Table of Contents Important Events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 General Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6 Committee Meetings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8 Scientific Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11 AAHP Courses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42 Professional Enrichment Program . . . . . . . . . . . . . . . . . . . . .44 Continuing Education Lecture Abstracts . . . . . . . . . . . . . . . .65 Exhibitor Floorplan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .68 Exhibitor Listing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .69 Works-in-Progress Abstracts . . . . . . . . . . . . . . . . . . . . . . . . .79 Author Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .85 Registration Hours Registration at the Portland DoubleTree Hotel: Saturday, July 7 . . . . . . . . . . . . . . . . . . . . . . . . . .2:00-5:00 pm Sunday, July 8 . . . . . . . . . . . . . . . . . . . . . . . .7:00 am-7:00 pm Registration at the Oregon Convention Center: Monday, July 9 . . . . . . . . . . . . . . . . . . . . . . . .8:00 am-4:00 pm Tuesday, July 10 . . . . . . . . . . . . . . . . . . . . . . .8:00 am-4:00 pm Wednesday, July 11 . . . . . . . . . . . . . . . . . . . .8:00 am-4:00 pm Thursday, July 12 . . . . . . . . . . . . . . . . . . . . . . . .8:00 am-Noon 1 Officers Brian Dodd, President Kevin L. Nelson, President Elect Richard R. Brey, Secretary Kathryn H. Pryor, Secretary Elect David J. Allard, Treasurer Ruth E. McBurney, Past President Richard J. Burk, Jr., Executive Secretary Board of Directors Joseph L. Alvarez Armin Ansari Lisa M. Bosworth Nolan Hertel Eva E. Hickey Michael Lewandowski Kathleen L. Shingleton Ali Simpkins Robert C. Whitcomb, Jr. Advisory Panel to the Board Kelly L. Classic, Media Relations Liaison Nancy M. Daugherty, Rules Chair Keith Dinger, Government Relations Liaison John Edwards, Special Publications Editor Craig A. Little, Operational Radiation Safety Editor-in-Chief Christopher Martel, Program Committee Chair Genevieve S. Roessler, Newsletter Editor-in-Chief, Web Site Editor Michael T. Ryan, Journal Editor-in-Chief 2 2007 Program Committee Chairperson: Christopher Martel Robert N. Cherry, Jr. Jason T. Flora Philip D. Kearney Kenneth Krieger Patricia L. Lee Matthew C. McFee Mary Ann Parkhurst Laura Pring Heidi Walton 2007 Task Force - Portland Chairperson: Kenneth Krieger Jennifer Johnson Philip D. Kearney Patricia L. Lee Laura Pring Matthew C. McFee Local Arrangements Committee Co-Chairs: Janet Franco, Jennifer Johnson Hospitality Suite - Phil Campbell, John Gough Intramurals - Mike Zittle, Bill Zander Night Out - Bruce Busby, John Gough, Drew Thatcher PEP Liaison - Carl Bergsagel, Debra McBaugh Publicity Midyear Meeting 2006 - Wayne Lei, Rick Tomblison Publicity & Local Information - Rick Edwards, Marge Slauson, Bill Tuttle, Lar Winans Receptions - Rick Tomlison, Jerry Cooper, Mike Stewart Revenue - Terry Lindsey, Dan Harlan, Anine Grumbles, Martha Dibblee Science Tours - Rainier Farmer, Mike Stewart Social Tours - Bill Tuttle, Lar Winans, Phil Campbell, Justin Spence Souvenirs - Terry Lindsey, Dan Harlan, Martha Dibblee, Anine Grumbles Treasurer - Dan Harlan Treasurer Advisor - Norm Dyer Volunteer Coordinators - Terry Lindsey, Marge Slauson Webmaster - Bruce Busby, Phil Campbell 3 Important Events Welcome Reception Sessions Please plan on stopping in at the Saturday and Sunday courses will Lloyd Center Ballroom of the DoubleTree be held at the DoubleTree Hotel. Monday Hotel Sunday, July 8, from 6:00-7:00 pm. through Thursday, sessions and courses The reception will have light snacks, and a will be held at the Oregon Convention cash bar. There will be an opportunity to Center. meet friends to start your evening in Portland. AAHP Awards Luncheon Tuesday July 10 Exhibits Noon-2:15 pm Free Lunch! Free Lunch! – Noon, Oregon Convention Center Monday, July 9. All registered attendees Ballroom 201 are invited to attend a complimentary lunch in the HPS exhibit hall at the HPS Awards Banquet Oregon Convention Center. An enjoyable evening, this event will be held in the Oregon Convention Center Breaks Monday Afternoon - and is an excellent opportunity to show Wednesday Morning – Featuring morn- your support for the award recipients as ing continental breakfasts and afternoon well as the Society. The awards will be refreshments such as fruit, ice cream and presented after the dinner The event will cookies. Be sure to stop by and visit with last from 7:00-10:00 pm and will take the exhibitors while enjoying your place in the Portland Ballroom at the refreshments! Oregon Convention Center. Different This Year Joint Meeting with the CRSO The CRSO will hold its Opening Plenary Session Tuesday afternoon. A joint ses- sion will be held Wednesday morning with the HPS RSO section. The CRSO will hold two concurrent sessions on Wednesday afternoon and Thursday morning. Things to Remember! All Speakers are required to check in at the Speaker Ready Room, Oregon Convention Center, Room A109, at least one session prior to their assigned session. All posters up Monday–Wednesday in Exhibit Hall Poster Session featured Monday, 1:30-3:30 pm – No other sessions at that time AAHP Awards Luncheon The AAHP is sponsoring an Awards Luncheon on Tuesday, July 10, at Noon, in Ballroom 201 in the Oregon Convention Center. You may purchase tickets on site at the Registration Desk. 4 Tuesday Evening Awards Reception & Banquet Join your peers in honoring the following awardees while enjoying a delicious meal. Brief award presentations will immediately follow the dinner. All attendees are strongly encouraged to stay and show support for the award recipients. This event will take place in the Oregon Convention Center, in the Portland Ballroom, on Tuesday, July 10, from 7:00 - 10:00 pm. The following awards are to be presented: Distinguished Scientific Founders Award Achievement Award Robert G. Gallaghar John D. Boice, Jr. Founders Memorialization Joseph K. Soldat Charles A. Willis Elda E. Anderson Award Outstanding Science Teacher Award Ali A. Simpkins Lawrence A. Scheckel Fellow Award David G. Cadena, Jr. Peter H. Myers Arthur E. Desrosiers *Mario Overhoff Victor N. Evdokimoff Mary Ann Parkhurst Gerald L. Gels Sander C. Perle Regis A. Greenwood Henry B. Spitz Gordon M. Lodde Edward A. Tupin Robert M. Loesch Stephen V. Musolino *posthumously Menu House salad, ginger salmon, garlic mashed potatoes, Asian vegetables, bread basket, dessert, coffee and tea. G. William Morgan Trust Fund When G. William Morgan died in Bill began his health physics career at Oak 1984, he bequeathed a substantial fund to Ridge National Laboratory as part of the the Health Physics Society. The will Manhattan Project. He later joined the requires that the fund's interest be used to Atomic Energy Commission and was instru- have internationally known experts present mental in the development of the initial reg- papers at the Society's meetings. Michael ulations that became part of 10 CFR Part C. O'Riordan of the United Kingdom's 20. He was a great champion of education National Radiation Protection Board was and helped establish the AEC Health the first international expert to be supported Physics Fellowship Program. Bill later by the Society through the Morgan Fund. became very successful in the real estate O'Riordan's presentation "Radon in Albion" business, but always retained his interest in was part of the Indoor Radon Session at the the health physics profession. The 1989 Albuquerque meeting. Society's Presidents Emeritus Committee G. William Morgan was a Charter has responsibility for the selection of the member of the Society and during the international experts who will be supported Society's early years a very active member. by the G. William Morgan Trust Fund. 5 Registration Hours Session Location Registration at the Saturday AAHP Courses, Sunday PEP Portland DoubleTree Hotel: sessions and the adjunct session on Saturday, July 7 . . . . . .2:00-5:00 pm Wednesday evening will take place in Sunday, July 8 . . . .7:00 am-7:00 pm the DoubleTree Hotel. Registration at the All Monday-Thursday sessions and Oregon Convention Center: Monday-Wednesday PEP courses will Monday, July 9 . . . .8:00 am-4:00 pm take place in the Oregon Convention Tuesday, July 10 . . .8:00 am-4:00 pm Center. Wednesday, July 11 8:00 am-4:00 pm LAC Room Thursday, July 12 . . . .8:00 am-Noon Sunday-Thursday . . . . . . . . . . . .A108 Registration Fees: Oregon Convention Center Class Pre-Reg On-Site HPS Member $350 $425 Activities and Tours Non-Member** $420 $495 Note: Tickets still availabe for sale can CRSO $125 $140 be purchased at the HPS Registration HPS/CRSO $425 $515 Desk. HPSNon-Mem**/CRSO $495 $585 Sunday, July 8 Student $ 60 $ 60 Eola Hills Winery 10 AM-5 PM HPS Emeritus No Fee No Fee Portland City Tour 1-4:30 PM HPS PEP Lecturer No Fee No Fee Monday, July 9 Companion $ 55 $ 55 Portland City Tour 9 AM-12:30 PM Exhibition ONLY $ 25 $ 25 Mount Saint Helens 9 AM-5 PM Exhibitor (2/booth) No Fee No Fee Open Mic Night 8-11 PM Add’l Awards Dinner $ 60 $ 60 Tuesday, July 10 AAHPAwards New CHP Free Free HPS 5K Run/Walk 6:30-8:30 AM AAHPAwards (CHP) $ 10 $ 10 North Oregon Coast 8:30 AM-5:30 PM AHHP Awards Guest $ 15 $ 15 Golf Eastmoreland 2-9 PM Member, 1 Day $225 $225 Reed Colege Reactor Facility 9 AM-3 PM Non-Member 1 Day $225 $225 Student, 1 Day n/a $ 30 Wednesday, July 11 Includes Sunday Reception, Oregon Wineries 10:15 AM-6 PM Monday Lunch and Tuesday Awards HPS Night Out Dinner Cruise-Sold Out Dinner Portland Micro Brew Bus 5-10 PM Includes Sunday and Student Oregon Health & Sciences Univ 8:30 AM Receptions, Monday Lunch and Thursday, July 12 Tuesday Awards Dinner Columbia Gorge/Mult. Falls 1-5 PM Includes Sunday Reception, Monday-Wednesday Continental Breakfast and afternoon snacks Includes Sessions and Exhibition ONLY ** Includes Associate Membership for year 2007-FIRST TIME MEMBERS ONLY. 6 Information Companion Technical Sessions - Speaker Hospitality Room Instructions The Hospitality Room is in the You are allotted a total of 12 min- DoubleTree Hotel in the Oregon Room utes of speaking time unless you have on the lobby level. Come meet with been notified otherwise. friends and learn about the available The Ready Room (Room A109 attractions in Providence. Local HPS Oregon Convention Center) will be members will be on hand to help with open Sunday from 2-5 pm, Monday planning day trips and restaurant rec- through Wednesday from 8-11 am and ommendations. On Monday morning 2-5 pm. You must check in at the Ready from 8 to 9 am, we invite all registered Room (even if you have already sub- companions to an official welcome from mitted your presentation) no later than a local representative who will provide the following times: an orientation to Portland and answer Presentation Time Check-In Deadline any questions you might have. The Monday am 5 pm Sunday Monday breakfast will take place in the Monday pm 11 am Monday Oregon Room. Tuesday am 5 pm Monday Continental breakfast will be avail- Tuesday pm 11 am Tuesday able Monday through Wednesday Wednesday am 5 pm Tuesday mornings for registered companions, as Wednesday pm 11 am Wednesday will afternoon refreshments if atten- Thursday am 5 pm Wednesday dance warrants. Please report to your session room 10 minutes prior to the Session start to let your session chair(s) know that you are there. Hospitality Room for Registered Companions PEP/CEL Courses Oregon Room, DoubleTree Hotel, The PEP Ready Room will have Lobby Level hours posted on the door. Saturday and Sunday, Portland Room, DoubleTree Monday Welcome Hotel; Monday-Wednesday, Room 8:00 - 9:00 am A107 Oregon Convention Center Days/Hours Placement Service Sunday . . . . . . . .10 am - 3 pm Placement Service listings will be Monday . . . . . . . . .8 am - 3 pm posted in the Exhibit Hall. Tuesday . . . . . . . . .8 am - 3 pm Business Meeting Wednesday . . . . . .8 am - 3 pm The HPS Annual Business Meeting will be convened at 5:30 pm on Wednesday, July 11, in A106, Oregon Convention Center. Badge Color Code White=HPS Member, Nonmember, Student Tan=CRSO Only Yellow=CRSO/HPS Blue=Companion Green=Exhibition Only Salmon=Exhibitor 7 Health Physics Society Committee Meetings DT = DoubleTree Hotel CC = Convention Center Friday, July 6, 2007 ANSI N13.14 WORKING GROUP 2:00-3:00 pm A101 (CC) ABHP BOARD MEETING AEC ACCREDITATION SUBCOMMITTEE 8:00 am-5:00 pm Idaho (DT) 2:00-4:00 pm Idaho (DT) Saturday, July 7, 2007 SCIENTIFIC AND PUBLIC ISSUES COMMITTEE FINANCE COMMITTEE 3:00-4:30 pm A102 (CC) 8:00 am-Noon Hawthorne (DT) HISTORY COMMITTEE ABHP BOARD MEETING 3:00-5:00 pm Alaska (DT) 8:00 am-Noon 3 Sisters (DT) AWARDS COMMITTEE CONTINUING EDUCATION COMMITTEE 4:30-5:00 pm A101 (CC) 1:00-5:00 pm Morrison (DT) Tuesday, July 10, 2007 AAHP EXECUTIVE COMMITTEE 1:00-5:00 pm 3 Sisters (DT) RULES COMMITTEE 7:00-9:00 am Sellwood (DT) HPS EXECUTIVE COMMITTEE 1:00-5:00 pm Presidental Suite (DT) RADIATION SAFETY WITHOUT BORDERS Sunday, July 8, 2007 9:00-11:00 am 3 Sisters (DT) HPS BOARD OF DIRECTORS INTERNATIONAL COLLABORATION 7:30 am-5:00 pm 3 Sisters (DT) COMMITTEE 9:00 am - Noon A101 (CC) AAHP EXECUTIVE COMMITTEE 8:00 am-5:00 pm Idaho (DT) GOVERNMENT & SOCIETY RELA- TIONS COMMITTEE PROGRAM COMMITTEE 10:00 am-Noon Sellwood (DT) 11:00 am-1:00 pm A109 (CC) HP PROGRAM DIRECTORS HP/ORS JOURNAL BOARD MEETING ORGANIZATION 3:00-6:00 pm Sellwood/Ross Island (DT) Noon-2:00 pm 3 Sisters (DT) Monday, July 9, 2007 PUBLIC INFORMATION COMMITTEE Noon-2:00 pm Washington (DT) RSO SECTION EXECUTIVE BOARD MEMBERSHIP COMMITTEE MEETING 1:00-3:00 pm A101 (CC) Noon-2:00 pm Alaska (DT) ANSI N320 (REACTOR EMERGEN- NOMINATING COMMITTEE CIES) Noon-2:30 pm A102 (CC) 2:00-5:00 pm A102 (CC) CHAPTER COUNCIL MEETING CSU RECEPTION - ALL ARE 1:00-2:00 pm B110-112 (CC) WELCOME HPS WEB EDITORS 5:30-7:00 pmPortland Ballroom Lobby (CC) 1:00-5:00 pm Morrison (DT) 8