The Los Alamos Human Counter .............. 
Glass sO Osimethyen verre ees clos ok OA oe nace eee 
Counting Suspensions in Liquid Scintillators ..... 
Simple Instrumentation Determines Several 
Simultaneous Radioactivities ................ 
Fast-Neutron-Insensitive Chemical 
Gamma-Ray Dosimeter .............-------- 
High-Efficiency Slow-Neutron 
Semtllationi Counters eae see eee ae ee eae 
Instrumentation and Controls for HRT ......... 
The Role of Digital Computers in Nuclear Design 
BF; Neutron Spark Counter ................... 
Operating Characteristics of the Spark Counter . 
A First Look at Fusion-Reactor Control ........ 
Data-Handling S#&tem for Nuclear-Power Tests . . 
All-Transistor Citguits for Portable Detectors .... 
Zirconium — What is its Future? ............... 
UO, — Fabrication and Properties 
@etting PWR-on the Line ............2..-2--.- 
Research Reactors — Selection and Operation ... 
How to Calculate Gamma Radiation 
Induced in Reactor Materials ................ 
How Radiation Affects Materials 
Basice Mechanisms weer amis ciace eee eee iss 
Engineering Use of Damage Data ........... 
Damaging Effects of Radiation — 
On Solid Reactor Materials ................ 
On Electronic Components ................ 
On Plastics and Elastomers 
On Chemical Materials ................... 
The Role of Critical Facilities 
Critical Facilities for Reactor Design ......... 
Critical Facilities for Basic Physics ........... 
Critical Facilities Tomorrow ................. 
NUCLEONICS Survey of Operating Critical 
Hacilities inthe U.S: ts..sc2 ses ee ques 
Testing Nuclear-Plant Leaktightness 
Pyrophoricity — A Technical Mystery 
Wnder Vigorous Attack 25.2 .2.4--..66.s-=: 
Fast Breeder Power Reactors — 
Their Problems and Prospects ............... 
Economics of Waste Disposal .................. 
Gamma-lrradiation Facilities 
iMtnesUniteduotates we neasceme aes ee cea sede 
Survey of Gamma Facilities 
in U. S. and Canada—an Updating ......... 
Radioisotopic High-Potential, 
Low-Current Sources 
Beta-Ray-Excited Low-Energy X-Ray Sources .... 
Electron-Beam Sterilization of 
Surgical uturesi... ccc. esse -nyeuse sain cil 
Radiogold Seeds for Cancer Therapy ........... 
Wear Studies of Irradiated Carbide 
Cutting MOOS ceva eek aces utes) aerereieyess tie oes 
my} é 
CDH 
CONTENTS 
Using Neutrons for Remote Liquid-Level Gaging 
Using Tracers in Refinery Control ............. 
Radioactive Tracers for Tagging 
SpecialisteelsMeltsie ames erate ae eee eee 
The Best Performance from Beta Gages ........ 
How Radiation Affects Long-Chain Polymers .... 
Radioactive-Tracer Techniques 
in Paper Chromatography ................... 
Irradiated Males Eliminate Screwworm Flies .... 
Tritium Tracing — A Rediscovery .............. 
Radiocarbon Dating System ................... 
Activation Analysis Determines 
Sodium Content of Aluminum Alloys ......... 
Nomogram for Radioisotope Buildup and Decay . 
X-Ray Critical-Absorption and 
Emission Energies in kev .................. 
Gamma Rays from Thermal-Neutron Capture ... 
Beta Emitters by Energy and Half-Life ........ 
Disaster Monitoring with Amateur and 
Commercial Photographic Films ............. 
Simple Spot Tests for Aluminum Contaminants . . 
Tenth-Value Thicknesses for 
Gamma-Ray Absorption .................+.- 
Fission-Neutron Reaction Cross Sections ........ 
Gamma-Ray Attenuation ................... 
Slow-Neutron Capture Radioisotopes 
Arranged’ by Half-Life ....... 5...:2-.ss seen 
Stress-Strain Curves for 
Reactor-Irradiated Plastics .................- 
Weight Change in Cylindrical Shields .......... 
Locating Compton Edges and Backscatter Peaks 
in Scintillation Spectra ...<.2<0--« sas 
Gamma-Ray Scattering from Thin Scatterers .... 
Gamma-Ray Streaming Through an Annulus .... 
Gamma Dose Rates in Cylindrical Sources ...... 
Gamma Attenuation with Buildup 
in Lead and Iron 
Radiation from Neutron-Activated 
Slabs:and Spheres) ....5.220,.02.000 45002 
Gamma-Ray Streaming Through a Duct ......... 
Gamma-Detection Efficiency of 
Organic Phosphots «2.2. s.e0 6-0 225425 eee 
Radionuclides Arranged by Gamma-Ray Energy 
Nomogram for Radioactivity Induced 
in Irradiation: « ¢:i0d.%,eees .0e oe see eee 
Thermal-Neutron Data for the Elements ........ 
Fission-Product Yields from U, Th and Pu ...... 
Attenuation of Y-Rays from an Infinite Plane .... 
Gamma-Ray Attenuation with Buildup in Water . . 
Fission-Neutron Cross Sections for 
Mhreshold"Reactions .2.% 6+... ssi eines 
X-Ray Production with Linear Accelerators ..... 
Shielding-Glass Buildup Factors ............... 
Properties of Zircaloy=2) 42 ea enis 00 - enisooeer 
