P. I. Koksharov, V. I. Sevastyanov, V. N. Sergeyevich. - The physical interpretation of the spectra of noctilucent clouds / O. A. Avaste, A. M. Alekseyev, U. K. Veismann, Ch. I. Willmann, P. I. Klimuk, I. I. Koksharov, A. I. Lazarev, V. I. Sevastyanov, V. N. Sergeyevich, E. O. Fedorova, K. A. Eerme. - The determination of the daytime and twilight profiles of the O2(1Δg) at 1.27 µm from measurements aboard the orbital station "Salyut-4" / O. A. Avaste, U. K. Veismann, Ch. I. Willmann, G. M. Grechko, A. A. Gubarev, P. I. Klimuk, G. I. Lobanova, O. I. Popov, V. I. Sevastyanov, E. O. Fedorova, K. A. Eerme. - Horizontal optical inhomogeneity of the Upper Atmosphere in middle and equatorial latitudes according to the observations aboard the orbital station "Salyut-4" / S. V. Avakyan, P. I. Klimuk, I. I. Koksharov, A. I. Lazarev, V. I. Sevastyanov. - Observations of the earth's night and twilight horizons from the orbital station "Salyut-4" / P. I. Klimuk, I. I. Koksharov, A. I. Lazarev, G. I. Lobanova, E. M. Saar, V. I. Sevastyanov, V. N. Sergeyevich. - Meteor observation and cosmic dust investigation / Ch. I. Willmann, P. I. Klimuk, V. N. Lebedinets, V. I. Sevastyanov. - Ultraviolet radiation measurements of the moon and of the earth's upper atmosphere from the orbital station "Salyut-4" / V. B. Vasilyev, G. M. Grechko, A. A. Gubarev, B. M. Stolberg, V. M. Tiit, N.-R. A. Elmet, R. V. Shatskina. - Observations of the first expedition aboard the orbital station "Salyut-4" / A. I. Lazarev, G. M. Grechko, A. A. Buznikov. - Appendix. , In kyrillischer Schrift

Note: CONTENTS: Abstract. - Preface. - Introduction. - Sample preparation. - Apparatus and testing procedure. - Test results. - Uniaxial strength. - Initial tangent and 50% strength moduli. - Specific energy. - Discussion. - Testing method. - Compressive strength. - Tensile strength. - Ductile and brittle fracture.. - Initial tangent and 50% stress moduli. - Specific energy. - Conclusions and recommendations. - References. - Appendix A: Description of soil and calculations. - Appendix B: Description of the LVDT and averaging circuits. - Appendix C: Determination of strain in the neck section of a dumbbell specimen.

Note: In kyrillischer Schrift , Inhaltsverzeichnis in englischer Sprache (Seite 6- 8])

Note: In kyrillischer Schrift , Inhaltsverzeichnis in englischer Sprache (Seite 5-6)

Note: Contents Table 1 Daily records Table 2 Extreme temperatures Table 3 Montly means Table 4 Mean temperature in the years 1775-1975 Table 5 Daily means of extreme temperatures Table 6 Relative frequency of daily maximum temperature in months Table 7 Relative frequency of daily minimum temperature Table 8 Relative frequency of relative humidity Table 9 Relative frequency of pressure Table 10 Relative frequency of wind Table 11 Relative frequency of cloud amount Table 12 Relative frequency of daily rainfall Table 13 Statistical characteristics of daily observations Table 14 Monthly means in 5 years periods Table 15 Monthly means in 10 years periods Table 16 Monthly means in 50 years periods Table 17 Monthly means of statistical characteristics in the years 1776-1975 Table 18 Monthly means of statistical characteristics in 5 years periods Table 19 Monthly means of statistical characteristics in 10 years periods Table 20 Monthly means of statistical characteristics in 50 years periods Table 21 Mean daily temperature corresponding to the percent of the exceeding probability , In tschechischer, russischer und englischer Sprache

Note: Contents Table 1 Daily records Table 2 Extreme temperatures Table 3 Montly means Table 4 Mean temperature in the years 1775-1975 Table 5 Daily means of extreme temperatures Table 6 Relative frequency of daily maximum temperature in months Table 7 Relative frequency of daily minimum temperature Table 8 Relative frequency of relative humidity Table 9 Relative frequency of pressure Table 10 Relative frequency of wind Table 11 Relative frequency of cloud amount Table 12 Relative frequency of daily rainfall Table 13 Statistical characteristics of daily observations Table 14 Monthly means in 5 years periods Table 15 Monthly means in 10 years periods Table 16 Monthly means in 50 years periods Table 17 Monthly means of statistical characteristics in the years 1776-1975 Table 18 Monthly means of statistical characteristics in 5 years periods Table 19 Monthly means of statistical characteristics in 10 years periods Table 20 Monthly means of statistical characteristics in 50 years periods Table 21 Mean daily temperature corresponding to the percent of the exceeding probability , In tschechischer, russischer und englischer Sprache , Zum Teil in kyrillischer Schrift

Note: In kyrill. Schr.

Note: Contents: Preface. - Chapter 1. Glaciation of the earth and problems connected with it. - Chapter 2. Glaciation of the Urals. - Chapter 3. Glaciation of Scandinavia. - Chapter 4. Glaciation of the Pacific Arctic and Subarctic. - Chapter 5. Glaciation of the Arctic Islands: the Eurasian Arctic. - Chapter 6. Glaciation of the Arctic Islands: the Cannadian Arctic. - Chapter 7. Glaciation of Greenland. - Chapter 8. Arctic Ocean. - Chapter 9. Present-day glacio-climatic conditions in the North Polar area and their variations during historical time. - Chapter 10. History of Cenozoic glaciation. - Chapter 11. Causes of glaciation. - Conclusion. - Summary. - References. - Geographical Index. , In kyrill. Schr. - Zsfassung in engl. Sprache.

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Note: CONTENTS: Introduction. - Topography and hydrography. - Climate, glaciation, permafrost. - Notes on the scientific exploration of the area. - Sea level changes. - C-14 dates on shell material, corrections and errors. - Marine limits. - Emergence curves. - Marine faunas. - Glaciation history. - Pleistocene glaciation. - The Milne Land Moraines. - Glacial retreat, the Rødefjord stages. - Glacial readvance. - Climatic implications. - Comparison with other areas. - Pollen analytical investigations. - Field methods. - Lake sediments. - C-14 dates of lake sediments and rates of sedimentation. - Pollen preparation and calculation procedures. - Pollen identification. - Description of sites and pollen diagrams. - Notes on the present vegetation. - Discussion and reconstruction of vegetation types. - Plant immigration and climatic change. - Summary of the vegetation history. - Comparison with other areas. - General notes on the climatic development. - Acknowledgements. - References.

Note: In kyrill. Schr.

Note: In kyrill. Schr.

Note: In kyrillischer Schrift

Note: In kyrill. Schr.

Note: CONTENTS: PHYSICAL OCEANOGRAPHY. - SECTION I. FUNDAMENTALS. - 1. PHYSICAL PROPERTIES OF SEA-WATER / BY N. P. FOFONOFF. - 1. The equilibrium thermodynamic state. - 2. Equation of state for sea-water. - 3. Entropy. - 4. Chemical potential difference. - 5. The non-equilibrium state. - 6. Other physical properties of sea-water. - 2. THE EQUATIONS OF MOTION OF SEA-WATER / BY CARL ECKART. - 1. Introduction. - 2. Thermodynamics. - 3. Hydrodynamics. - 4. The irreversible processes. - 5. Transformation of the equation. - 6. The zeroth approximation. - 7. The first approximation. - 8. Definitions related to convective motion. - 9. The field equations. - SECTION II. INTERCHANGE OF PROPERTIES BETWEEN SEA AND AIR. - 3. SMALL-SCALE INTERACTIONS / BY E. L. DEACON AND E. K. WEBB. - 1. General considerations of transfer. - 2. Momentum transfer and the wind-profile. - 3. Drag coefficients of the sea surface. - 4. Transfer of heat and water vapour. - 4. LARGE-SCALE INTERACTIONS / BY JOANNE S. MALKUS. - 1. Introduction. - 2. How the whole system works. - 3. Determination of air-sea fluxes. - 4. Climatology of energy exchange and the global heat and water budgets. - 5. Heat and water exchange and its role in tropical circulations. - 6. Large-scale momentum relations. - 7. Exchange mechanisms and fluctuations. - 8. Exchange fluctuations in mid-latitudes and long-period interaction anomalies. - 9. Concluding remarks. - 5. INSOLUBLES / BY R. W. REX AND E. D. GOLDBERG. - 1. Meteorology of transport. - 2. Eolian materials in marine sediments. - 6. SOLUBLES / BY A. H. WOODCOCK. - 7. GASES / BY R. REVELLE AND H. E. SUESS. - 1. Introduction. - 2. Oxygen and nitrogen. - 3. Rare gases. - 4. Carbon dioxide. - SECTION III. DYNAMICS OF OCEAN CURRENTS / BY N. P. FOFONOFF. - 1. Conservation equations for momentum and mass. - 2. Separation into steady and time-dependent motion. - 3. Magnitude of forces. - 4. Steady-state circulation. - 5. Steady inertial circulation. - 6. Convective circulation. - 7. Time-dependent motion. - SECTION IV. TRANSMISSION OF ENERGY WITHIN THE SEA. - 8. LIGHT / BY J. E. TYLER AND R. W. PREISENDORFER. - 1. Physical constructs. - 2. Instrumentation for the measurement of the underwater light field and the determination of the optical properties of the sea. - 3. Radiance distribution. - 4. Attenuation coefficient. - 5. Volume scattering functions and total scattering coefficient. - 6. Irradiance. - 7. Diffuse attenuation function and reflectance function. - 8. Scalar irradiance (spherical irradiance). - 9. Absorption coefficient. - 10. Path function. - 11. Data. - 12. Applications. - 13. List of symbols. - 9. UNDERWATER VISIBILITY / BY S. Q. DUNTLEY. - 1. Image transmission. - 2. Inherent contrast. - 3. Sighting range. - 10. LIGHT AND ANIMAL LIFE / BY G. L. CLARKE AND E. J. DENTON. - 11. OTHER ELECTROMAGNETIC RADIATION / BY L. N. LIEBERMANN. - 1. Introduction. - 2. Electromagnetic properties of sea-water. - 3. Propagation through sea-water. - 4. The effect of the sea-surface on electromagnetic propagation. - 5. Natural electromagnetic radiation or "noise" in the sea. - 12. SOUND IN THE SEA / BY P. VIGOUREUX and J. B. HERSEY. - 1. The nature of sound. - 2. Propagation of sound in water. - 3. Noise. - 4. Instruments and applications of sound to oceanography. - 13. SOUND SCATTERING BY MARINE ORGANISMS / BY J. B. HERSEY AND R. H. BACKUS. - 1. Introduction. - 2. Occurrence and description of scattering layers. - 3. Identification of sound scatterers. - 4. Sound-scattering theory. - 5. Sound-scattering observations. - 6. What is "the deep scattering layer"?. - 7. Ideas and miscellaneous observations. - 14. SOUND PRODUCTION BY MARINE ANIMALS / BY W. E. SCHEVILL, R. H. BACKUS, AND J. B. HERSEY. - 1. Introduction. - 2. History. - 3. Instrumentation. - 4. Identification of source. - 5. Purposeful and adventitious sounds. - 6. Sound-producing mechanisms. - 7. Spectra of sounds. - 8. Functions of sound. - 9. Hearing as related to sound production. - 10. Eliciting and suppressing marine animal sounds. - 11. Exploitation of marine animal sounds by the oceanographer. - SECTION V. WAVES. - 15. ANALYSIS AND STATISTICS / BY D. E. CARTWRIGHT. - 1. Introduction. - 2. Fundamental equations of wave motion. - 3. Statistical formulation. - 4. Properties of a wave system in terms of its directional energy spectrum. - 5. Estimating the directional energy spectrum. - 6. Waves recorded by a single detector. - 7. Spectral measurement. - 8. Second-order approximations to energy spectra. - 16. LONG-TERM VARIATIONS IN SEA-LEVEL / BY J. R. ROSSITER. - 1. Introduction. - 2. The determination of mean sea-level. - 3. Causes of variations in sea-level. - 4. The analysis of observations. - 5. Some geophysical implications of long-term variations in sea-level. - 6. Conclusion. - 17. SURGES / BY P. GROEN AND G. W. GROVES. - 1. Introduction. - 2. Description. - 3. Dynamics and forecasting. - 18. LONG OCEAN WAVES / BY W. H. MUNK. - 1. Introduction. - 2. The instruments. - 3. The spectrum. - 4. Surf beat. - 5. Shelf waves. - 6. Tsunamis. - 19. WIND WAVES / BY N. F. BARBER AND M. J. TUCKER. - 1. Kinematics of waves. - 2. The description of a complicated wave pattern: the wave spectrum. - 3. Theories of wave generation by wind. - 4. Wave prediction. - 5. Waves from distant storms. - 6. Waves approaching the shore. - 7. The surf zone. - 8. Ships and waves. - 9. Methods of observation and analysis-methods taking no account of direction of travel. - 10. Methods of observation and analysis - the directional power spectrum. - 20. MICROSEISMS / BY J. DARBYSHIRE. - 1. Relation between sea waves and microseisms. - 2. The nature of microseisms. - 3. Refraction of microseisms. - 4. Storm tracking and estimation of the direction of approach of microseisms. - 5. Estimation of direction from the nature of microseisms. - 6. Instruments. - 7. Other work. - 21. RIPPLES / BY C. S. COX. - 1. Spectrum and mean square slope. - 2. Effect of slicks. - 3. Shape of a rippled water surface. - 4. Growth of ripples. - 22. INTERNAL WAVES : Part I / BY E. C. LAFOND. - 1. Introduction. - 2. Measurements. - 3. Observed relations. - 22. INTERNAL WAVES : Part II / BY C. S. COX. - 4. Differential equations. - 5. Spectrum. - 6. Internal waves and turbulence. - 23. TIDES / BY W. HANSEN. - 1. Introduction. - 2. The hydrodynamic equations and their application to tidal problems. - 3. Tidal observation. - 4. Tidal charts. - 5. Classical theory. - 6. Numerical methods for ascef!.aining the tides and tidal currents. Boundary-value problems. - 7. The application of difference methods to initial-boundary problems. - 8. Numerical solutions of initial-boundary-value problems of tides in one and two dimensions. - 9. Internal tides. - SECTION VI. TURBULENCE / BY K. F. BOWDEN. - 1. General properties of turbulence. - 2. Turbulence in the sea. - 3. Turbulent fluctuations and turbulent transports. - 4. Vertical turbulence. - 5. Horizontal turbulence. - SECTION VII. THE PHYSICS OF SEA-ICE / BY E. R. POUNDER. - 1. Introduction. - 2. Mechanical properties. - 3. Thermal properties. - 4. Electrical properties. - 5. Growth and disintegration of an ice cover. - 6. Theory of sea-ice structure and properties. - AUTHOR INDEX. - SUBJECT INDEX.

Note: CONTENTS Abstract Preface Conversion factors Introduction Descriptions of road test sections Test equipment and procedures Field repetitive plate bearing tests Data analysis General Layered-elastic analysis of the pavement systems Statistical analysis Flexural analysis Summary and conclusions Literature cited Appendix A: Resilient surface deflections for the test points

Note: CONTENTS Abstract Preface Introduction Comparison of winters Ship effects Measured forces Sequential breaking of the structure Discussion Conclusions Recommendations Literature cited Appendix A. Force level fluctuations in west ice boom, 20 January 1977

Note: CONTENTS Abstract Preface Introduction Previous work Methods and results Methods of analysis Salinity-chlorophyll a associations Discussion Comparison of ice and water column standing crops Estimated mass of ice associated chl. a Mechanism of ice algae formation in the Weddell Sea Differences between the biological environments of fast and drifting pack ice Conclusions Literature cited Appendix A. Species variations - ice and water column

Note: CONTENTS Abstract Preface Conversion factors: U.S. customary to metric units of measurement Introduction Background Previous investigations Analytical procedures Results and discussion Shoreline changes: High-water line Shoreline changes: Cliff recession Volumetric changes Nodal zone location and direction of littoral transport Error evaluation Summary and conclusions Future research Selected bibliography Appendix A: Maps of shoreline with overlays for 1938, 1952, 1971 and 1974 Appendix B: Supplementary data for estimating shoreline change

Note: CONTENTS Abstract Preface Nomenclature Introduction 1. The problem 2. Abstract of the result Part I. Fundamental solutions 3. Fuchsian type solutions 4. Contour integral solution 5. Integration of the integral solution 6. Fundamental solutions for α = 1 7. Fundamental solutions for α = 0 8. Eigenvalues for α = 0 9. Fundamental solutions for α 〉 1 Part II. Asymptotic expansions 10. Asymptotic expansion for 0 〈 α ⩽1 11. Asymptotic expansion for 1 ≦ α ≦ 2 12. Asymptotic expansion for 2 ≦ α ≦ ∞ Part III. Eigenvalues 13. Range of eigenvalues 14. Eigenvalues for the free-edge condition 15. Eigenvalues for the clamped-edge and simple-edge conditions 16. Deflection Acknowledgement Literature cited Appendix A. Analytical continuation at the singular point Appendix B. Tensorial transformations Appendix C. Comparison of the semi-infinite plate buckling with the asymptotic buckling

Note: CONTENTS Abstract Preface Conversion factors: U.S.customary to metric units of measurement Introduction Freeze-thaw system Construction materials Controlled environment test section Outdoor sections Temperature monitoring instrumentation Repetitive plate bearing test apparatus Test results and analyses Conclusions Literature cited

Note: CONTENTS Preface Symbols Introduction Test procedure Theory Evaluation of the experimental results Example evaluation Results and discussion Literature cited Appendix A. Measured and computed discharge

Note: CONTENTS Abstract Preface Nomenclature Introduction Description of study Sample preparation Test equipment and procedure Test sample characteristics Discussion of results Data presentation format Effect of water content and mixture density Effect of water content and initial snow density Effect of deformation rate Effect of water content and rate of deformation on specific energy Summary Literature cited Appendix A. Derivation of equations Appendix B. Load-deformation traces

Note: CONTENTS Abstract Preface Introduction Historical literature review Relationships between midwinter temperature and freezing season Mean freezing index 4 Average January air temperature U.S. comparative study Correlation of AJAT and duration of freezing season Relationships between average January air temperature and snow conditions U.S. relationships German relationships Mapping of average January air temperatures Analysis of observed AJ AT data Development of detailed maps Application and discussion Examples Influence of vegetation Literature cited Appendix A. interpretation of snow cover by satellite Appendix B. Contour, station elevation and Aj AT maps for East and West Germany

Note: CONTENTS Abstract Preface Introduction Locale and techniques Observations Vertical variations in crystal orientation Regional variations in crystal orientation Summary of observations Causes Initial ice skim Earth’s magnetic field Currents Conclusions and consequences Literature cited

Note: CONTENTS Abstract Preface Conversion factors: U.S. customary to metric units of measurement Introduction Impulse radar system Results and discussion Conclusions and recommendations Literature cited ILLUSTRATIONS Figure Relative locations where impulse radar measurements were made andsamples for moisture determinations were obtained on the CRREL roof Impulse radar signal reflected from metal sheet resting on roof Impulse radar signal reflection from roof at station A Impulse radar surface reflection coefficient versus moisture contentofroof Impulse radar signal reflection from aluminum foil on bottom of con-crete form and from aluminum sheet metal resting on top of form Unconfined compressive strength of concrete versus time Examples of X-Y plots of impulse radar signals obtained during thesounding of concrete slab Impulse radar signal reflection coefficients versus time for acuring concrete slab Calculated impulse radar signal attenuation in concrete slab versuselapsed time Dielectric constants versus time calculated from impulse radar signalInformation obtained during curing of concrete slab Unconfined compressive strength of concrete versus corrected reflec-tion coefficient calculated from impulse radar signal data obtainedduring the curing of concrete slab TABLES Comparison of roof moisture content with radar surface reflection coefficient and dielectric constant

Note: CONTENTS Abstract Preface Introduction Theory Limiting span of an arch Flow of pack ice through converging channels Stoppage of flow Applications St. Lawrence Amundsen Gulf Bering Strait Conclusion References

Note: CONTENTS Abstract Preface Introduction Test sites and ice cover properties Beam testing Results Discussion Conclusions Literature cited

Note: CONTENTS Abstract Preface Nomenclature Introduction Derivation of the power reflection coefficient-depth variation Possible sources of dielectric constant variation with depth in ice sheets Ice density variations Effect of macroscopic impurity layers Effect of microscopic impurtty layers Changes in inclusion geometry Effect of crystal orientation changes Physical properties of the Cape Folger core Density-depth profile Air bubble-geometry depth profile Crystal orientation-depth profile Radio-echo sounding data Results and conclusions Literature cited

Note: CONTENTS Abstract Preface Introduction Test procedure Test program Test samples Number of test for determining strength index Effect of temperature Effect of sample length Effect of load point size Tests on snow Discussion Recommendations Literature cited

Note: CONTENTS Abstract Preface Nomenclature Summary Introduction Problem General review of the subject Experimental apparatus General considerations Water reservoir Test chamber assembly Pumping system Electrical control system Experimental procedure Experimental results Discussion and comparison of results Conclusions Literature cited

Note: CONTENTS Abstract Preface Conversion factors: US, customary to metric (SI) units of measurement Introduction Infrared camera Core samples State House State House Annex State Library Legislative Office Building Public Health Complex Highway Garage Fish and Game Offlces Supreme Court John O. Morton Building Department of Health and Welfare Laboratory Economics of roof reinsulation Conclusions and recommendations Literature cited

Note: CONTENTS Abstract Preface Introduction Sources and properties of tabular icebergs Sources Characteristics of ice shelves near the ice front Characteristics of tabular icebergs Towing Geophysical and engineering considerations Tug characteristics Handling and processing Cutting and boring with thermal devices Penetration with electrothermal devices Electrothermal cutting Making vertical cuts by pre-split blasting Primary fragmentation by blasting Primary fragmentation by mechanical sawing Comminuting ice with machines Slurry pipelines Conclusion Literature cited

Note: CONTENTS Abstract Preface Conversion factors: U.S. customary to metric units of measurements Introduction The freezing proeess Icing observations Geographical distribution of icing and contributing meteorological conditions Extreme icing conditions Extremes of icc accumulation Prediction of icing occurrences Prediction of icing intensity and rate Control methods Measurement of icing rate Conclusions and recommendations Literature cited Appendix A. Maps of icing occurrence and rate Appendix B. Data for computing ship icing rates Appendix C. Estimation of ice accumulation

Note: CONTENTS Abstract Preface Nomenclature Conversion factors: U.S. customary to metric units of measurement Introduction Description of experiment Apparatus Test procedure Experimental results Summary of experimental tests Influence of coolant water flow rates Approximation of the rate of melting Comparison of experimental and computed results Comparative analysis of the model sinks Approximation of the heat transfer coefficient Conclusions and recommendations Literature cited Appendix A. Experimental data, heat sink Model II Appendix B. Heat sink scaling and similarity relationships Appendix C. Derivation of the relationships for the heat transfer coefficient, Reynolds and Nusselt numbers Appendix D. Determination of freezing rates and refrigeration loads Appendix E. Approximation of stresses in the heat sink tank

Note: CONTENTS Abstract Preface Summary Introduction Ice thickness and quantity Chronology of the 1975 Chena River breakup Checkpoint 3 Checkpoint 4 Checkpoint 5 Checkpoint 6 Checkpoint A Checkpoint 7 Checkpoint C Checkpoint D Checkpoint 8 Checkpoint 10 Checkpoint 11 Checkpoint 12 Spring flooding and debris The 1976 Chena River breakup Breakup in other years Summary and conclusions Appendix A. Sequential photographs of 1975 breakup at checkpoints 3-12

Note: CONTENTS Abstract Preface Introduction Experimental procedure Snow collection Spectrophotometric methods Data analysis Potential sources of error Presentation of results Continuous-scan measurements Comparison of sequential bandpass and continuous-scan measurements Theoretical calculations Discussion of results Differences in amplitude of reflectance measurements Irregularities in the shape of spectral reflectance curves The true spectral reflectance of snow in the ultraviolet region Conclusions Literature cited Appendix A. Absolute reflectance values of pressed BaSO4 powder

Note: CONTENTS Abstract Preface Foreword Introduction Terminology Forces on individual cutters Torque force and tool force Forces on the rotor axis Tractive thrust and down thrust Alternative tool force formulations Vehicle traction Power/weight ratio Weight and balance Force, torque, speed and power Specific energy Efficiency and performance index Power density Power requirements for ejection of cuttings Hydrodynamic resistance in underwater cutting

Note: CONTENTS Abstract Preface Introduction Sea ice characteristics Ridging intensity Arctic terrain characteristics databank Digital terrain maps Digital laser profiles Standard terrain tapes Mobility analysis Terrestrial and coastal characteristics Northern Alaska Interior Alaska Arctic USSR Northern Canada and Greenland Climatological characteristics General features Surface winds Temperatures Precipitation and visibility Electromagnetic/optical propagation Ecological effects of SEV operations SK-5 tests Simulated SEV tests Conclusions Literature cited Additional CRREL SEV Bibliography

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