Lead diffusion in apatite and zircon using ion implantation and Rutherford Backscattering techniques

Lead Isotope Abundance Studies on Mineral Occurrences in the British Isles and their Geological Significance

Lead isotope study of basic-ultrabasic layered complexes: Speculations about the age of the earth and primitive mantle characteristics

Lead isotopes by LA-MC-ICPMS: Tracking the emergence of mantle signatures in an evolving silicic magma system

Lead Isotopic Ages of Chondrules and Calcium-Aluminum-Rich Inclusions

Lead isotopic evidence for evolutionary changes in magma-crust interaction, Central Andes, southern Peru

Lead isotopic study of the Xigaze ophiolite (Tibet): the problem of the relationship between magmatites (gabbros, dolerites, lavas) and tectonites (harzburgites)

Lead orthophosphates--II. Stability of cholopyromophite at 25°c

Lead, Ba and Bi in Antarctic Law Dome ice corresponding to the 1815 AD Tambora eruption: an assessment of emission sources using Pb isotopes

Lead-Lead Constraints on the Timescale of Early Planetary Differentiation

Leaf proteomic analysis of three rice heritable mutants after seed space flight

Leap Seconds or Not? Status Report

Learning to Read the Chemistry of Regolith to Understand the Critical Zone

Learning with solar activity influence on Portugal's rainfall: A stochastic overview

Learning, Realizability and Games in Classical Arithmetic

Lebesgue numbers and Atsuji spaces in subsystems of second order arithmetic

Lecture Notes and Essays in Astrophysics. II Astrophysics Symposium of the GEA-RSEF.

Lectures on nonperturbative aspects of supersymmetric gauge theories

Left-flat spaces and null geodesics.

Left-flat spaces and their associated space-times.